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Kyocera TASKalfa 3051ci, Service Manual

The Kyocera TASKalfa 3051ci is a high-performance multifunctional printer equipped with advanced features. Easily access its comprehensive Specifications manual for free download on our website, providing detailed instructions and optimizing your experience. Improve productivity and efficiency by unlocking the potential of this exceptional device.

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2L6/2N6/2N5/2N4

1-4-13

4011

Registration sensor stay 
jam

Registration sensor (RS) does not turn off during paper 
feed from cassette 1.

E

4012

Registration sensor (RS) does not turn off during paper 
feed from cassette 2.

E

4013

Registration sensor (RS) does not turn off during paper 
feed from cassette 3 (paper feeder/large capacity 
feeder).

E

4014

Registration sensor (RS) does not turn off during paper 
feed from cassette 4 (paper feeder/large capacity 
feeder).

E

4015

Registration sensor (RS) does not turn off during paper 
feed from cassette 5 (side multi tray/side deck).

E

4016

Registration sensor (RS) does not turn off during paper 
feed from cassette 6 (side paper feeder/side large 
capacity feeder).

E

4017

Registration sensor (RS) does not turn off during paper 
feed from cassette 7 (side paper feeder/side large 
capacity feeder).

E

4019

Registration sensor (RS) does not turn off during paper 
feed from MP tray.

E

4101

Loop sensor non arrival 
jam

Loop sensor (LPS) does not turn on during paper feed 
from cassette 1.

E

4102

Loop sensor (LPS) does not turn on during paper feed 
from cassette 2.

E

4103

Loop sensor (LPS) does not turn on during paper feed 
from cassette 3 (paper feeder/large capacity feeder).

E

4104

Loop sensor (LPS) does not turn on during paper feed 
from cassette 4 (paper feeder/large capacity feeder).

E

4105

Loop sensor (LPS) does not turn on during paper feed 
from cassette 5 (side multi tray/side deck).

E

4106

Loop sensor (LPS) does not turn on during paper feed 
from cassette 6 (side paper feeder/side large capacity 
feeder).

E

4107

Loop sensor (LPS) does not turn on during paper feed 
from cassette 7 (side paper feeder/side large capacity 
feeder).

E

4108

Loop sensor (LPS) does not turn on during paper feed 
from duplex section.

E

4109

Loop sensor (LPS) does not turn on during paper feed 
from MP tray.

E

Code

Contents

Conditions

Jam

 location*

*: Refer to figure 1-4-1 for paper misfeed indication (see page 1-4-1).

Summary of Contents for TASKalfa 3051ci

Page 1: ...SERVICE MANUAL Published in April 2015 842N4117 2N4SM067 Rev 7 TASKalfa 3051ci TASKalfa 3551ci TASKalfa 4551ci TASKalfa 5551ci ...

Page 2: ...ys the paper misfeed mes sage on the operation panel To remove paper misfed in the machine pull out the cassette open the paper conveying unit or paper conveying cover The positions and the corrective actions are displayed on the touch panel when a paper jam has occurred Jam code Jam code suggesting the cause of jam Position code Code suggesting the place of jam Figure 1 4 1 ...

Page 3: ...ng unit paper conveying cover or PF paper conveying cover F Misfeed in the duplex section G Misfeed in the fuser section H Misfeed in document processor option I Misfeed in job separator option J Misfeed in bridge unit option K Misfeed in document finisher option L Misfeed in Mail box option M Misfeed Center folding unit option N Misfeed in cassette 5 option O Misfeed in cassette 6 or 7 option ...

Page 4: ...2L6 2N6 2N5 2N4 3 1 4 3 2 Paper misfeed detection condition Machine Option1 Figure 1 4 3 Paper jam location Machine Option1 ...

Page 5: ...2L6 2N6 2N5 2N4 1 4 4 Machine Option2 Figure 1 4 4 Paper jam location Matchine Option2 ...

Page 6: ... unit open The paper conveying unit is opened during printing E 0111 Front cover open The front cover is opened during printing 0112 Duplex cover open The duplex cover is opened during printing F 0113 Paper conveying cover open The paper conveying cover is opened during printing E 0114 BR conveying unit open The BR conveying unit is opened during printing J 0115 BR eject cover open The BR eject co...

Page 7: ... tray MP feed sensor MPFS does not turn on during paper feed from MP tray D 0511 Multiple sheets in cas sette 1 Feed sensor 1 FS1 does not turn off during paper feed from cassette 1 A 0512 Multiple sheets in cas sette 2 Feed sensor 2 FS2 does not turn off during paper feed from cassette 2 B 0513 Multiple sheets in cas sette 3 PF feed sensor 1 PFFS1 does not turn off during paper feed from cassette...

Page 8: ...ets in cas sette 7 PF feed sensor 2 PFFS2 does not turn off during paper feed from cassette 7 side large capacity feeder O 0545 No paper feed from side deck SD feed sensor SDFS does not turn on during paper feed from side deck N 0555 Multiple sheets in side deck SD feed sensor SDFS does not turn off during paper feed from side deck N 1301 Middle sensor non arrival jam Middle sensor MS does not tur...

Page 9: ...ng sensor PCS does not turn on during paper feed from cassette 4 paper feeder large capac ity feeder C 1512 Paper conveying sensor stay jam Paper conveying sensor PCS does not turn off during paper feed from cassette 2 E 1513 Paper conveying sensor PCS does not turn off during paper feed from cassette 3 paper feeder large capac ity feeder E 1514 Paper conveying sensor PCS does not turn off during ...

Page 10: ... from cassette 7 side paper feeder O 2603 PF paper conveying sen sor 1 non arrival jam PF paper conveying sensor 1 PFPCS1 does not turn on during paper feed from cassette 3 large capacity feeder C 2604 PF paper conveying sensor 1 PFPCS1 does not turn on during paper feed from cassette 4 large capacity feeder C 2606 PF paper conveying sensor 1 PFPCS1 does not turn on during paper feed from cassette...

Page 11: ...ssette 4 large capacity feeder C 2717 PF paper conveying sensor 2 PFPCS2 does not turn off during paper feed from cassette 7 side large capacity feeder O 3405 SM paper conveying sensor 1 non arrival jam SM paper conveying sensor 1 SMPCS1 does not turn on during paper feed from cassette 5 side multi tray N 3406 SM paper conveying sensor 1 SMPCS1 does not turn on during paper feed from cassette 6 si...

Page 12: ... turn on during paper feed from cassette 7 side multi tray O 3515 SM paper conveying sensor 2 stay jam SM paper conveying sensor 2 SMPCS2 does not turn off during paper feed from cassette 5 side multi tray N 3516 SM paper conveying sensor 2 SMPCS2 does not turn off during paper feed from cassette 6 side multi tray N 3517 SM paper conveying sensor 2 SMPCS2 does not turn off during paper feed from c...

Page 13: ... cassette 6 side multi tray N 3717 SM eject sensor SMES does not turn off during paper feed from cassette 7 side multi tray N 4001 Registration sensor non arrival jam Registration sensor RS does not turn on during paper feed from cassette 1 E 4002 Registration sensor RS does not turn on during paper feed from cassette 2 E 4003 Registration sensor RS does not turn on during paper feed from cassette...

Page 14: ...RS does not turn off during paper feed from MP tray E 4101 Loop sensor non arrival jam Loop sensor LPS does not turn on during paper feed from cassette 1 E 4102 Loop sensor LPS does not turn on during paper feed from cassette 2 E 4103 Loop sensor LPS does not turn on during paper feed from cassette 3 paper feeder large capacity feeder E 4104 Loop sensor LPS does not turn on during paper feed from ...

Page 15: ... feed from MP tray E 4201 Fuser eject sensor non arrival jam Fuser eject sensor FUES does not turn on during paper feed from cassette 1 E 4202 Fuser eject sensor FUES does not turn on during paper feed from cassette 2 E 4203 Fuser eject sensor FUES does not turn on during paper feed from cassette 3 paper feeder large capac ity feeder E 4204 Fuser eject sensor FUES does not turn on during paper fee...

Page 16: ...uring paper feed from duplex section G 4219 Fuser eject sensor FUES does not turn off during paper feed from MP tray G 4301 Duplex sensor 1 non arrival jam Duplex sensor 1 DUS1 does not turn on during paper feed from cassette 1 G 4302 Duplex sensor 1 DUS1 does not turn on during paper feed from cassette 2 G 4303 Duplex sensor 1 DUS1 does not turn on during paper feed from cassette 3 paper feeder l...

Page 17: ...or 1 DUS1 does not turn off during paper feed from MP tray F 4401 Duplex sensor 2 non arrival jam Duplex sensor 2 DUS2 does not turn on during paper feed from cassette 1 F 4402 Duplex sensor 2 DUS2 does not turn on during paper feed from cassette 2 F 4403 Duplex sensor 2 DUS2 does not turn on during paper feed from cassette 3 paper feeder large capacity feeder F 4404 Duplex sensor 2 DUS2 does not ...

Page 18: ... feeder F 4415 Duplex sensor 2 DUS2 does not turn off during paper feed from cassette 5 side multi tray side deck F 4416 Duplex sensor 2 DUS2 does not turn off during paper feed from cassette 6 side paper feeder side large capacity feeder F 4417 Duplex sensor 2 DUS2 does not turn off during paper feed from cassette 7 side paper feeder side large capacity feeder F 4418 Duplex sensor 2 DUS2 does not...

Page 19: ...ensor EFS does not turn on during paper feed from MP tray G 4611 Eject full sensor stay jam Eject full sensor EFS does not turn off during paper feed from cassette 1 G 4612 Eject full sensor EFS does not turn off during paper feed from cassette 2 G 4613 Eject full sensor EFS does not turn off during paper feed from cassette 3 paper feeder large capacity feeder G 4614 Eject full sensor EFS does not...

Page 20: ...ensor SBS does not turn on during paper feed from MP tray G 4711 Switchback sensor stay jam Switchback sensor SBS does not turn off during paper feed from cassette 1 I 4712 Switchback sensor SBS does not turn off during paper feed from cassette 2 I 4713 Switchback sensor SBS does not turn off during paper feed from cassette 3 paper feeder large capac ity feeder I 4714 Switchback sensor SBS does no...

Page 21: ...BRCS1 does not turn on dur ing paper feed from duplex section G 4909 BR conveying sensor 1 BRCS1 does not turn on dur ing paper feed from MP tray G 4911 BR conveying sensor 1 stay jam BR conveying sensor 1 BRCS1 does not turn off dur ing paper feed from cassette 1 J 4912 BR conveying sensor 1 BRCS1 does not turn off dur ing paper feed from cassette 2 J 4913 BR conveying sensor 1 BRCS1 does not tur...

Page 22: ...ing paper feed from cassette 6 side paper feeder side large capacity feeder J 5007 BR conveying sensor 2 BRCS2 does not turn on dur ing paper feed from cassette 7 side paper feeder side large capacity feeder J 5008 BR conveying sensor 2 BRCS2 does not turn on dur ing paper feed from duplex section J 5009 BR conveying sensor 2 BRCS2 does not turn on dur ing paper feed from MP tray J 5011 BR conveyi...

Page 23: ...feed from cassette 2 J 5103 BR eject sensor BRES does not turn on during paper feed from cassette 3 paper feeder large capacity feeder J 5104 BR eject sensor BRES does not turn on during paper feed from cassette 4 paper feeder large capacity feeder J 5105 BR eject sensor BRES does not turn on during paper feed from cassette 5 side multi tray side deck J 5106 BR eject sensor BRES does not turn on d...

Page 24: ...d from duplex section J 5119 BR eject sensor BRES does not turn off during paper feed from MP tray J 6000 DF paper entry error DF paper entry sensor DFPES turn on before the eject signal is output from the machine 4000 sheet fin isher K 6001 DF paper entry sensor DFPES turn on before the eject signal is output from the machine 1000 sheet fin isher K 6020 DF front cover open DF front upper cover is...

Page 25: ...thin specified time of DF paper entry sensor DFPES turning on 4000 sheet finisher K 6301 DF middle eject sensor DFMES does not turn on within specified time of DF paper entry sensor DFPES turning on 1000 sheet finisher K 6310 DF middle eject sensor stay jam DF middle eject sensor DFMES is not turned off within specified time of its turning on 4000 sheet fin isher K 6311 DF middle eject sensor DFME...

Page 26: ...ion motor 1 DFSRM1 1000 sheet finisher K 6910 DF side registration sen sor 2 stay jam DF side registration sensor 2 DFSRS2 is not turned off within specified time after driving the DF side regis tration motor 2 DFSRM2 4000 sheet finisher K 6911 DF side registration sensor 2 DFSRS2 is not turned off within specified time after driving the DF side regis tration motor 2 DFSRM2 1000 sheet finisher K 7...

Page 27: ...MB eject sensor non arrival jam MB eject sensor MBES is not turned on even if a specified time has elapsed after the machine eject sig nal was received L 7810 MB eject sensor stay jam MB eject sensor MBES is not turned off within speci fied time of its turning on L 7900 Middle paddle error jam DF paddle sensor DFPDS is not turned on within specified time after driving the DF middle motor DFMM 4000...

Page 28: ...nsor DPTS turning on H 9200 DP registration sensor non arrival jam DP registration sensor DPRS does not turn on within specified time of DP feed sensor DPFS turning on H 9210 DP registration sensor stay jam DP registration sensor DPRS does not turn off within specified time of DP timing sensor DPTS turning on H 9300 DP CIS sensor non arrival jam DP CIS sensor DPCS does not turn on within speci fie...

Page 29: ...DP eject sensor stay jam DP eject sensor DPES does not turn off within speci fied time of DP timing sensor DPTS turning off H Code Contents Conditions Jam location Refer to figure 1 4 1 for paper misfeed indication see page 1 4 1 ...

