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Olivetti PG L2130 Service Manual Download Page 117

2-4-1

2-4 Appendixes

2-4-1

 Appendixes

(1) Wiring diagraml

YC102

YC105

YC104

YC103

YC202

YC203

YC201

YC101

PF paper 

feed motor

AC input

L

N

1

3

1

3

YC-T

YC-M

FEDDRN

7

6

5

4

3

2

1

7

6

5

4

3

2

1

Drum

Transfer roller

+24V1

SGND

FAN

THERM

+3.3V1

HEATN

SLEEP

ZCROSS

+24V2

+24V2

PGND

PGND

YC-B

Developing roller

USB

connector

1

2

3

4

5

6

7

8

9

10

11

12

1

2

3

4

5

6

7

8

9

10

11

12

SW1

+24V2

+24V1

+24V2

+24V3

3.3 V DC power off 

at sleep mode

24 V DC power off 

at sleep mode

+24V3

PGND

MMOTRDYN

MOTCLK

REMOTEN

1

2

3

4

5

6

1

2

3

1

2

3

1

2

3

1

2

3

1

2

3

3

2

1

3

2

1

4

5

6

+24V3

DLPDRN

+24V3

+24V3

REGDRN

+3.3V2

RFCLK

RFDATA

SGND

FAN

+24V1

Left cooling

fan motor

Power 

switch

Interlock 

switch

+24V3

PGND

PFSI 

PFSO

PFSEL

+3.3V1

1

2

3

4

5

6

1

2

3

1

2

3

1

2

3

4

5

1

2

3

4

5

1

2

3

3

2

1

3

2

1

4

1

2

3

4

1

2

1

2

1

2

3

4

1

2

3

4

1

2

3

4

5

1

2

3

4

5

1

2

3

4

5

6

EXITN

SGND

+3.3V2

LED6

LED5

LED4

LED3

SGND

SW

LED2

LED1

+3.3V1

TEMPTY

SGND

1

2

+24V1

+3.3V2

ZCROSS

FAN

HEATN

SLEEP 

MHVDR

RTHVDR

PSEL1

HVCLK

REGN

TCNT

MCNT

THVDR

CASE

THERM

+24V3

SGND

1

2

1

2

1

2

1

2

1

2

1

2

1

2

L

N

L

N

DC-DC converter

Memory card slot

Expanded DIMM slot

+24V 

+3.3V1

+3.3V1

+3.3V2

1

2

3

4

5

6

7

8

1

2

3

4

5

6

7

8

Control PWB

Registration sensor

Paper sensor

MP paper 

sensor

Registration

clutch

Paper feed 

clutch

Developing 

clutch

Duplex

solenoid

High voltage PWB

Power source PWB

Main motor

Right 

cooling 

fan motor

Fuser thermistor

Fuser heater lamp

Fuser thermal cutout

Toner

sensor

PF main PWB

PF cassette

switch

PF paper

sensor

Eraser lamp PWB

+24V2

+24V2

PGND

PGND

6

5

4

3

2

1

6

5

4

3

2

1

1

2

3

4

5

1

2

3

4

5

1

2

3

4

5

1

2

3

4

5

PF paper 

feed clutch

Exit sensor

YC318

YC319

YC316

YC701

YC1

YC1

YC3

YC501

YC314

1

2

3

1

2

3

+3.3V1

TNFULL

SGND

Waste 

toner 

sensor

YC312

YC305

CN1

YC301

YC315

YC307

YC309

YC313

YC311

YC306

YC308

YC317

YC304

YC6

YC3

Paper feeder 1 (option)