Page 30: ... unit DF jam Adjust the cursors to the size of the paper If paper is fed askew perform a skew cancellation adjustment of the width adjuster cursor see page 1 5 123 3 Check how paper is loaded Check if the cutting edge of the paper bundle inside is cumpled or bent If the cutting edge of the paper bundle is crumpled fan the paper before loading If the paper is folded stretch before loading in the ca...

Page 31: ... of the paper loaded are met when jam has occurred and if the size of the original document and the paper size are met see page 1 3 12 If the paper size is incorrectly displayed adjust the positions of the paper set guide cursors in accordance with the paper size making sure that the paper is not askew to activate the size detector switch 4 Check that paper settings are made in accordance with the...

Page 32: ...k that the paper conveying guide has no barrs deformations or abrasions and it is properly mounted without being floated Clean the conveying guide or the paper approaching guide Remove any protrusions including barrs If floated fix it properly If deformation or abrasion is observed replace 4 Check that the guide Check that the guide is smoothly operative when manipulated If the guide is inoperativ...

Page 33: ...res 3 Check the conveying roller rotates without overloading Check the axle holder or the roller shaft are not contaminated Check that the spring has not fallen off and is mounted so that it is properly applying pressure against the rollers or pulleys Clean the roller axle or the axle holder Re assemble it while checking the pressure of the spring Sensor 1 Check if it does not operate with smoothn...

Page 34: ... life Replace the spring 2 Check abrasion and paper dusts on the feed roller and forward rollers Clean the feed roller and the forward roller Or if not amended replace 3 Perform U032 to check the forward roller and feed roller are rotating If disconnected or or stained replace the primary feed clutch 4 Check if a primary feed roller of a wrong material of rubber is installed Distinguished by color...

Page 35: ...nishing paper load new paper 2 Checking paper size Check that the size of the loaded paper and the paper size chosen on the operator panel are met If the paper size does not agree 1 If the cassette cursors are open against the paper set it properly 2 Insert the cassette until the paper size detector switch is turned on If the size is not detectable while automatic sizing is enabled replace the siz...

Page 36: ...tuator s return spring 2 Perform U031 to check the operation of the sensor If the sensor is inoperative replace 3 Select the motor by U032 and check if the coveying clutch rotates following the other component see page 1 3 36 If stained replace the clutch Re assmeble the clutch so that it is not continuously energized Change of wirings etc 4 Check if the conveying guide is twisted to be mounted If...

Page 37: ...J4104 J4105 J4106 J4107 1 Check no wrinkles are observed at the sluck of paper during paper feeding Adjust the cursors to the size of the paper If paper is fed askew perform a skew cancellation adjustment of the width adjuster cursor see page 1 5 123 2 Check that the paper is entirely loaded inside the cassette without being skewed Reload paper Fuser eject sensor stay jam J421X Ejection full senso...

Page 38: ...g paper lengthwise BR conveying sensor 1 2 non arrival stay jam J49XX Eject sensor non arrival jam J50XX Eject sensor stay jam J51XX DF paper entry error JAM J600X 1 Check contamination of the rollers of the bridge eject unit Clean or replace the rollers 2 Check contamination or abrasion of the axle holders of the bridge eject unit Clean the axle holder or replace with a new axle holder 3 Check th...

Page 39: ...caused within the punch unit If a welding protrusion on the coveying side causes paper to be trapped try replacing the punch unit DF intermediate sen sor stay jam J631X DF main tray ejection stay JAM J641X DF eject sensor non arrival jam J6500 DF eject sensor stay jam J651X 1 If there is not the jammed paper which is causing J631 at the paper processing area check to see if the actuator DF middle ...

Page 40: ...te process tray If the gap is not correct fix balance of the bundle eject unit If 1 Correct the phase shifting with meshing of the front and back gears Turn on U240 Motor EjectUnlock 30 to check the balance of the front and back rollers with the bundle eject unit opened see page 1 3 134 If 2 Adjust the positioning of or replace the Mount PI upper guide 3 Execute U240 Motor Width Test A3 LD to adju...

Page 41: ... side abrupt alignment and overall alignment If the paper is curled change the direction of loading paper or replace the paper 6 Check if a floated staple buckling or stapling at a wrong position is occurred Configure each of the cassettes for the weight of the paper loaded replace the paper Adjust the stapling home position by U246 Staple HP see page 1 3 142 7 Check stapling has been properly don...

Page 42: ... without hinderance If the return spring has been fallen off of the fixing position fix it properly If the actuator won t operate smoothly replace Center folding unit conveying stay JAM J6710 Center folding unit conveying sensor stay JAM J7710 If paper is jammed before reaching the center folding unit check that the drive train gears are in mesh If the drive transmission gears are not in mesh repl...

Page 43: ...B 2 FPWB2 Middle clutch MCL 1 Middle motor MM 2 Feed PWB 1 FPWB1 Registration clutch RCL 1 Registration motor RM 2 Feed sensor 1 FS1 Middle sensor MS Checking procedure at the occurrence of J0501 Corrective action at the occurrence of J0501 On Off control signal output connector terminal point of checking connection 1 Items for Initial Checks see page 1 4 29 2 Feed sensor 1 FS1 Conduct connectivit...

Page 44: ... 1 ACSL1 2 Operation check U032 Feed PWB 2 YC10 1 4 Middle clutch MCL 1 Middle motor MM 2 Operation check U032 30 Feed PWB 2 YC7 14 YC7 1 to 4 5 Feed PWB 2 Replace 6 Engine PWB Replace Checking procedure at the occurrence of J40X1 Corrective action at the occurrence of J40X1 On Off control signal output connector terminal point of checking connection 1 Items for Initial Checks see page 1 4 29 2 Re...

Page 45: ...L 1 Middle motor MM 2 Registration clutch RCL 1 Registration motor RM 2 Vertical conveying clutch PCCL Feed sensor 2 FS2 Paper conveying sensor PCS Middle sensor MS Registration sensor RS Checking procedure at the occurrence of J05X2 Corrective action at the occurrence of J05X2 On Off control signal output connector terminal point of checking connection 1 Items for Initial Checks see page 1 4 29 2...

Page 46: ...gine PWB Replace Checking procedure at the occurrence of J15X2 Corrective action at the occurrence of J15X2 On Off control signal output connector terminal point of checking connection Items for Initial Checks see page 1 4 29 2 Conveying sensor PCS I O check and sensor check U031 Feed PWB 2 YC6 3 3 Vertical conveying clutch PCCL Operation check U032 Feed PWB 2 YC5 3 4 Assist clutch 2 ACSL2 2 Opera...

Page 47: ...ed PWB 1 YC22 2 YC25 1 to 4 4 Feed PWB 1 Replace 5 Engine PWB Replace Jam code J0131 J0509 J0519 J4009 J4019 Related parts Paper feed motor PFM Engine PWB EPWB Manual feed clutch MPPFCL Feed PWB 1 FPWB1 Middle clutch MCL 1 Middle motor MM 2 Relay PWB RYPWB In paper conveying unit Registration clutch RCL 1 Registration motor RM 2 MP feed sensor MPFS Registration sensor RS Manual feed lift motor MPL...

Page 48: ...ce Checking procedure at the occurrence of J40X9 Corrective action at the occurrence of J40X9 On Off control signal output connector terminal point of checking connection Items for Initial Checks see page 1 4 29 Registration sensor RS Conduct connectivity check mounting location check operation check U031 Feed PWB 2 YC7 12 Registration clutch RCL 1 Registration motor RM 2 Operation check U032 30 F...

Page 49: ... 4 MP lift motor Check if the paper lift base is raised as the motor rotates Relay PWB YC3 11 YC12 5 Feed PWB 1 Replace Feed PWB 1 YC17 YC1 6 Engine PWB Replace Engine PWB YC6 Checking procedure at the occurrence of J0131 Corrective action at the occurrence of J0131 On Off control signal output connector terminal point of checking connection ...

Page 50: ...h 2 DUCL2 1 Duplex motor 2 DUM2 2 Feed PWB 1 FPWB1 Duplex sensor 2 DUS2 Checking procedure at the occurrence of J05X8 Corrective action at the occurrence of J05X8 On Off control signal output connector terminal point of checking connection 1 Items for Initial Checks see page 1 4 29 2 Duplex sensor 2 DUS2 Conduct connectivity check mounting location check operation check U031 Feed PWB 1 YC 14 5 3 D...

Page 51: ...nce of J41XX Corrective action at the occurrence of J41XX On Off control signal output connector terminal point of checking connection 1 Items for Initial Checks see page 1 4 29 2 Loop sensor LPS Conduct connectivity check mounting location check operation check U031 Feed PWB 1 YC23 11 3 Registration clutch RCL 1 Registration motor RM 2 Operation check U032 30 Feed PWB 1 YC22 2 YC25 1 to 4 4 Check...

Page 52: ...or SBS JS eject motor JSEM The job separator is installed Checking procedure at the occurrence of J42XX Corrective action at the occurrence of J42XX On Off control signal output connector terminal point of checking connection 1 Items for Initial Checks see page 1 4 29 2 Fuser eject sensor FUES Conduct connectivity check mounting location check operation check U031 Engine PWB YC26 A13 3 feedshift s...

Page 53: ...ration check U030 Front PWB YC5 8 to 11 5 Front PWB FRPWB Replace 6 Engine PWB Replace Checking procedure at the occurrence of J47XX Corrective action at the occurrence of J47XX On Off control signal output connector terminal point of checking connection 1 Items for Initial Checks see page 1 4 29 2 Switchback sensor SBS Conduct connectivity check mounting location check operation check U031 Front ...

Page 54: ... FPWB1 J440X Duplex sensor 2 DUS2 Checking procedure at the occurrence of J43XX Corrective action at the occurrence of J43XX On Off control signal output connector terminal point of checking connection 1 Items for Initial Checks see page 1 4 29 2 Duplex sensor 1 DUS1 Conduct connectivity check mounting location check operation check U031 Feed PWB 1 YC23 1 3 Duplex clutch 1 DUCL1 1 Duplex motor 1 D...

Page 55: ... 2 DUS2 Conduct connectivity check mounting location check operation check U031 Feed PWB 1 YC14 5 3 Duplex clutch 2 DUCL2 1 Duplex motor 2 DUM2 2 Operation check U032 30 Feed PWB 1 YC14 12 YC14 14 to 17 4 Is the drive from the paper feed motor chaned to the upper and lower duplex rollers 30 ppm model 35 ppm model only 5 Check how the conveying unit and the main unit drawer are connected and if the...

Page 56: ... point of checking connection 1 Items for Initial Checks see page 1 4 29 2 BR conveying sensor 1 BRCS1 Conduct connectivity check mounting location check operation check U031 BR PWB YC6 2 3 BR conveying motor 1 BRCM1 Operation check U030 BR PWB YC7 1 to 4 4 BR PWB BRPWB Replace 5 Engine PWB Replace Checking procedure at the occurrence of J50XX Corrective action at the occurrence of J50XX On Off co...

Page 57: ...ecks see page 1 4 29 2 BR eject sensor BRES Conduct connectivity check mounting location check operation check U031 Engine PWB YC20 17 3 BR feedshift solenoid BRSOL Check for switching feedshift guide U033 Engine PWB YC20 17 4 BR PWB BRPWB Replace 5 Engine PWB Replace Checking procedure at the occurrence of J50XX Corrective action at the occurrence of J50XX On Off control signal output connector t...

Page 58: ...procedure at the occurrence of J61XX Corrective action at the occurrence of J61XX On Off control signal output connector terminal point of checking connection 1 Items for Initial Checks see page 1 4 29 2 DF paper entry sensor DFPES Conduct connectivity check mounting location check operation check U241 Finisher HP DF main PWB YC21 9 3 DF feedshift solenoid 3 DFFSSOL Check to see the feedshift guid...

Page 59: ...PWB YC12 13 to 16 5 DF eject motor DFEM Operation check U240 DF main PWB YC12 5 to 8 6 DF main PWB DFMPWB Replace Checking procedure at the occurrence of J63XX Corrective action at the occurrence of J63XX On Off control signal output connector terminal point of checking connection 1 Items for Initial Checks see page 1 4 29 2 DF middle sensor DFMES Conduct connectivity check mounting location check...

Page 60: ...FMES Conduct connectivity check mounting location check operation check U241 DF main PWB YC20 6 3 DF bundle eject sensor DFBDS Conduct connectivity check mounting location check operation check U241 DF main PWB YC22 27 4 DF middle motor DFMM Operation check U240 DF main PWB YC12 9 to 12 5 DF main PWB DFMPWB Replace Checking procedure at the occurrence of J66XX Corrective action at the occurrence o...

Page 61: ...l output connector terminal point of checking connection 1 Items for Initial Checks see page 1 4 29 2 DF middle sensor DFMES Conduct connectivity check mounting location check operation check U241 DF main PWB YC20 6 3 DF tray upper sensor 1 and 2 DFTUSS1 2 Conduct connectivity check mounting location check operation check U241 DF main PWB YC21 19 DFTUSS1 YC13 3 DFTUSS2 4 DF eject motor DFEM Operat...

Page 62: ...ctivity check mounting location check operation check U241 DF main PWB YC20 3 3 DF drum motor DFDRM Operation check U240 DF main PWB YC18 1 to 4 4 CF paper entry motor CFPEM Check if the gears can chain the drive CF PWB YC18 1 to 4 5 DF main PWB DFMPWB Replace 6 CF PWB CFPWB Replace Checking procedure at the occurrence of J77X0 Corrective action at the occurrence of J77X0 On Off control signal out...

Page 63: ...relevant information in a log Self diag nostic dialog Be sure not to turn power off until the dialog has gone off The logs retrieved can be downloaded in a flash memory device using U964 mode See page 1 3 235 Figure 1 4 5 2 And then display an error message on the operation panel An error message consists of a message prompting a con tact to service personnel and a four digit error code indicating...