Paper feeder 2 (option)*

*: 35/37 ppm model (A4/Letter) only

PF paper 

conveying clutch

Polygon motor

APC PWB

PD PWB

Laser scanner unit

1

2

3

1

2

3

1

2

3

PF paper 

feed sensor

1

2

3

4

1

2

3

4

DUDR1

COMMON

DUDR2

1

2

3

1

2

3

1

2

3

1

2

3

1

2

3

1

2

3

+24V3

+3.3V2

GND

HANDSN

PGND

PLGDRN

PLGRDY 

PLGCLK

PDN

SGND

VDON

VDOP 

OUTPEN

SAMPLEN

PDN

PFEED

GND

+3.3V1

+24V3

PGND

TMOTLOCK

TMOTCLK

TMOTDRVN

SGND

NC

+3,3V1

+3.3V1

5

4

3

2

1

5

4

3

2

1

ERASER

FEEDCLN

+24V3

+24V3

TRANSCLN

ERASRW

1

2

3

4

5

6

7

1

2

3

4

5

6

7

+24V3

PGND

PFSI 

PFSO

PFSEL

+3.3V1

+24V1

FAN

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

1

2

3

4

1

2

3

4

1

2

3

4

1

2

1

2

1

2

3

4

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

18

19

19

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

1

2

3

4

5

6

7

8

9

10

11

12

1

2

3

4

5

6

7

8

9

10

11

12

4

3

2

1

2

1

3

4

2

1

2

1

2

1

2

1

2

1

2

1

8

7

6

5

4

3

2

1

8

7

6

5

4

3

2

1

8

7

6

5

4

3

2

1

1

2

3

4

5

6

7

8

1

2

3

4

5

6

7

8

1

2

3

4

5

6

7

8

Operation panel PWB

Zener PWB

Fuse

YC5

YC6

YC2

YC7

YC4

Cassette switch

GND                   

+3.3V2

PAPER

+24V3

MPFDRN

MP paper

feed solenoid

Y 112480 - 6

Service Manual

Summary of Contents for PG L2130

Page 1: ...SERVICE MANUAL PG L2130 PG L2135...

Page 2: ...icials for details in your area for proper disposal ATTENTION IL Y A UN RISQUE D EXPLOSION SI LA BATTERIE EST REMPLACEE PAR UN MODELE DE TYPE INCORRECT METTRE AU REBUT LES BATTERIES UTILISEES SELON LE...

Page 3: ...This page is intentionally left blank...

Page 4: ...sonnel to ensure the safety of their customers their machines as well as themselves during maintenance activities Service personnel are advised to read this booklet carefully to familiarize themselves...

Page 5: ...this symbol CAUTION Bodily injury or damage to property may result from insufficient attention to or incorrect compliance with warning messages using this symbol Symbols The triangle symbol indicates...

Page 6: ...or dusty place This may cause fire or electric shock Do not install the copier near a radiator heater other heat source or near flammable material This may cause fire Allow sufficient space around the...

Page 7: ...carefully Always check that the copier is correctly connected to an outlet with a ground connection Check that the power cable covering is free of damage Check that the power plug is dust free If it i...

Page 8: ...trapped wire and missing screws Check that all the caution labels that should be present on the machine according to the instruction handbook are clean and not peeling Replace with new ones if necess...

Page 9: ...This page is intentionally left blank...

Page 10: ...10 3 Dropouts 1 4 11 4 Black dots 1 4 11 5 Black horizontal streaks 1 4 11 6 Black vertical streaks 1 4 12 7 Unsharpness 1 4 12 8 Gray background 1 4 12 9 Dirt on the top edge or back of the paper 1...

Page 11: ...ding the firmware from the memory card 1 6 2 2 1 Mechanical Construction 2 1 1 Paper feed conveying section 2 1 1 1 Cassette paper feed section 2 1 1 2 MP tray paper feed section 2 1 2 3 Paper conveyi...

Page 12: ...Letter Simplex printing Duplex printing A4 35 ppm A4 19 ppm Letter 37 ppm Letter 20 ppm A5 20 ppm First print time 30 32 ppm model A4 Letter 6 s or less A4 feed from cassette 35 37 ppm model A4 Lette...