Page 64: ...on of FAX control PWB incompatibility In the initial communication with the FAX control PWB any normal communication com mand is not transmitted FAX control PWB The FAX PWB installed will not be the one designed for the machine 1 Install the FAX system designed for the model 2 Reinstall the fax software 0080 Option printing system device error The version of the FPGA for Fiery control is not reada...

Page 65: ...1 Check that the EEPROMs installed in the main PWB and the engine PWB are correct and if not use the correct EEPROM for the model 2 If the EEPROM data are currupted contact the service support Main PWB Replace the main PWB see page 1 5 72 Engine PWB Replace the engine PWB see page 1 5 80 0180 Machine number mismatch Machine number of main and engine does not match Data damage of EEPROM 1 Confirm t...

Page 66: ...s not complete within the specified period of time DP CIS 1 Reconnect the CIS signal line 2 Confirm that the CIS connector terminals are firmly connected Insert the connector all the way in 3 If the wiring is disconnected shorted or grounded replace the wiring DP main PWB Main PWB 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in 2 If the...

Page 67: ...f different see page 1 3 32 HDD 1piece Single HDD 2pieces Multi Lack of HDD capacity 45 55 ppm model only 1 Confirm the total capacity of the HDD if it is more than 320GB Change the HDD or add it in case of lacking in capacity Main PWB Replace the main PWB see page 1 5 72 0650 FAX image DIMM check error A fax image DIMM which was used with another machine is installed FAX DIMM 1 Confirm that a use...

Page 68: ...ard from the HDD replace the HDD 2 Check the SATA wiring between the HDD and the main circuit PWB for loose connection disconnection and damages and that it is connected into the correct terminal Main PWB YC1 YC27 YC2 YC32 45 55 ppm model 3 Replace the SATA cable 4 Execute U024 to initialize FULL the HDD see page 1 3 32 5 If an error is detected after executing U024 replace the HDD Main PWB Replac...

Page 69: ...WB is properly grounded Main PWB Replace the main PWB see page 1 5 72 0870 PCFAX control PWB to main PWB high capacity data transfer error High capacity data transfer between the FAX control PWB and the main PWB of the machine was not normally performed even if the data transfer was retried the speci fied times FAX control PWB 1 Turn the main power swtch off and after 5 seconds re mount the FAX co...

Page 70: ... connector is firmly connected and if necessary connect the connector all the way in MP lift motor and Relay PWB YC3 Relay PWB YC12 and Feed PWB1 YC17 Feed PWB1 YC1 and Engine PWB YC6 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace the MP lift motor MP lift sensor1 MP lift sensor2 1 Check that the sensor is correctly positioned 2 Confirm that the wiring connector i...

Page 71: ...rmly connected and if necessary connect the connector all the way in Lift motor 1 and Feed PWB 2 YC3 Feed PWB 2 YC1 and Engine PWB YC4 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace the lift motor 1 Lift sensor 1 1 Check that the sensor is correctly positioned 2 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the wa...

Page 72: ...rmly connected and if necessary connect the connector all the way in Lift motor 2 and Feed PWB 2 YC3 Feed PWB 2 YC1 and Engine PWB YC4 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace the lift motor 2 Lift sensor 2 1 Check that the sensor is correctly positioned 2 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the wa...

Page 73: ...ve gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in PF Lift motor 1 and main PWB YC7 4 If the wiring is disconnected shorted or grounded replace the wiring 5 PFReplace the lift motor 1 PF Lift sensor 1 1 Check that the sensor is correctly positioned 2 Confirm that ...

Page 74: ...gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in PF Lift motor 2 and PF main PWB YC7 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace the PF Lift motor2 PF Lift sensor 2 1 Check that the sensor is correctly positioned 2 Confirm that ...

Page 75: ... base has been ascended 2 Check the drive gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in SM Lift motor and SM main PWB YC5 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace the SM Lift motor SM Lift sensor 1 Check that the sensor is...

Page 76: ...pair or replace PF Lift motor 1 1 Check that the cassette base has been ascended 2 Check the drive gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in PF Lift motor 1 and PF main PWB YC7 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace ...

Page 77: ...air or replace PF Lift motor2 1 Check that the cassette base has been ascended 2 Check the drive gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in PF Lift motor 2 and PF main PWB YC7 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace th...

Page 78: ... base has been ascended 2 Check the drive gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in PF Lift motor 1 and PF main PWB YC7 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace the PF lift motor1 PF Lift sensor1 1 Check that the senso...

Page 79: ... base has been ascended 2 Check the drive gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in PF Lift motor 2 and PF main PWB YC7 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace the PF Lift motor2 PF Lift sensor2 1 Check that the senso...

Page 80: ...mly connected and if necessary connect the connector all the way in SD Lift sensor and SD main PWB YC5 3 If the wiring is disconnected shorted or grounded replace the wiring 4 Replace the SD Lift sensor SD main PWB Replace the SD main PWB Refer to the service manual for the paper feeder 1250 SM multi feed sensor com munication error side multi tray 45 ppm 55 ppm model A communication error is dete...

Page 81: ...he rotary guide motor BR PWB Replace the BR PWB 1410 Rotary de curler error Off despite it has been acti vated for 400 steps during waiting for the de curler sen sor to be On Off three times in a row Rotary de curler motor 1 Check the rotary de curler and drive gear can rotate or they are not unusually loaded and if necessary replace 2 Confirm that the wiring connector is firmly connected and if n...

Page 82: ...r to the service manual for the paper feeder Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 1810 Side multi tray communica tion error 45 ppm 55 ppm model A communication error from side multi tray is detected 10 times in succession Side multi tray Check the wiring connection status with the main unit and if necessary try conne...

Page 83: ...nd upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 1900 Paper feeder EEPROM error When writing the data read and write data does not match 3 times in succession PF main PWB EEPROM 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in 2 Replace the PF main PWB Refer to the service manual for the paper feeder 1910 Si...

Page 84: ...eady signal does not turn to L within 5 s After developer motor K is sta bilized the ready signal is at the H level for 5 s continu ously Developer unit K 1 Check that the developer waste lock has been released and if not release the lock see page 1 2 15 2 Check that the gears and spiral screw of the developer unit are not damaged 3 Confirm that the developer roller can rotate 4 If it won t rotate...

Page 85: ...e page 1 5 57 Developer motor MCY 1 To check the motor operation execute DLP MCY by U030 see page 1 3 34 2 Check the drive gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Developer motor MCY and Motor control PWB YC7 Motor control PWB YC3 and Engine PWB YC9 4 If t...

Page 86: ... Check the drive gear can rotate or they are not unusually loaded and if neces sary replace 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Drum motor K and Motor control PWB YC5 Motor control PWB YC3 and Engine PWB YC9 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace the drum motor K see page 1 5 101 Mot...

Page 87: ...e 1 3 34 2 Check the drive gear can rotate or they are not unusually loaded and if neces sary replace 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Drum motor C and Motor control PWB YC4 Motor control PWB YC3 and Engine PWB YC9 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace the Drum motor C see page 1...

Page 88: ...age 1 3 34 2 Check the drive gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Drum motor MCY and Motor control PWB YC5 Motor control PWB YC3 and Engine PWB YC9 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace the Drum motor MCY see p...

Page 89: ...sfer motor see page 1 3 34 2 Confirm that the wiring connector is firmly connected and if necessary con nect the connector all the way in 3 Check the drive gear can rotate or they are not unusually loaded and if neces sary replace Drum motor M and Motor control PWB YC5 Motor control PWB YC3 and Engine PWB YC9 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace the Drum...

Page 90: ...r the drum screw can rotate see page 1 5 57 Drum motor K 1 Confirm that the wiring connector is firmly connected and if necessary con nect the connector all the way in Drum motor K and Motor control PWB YC5 Motor control PWB YC3 and Engine PWB YC9 2 If the wiring is disconnected shorted or grounded replace the wiring 3 Replace the Drum motor K see page 1 5 101 Motor control PWB Replace the Motor c...

Page 91: ...the drum or the drum screw can rotate see page 1 5 57 Drum motor C 1 Confirm that the wiring connector is firmly connected and if necessary con nect the connector all the way in Drum motor C and Motor control PWB YC5 Motor control PWB YC3 and Engine PWB YC9 2 If the wiring is disconnected shorted or grounded replace the wiring 3 Replace the Drum motor C see page 1 5 101 Motor control PWB Replace t...

Page 92: ...he drum or the drum screw can rotate see page 1 5 57 Drum motor MCY 1 Confirm that the wiring connector is firmly connected and if necessary con nect the connector all the way in Drum motor MCY and Motor control PWB YC5 Motor control PWB YC3 and Engine PWB YC9 2 If the wiring is disconnected shorted or grounded replace the wiring 3 Replace the Drum motor MCY see page 1 5 101 Motor control PWB Repl...

Page 93: ...e page 1 3 74 4 Confirm that the drum or the drum screw can rotate see page 1 5 57 Drum motor M 1 Confirm that the wiring connector is firmly connected and if necessary con nect the connector all the way in Drum motor M and Motor control PWB YC5 Motor control PWB YC3 and Engine PWB YC9 2 If the wiring is disconnected shorted or grounded replace the wiring 3 Replace the Drum motor MCY see page 1 5 ...

Page 94: ...B see page 1 5 80 Feed PWB 1 Replace the Feed PWB 1 Fuser unit Replace the fuser unit see page 1 5 68 2500 Paper feed motor error After paper feed motor is driven the ready signal does not turn to L within 2 s After paper feed motor is sta bilized the ready signal is at the H level for 1 s continu ously Paper feed motor 1 To check the motor operation execute U030 Feed paper feed motor see page 1 3...

Page 95: ...B Replace the PF main PWB Refer to the service manual for the paper feeder 2610 PF paper feed motor error paper feeder 45 ppm 55 ppm model After PF paper feed motor is driven the ready signal does not turn to L within 2 s PF paper feed motor 1 To check the feed unit operation exe cute U247 2PF Motor ON see page 1 3 148 2 Check the paper feed roller and drive gear can rotate or they are not unusual...

Page 96: ...ain PWB Replace the SD main PWB Refer to the service manual for the paper feeder 2650 SM paper feed motor error side multi tray 45 ppm 55 ppm model After SM paper feed motor is driven the ready signal does not turn to L within 2 s SM paper feed motor 1 To check the feed unit operation exe cute U247 SMT Motor ON see page 1 3 148 2 Check the paper feed roller and drive gear can rotate or they are no...

Page 97: ...r PF main PWB Replace the PF main PWB Refer to the service manual for the paper feeder 2670 PF paper feed motor error side paper feeder 45 ppm 55 ppm model After PF paper feed motor is driven the ready signal does not turn to L within 2 s PF paper feed motor 1 Execute Side 2PF Motor ON of U247 feed unit operation check see page 1 3 148 2 Check the paper feed roller and drive gear can rotate or the...

Page 98: ... release motor error When the transfer release motor is driven the transfer release sensor does not turn on off for 5 s Transfer release motor 1 To check the motor operation execute U030 Press Release see page 1 3 34 2 Check for broken drive gears and replace if any 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Transfer release motor ...

Page 99: ...iring is disconnected shorted or grounded replace the wiring 5 Replace the paper conveying unit and execute U052 see page 1 3 47 Feed PWB 1 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Feed PWB 1 YC1 and Engine PWB YC6 2 Check that the IC on the feed circuit PWB1 is not damaged by an overcurrent or foreign object and if necessary rep...

Page 100: ...see page 1 5 80 2770 Intermediate transfer belt meandering correction error If the intermediate transfer belt position detecting sensor has derived an incorrect value Intermediate trans fer belt unit 1 Check that the Intermediate transfer belt unit has been properly installed so that the intermediate belt unit waste toner unit is strongly inserted 2 Reinstall the intermediate transfer belt unit In...

Page 101: ...ssary 2 Replace the engine PWB see page 1 5 80 2790 Intermediate transfer belt skew correction motor error When the transfer skew motor is driven timeouts 300 ms were detected twice in a row Transfer belt skew motor 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in intermediate transfer belt unit and Engine PWB YC3 2 If the wiring is disc...

Page 102: ... toner motor Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 2820 Intermediate transfer belt motor steady state error After transfer motor is stabi lized the ready signal is at the H level for 5 s continuously The counter value obtained by timer capture is lower than 2200 for 10 times in a row Transfer motor 1 To check the moto...

Page 103: ...the transfer cleaning motor Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 2850 Intermediate transferbelt sensor error The signal is not received for 100 ms in succession Transfer motor 1 To check the motor operation execute U030 Belt Meand see page 1 3 34 2 Rotate the roller driving gear by the hand and check that they are no...

Page 104: ... replace the wiring 6 Replace the intermediate transfer belt unit Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 2950 Motor control PWB commu nication error A communication error from the motor control PWB is detected 10 times in succes sion Motor control PWB 1 Confirm that the wiring connector is firmly connected and if neces...

Page 105: ...not disengaged and engage the wire 4 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Scanner motor and ISC PWB YC5 ISC PWB YC3 and Main PWB YC11 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the scanner motor Home position sensor 1 Check that the sensor is correctly positioned 2 Confirm that the wiring c...

Page 106: ... PWB Replace the DPSHD PWB DP relay PWB Replace the DP relay PWB 3220 CCD lamp activation error The threshold is calculated for colors at initialization and the pixel which does not exceed that value is greater than 1000 CIS 1 Execute U906 Separating Operation Release see page 1 3 224 2 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in LED ...

Page 107: ... at CIS CIS 1 Execute U906 Separating Operation Release see page 1 3 224 2 To check the lamp execute U061 CCD see page 1 3 55 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in DP CIS and DPSHD PWB YC2 DPSHD PWB YC3 and DP relay PWB YC2 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace the CIS and execute U09...

Page 108: ... and execute U411 see page 1 3 173 3900 Backup memory read write error ISC PWB Read and write data does not match Backup memory ISC PWB 1 Turn the main power switch off and after 5 seconds turn it on 2 Replace the ISC PWB and execute U411 see page 1 3 173 4001 Polygon motor K synchroni zation error After polygon motor K is driven the ready signal does not turn to L within 30 s The polygon motor sp...