Page 13: ...FF Sleep mode 4 3 W 4 4 W Full options 120 V AC model 220 240 V AC model Maximum 921 W 986 W During printing 559 2 W 527 1 W During standby 9 2 W EcoFuser ON 9 2 W EcoFuser ON 81 1 W EcoFuser OFF 80 8...

Page 14: ...3 14 8 5 1 Top cover 2 Paper stopper 3 Top tray 4 Operation panel 5 Right side cover 6 Cassette 7 Front cover 8 MP tray 9 Sub tray 10 Optional interface slot cover 11 USB interface connector 12 Rear c...

Page 15: ...2 Operation panel Figure 1 1 2 1 2 3 4 5 6 7 8 1 Ready indicator 2 Attention indicator 3 Toner indicator 4 Data indicator 5 Paper indicator 6 Jam indicator 7 Cancel key 8 GO key Service Manual Y 1124...

Page 16: ...t path Paper path option 1 Cassette 2 MP tray 3 Paper feed conveying section 4 Toner container 5 Developing unit 6 Main charger unit 7 Drum unit 8 Laser scanner unit 9 Transfer separation section 10 F...

Page 17: ...1 1 6 This page is intentionally left blank Service Manual Y 112480 6...

Page 18: ...rect air Avoid places subject to dust and vibrations Choose a surface capable of supporting the weight of the machine Place the machine on a level surface maximum allowance inclination 1 Avoid air bor...

Page 19: ...15 1 Printer 2 Outer case 3 Bottom pad L 4 Bottom pad R 5 Machine cover 6 Top pad L 7 Top pad R 8 Spacer 9 Toner container 10 Plastic bag 11 Power cord 12 Pad 13 Plastic bag 14 Installation guide 15 P...

Page 20: ...1 2 3 1 Removing the tapes Procedure 1 Remove three tapes Figure 1 2 3 Tape Tape Tape Y 112480 6 Service Manual...

Page 21: ...emory into the mem ory socket so that the notches on the mem ory align with the corresponding protrusions in the slot The memory module is secured to the mem ory socket with the clamps 7 Close the mem...

Page 22: ...to the memory card slot Push it in all the way 5 Secure the optional interface slot cover by using two screws 6 Format the memory card before use To format the memory card Send the following PRESCRIBE...

Page 23: ...and the network interface card 2 Open the rear cover Figure 1 2 8 3 Remove two screws and then remove the optional interface slot cover 4 Insert the network interface card into the network interface s...

Page 24: ...e modes which are activated by using the keys on the operation panel or by com manding from a PC 1 Executing a service mode Printing a status page for service purpose See page 1 3 2 Printing an event...

Page 25: ...000000 02020202 02020202 03030303 03030303 03030303 03030303 03000000 03030303 03030303 SPD1 0203040508090A0B0C0D0F101112131415161718191A1B1C1D1E1F202122235E 00000000 00000000 00000000 00000000 000000...

Page 26: ...0000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 000...

Page 27: ...y when any error has occurred 01 ID error 02 Version error 03 Checksum error 04 NVRAM crush error 9 Printable area setting Top offset Left offset Page length Page width 10 Left offset for each paper s...

Page 28: ...Paper type setting value from 1 to 28 density unused paper type are always 0x00 23 Memory SPD information slot 1 2 to 6 bytes 8 to 36 bytes 94 to 95 bytes total 32 bytes 24 DRT correction coefficient...

Page 29: ...of paper misfeeds self diag nostic errors and replacements Procedure 1 Connect the USB cable between printer and PC Figure 1 3 3 2 Connect the power cord 3 Turn printer power on Make sure the printer...

Page 30: ...J42 0 Released 20 January 2010 Count Event Count Service Code 8 11234 01 6000 7 10000 01 6000 6 9999 01 6000 5 9998 01 6000 4 9997 01 6000 3 9996 01 6000 2 9995 01 6000 1 9994 01 6000 8 11234 01 00 7...