Page 109: ...nnected and if necessary connect the connector all the way in Polygon motor M and LSU relay PWB YC7 LSU relay PWB YC3 and Engine PWB YC12 2 If the wiring is disconnected shorted or grounded replace the wiring 3 Replace the laser scanner unit see page 1 5 43 Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 4004 Polygon motor Y sy...

Page 110: ...ed and if necessary connect the connector all the way in Polygon motor C and LSU relay PWB YC9 LSU relay PWB YC3 and Engine PWB YC12 2 If the wiring is disconnected shorted or grounded replace the wiring 3 Replace the laser scanner unit see page 1 5 43 Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 4013 Polygon motor M steady ...

Page 111: ...ctor is not distorted and connect the FFC wiring all the way in Laser scanner unit and LSU relay PWB YC5 LSU relay PWB YC3 and Engine PWB YC12 2 If the FFC wiring is disconnected replace the FFC wiring 3 Replace the laser scanner unit see page 1 5 43 Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 4102 BD initialization error C...

Page 112: ...ed and connect the FFC wiring all the way in Laser scanner unit and LSU relay PWB YC12 LSU relay PWB YC3 and Engine PWB YC12 2 If the FFC wiring is disconnected replace the FFC wiring 3 Replace the laser scanner unit see page 1 5 43 Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 4201 BD steady state error K The BD signal is no...

Page 113: ...l the way in Laser scanner unit and LSU relay PWB YC8 LSU relay PWB YC3 and Engine PWB YC12 2 If the FFC wiring is disconnected replace the FFC wiring 3 Replace the laser scanner unit see page 1 5 43 Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 4204 BD steady state error Y The BD signal is not detected PD PWB Y LSU 1 Confirm...

Page 114: ...vel for 1 s continu ously LSU cleaning motor 1 Execute LSU cleaning using Adjustment Maintenance of the system menu 2 Rotate the drive gear and the cleaning spiral by the hand and check that they are not unusually loaded and replace if it is damaged 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in LSU cleaning motor and Engine PWB YC21 4...

Page 115: ...e contacts are not distorted or adhered with foreign objects 2 Reinstall the chrager roller unit Or replace the charger roller unit see page 1 5 59 High voltage PWB 1 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in High voltage PWB 1 YC4 1 YC3 2 and Engine PWB YC17 2 If the wiring is disconnected shorted or grounded replace the wiring 3...

Page 116: ...t 1 Check that the high voltage contacts are not distorted or adhered with foreign objects 2 Reinstall the chrager roller unit Or replace the charger roller unit see page 1 5 59 High voltage PWB 1 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in High voltage PWB 1 YC2 and Engine PWB YC16 2 If the wiring is disconnected shorted or grounde...

Page 117: ...t 1 Check that the high voltage contacts are not distorted or adhered with foreign objects 2 Reinstall the chrager roller unit Or replace the charger roller unit see page 1 5 59 High voltage PWB 1 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in High voltage PWB 1 YC3 and Engine PWB YC17 2 If the wiring is disconnected shorted or grounde...

Page 118: ...t 1 Check that the high voltage contacts are not distorted or adhered with foreign objects 2 Reinstall the chrager roller unit Or replace the charger roller unit see page 1 5 57 High voltage PWB 1 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in High voltage PWB 1 YC1 and Engine PWB YC16 2 If the wiring is disconnected shorted or grounde...

Page 119: ...wiring connector is firmly connected and if necessary connect the connector all the way in Fuser IH PWB YC4 and Engine PWB YC26 2 Replace the fuser IH PWB see page 1 5 96 Fuser IH unit 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Fuser IH unit and Fuser IH PWB YC9 and 10 2 If the wiring is disconnected shorted or grounded replace the...

Page 120: ...page 1 3 112 Deteriorated sensitivity due to the toner adhered to the center thermistor Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 Fuser IH PWB 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Fuser IH PWB YC4 and Engine PWB YC26 2 Replace the Fuser IH PWB see pa...

Page 121: ...ed shorted or grounded replace the wiring 3 Replace the Fuser unit and execute U167 counter clear see page 1 3 112 Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 Fuser IH PWB 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Fuser IH PWB YC4 and Engine PWB YC26 2 Repl...

Page 122: ...isconnected shorted or grounded replace the wiring 3 Replace the Fuser unit and execute U167 counter clear see page 1 3 112 Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 Fuser IH PWB 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Fuser IH PWB YC4 and Engine PWB YC...

Page 123: ...firmly connected and if necessary con nect the connector all the way in Fuser unit and Engine PWB YC26 Fuser IH PWB YC4 2 If the wiring is disconnected shorted or grounded replace the wiring 3 Replace the Fuser unit and execute U167 counter clear see page 1 3 112 Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 Fuser IH PWB 1 Co...

Page 124: ...Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 Fuser IH PWB 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Fuser IH PWB YC4 and Engine PWB YC26 2 Replace the fuser IH PWB see page 1 5 96 Fuser IH unit 1 Confirm that the wiring connector is firmly connected and if necessary conn...

Page 125: ...er unit and execute U167 counter clear see page 1 3 112 Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 Fuser IH PWB 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Fuser IH PWB YC4 and Engine PWB YC26 2 Replace the fuser IH PWB see page 1 5 96 Fuser IH unit 1 Confir...

Page 126: ...the wiring 3 Replace the Fuser unit and execute U167 counter clear see page 1 3 112 Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 Fuser IH unit 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Fuser IH unit and Fuser IH PWB YC9 and 10 2 If the wiring is disconnected...

Page 127: ... page 1 3 112 Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 Fuser IH PWB 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Fuser IH PWB YC4 and Engine PWB YC26 2 Replace the fuser IH PWB see page 1 5 96 Fuser IH unit 1 Confirm that the wiring connector is firmly conn...

Page 128: ...m that the wiring connector is firmly connected and if necessary connect the connector all the way in Fuser IH PWB YC4 and Engine PWB YC26 2 Replace the fuser IH PWB see page 1 5 96 Fuser IH unit 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Fuser IH unit and Fuser IH PWB YC9 and 10 Fuser IH PWB YC4 and Engine PWB YC26 2 If the wiring...

Page 129: ...r center therm istor 3 wire Fuser center thermistor 3 detects a temperature lower for 1 s Fuser unit 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Fuser unit and Engine PWB YC26 2 If the wiring is disconnected shorted or grounded replace the wiring 3 Replace the Fuser unit and execute U167 counter clear see page 1 3 112 Engine PWB 1 C...

Page 130: ...ine PWB YC6 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace the fuser motor see page 1 5 107 Fuser belt sensor 1 Check that the sensor is correctly positioned 2 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Fuser unit and Engine PWB YC26 3 If the wiring is disconnected shorted or grounded replace the wir...

Page 131: ...iring 5 Replace the fuser unit and execute U167 counter clear see page 1 3 112 Fuser release sensor 1 Check that the sensor is correctly positioned 2 Check that the sensor is not contaminated or damaged Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 6710 Fuser IH PWB CPU reset error Watch doc timer has been overflowed Fuser IH...

Page 132: ...orted or grounded replace the wiring 5 Replace the fuser motor see page 1 5 107 Fuser belt sensor 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Fuser unit and Engine PWB YC26 2 If the wiring is disconnected shorted or grounded replace the wiring 3 Replace the fuser unit and execute U167 counter clear see page 1 3 112 Fuser IH PWB 1 Co...

Page 133: ... and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 6740 Abnormally high fuser IH PWB temperature 2 IGBT2 The input detect temperature Fuser IH PWB 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Fuser IH PWB YC4 and Engine PWB YC26 2 If the wiring is disconnected shorted or grounded replace the wiring 3 Rep...

Page 134: ...f the wiring is disconnected shorted or grounded replace the wiring 3 Replace the fuser IH unit see page 1 5 70 Engine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 6760 Fuser IH input over current error The input current of IH CPU is higher than 20A 100V 120V 10A 200V for 100 ms in suc cession Fuser IH PWB 1 Confirm that the wiring...

Page 135: ...nected and if necessary connect the connector all the way in Fuser IH PWB YC4 and Engine PWB YC26 2 If the wiring is disconnected shorted or grounded replace the wiring 3 Replace the Fuser IH PWB see page 1 5 96 Fuser IH unit 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Fuser IH unit and Fuser IH PWB YC9 and 10 Fuser IH PWB YC4 and E...

Page 136: ...tware ready error ready state in 60 minutes after warming up has began A previous timeout process has not been cancelled Engine PWB 1 Turn the main power switch off and after 5 seconds turn it on 2 Reinstall the engine software 3 Replace the engine PWB see page 1 5 80 6920 Fuser front fan motor error When the fuser front fan motor is driven alarm signal is detected for 5 s continuously Fuser front...

Page 137: ... latest if necessary 2 Replace the engine PWB see page 1 5 80 6940 IH PWB cooling fan motor error When the IH fan motor is driven the alarm signal is detected for 5 s continuously IH fan motor 1 To check the fan motor operation exe cute U037 IH Pwb see page 1 3 43 2 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in IH fan motor and Feed PWB...

Page 138: ...he wiring 3 If the 24V output is not given by the feed PWB1 YC27 replace the feed PWB1 Fuser IH PWB 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Fuser IH PWB YC4 and Engine PWB YC26 2 If the wiring is disconnected shorted or grounded replace the wiring 3 Replace the Fuser IH PWB see page 1 5 96 Engine PWB 1 Check the engine software ...

Page 139: ...sets in total Toner container K 1 Check that the spiral screw of the toner container can be rotated by the hand 2 Check for broken gears and replace if any Toner motor K 1 Draw out the toner container and execute U135 to check the toner motor operation see page 1 3 97 2 Check the drive gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connector is ...

Page 140: ...n see page 1 3 97 2 Check the drive gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Toner motor C and Engine PWB YC27 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace the Toner motor C Screw sensor C 1 Check that the sensor is corre...

Page 141: ...n see page 1 3 97 2 Check the drive gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Toner motor M and Engine PWB YC27 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace the Toner motor M Screw sensor M 1 Check that the sensor is corre...

Page 142: ...n see page 1 3 97 2 Check the drive gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Toner motor Y and Engine PWB YC27 4 If the wiring is disconnected shorted or grounded replace the wiring 5 Replace the Toner motor Y Screw sensor Y 1 Check that the sensor is corre...

Page 143: ...rounded replace the wiring 4 Check that the gears of the developer unit K are not damaged and the spiral can rotate 5 Replace the Developer unit K see page 1 5 57 Toner motor K 1 Draw out the toner container and execute U135 to check the toner motor operation see page 1 3 97 2 Check the drive gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connec...

Page 144: ...rounded replace the wiring 4 Check that the gears of the developer unit C are not damaged and the spiral can rotate 5 Replace the Developer unit C see page 1 5 57 Toner motor C 1 Draw out the toner container and execute U135 to check the toner motor operation see page 1 3 97 2 Check the drive gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connec...

Page 145: ...rounded replace the wiring 4 Check that the gears of the developer unit M are not damaged and the spiral can rotate 5 Replace the Developer unit M see page 1 5 57 Toner motor M 1 Draw out the toner container and execute U135 to check the toner motor operation see page 1 3 97 2 Check the drive gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connec...

Page 146: ...rounded replace the wiring 4 Check that the gears of the developer unit Y are not damaged and the spiral can rotate 5 Replace the Developer unit Y see page 1 5 57 Toner motor Y 1 Draw out the toner container and execute U135 to check the toner motor operation see page 1 3 97 2 Check the drive gear can rotate or they are not unusually loaded and if necessary replace 3 Confirm that the wiring connec...

Page 147: ...and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 7210 Short circuited outer tem perature sensor 2 The sensor input sampling is less than 69 Outer temperature sensor 2 1 Confirm Ext Int is displayed by U139 temperature and humidity see page 1 3 98 2 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Outer temper...

Page 148: ...and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 7222 Broken LSU thermistor C wire The sensor input sampling is greater than 230 LSU thermistor C 1 Confirm LSU is displayed by U139 temperature and humidity see page 1 3 98 2 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Laser scanner unit and LSU relay PWB ...

Page 149: ...and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 7224 Broken LSU thermistor Y wire The sensor input sampling is greater than 230 LSU thermistor Y 1 Confirm LSU is displayed by U139 temperature and humidity see page 1 3 98 2 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Laser scanner unit and LSU relay PWB ...

Page 150: ...and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 7232 Short circuited LSU therm istor C The sensor input sampling is less than 69 LSU thermistor C 1 Confirm LSU is displayed by U139 temperature and humidity see page 1 3 98 2 Confirm that the wiring connector is firmly connected and if necessary con nect the connector all the way in Laser scanner unit and LSU relay PW...

Page 151: ...and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 7234 Short circuited LSU therm istor Y The sensor input sampling is less than 69 LSU thermistor Y 1 Confirm LSU is displayed by U139 temperature and humidity see page 1 3 98 2 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Laser scanner unit and LSU relay PWB...

Page 152: ...and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 7242 Broken developer thermis tor C wire The sensor input sampling is greater than 230 Developer thermistor C 1 Confirm Developing is displayed by U139 temperature and humidity see page 1 3 98 2 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Developer unit C ...

Page 153: ... and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 7244 Broken developer thermis tor Y wire The sensor input sampling is greater than 230 Developer thermistor Y 1 Confirm Developing is displayed by U139 temperature and humidity see page 1 3 98 2 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Developer unit Y...

Page 154: ...and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 7252 Short circuited developer thermistor C The sensor input sampling is less than 69 Developer thermistor C 1 Confirm Developing is displayed by U139 temperature and humidity see page 1 3 98 2 Confirm that the wiring connector is firmly connected and if necessary con nect the connector all the way in Developer unit C ...

Page 155: ...and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 7254 Short circuited developer thermistor Y wire The sensor input sampling is less than 69 Developer thermistor Y 1 Confirm Developing is displayed by U139 temperature and humidity see page 1 3 98 2 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Developer uni...

Page 156: ...PWB YC10 2 If the wiring is disconnected shorted or grounded replace the wiring 7403 Developer unit M type mis match error Improper adaptation of the machine and developer unit M is detected Different type of the developer unit is installed Install the developer unit of the correct type Developer unit M 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector ...

Page 157: ...ine PWB 1 Check the engine software and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 7602 ID sensor 2 error Dark potential error RearDarkP and RearDarkS are greater than 0 80V Light potential error RearBrightS is smaller than RearDarkS RearBrightP is smaller than RearDarkP 0 5V ID sensor 2 rear 1 Execute U464 Calib for setting ID compensation operation and check the ...

Page 158: ...1 5 80 7901 Drum K EEPROM error No response is issued from the device in reading writing for 5 ms or more and this problem is repeated five times successively Mismatch of reading data from two locations occurs 8 times successively Mismatch between writing data and reading data occurs 8 times successively DR PWB K 1 Confirm that the wiring connector is firmly connected and if necessary connect the ...

Page 159: ...essively DR PWB M 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in DR PWB M and Front PWB YC10 Front PWB YC2 and Engine PWB YC10 2 If the wiring is disconnected shorted or grounded replace the wiring 3 Replace the Drum unit M see page 1 5 57 Front PWB Replace the front PWB Engine PWB 1 Check the engine software and upgrade to the latest ...

Page 160: ...and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 7912 Developer unit C EEPROM error No response is issued from the device in reading writing for 5 ms or more and this problem is repeated five times successively Mismatch of reading data from two locations occurs 8 times successively Mismatch between writing data and reading data occurs 8 times successively Developer u...

Page 161: ... and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 7914 Developer unit Y EEPROM error No response is issued from the device in reading writing for 5 ms or more and this problem is repeated five times successively Mismatch of reading data from two locations occurs 8 times successively Mismatch between writing data and reading data occurs 8 times successively Developer ...

Page 162: ...and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 7942 Laser scanner unit C EEPROM error 35 ppm 45 ppm 55 ppm model Mismatch of reading data from two locations occurs 8 times successively Mismatch between writing data and reading data occurs 8 times successively APC PWB C 1 Confirm that the FFC wiring connector is not distorted and connect the FFC wiring all the way i...

Page 163: ...are and upgrade to the latest if necessary 2 Replace the engine PWB see page 1 5 80 7944 Laser scanner unit Y EEPROM error 35 ppm 45 ppm 55 ppm model Mismatch of reading data from two locations occurs 8 times successively Mismatch between writing data and reading data occurs 8 times successively APC PWB Y 1 Confirm that the FFC wiring connector is not distorted and connect the FFC wiring all the w...

Page 164: ...unch motor Punch home position sensor 1 Execute U241 Punch Punch HP to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting bracket are correctly positioned 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Punch home position sensor and Punch PWB YC8 4 Replace the Punch home position sensor Punch PWB 1 Conf...

Page 165: ...rmly connected and if necessary connect the connector all the way in Punch motor and Punch PWB YC4 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the punch motor Punch PWB 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Punch PWB YC1 and DF main PWB YC7 4000 sheet finisher Punch PWB YC1 and DF main PWB ...

Page 166: ...s firmly connected and if necessary connect the connector all the way in Punch motor and Punch PWB YC4 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the punch motor Punch PWB 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Punch PWB YC1 and DF main PWB YC7 4000 sheet finisher Punch PWB YC1 and DF main ...

Page 167: ... YC11 1000 sheet finisher 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the DF paddle motor DF paddle sensor 1 Execute U241 Finisher Bundle Eject HP to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting board are correctly positioned 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all...

Page 168: ...er DF bundle discharge unit sensor and DF main PWB YC20 1000 sheet finisher 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the DF eject release motor DF bundle discharge unit sensor 1 Execute Finisher Bundle Eject HP of U241 finisher switch check see page 1 3 136 2 Check that the sensor and its mounting board are correctly positioned 3 Confirm that the wiring conn...

Page 169: ...onnector all the way in DF shift motor 1 and DF main PWB YC14 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the DF shift motor 1 DF shift sensor 1 front 1 Execute U241 Finisher Shift Front HP to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting bracket are correctly positioned 3 Confirm that the wiring connector is firmly connect...

Page 170: ... all the way in DF shift motor 2 and DF main PWB YC14 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the DF shift motor 2 DF shift set sensor 2 rear 1 Execute U241 Finisher Shift Trail HP to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting bracket are correctly positioned 3 Confirm that the wiring connector is firmly connected an...

Page 171: ...nnector is firmly connected and if necessary connect the connector all the way in DF shift release motor and DF main PWB YC23 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the DF shift release motor DF shift release sensor 1 Execute U241 Finisher Shift Unlock HP to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting bracket are cor...

Page 172: ...ded replace the wiring 6 Replace the DF tray motor DF tray sensor 1 DF tray upper surface sensor 1 Execute U241 Finisher Tray U Limit Tray Top to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting bracket are correctly positioned 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in DF tray sensor 1 and DF Mai...

Page 173: ...nded replace the wiring 6 Replace the DF tray motor DF tray sensor 1 DF tray upper surface sensor 1 Execute U241 Finisher Tray U Limit Tray Top to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting bracket are correctly positioned 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in DF tray sensor 1 and DF ma...

Page 174: ...tor and DF main PWB YC14 1000 sheet finisher 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the DF tray motor DF tray sensor 4 1 Execute U241 Finisher Tray Middle to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting bracket are correctly positioned 3 Confirm that the wiring connector is firmly connected and if necessary connect th...

Page 175: ...istration motor 1 and DF main PWB YC11 1000 sheet finisher 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the DF side registration motor 1 DF side registration sensor 1 1 Execute U241 Finisher Width Front to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting bracket are correctly positioned 3 Confirm that the wiring connector is fi...

Page 176: ...1000 sheet finisher 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the DF side registration motor 1 DF side registration sensor 1 1 Execute U241 Finisher Width Front to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting bracket are correctly positioned 3 Confirm that the wiring connector is firmly connected and if necessary connect...

Page 177: ...de registration motor 2 and DF main PWB YC11 1000 sheet finisher 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the DF side registration motor 2 DF side registration sensor 2 1 Execute U241 Finisher Width tail HP to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting bracket are correctly positioned 3 Confirm that the wiring connect...

Page 178: ...ion motor 2 and DF main PWB YC11 1000 sheet finisher 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the DF side registration motor 2 DF side registration sensor 2 1 Execute U241 Finisher Width tail HP to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting bracket are correctly positioned 3 Confirm that the wiring connector is firmly...

Page 179: ... finisher 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the DF slide motor DF staple sensor 1 Execute U241 Finisher Width Staple HP to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting bracket are correctly positioned 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in DF ...

Page 180: ... FFC wiring connector is not distorted and connect the FFC wiring all the way in Staple unit and DF main PWB YC17 4000 sheet finisher Staple unit and DF main PWB YC11 1000 sheet finisher 3 If the wiring is disconnected shorted or grounded replace the wiring 4 Replace the staple unit Refer to the service manual for the document finisher DF staple sensor Replace the staple unit DF main PWB Replace t...

Page 181: ...le without a jam 2 Confirm that the FFC wiring connector is not distorted and connect the FFC wiring all the way in Staple unit and DF main PWB YC17 4000 sheet finisher Staple unit and DF main PWB YC11 1000 sheet finisher 3 If the wiring is disconnected shorted or grounded replace the wiring 4 Replace the staple unit Refer to the service manual for the document finisher DF main PWB Replace the DF ...

Page 182: ...gistration motor 2 1 Execute Motor Width Test of U240 finisher operation check see page 1 3 134 2 Manipulate the side registration upper guide back and forth to check it can smoothly move back and forth 3 Check that the drive from the motor reaches the side registration upper guide 4 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in CF side...

Page 183: ...and if necessary connect the connector all the way in CF adjustment motor 1 2 and CF main PWB YC10 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the CF adjustment motor1 2 CF adjustment sensor1 2 1 Execute U241 Booklet bundle Up Down HP to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting bracket are correctly positioned 3 Confir...

Page 184: ...irmly connected and if necessary connect the connector all the way in CF blade sensor and CF main PWB YC20 4 Replace the CF blade sensor CF main PWB Replace the CF main PWB 8340 CF staple motor error 1 4000 sheet finisher Staple JAM center folding unit has been detected twice in a row The second JAM detection condition fullfilled with the home position did not detected in 600 ms after the motor wa...

Page 185: ... and if necessary connect the connector all the way in CF side registration motor 1 and CF main PWB YC10 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the CF side registration motor 1 CF side registration sensor 1 1 Execute U241 Booklet Width Down HP to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting bracket are correctly posit...

Page 186: ...nveying roller to check it can smoothly rotate 3 Check that the drive from the motor reaches the conveying roller 4 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in CF main motor and CF main PWB YC16 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the CF main motor CF main PWB Replace the CF main PWB Code C...

Page 187: ...ded replace the wiring 6 Replace the punch slide motor Punch slide sensor 1 Execute U241 Punch Punch HP to check the finisher switch see page 1 3 134 2 Check that the sensor and its mounting bracket are correctly positioned 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Punch slide sensor and Punch PWB YC6 4 Replace the punch slide sen...

Page 188: ...lace the wiring 6 Replace the punch slide motor Punch paper edge sensor 1 2 1 Execute U241 Punch Edge Face 1 2 3 4 to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting bracket are correctly positioned 3 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Punch paper edge sensor 1 2 and Punch PWB YC5 YC7 4 Rep...

Page 189: ...e wiring is disconnected shorted or grounded replace the wiring 4 Replace the MB main PWB DF main PWB Replace the DF main PWB 8510 MB conveying motor error 1 4000 sheet finisher When initial operation MB home position sensor does not turn on within 5 s MB conveying motor smoothly repair its mechanism 2 Confirm that the wiring connector is firmly connected and if necessary connect the connector all...

Page 190: ...ecessary connect the connector all the way in MB conveying motor and MB main PWB YC5 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the MB conveying motor MB home position sensor 1 Execute U241 Mail Box Motor HP to check the finisher switch see page 1 3 136 2 Check that the sensor and its mounting bracket are correctly positioned 3 Confirm that the wiring connecto...

Page 191: ... not match 3 times in succession DF main PWB 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in DF main PWB YC4 and Engine PWB YC18 4000 sheet finisher DF main PWB YC7 and Engine PWB YC18 1000 sheet finisher 2 If the wiring is disconnected shorted or grounded replace the wiring 3 Replace the DF main PWB 8930 Center folding unit backup erro...

Page 192: ...PWB Replace the ISC PWB 9010 Coin vender communica tion error A communication error from coin vender is detected 10 times in succession U206 setting Set maintenance mode U206 to off when a coin vender is not installed see page 1 3 124 Coin vender control PWB 1 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in Coin vender control PWB and Eng...

Page 193: ...on see page 1 3 139 3 Check that the original document lift guide can move upwards 4 Confirm that the wiring connector is firmly connected and if necessary connect the connector all the way in DP lift motor and DP MAIN PWB YC5 5 If the wiring is disconnected shorted or grounded replace the wiring 6 Replace the DP lift motor DP lift sensor 1 1 Execute U244 LIFT L Limit to check DP switch see page 1...

Page 194: ...ring connector is firmly connected and if necessary connect the connector all the way in DP lift sensor 2 and DP main PWB YC2 4 Replace the DP lift sensor2 DP main PWB Replace the DP main PWB 9060 DP EEPROM error Mismatch of reading data from two locations occurs 3 times successively Mismatch between writing data and reading data occurs 3 times successively DP main PWB 1 Execute U906 Separating Op...

Page 195: ...l PWB Replace the coin mec 9110 Coin vender rejector error Communication error has been detected in connection with the coin mec and the rejector Rejector 1 Check that the rejector is firmly installed and if not install firmly 2 Replace the rejector 9120 Sensor error in coin vender change Yen 10 Change is empty despite change is enough Coin jam in the change tube Check visually and remedy Contact ...

Page 196: ... pay out error Coin is paid out despite the pay out motor is determined not active Pay out motor Replace the coin mec 9170 Coin vender pay out sensor error Coin is paid out despite the pay out motor is determined not active Pay out area Check no exchange jam is observed at the outlet and if necessary repair it Pay out motor Replace the coin mec Pay out sensor Replace the coin mec 9500 ISC PWB erro...

Page 197: ... not replace the drum unit or the developing unit Do not replace the drum unit with the one color for other one in the same machine 9940 Confidential document guard uninstalled error The confidential document guard PWB is removed while the confidential document guard PWB is valid Confidential document guard PWB 1 Check that the confidential document guard PWB is firmly installed and if not install...

Page 198: ...see page 1 3 32 5 Execute U021 to initialize memory see page 1 3 31 6 Replace the Main PWB 7 Copy the log File saved in the HDD by U964 in USB memory and contact the service support see page 1 3 235 Operation PWB Replace the operation PWB see page 1 5 90 F010 Main PWB checksum error Main PWB 1 Turn the main power swtch off and after 5 seconds then turn power on 2 If not corrected replace the main ...

Page 199: ... If not corrected replace the main PWB see page 1 5 72 ISC PWB Replace the ISC PWB F050 Print engine ROM check sum error Engine software Install the latest engine software Engine PWB 1 Turn the main power swtch off and after 5 seconds then turn power on 2 Confirm that the EEPROM has been properly installed 3 If not corrected Replace the engine PWB see page 1 5 80 F051 Scanner engine ROM checksum e...

Page 200: ...ed after power off on or it frequently occurs It may be from the hardware factor while the error Fxxx is indicated Please initially check the following Check the DDR2 memory and neighboring parts Check the contact of YS1 or YS2 with the memory Replace the memory if the error repeats Check the HDD if the error repeats after replacing the main board Take care however of handling the data when format...