Page 31: ...t used Second byte Displayed in OEM mode only 4 Control PWB firmware version 5 Control PWB firmware release date 6 Total page counter 7 Printer serial number 8 Paper Jam Log Count Event Remembers 1 to...

Page 32: ...paper feeder 1 s PF paper feed sensor Cassette 2 32 32 Paper remains at the paper feeder 1 s PF paper feed sensor when power is turned on Cassette 2 32 40 Paper does not arrive at the paper feeder 2 s...

Page 33: ...mal 01 Top tray 9 Service Call Self diagnostic error Log Count Service Code Remembers 1 to 8 of occur rence of self diagnostics error If the occurrence of the previ ous diagnostics error is less than...

Page 34: ...og Comprised of three log counters including paper jams self diag nostics errors and replacement of the toner con tainer NOTE It is not logged if 100 or more counts are not added to the count at the l...

Page 35: ...ng the developing unit to replenish toner rapidly into the developing unit Procedure Toner install mode is performed by simultaneously pressing and holding the GO and Cancel keys for more than 5 secon...

Page 36: ...are fed at all the printer automatically goes offline and the jam indicator will flash rapidly Status Monitor or COMMAND CENTER can indicate the location of the paper jam the component where the paper...

Page 37: ...condition Figure 1 4 2 Peper feeder 1 Option Peper feeder 2 Option Printer 1 Registration sensor 2 Paper sensor 3 MP paper sensor 4 Paper exit sensor 5 PF paper sensor 6 PF paper feed sensor 1 2 3 4 5...

Page 38: ...lly halts the printer when an error is detected The four indicators Jam Paper Attention Toner are simultaneously lit then indicate a specific error by the combination of the four indicators Figure 1 4...

Page 39: ...6 7 8 9 0 F 2 6 1 1 6 s 1 6 s 0 8 s 0 8 s 0 8 s 0 8 s 0 8 s 0 8 s Repeat Example of self diagnostic code 2610 Refer to the following code conversion table Code conversion table Indicates the occurrenc...

Page 40: ...WB See page 1 5 19 Defective harness between PF main PWB YC5 and paper feeder interface con nector or improper connector insertion Reinsert the connector Also check for conti nuity within the connecto...

Page 41: ...en PF paper feed motor and PF main PWB YC4 or improper connector insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Refer to...

Page 42: ...nector See page 1 5 16 Broken fuser ther mistor wire Replace the fuser unit See page 1 5 16 Fuser thermistor installed incorrectly Replace the fuser unit See page 1 5 16 Fuser thermal cutout triggered...

Page 43: ...efective expanded memory DIMM Replace the expanded memory DIMM See page 1 2 4 F030 Control PWB general failure Defective control PWB Turn the power switch off on to restart the printer If the error is...

Page 44: ...page 1 4 11 See page 1 4 11 6 Black vertical streaks 7 Unsharpness 8 Gray background 9 Dirt on the top edge or back of the paper 10 Undulated print ing at the right edge scanning start posi tion See...

Page 45: ...tage PWB visually and correct or replace if necessary See page 1 5 25 Defective laser scanner unit Replace the laser scanner unit See page 1 5 30 Defective control PWB Replace the control PWB See page...

Page 46: ...fies the paper specifica tions Defective transfer roller installation The transfer roller must be supported by the bushes at the both ends Clean the bush to remove oil and debris Replace the transfer...

Page 47: ...ds Clean the bush to remove oil and debris Replace the transfer roller if necessary See page 1 5 14 Defective transfer bias output Replace the high voltage PWB or control PWB See page 1 5 25 EcoPrint...

Page 48: ...eloping unit and the fuser unit inlet Clean these areas and parts to remove toner Defective transfer roller If the transfer roller is contaminated with toner clean the trans fer roller using a vacuum...

Page 49: ...for continuity within the con nector harness If none remedy or replace the harness Defective control PWB Replace the control PWB See page 1 5 19 3 Left cooling fan motor does not oper ate Broken left...