Page 201: ...2L6 2N6 2N5 2N4 5 1 4 200 ...

Page 202: ...2L6 2N6 2N5 2N4 5 1 4 201 ...

Page 203: ...2L6 2N6 2N5 2N4 5 1 4 202 ...

Page 204: ...2L6 2N6 2N5 2N4 5 1 4 203 ...

Page 205: ...Back side DP For DPs mounted with CIS 2 Main unit as the cause of defect Verify whether the problem is caused with mono or full color development defects seen over the entire image 1 Main unit as the cause of defect Mono color If the defect of image occurs with mono color development of a particular color refer to P 1 4 255 A defect of image forming occurs from the rendering process that involves ...

Page 206: ...nt Primary transfer Intermediate transfer belt Secondary transfer Fusing Printer Driver Main PWB DDR mem ory HDD Main PWB DDR mem ory Engine PWB LSU relay PWB LSU LED lump CCD ISC PWB Main PWB DDR memory HDD Main PWB DDR memory FAX PWB CIS DP back DP relay PWB FAX PWB Main PWB FAX DIMM HDD Main PWB DDR mem ory FAX PWB ...

Page 207: ...lly 8 One side of the print image is darker or brighter than the other 9 Black or color dots appear on the image 10 Image is blurred See page1 4 222 See page1 4 226 See page1 4 229 See page1 4 232 See page1 4 234 11 The leading edge of the image is con sistently mis aligned with the original 12 Part of image is missing 13 Image is out of focus 14 Image center does not align with the origi nal cent...

Page 208: ...place the wire 3 Home position sen sor Check the location the home position sensor is mounted Re mount the home position sensor if it is hanged off 4 Scanner wire drum Check that the scanner drive gear is loosely mounted If the scanner wire drum is loosely mounted secure the screws 5 Scanner drive gear Check that the scanner drive gear is loosely mounted If the scanner drive gear loosely mounted s...

Page 209: ... the screw 7 CCD PWB The CCD PWB is defective Replace the ISU and perform U411 see page 1 3 173 8 ISC PWB The ISC PWB is defective Replace the ISC PWB and perform U411 see page 1 3 173 9 Main PWB The main PWB is defective Replace the main PWB see page 1 5 72 Defective part Check description Corrective Action 1 Original document Verify the sides of the original document If the sides of the original...

Page 210: ...ert the connector if its connection is loose Or if conduction is lot replace the wire 4 Home position sen sor Check the location the home position sensor is mounted Re mount the home position sensor if it is hanged off 5 Scanner wire drum Check that the scanner wire drum is loosely mounted If the sacanner wire drum is loosely mounted secure the screws 6 Scanner drive gear Check that the scanner dr...

Page 211: ...PWB and perform U411 see page 1 3 173 5 Main PWB The main PWB is defective Replace the main PWB see page 1 5 72 Defective part Check description Corrective Action 1 Scanning position of the DP Confirm the value using mainte nance mode U068 DP Read If a large value is observed in maintenance mode U068 DP Read perform adjustment see page 1 3 60 2 FFC cable CCD Check the FFC cable between the CCD sen...

Page 212: ...ction 1 Scanning position of the DP Confirm the value using mainte nance mode U068 DP Read If a large value is observed in maintenance mode U068 DP Read perform adjustment see page 1 3 60 2 FFC cable CCD Check the FFC cable between the CCD sensor and ISC PWB is properly connected Or verify conduction of the wire Reinsert the connector if it its connection is loose Or if conduction is lot replace t...

Page 213: ...act glass and the bottom part of the shading plate 5 Home position sensor Check the location the home position sensor is mounted Re mount the home position sensor if it is hanged off 6 FFC cable CCD Check the FFC cable between the CCD sensor and ISC PWB is properly connected Or verify conduction of the wire Reinsert the connector if its connection is loose Or if conduction is lot replace the wire ...

Page 214: ...ed Re mount the home position sensor if it is hanged off 6 Scanning position of the DP Check whether the scanning position of the DP is wrong If the scanning position of the DP is shifted perform maintenance mode U068 DP Read see page 1 3 60 7 FFC cable CCD Check the FFC cable between the CCD sensor and ISC PWB is properly connected Or verify conduction of the wire Reinsert the connector if its co...

Page 215: ...the white reference roller is contaminated on its sur face or damaged If the white reference roller is dirty clean Or if the roller is damaged replace 6 DP_CIS unit Check the location the CIS unit is mounted Re mount the CIS unit if it is hanged off 7 DP_SHD PWB Check the CIS and the SHD PWB is properly connected Reinsert the connector if the PWB was loosely inserted If not cured replace the PWB 8...

Page 216: ... the wire Reinsert the connector if its connection is loose Or if conduction is lot replace the wire 8 FFC cable LED Check the FFC cable between the LED PWB and ISC PWB is properly connected Or verify conduction of the wire Reinsert the connector if its connection is loose Or if conduction is lot replace the wire 9 Lamp unit Check the location the lamp unit is mounted Re mount the lamp unit if it ...

Page 217: ...assy Check the location the contact glass is mounted Re mount the contact glass if it is hanged off 5 Home position sensor Check the location the home position sensor is mounted Re mount the home position sensor if it is hanged off 6 FFC cable CCD Check the FFC cable between the CCD sensor and ISC PWB is properly connected Or verify conduction of the wire Reinsert the connector if its connection i...

Page 218: ...r Check the location the home position sensor is mounted Re mount the home position sensor if it is hanged off 6 Installing DP Check whether the DP frame is distorted or the hinges are dam aged If the DP is damgged replace the DP 7 FFC cable CCD Check the FFC cable between the CCD sensor and ISC PWB is properly connected Or verify conduction of the wire Reinsert the connector if its connection is ...

Page 219: ...is mounted Re mount the CIS unit if it is hanged off 6 DP_SHD PWB Check the CIS and the SHD PWB is properly connected Reinsert the connector if the PWB was loosely inserted If not cured replace the PWB 7 DP_CIS CIS is defective Replace the CIS and perform U091 and U411 see page 1 3 71 1 3 173 8 Main PWB The main PWB is defective Replace the main PWB see page 1 5 72 Defective part Check description...

Page 220: ... is defective Replace the ISC PWB and perform U411 see page 1 3 173 11 CCD PWB The CCD PWB is defective Replace the ISU and perform U411 see page 1 3 173 12 Main PWB The main PWB is defective Replace the main PWB see page 1 5 72 Print example Defective part Check description Corrective Action 1 Original document Check whether the original document is dirty If the original document is dirty replace...

Page 221: ... the contact glass is dirty clean the contact glass and the bottom part of the shading plate 3 Mirror Check whether the mirrors are dirty If the mirrors are dirty clean the three mirrors 4 Lamp unit Check that the lamp unit is con taminated with dusts If dusts are observed on the lamp unit remove the dusts in the light paths 5 Lamp unit Check whether the LED cover is hanged off Re mount the LED co...

Page 222: ...defective Replace the CIS and perform U091 and U411 see page 1 3 71 1 3 173 7 Main PWB The main PWB is defective Replace the main PWB see page 1 5 72 Defective part Check description Corrective Action 1 Original document Check whether the original document is dirty If the original document is dirty replace 2 Contact glass Check whether the contact glass is dirty If the contact glass is dirty clean...

Page 223: ...ss assy Check the location the contact glass is mounted Re mount the contact glass if it is hanged off 4 Adjustment of the scanner Check whether the outer areas of the original document have streaks or lines 1 Perform maintenance mode U067 Front see page 1 3 58 2 Perform maintenance mode U411 Table Chart1 _Input see page 1 3 173 5 Contact glass Check whether the contact glass is dirty If the conta...

Page 224: ... position of the DP Check whether the scanning position of the DP is wrong If the scanning position of the DP is shifted perform maintenance mode U068 DP Read see page 1 3 60 4 Adjustment of the scanner Check whether the outer areas of the original document have streaks or lines 1 Perform maintenance mode U072 Front see page 1 3 65 2 Perform maintenance mode U411 DP Auto Adj 3 Perform maintenance ...

Page 225: ...f the DP is contaminated clean Or if it has scuffs replace 3 DP guide plate Check whether the DP guide plate is dirty If the guide plate is dirty clean the guide plate and the conveying guide 4 DP regist pulley The DP regist pulley is contaimi nated If the DP regist pully is contaminated clean the DP regist pulley 5 White reference roller Counter the CIS Check if the white reference roller is cont...

Page 226: ...the slit glass and contact glass are dirty If the slit glass and contact glass are dirty clean the contact glass the slit glass the bottom part of the shading plate and the conveying guide 6 Mirror Check whether the mirrors are dirty If the mirrors are dirty clean the three mirrors 7 Lamp unit Check that the lamp unit is con taminated with dusts If dusts are observed on the lamp unit remove the du...

Page 227: ...CCD Check the FFC cable between the CCD sensor and ISC PWB is properly connected Or verify conduction of the wire Reinsert the connector if its connection is loose Or if conduction is lot replace the wire 5 FFC cable LED Check the FFC cable between the LED PWB and ISC PWB is properly connected Or verify conduction of the wire Reinsert the connector if its connection is loose Or if conduction is lo...

Page 228: ...e connector if its connection is loose Or if conduction is lot replace the wire 6 LED PWB Check that the LED is lit If the LED is not lit replace the LED PWB and perform U411 7 ISC PWB The ISC PWB is defective Replace the ISC PWB and perform U411 see page 1 3 173 8 Main PWB The main PWB is defective Replace the main PWB see page 1 5 72 Defective part Check description Corrective Action 1 Original ...

Page 229: ...ector if its connection is loose Or if conduction is lot replace the wire 4 FFC cable LED Check the FFC cable between the LED PWB and ISC PWB is properly connected Or verify conduction of the wire Reinsert the connector if its connection is loose Or if conduction is lot replace the wire 5 SATA cable ISC Check the SATA cable between the ISC PWB and main PWB is properly connected Or verify conductio...

Page 230: ...ide panel is mounted If the light guide panel has been fallen off of the mounting position fix it properly 7 Mirror Check whether the mirrors are dirty If the mirrors are dirty clean the three mirrors 8 ISU Check the location the ISU unit is mounted Insert a spacer between the scanner unit and the ISU to change the height see page 1 5 36 9 LED PWB Check that the LED is lit If the LED is not lit re...

Page 231: ...ntact glass is dirty clean the contact glass and the bottom part of the shading plate 5 Contact glass assy Check the location the contact glass is mounted Re mount the contact glass if it is hanged off 6 LED PWB Check that the LED is lit If the LED is not lit replace the LED PWB and perform U411 7 ISC PWB The ISC PWB is defective Replace the ISC PWB and perform U411 see page 1 3 173 8 CCD PWB The ...

Page 232: ...k that the scanning guide is smoothly operative If the scanning guide does not move smoothly re install 4 Contact glass Check whether the contact glass is dirty If the contact glass is dirty clean the contact glass and the bottom part of the shading plate 5 Contact glass assy Check the location the contact glass is mounted Re mount the contact glass if it is hanged off 6 LED PWB Check that the LED...

Page 233: ...Reinsert the connector if its connection is loose Or if conduction is lot replace the wire 5 Main PWB The main PWB is defective Replace the main PWB see page 1 5 72 Defective part Check description Corrective Action 1 Original document Check whether the original document is dirty If the original document is dirty replace 2 Contact glass Check whether the contact glass is dirty If the contact glass...

Page 234: ...91 and U411 see page 1 3 71 1 3 173 5 Main PWB The main PWB is defective Replace the main PWB see page 1 5 72 Defective part Check description Corrective Action 1 Original document Check whether the original document is dirty If the original document is dirty replace 2 Contact glass Check whether the contact glass is dirty If the contact glass is dirty clean the contact glass and the bottom part o...

Page 235: ...pul leys other than above If a foreign object exists in the grooves of the pulleys remove 6 Wire rope Confirm that the wire rope has a foreign object sticked or has a scuff If a foreign object exists on the wire rope remove the foreign object Or if it is damaged replace Defective part Check description Corrective Action 1 DP conveying pul ley Check that the conveying pulley is smoothly operative I...

Page 236: ...ulley does not rotate smoothly re asslemble the conveying roller and springs 2 Install DP Check how DP is mounted on the main unit If mounting to the main unit is improper check positioning and secure the screws 3 DP hinge Check that the DP hinge is operative in both ascending and descending directions and kept open If the DP is not operative smoothly or is not held stably open replace the hinges ...

Page 237: ...ascending and descending directions and kept open If the DP is not operative smoothly or is not held stably open replace the hinges 5 DP document mat Check the location the document mat of the DP is mounted Re mount the document mat of the DP if it is hanged off 6 Original document Check that the leading edge of the original document is dog eared If the leading edge of the original documet is dog ...

Page 238: ...or Check the location the home position sensor is mounted Re mount the home position sensor if it is hanged off 5 Drive belt Check if the tension of the drive belt is insufficient If the tension of the drive belt is insufficient tense the belt 6 Scanner wire drum Check if the optical wire drum is loosely fixed If the optical wire drum is loosely fixed secure the screws 7 Scanner drive gear Check t...

Page 239: ...he motor Defective part Check description Corrective Action 1 Adjustment of the scanner Check the scanning adjustment of DP scanning 1 Perform maintenance mode U071 CIS Head see page 1 3 63 2 Perform maintenance mode U411 DP Auto Adj 3 Perform maintenance mode U411 FaceDown Chart1 _All see page 1 3 173 Defective part Check description Corrective Action 1 Adjustment of the scanner Check the scannin...

Page 240: ...oval If a large value is given to bordere erasure change it to a smaller value 4 Contact glass Check whether the contact glass is dirty If the contact glass is dirty clean the contact glass and the bottom part of the shading plate 5 Contact glass assy Check the location the contact glass is mounted Re mount the contact glass if it is hanged off 6 FFC cable CCD Check the FFC cable between the CCD s...

Page 241: ...e contact glass is dirty If the contact glass is dirty clean the contact glass and the bottom part of the shading plate 5 FFFC cable CCD Check the FFC cable between the CCD sensor and ISC PWB is properly connected Or verify conduction of the wire Reinsert the connector if its connection is loose Or if conduction is lot replace the wire 6 SATA cable ISC Check the SATA cable between the ISC PWB and ...

Page 242: ...eck the size of the original document and its reference size If the size of the original document and its reference size do not match manually set the document size 3 Settings of Border removal Check the value of border removal If a large value is given to bordere erasure change it to a smaller value 4 Contact glass Check whether the contact glass is dirty If the contact glass is dirty clean the c...

Page 243: ... sensor glass is dew condensed remove the dew 6 Adjustment of the scanner Check the automatic adjustment of the scanner Perform maintenance mode U411 table Chart1 _All see page 1 3 173 7 ISU Confirm the position of the lens and the CCD sensor If the lenses and the CCD sensor are misaligned replace the ISU and perform U411 8 ISC PWB The ISC PWB is defective Replace the ISC PWB and perform U411 see ...

Page 244: ... whether the mirror is dew condensed If the mirrors are dew condensed remove the dew 3 Lens Check whether the lens is dew condensed If the lens is dew condensed remove the dew 4 CCD sensor Check whether the CCD sensor glass is dew condensed If the CCD sensor glass is dew condensed remove the dew 5 Adjustment of the scanner Check the automatic adjustment of the scanner Perform maintenance mode U411...

Page 245: ...er 1 Perform maintenance mode U067 Front see page 1 3 58 2 Perform maintenance mode U411 Table Chart1 _Input see page 1 3 173 Defective part Check description Corrective Action 1 Original document Check if the original document is loaded correctly in the DP If the original document is not properly placed in the DP place it correctly 2 Adjustment of the scanner Check the scanning adjustment of DP s...

Page 246: ...U072 Back see page 1 3 65 Defective part Check description Corrective Action 1 Rail Check that the carriage is smoothly operative If the carriage does not travel smoothly remove foreign objects on the front and back optical rails 2 Lamp unit Check that the carriage is smoothly operative If the carriage does not travel smoothly because the lamp unit contacts with the frame rectify 3 Scanner wire dr...

Page 247: ...ably open replace the hinges 5 DP document mat Check the location the document mat of the DP is mounted Re mount the document mat of the DP if it is hanged off 6 Original document Check that the leading edge of the original document is dog eared If the leading edge of the original documet is dog eared straighten 7 Scanning guide Check if the scanning guide is distorted If the scanning guide deform...

Page 248: ...re mount the belt tensioner Defective part Check description Corrective Action 1 DP conveying pul ley Check that the conveying pulley is smoothly operative If the conveying pulley does not rotate smoothly re asslemble the conveying roller and springs 2 Adjustment height of the hinge portions of the DP Check the height of the front and back portions of the DP If the front and back side of the DP is...

Page 249: ...thly re install 9 Conveying roller before and after portions of scanning Check whether the conveying roller is dirty If the conveying roller is dirty clean 10 Drive belt Check if the drive belt is jumping gear teeth If the drive belt is jumping gear teeth re mount the belt tensioner Defective part Check description Corrective Action ...

Page 250: ...he automatic adjustment of the scanner Perform maintenance mode U411 Table Chart1 _All see page 1 3 173 Defective part Check description Corrective Action 1 Settings of print quality mode Confirm whether the moire varies depending on print quality mode Switch print quality mode if the moire varies depending on print quality mode 1 Execute printing in text or print mode 2 Reduce the sharpness to mi...

Page 251: ...document Check if the original document is fed askew If the original document is not placed askew on the contact glass place it correctly 2 Adjustment of height of main unit and scanner unit Check the scanner unit is quite level If the scanner unit is not quite level perform the height adjustment of the entirer scanner unit 3 Lamp unit Check the location the lamp unit is mounted Re mount the lamp ...

Page 252: ...ront and back adjustment positions of the right hinge are improper perform adjustment Defective part Check description Corrective Action 1 Original document Check if the original document has creases or foldings or wrinkles If the original document has foldings or creases remove them 2 DP feed roller Check whether the DP feed roller is dirty If the DP feed roller is dirty clean 3 DP regist roller ...

Page 253: ...install 6 Adjustment amount of slack of the original documen Check the amount of slack of the original document when it reaches at the regist If the amount of the slack of the original document roller improper is perform maintenance mode U942 DP slack settings see page 1 3 232 7 Original document setting Check that the cursor fits with the original document Align the cursor to fit with the origina...

Page 254: ...CD sensor and ISC PWB is properly connected Or verify conduction of the wire Reinsert the connector it its connection is loose Or if conduction is lot replace the wire 2 SATA cable ISC Check the SATA cable between the ISC PWB and main PWB is properly connected Or verify conduction of the wire Reinsert the connector if its connection is loose Or if conduction is lot replace the wire 3 HDD Check the...

Page 255: ...nnector if its connection is loose Or if conduction is lot replace the wire 2 SATA cable ISC Check the SATA cable between the ISC PWB and main PWB is properly connected Or verify conduction of the wire Reinsert the connector if its connection is loose Or if conduction is lot replace the wire 3 HDD Check the wires to the HDD in conduction Check the connector for connection Check the con nector pins...

Page 256: ...e page1 4 264 Black or color streaks appear longitudinally 7 Black white or color streaks appear horizontally 8 Uneven density longitudinally See page1 4 265 See page1 4 266 See page1 4 267 9 Uneven density horizontally 10 Black or color dots appear on the image 11 Offset occurs 12 Part of Image is missing See page1 4 268 See page1 4 268 See page1 4 269 See page1 4 270 13 Image is out of focus 14 ...

Page 257: ...2L6 2N6 2N5 2N4 5 1 4 256 16 Grainy image See page1 4 272 ...

Page 258: ...t age PWB1 If the connecting terminals are dirty clean If the connecting terminals are deformed correct for a proper conduction 2 High voltage PWB1 Check the connection of the con nectors in the high voltage PWB1 Or verify conduction of the wires Reinsert the connector if its connection is loose Replace the cable if it has no conduction High voltage PWB 1 YC1 2 and engine PWB YC16 High voltage PWB...

Page 259: ...uction of the wires 1 Reinsert the FFC wire if it its connection is loose Replace the cable if it has no conduction 2 Replace the LSU see page 1 5 43 5 Engine PWB A control signal is not derived from the engine PWB Replace the enging PWB see page 1 5 80 Defective part Check description Corrective Action ...

Page 260: ...d correct for a proper conduction 2 High voltage PWB1 Check the connection of the con nectors Or verify conduction of the wires Reinsert the connector if it its connection is loose Replace the cable if it has no conduction High voltage PWB 1 YC1 2 and engine PWB YC16 High voltage PWB 1 YC3 4 and engine PWB YC17 Main charging current supplied by the high voltage PWB1 is faulty Replace the high volt...

Page 261: ...f U155 see page 1 3 107 If the value is less than 542 perform U132 to forcibly replenish toner see page 1 3 96 Replace the developer unit if the output is kept too low Check if the device executed a low density printing for a pro longed period 1 If the device was executing a low density printing for a prolonged period perform developing refreshing System Menu Adjustment Maintenance 2 If developer ...

Page 262: ...t 1 Check whether the connecting terminals are deformed 2 Check the value of the U106 see page 1 3 80 1 If the connecting terminals are deformed correct for a proper conduction 2 If the value obtained by U106 does not conform to the default value reset it to the default 3 Replace the intermediate transfer belt unit 7 High voltage PWB2 The primary transfer current sup plied by the high voltage PWB2...

Page 263: ... page 1 3 197 1 3 172 3 Check contamination and deformation on the connecting terminals for developer bias If the connecting terminals for developer bias are dirty clean If the connecting terminals are deformed correct for a proper conduction 4 Check the toner sensor output by U155 see page 1 3 107 If the toner sensor output obtained by U155 is 100 or less replace the developer unit see page 1 5 5...

Page 264: ...page 1 5 88 4 Engine PWB The engine PWB is defective Replace the enging PWB see page 1 5 80 5 Toner supply motor Check if the toner supply motor is continuously rotating Check wires for shortcircuiting If the harnesses are short circuited and the toner motor is continuously rotating replace the toner supply motor Defective part Check description Corrective Action ...

Page 265: ...leaning 2 Developer unit Executing U089 to generate four color PGs see page 1 3 70 Replace the developer unit in fault see page 1 5 57 3 Light path between the LSU and the drum Check if there are dusts dirts or toner obstructing the light paths If a foreign object exists on the frame or the sealings between the developer unit and the drum unit remove 4 Drum unit Check if the charging roller is dir...

Page 266: ...charging roller If the charging roller has streaks on its surface clean the charging roller Replace the charging roller if necessary Perform U930 see page 1 3 230 2 Drum unit Check if the drum is dirty on its surface Execute drum refreshing System Menu Adjustment Maintenance Check if the drum has scratches Check whether the edge of the cleaning blade is damaged Check whether it is abraded or paper...

Page 267: ...equivalent to the circumference of the drum 94mm Execute drum refreshing System Menu Adjustment Maintenance 2 Check if the drum has scratches Replace the drum unit Perform U119 see page 1 5 57 3 Check the grounding tab of the drum or the drum drive shaft 1 Check how the inner unit is mounted and correct if necessary 2 Replace the drum unit Perform U119 see page 1 5 57 4 Primary transfer roller tra...

Page 268: ...n at which the primary transfer roller axles are mounted 1 If the axle holder is hanged off of the mounting position 1 fix the axle holder properly 2 Replace the intermediate transfer belt unit see page 1 5 62 3 Drum unit 1 Check if toner is evenly layered on the durm surface 2 Check whether the device has been operated under a highly humid environment 1 Execute drum refreshing 2 Execute U148 Drum...

Page 269: ... the developing bias is contaminated by toner 1 If the connecting terminals is dirty clean it using a brush 2 Replace the developer unit Perform U140 see page 1 5 57 Print example Cause of trouble 1 Dirty charging roller 2 Flawed or dirty drum unit 3 Damaged or paper dust bitten cleaning blade Defective part Check description Corrective Action 1 Drum unit Check the print image on paper has a probl...

Page 270: ...kage Defective part Check description Corrective Action 1 Drum unit Check the print image on paper has a problem at an interval equivalent to the circumference of the drum 94mm If the print image on paper has a problem at an interval equivalent to the circumference of the drum replace the drum unit see page 1 5 57 2 Developer unit Check if offsets are observed at an constant interval of 39 mm whic...

Page 271: ...t Maintenance 2 Primary transfer roller intermediate transfer belt unit Check if the primary transfer roller is deformed or contaimi nated on its surface If the intermediate transfer belt unit is deformed or contaminated replace the inter mediate transfer belt unit see page 1 5 62 Print example Cause of trouble 1 Drum condensation 2 Dirty LSU slit glass Defective part Check description Corrective ...

Page 272: ...ample Cause of trouble 1 Installation at a high altitude 2 Using the paper with high surface resistance Defective part Check description Corrective Action 1 Developer unit The device is installed in an altitude higher than 1500 m sea level If the device is installed in an altitude higher than 1500 m sea level perform the following 1 30 ppm 35 ppm devices Press maintenance mode U140 and select in o...

Page 273: ...installed in an altitude higher than 1500 m sea level perform the following 1 30 ppm 35 ppm devices Press maintenance mode U140 and select in order to change the setting Default 1000m 2000m 3000m 4000m 2 45 ppm 55 ppm devices 1 After switching from 0 to 1 in Type Execute and press the start key High altitude grain mode 2 When image levels thin does not improve even if following the above procedure...

Page 274: ...page1 4 277 See page1 4 277 See page1 4 278 6 Black white or color streaks appear horizontally 7 Uneven transferring toner 8 Black or color dots appear on the image See page1 4 279 See page1 4 280 See page1 4 281 9 Image is blurred Shifted transferring 10 The leading edge of the image is con sistently mis aligned with the original 11 The leading edge of the image is spo radically mis aligned with ...

Page 275: ...s out of focus 17 Image center does not align with the original center See page1 4 286 See page1 4 287 See page1 4 288 See page1 4 288 18 Dirty paper edges with toner 19 Inferior color reproducibility 20 Shifted colors See page1 4 289 See page1 4 290 See page1 4 291 21 Dirty reverse side of paper See page1 4 291 ...

Page 276: ...transfer roller is acti vated 2 Check the connection of the connectors 1 Reinsert the connector if its connection is loose 2 Replace the motor 3 High voltage PWB2 1 Check the connection of the connectors 2 Verify conduction of the wires 1 Reinsert the connector if its connection is loose High voltage PWB 2 YC1 and engine PWB YC8 2 Replace the cable if it has no conduction 3 Replace the high voltag...

Page 277: ...eying unit is closed If the conveying unit has not been closed check how the conveying guide is locked and open the conveying guide once then close 3 Secondary transfer roller Check the position of the sec ondary transfer roller during printing Position the pressure cam correctly if the secondary transnfer roller is off set 4 High voltage PWB2 Check if the connecting termi nals between the high vo...

Page 278: ...t unit is deformed If the grounding tab is deformed correct it so that it is properly grounded 2 Secondary transfer roller Check that the roller is dirty in its entirely If the secondary transfer roller is dirty in its entirely replace Print example Cause of trouble 1 Dirty the intermediate transfer belt unit 2 Dirty the secondary transfer roller Defective part Check description Corrective Action ...

Page 279: ...roper conduction 3 Replace the high voltage PWB2 see page 1 5 89 Check if the intermediate transfer belt roller is contaminated on its surface or damaged 1 If smear and scuff are observed on the Intermediate transfer belt replace the unit see page 1 5 62 2 Secondary transfer roller Check if the secondary transfer roller is contaminated deformed or abraded Clean the secondary transfer roller if it ...