Page 50: ...e control PWB See page 1 5 19 9 Eraser lamp does not turn on Defective harness between eraser lamp YC701 and control PWB YC316 or improper connector inser tion Reinsert the connector Also check for co...

Page 51: ...ck if the separator pad or MPF separation pad is worn Replace the separator pad if it is worn Check if the paper is curled Replace the paper 5 Paper jams Check if the paper is excessively curled Repla...

Page 52: ...If the types and the sizes of screws are not known refer to the PARTS LIST 2 Drum Note the following when handling or storing the drum When removing the drum unit never expose the drum surface to str...

Page 53: ...top cover 2 Remove two screws Figure 1 5 3 3 Extract the boss from the hole 4 Unhook the A hook 5 Unhook two B hooks 6 Remove the connector 7 Remove the top cover Figure 1 5 4 Top cover Screw Screw T...

Page 54: ...ght and left covers Procedure 1 Remove the top cover See page 1 5 3 2 Remove the cassette See page 1 5 6 3 Open the front cover 4 Unhook seven hooks and then remove the right cover Figure 1 5 5 Right...

Page 55: ...1 5 5 5 Unhook seven hooks and then remove the left cover Figure 1 5 6 Left cover Hooks Y 112480 6 Service Manual...

Page 56: ...embly paper feed roller and pickup roller Procedure 1 Remove the cassette Figure 1 5 7 2 Slide the feed shaft 3 While pressing the lever and then remove the paper feed roller assembly Figure 1 5 8 Cas...

Page 57: ...d parts When refitting the paper feed roller assem bly be sure to align the paper feed roller pivot with the slotted hole on the feed shaft Figure 1 5 9 Paper feed roller assembly Paper feed roller as...

Page 58: ...See page 1 5 6 2 Push the bottom plate down until it locks 3 Unhook two hooks and then remove the retard guide Figure 1 5 10 4 Remove the retard roller assembly Figure 1 5 11 Retard guide Cassestte C...

Page 59: ...embly and refit all the removed parts Caution Before refitting the retard roller assembly firmly install the spring onto the projection of the retard roller assembly Figure 1 5 12 Spring Retard roller...

Page 60: ...3 Figure 1 5 13 5 Check or replace the MP paper feed roller and refit all the removed parts When refitting the MP paper feed roller be sure to align the MPF feed shaft pivot with the slotted hole on t...

Page 61: ...he developing unit with toner con tainer 4 Check or replace the developing unit and refit all the removed parts 5 When the developing unit is replaced with a new one carry out the following procedure...

Page 62: ...etaching and refitting the drum unit Procedure 1 Remove the developing unit See page 1 5 11 2 Remove the drum unit 3 Check or replace the drum unit and refit all the removed parts Figure 1 5 16 Drum u...

Page 63: ...e 3 While pushing on the main plate 1 slide the main charger unit 2 Figure 1 5 17 4 Remove the main charger unit by lifting it 5 Check or replace the main charger unit and refit all the removed parts...

Page 64: ...roller Procedure 1 Remove the developing unit See page 1 5 11 2 Remove the drum unit See page 1 5 12 3 Slide the paper chute guide and unhook the hooks 4 Remove the paper chute guide Figure 1 5 19 Ho...

Page 65: ...removed parts Caution When refitting the transfer roller be careful about following point Push the release lever to raise the lever end then insert the front of gear Z16 under the release lever end F...

Page 66: ...ocedure 1 Remove the outer covers See page 1 5 3 2 Remove two connectors 3 Release the wires form wire clamps Figure 1 5 22 4 Remove the connector Figure 1 5 23 Connector Fuser heater lamp Connector F...

Page 67: ...e rear cover Figure 1 5 24 6 Remove two screws and then remove the fuser unit 7 Check or replace the fuser unit and refit all the removed parts Figure 1 5 25 Rear cover Screw Screw Fuser unit Y 112480...