Page 280: ...unit Check if the phenomenon appears at a pitch of the circumference of the intermediate roller 1 If the print image has a problem clean the intermediate transfer belt by a soft cloth 2 If cleaning does not cure replace interme diate transfer belt unit 2 Fuser unit Check the print image on paper has a problem at an interval equivalent to the circumference of the fuser roller If the print image has...

Page 281: ... If the connector or terminals are dirty clean 2 If the connecting terminals are deformed correct for a proper conduction 3 Replace the high voltage PWB2 see page 1 5 89 Check if the intermediate trans fer belt roller is contaminated on its surface or damaged 1 Replace the intermediate transfer belt unit see page 1 5 62 2 Secondary transfer roller Check if the secondary transfer roller is contamin...

Page 282: ...mediate transfer belt Replace the intermediate transfer belt unit see page 1 5 62 2 Secondary transfer roller Check the print image on paper has a problem at an interval equivalent to the circumference of the secondary transfer roller 75mm 1 If the print image has a problem clean the secondary transfer roller 2 If cleaning does not help improve the symptom replace the roller see page 1 5 66 3 Fuse...

Page 283: ...e a suitable type of paper 2 If the settings made for the paper being used is inadequate configure the settings according to the paper being used 2 Fuser unit 1 Check the fuser pressure balance 2 Check if the fuser paper inserting guide is deformed 1 If the pressures at the front and rear are unbalanced replace the fuser unit see page 1 5 68 2 If the fuser unit is deformed replace see page 1 5 68 ...

Page 284: ...hes at the DP regist is adequate If the amount of the slack in front of the regist roller is insufficient perform maintenance mode U051 to optimize the slack see page 1 3 45 Print example Defective part Check description Corrective Action 1 Paper feed clutch Middle clutch Reg istration clutch Duplex clutch Check that the clutches are properly fit IOr check they are operative without a hinderance 3...

Page 285: ...h paper set them correctly 2 Paper 1 Check if paper is curled or wavy 2 Check if paper is stored in a humid place 1 If the paper is curled or wavy replace 2 Choose a dry place to store paper 3 Registration roller The pressures at the front and back springs are unbalanced Replace the spring with the one having a correct pressure 4 Fuser unit The pressuring spring of the fuser unit is defective Repl...

Page 286: ...s fer belt unit Check the transfer cleaning volatage by U107 see page 1 3 87 1 If the transfer cleaning volatage by U107 is not its default reset it to the default 2 Replace the intermediate transfer belt unit see page 1 5 62 Check if offsets are occurred at a pitch of the outer circumference of the intermediate transfer belt If an offset happens at a pitch of the outer cir cumference clean the in...

Page 287: ...earing at an interval equal to its circumference 936mm 1 Clean the intermediate transfer belt by a soft cloth 2 Replace the intermediate transfer belt unit 3 Secondary transfer roller Check the print image on paper has a problem at an interval equivalent to the circumference of the secondary transfer roller 75mm 1 Clean the secondary transfer roller 2 Replace the secondary transfer roller see page...

Page 288: ...g used is inadequate configure the settings according to the paper being used 2 Paper weight set ting Check If the weight of the paper is correctly set If the weight of the paper is not correctly set choose the correct weight that matches the paper being used 3 Fuser unit Check the fuser pressure set ting Replace the fuser unit see page 1 5 68 4 Fusing temperature set ting Check the value of the U...

Page 289: ...e 1 If the paper is damp replace Choose a dry place to store paper 2 If necessary install a cassette heater see page 1 2 67 Print example Defective part Check description Corrective Action 1 Paper setting Check if paper is set correctly Reload paper if the paper was not loaded correctly 2 Image position adjustment Excute U034 to confirm the center alignment during writing images Perform adjustment...

Page 290: ...e Check if the conveying guide is dirty with toner If the conveying guide is dirty with toner clean the developer unit and the cooling ducts Internal tempra ture increase Check the device has been used for printing a large amount of data or for printing in duplex mode with a high density If the device has been used for printing a large amout of data or for printing in duplex mode with a high densi...

Page 291: ...sing temperature 3 If the installation environment is at a high altitude select and perform U140 High Altitude see page 1 3 99 3 Paper type Check the settings of the type and weight of the paper If the paper and the paper type or weight do not match choose the correct match 4 Image adjustment Check whether the above has been cured Execute maintenance modes U464 Calibration and U410 Grayscale Adjus...

Page 292: ...oes not cure replace the motor control PWB 3 LSU Check if adjusting the color shift can help compensation in the direction of main scan Replace the laser scanner unit if necessary see page 1 5 43 Print example Defective part Check description Corrective Action 1 Secondary transfer roller Check if the secondary transfer roller is dirty with toner 1 Clean the secondary transfer roller 2 Reset U106 B...

Page 293: ...ears Check for broken gears and replace if any 3 Defective motor Replace the MP lift motor 4 Defective PWB Replace the relay PWB feed PWB 1 or engine PWB and check for correct operation see page 1 5 80 3 Scanner motor does not operate 1 Defective connector cable or poor con tact in the connector Reinsert the connector Also check for continuity within the connector cable If none replace the cable S...

Page 294: ...ration see page 1 5 80 7 Duplex motor 1 does not operate 45 ppm 55 ppm model only 1 Defective connector cable or poor con tact in the connector Reinsert the connector Also check for continuity within the connector cable If none replace the cable Duplex motor 1 and relay PWB YC16 Relay PWB YC13 and feed PWB 1 YC23 Feed PWB 1 YC2 and engine PWB YC5 2 Defective drive trans mission system Check if the...

Page 295: ...WB Replace the engine PWB and check for correct operation see page 1 5 80 12 LSU fan motor does not operate 1 Defective connector cable or poor con tact in the connector Reinsert the connector Also check for continuity within the connector cable If none replace the cable LSU fan motor and front PWB YC16 Front PWB YC2 and engine PWB YC10 2 Defective motor Replace the LSU fan motor 3 Defective PWB R...

Page 296: ...ine PWB YC6 2 Defective motor Replace the eject rear fan motor 3 Defective PWB Replace the feed PWB 1 or engine PWB and check for cor rect operation see page 1 5 80 18 Power source fan motor does not operate 1 Defective connector cable or poor con tact in the connector Reinsert the connector Also check for continuity within the connector cable If none replace the cable Power source fan motor and e...

Page 297: ...WB Replace the relay PWB feed PWB 1 or engine PWB and check for correct operation see page 1 5 80 24 Registration clutch does not operate 30 ppm 35 ppm model only 1 Defective connector cable or poor con tact in the connector Reinsert the connector Also check for continuity within the connector cable If none replace the cable Registration clutch and feed PWB 1 YC22 Feed PWB 1 YC2 and engine PWB YC5...

Page 298: ...eed PWB 1 YC10 Feed PWB 1 YC1 and engine PWB YC4 2 Defective solenoid Replace the cleaning solenoid 3 Defective PWB Replace the feed PWB 1 or engine PWB and check for cor rect operation see page 1 5 80 30 The message requesting paper to be loaded is shown when paper is present on the cas sette 1 Defective connector cable or poor con tact in the connector Reinsert the connector Also check for conti...

Page 299: ... paper length switch or MP paper width switch 3 Defective PWB Replace the relay PWB feed PWB 1 or engine PWB and check for correct operation see page 1 5 80 34 A paper jam in the paper feed paper conveying or eject section is indi cated when the main power switch is turned on 1 A piece of paper torn from paper is caught around feed sensor 1 2 MP feed sensor middle sensor paper conveying sensor reg...

Page 300: ...or con tact in the connector Reinsert the connector Also check for continuity within the connector cable If none replace the cable Duplex cover switch and relay PWB YC7 Relay PWB YC1 and feed PWB 1 YC14 Feed PWB 1 YC1 and engine PWB YC6 2 Defective switch Replace the duplex cover switch 38 A message indicat ing cover open is displayed when the paper conveying cover is closed 1 Defective connector ...

Page 301: ... alcohol Defective registration motor installation 45 ppm 55 ppm model Defective registration clutch installation 30 ppm 35 ppm model Check visually and remedy if necessary 3 Skewed paper feed Paper width guide in a cassette installed incorrectly Check the paper width guide visually and remedy or replace if necessary 4 Multiple sheets of paper are fed Check if the paper is excessively curled Chang...

Page 302: ...k if the following clutches are installed correctly Paper feed clutch 1 2 Assist clutch 1 2 1 Paper conveying clutch MP paper feed clutch Registration clutch 2 Middle clutch 2 Duplex clutch 1 2 2 1 45 ppm 55 ppm model only 2 30 ppm 35 ppm model only Check visually and remedy if necessary Problem Causes check procedures Corrective measures ...

Page 303: ...lder is properly shared 1103 Destined host folder and or file names are invalid 1 Check illegal characters are not contained within these names 2 Check the name of the folder and files conform with the naming syntax 3 Confirm destined host and folder 1105 SMB protocol is not enabled 1 Confirm device s SMB protocols 2101 Login to the host has failed 1 Confirm destined host 2 Confirm that the LAN ca...

Page 304: ... Confirm device s network parameters 5 Confirm the network parameters the device is con nected 6 Check the FTP server name 2102 Access to the FTP server has failed Connection timeout 1 Check the FTP server name 2 Check the FTP port number 3 Confirm device s network parameters 4 Confirm the network parameters the device is con nected 5 Check the FTP server name 2103 The server cannot establish comm...

Page 305: ...irm device s SMTP protocols 1106 1 Confirm device s SMTP protocols 2101 Connection to the SMTP POP3 server has failed 1 Check the SMTP POP3 server name 2 Confirm that the LAN cable is properly connected to the device 3 Check the SMTP POP3 port number 4 Confirm device s network parameters 5 Confirm the network parameters the device is con nected 6 Check the SMTP POP3 server 2102 Connection to the S...

Page 306: ...rameters the device is con nected 3 Check the SMTP POP3 server 3102 Error Server Response 1 Check the SMTP POP3 server 2 Wait a minute and trye again 3201 No SMTP authentication is found 1 Check the SMTP server The device supports SMTP authentication services including CRAM MD5 DIGEST MD5 PLAIN and LOGIN 4803 Failed to establish the SSL session 1 Verify the self certificate of the device 2 Check t...

Page 307: ... U followed by a 5 digit number Error codes for V34 communication errors start with an E indica tion followed by five digits The upper three of the five digits indicate general classification of the error and its cause while the lower two indicate the detailed classification Items for which detailed classification is not necessary have 00 as the last two digits Figure 1 4 7 ...

Page 308: ...lled in V 8 mode U017XX E017XX A communication error occurred before starting T 30 protocol during transmission in V 34 mode refer to P 1 4 312 U017XX error code table U018XX E018XX A communication error occurred before starting T 30 protocol during reception in V 34 mode refer to P 1 4 312 U018XX error code table U03000 E03000 No document was present in the destination unit when polling reception...

Page 309: ...check transmission or restricted transmission was interrupted because the U05200 E05200 Password check reception or restricted reception was interrupted because the permit did match or the destination receiver did not return its phone number U05300 E05300 The password check reception or the restricted reception was interrupted because the permitted numbers did not match the rejected numbers did ma...

Page 310: ...s based confidential reception was interrupted because the specified subad dress box was not registered U00450 E00450 The destination transmitter disconnected because the permit while the destination transmitter is in password check transmission or restricted trans mission U00460 E00460 Encrypted reception was interrupted because the specified encryption box number was not registered U00462 E00462...

Page 311: ...etransfers was exceeded ECM U01022 E01022 No relevant signal was received after transmission of an RR signal and the preset num ber of command retransfers was exceeded ECM U01028 E01028 T5 time out was detected during ECM transmission ECM U01052 E01052 A DCN signal was received after transmission of an RR signal ECM U01080 E01080 A PIP signal was received after transmission of a PPS NULL signal U0...

Page 312: ... U01141 E01141 A DCN signal was received after transmission of a DTC signal U01143 E01143 A DCN signal was received after transmission of an FTT signal U01155 E01155 A DCN signal was received after transmission of an SPA signal short protocol U01160 E01160 During message reception transmission time exceeded the maximum transmission time per line U01162 E01162 Reception was aborted due to a modem m...

Page 313: ...ng For example INFO0 B Bbar A Abar for polling reception probing tone was not detected U01810 E01810 A communication error that occurs at the receiver unit in phase 3 primary channel equiva lent device training For example S Sbar PP TRN was not detected U01820 E01820 A communication error that occurs at the receiver unit in the period after initiating the control channel before entering the T 30 p...

Page 314: ...LOCAL con nection fails Network cable between Fiery Print Controller and MFP is disconnected Re insert replace network cable Network setting failure Check network settings IPv6 ON HTTP ON EnhancedWSD ON 5 Error 2000 is dis played Mismatch of Pro ductID from Fiery Unsupported Fiery Print Controller is installed Install supported Fiery Print Con troller Use with correct combi nation FW version of Ma...

Page 315: ...rror of the network Network settings are incor rect with the MFP Check network cable connec tion or replace System Menu System Enter LoginUserName and LoginPassword and login NetWork TCP IP Setting TCP IP ON IPv4 DHCP ON AutoIP ON IPv6 ON Protocol Settings HTTP ON Enhanced WSD ON Network settings are incor rect with the PC Perform the following steps Network Connection on the control panel Local A...

Page 316: ...ble Connection error of the network cable damaged or loose connected Local network cable failure or loose connection Failure or wrong version Reinsert the network cable Also check for continuity within the connector cable If none replace the cable Connection error of the network Network settings are incor rect with the MFP See item 9 above Network settings are incor rect with the PC See item 9 abo...

Page 317: ...from Com mand Work Station Connection error of the harness between the Main board and the Bridge board dam aged or loose con nected Defective cable or poor contact Reinsert the connector Also check for continuity within the connector cable If none replace the cable Defective bridge board Bridge board mounting error Replace the bridge board and check for correct operation The image data is not ente...

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