Page 68: ...pressure could cause loose toner fusing Procedure 1 Remove the cassette See page 1 5 6 2 Open the duplex cover 3 Slide the fuser lever R and L Normal Flush with the front of the machine Fuser pressur...

Page 69: ...l PWB Procedure 1 Remove the right cover See page 1 5 4 2 Remove fourteen connectors form the con trol PWB 3 Release the wires from the wire clamps Figure 1 5 27 Connectors Thirteen Connector Control...

Page 70: ...ws 5 Remove three connectors form the control PWB 6 Unhook the hook and then remove the con trol PWB assembly Figure 1 5 28 Hook Screws Control PWB assembly Control PWB Screw Screws Connectors Three S...

Page 71: ...eplace the control PWB and refit all the removed parts To replace the control PWB remove the EEPROM U300 from the old control PWB and mount it to the new control PWB Figure 1 5 29 Screw Screw Screw Sc...

Page 72: ...Figure 1 5 30 4 Remove four P tight screws two screws and ground terminal 5 Remove the power source PWB assembly from the high voltage PWB s connector Figure 1 5 31 Connector Connector Connector Conn...

Page 73: ...he power source PWB 7 Check or replace the power source PWB and refit all the removed parts Caution The power source film must be installed in the specified position Figure 1 5 32 Power source PWB Scr...

Page 74: ...Remove the operation panel PWB 4 Remove the connector 5 Check or replace the operation panel PWB and refit all the removed parts Be sure to fit the GO and Cancel keys in the appropriate position Figur...

Page 75: ...he cassette See page 1 5 6 4 Remove the outer covers See page 1 5 3 5 Remove the power source PWB See page 1 5 22 6 Turn the printer with the bottom side up 7 Remove the stop ring 8 Remove the DU hold...

Page 76: ...1 5 26 11 Remove four screws 12 Unhook three hooks and then remove the lower base cover Figure 1 5 36 Screws Screws Hook Hook Hook Lower base cover Lower base cover Service Manual Y 112480 6...

Page 77: ...15 Remove two connectors and then remove the high voltage PWB 16 Remove the cassette pin holder from the high voltage PWB Figure 1 5 38 Spring Cassette pin Cassette pin holder High voltage PWB High v...

Page 78: ...WB Each interface is firmly in contact with each spring The bias contact pin must be installed in the specified position The cassette pin must be inserted in the cassette pin holder Figure 1 5 39 OK N...

Page 79: ...the right cover See page 1 5 4 2 Remove the connector Figure 1 5 40 3 Remove the M3 screw and two M4 screws 4 Remove the main motor 5 Check or replace the main motor and refit all the removed parts F...

Page 80: ...scanner unit Procedure 1 Remove the right cover See page 1 5 4 2 Remove the connector from the control PWB 3 Release the wire clamp 4 Draw in the connector inside Figure 1 5 42 Clamp Connector Connec...

Page 81: ...5 Remove four screws and then remove the laser scanner unit 6 Check or replace the laser scanner unit and refit all the removed parts Figure 1 5 43 Screws Screws Laser scanner unit Y 112480 6 Service...

Page 82: ...r lamp Procedure 1 Remove the laser scanner unit See page 1 5 30 2 Remove the connector 3 Remove the eraser lamp 4 Check or replace the eraser lamp and refit all the removed parts Figure 1 5 44 Eraser...

Page 83: ...ght cooling fan motors When detaching or refitting the left and or right cooling fan motors be careful of the airflow direction intake or exhaust Figure 1 5 45 Left cooling fan motor Right cooling fan...

Page 84: ...1 5 34 This page is intentionally left blank Service Manual Y 112480 6...

Page 85: ...Compression S2LZ_1000001021 cmp Firmware file name example Product code 2LY 30 32 ppm model A4 Letter 2LZ 35 37 ppm model A4 Letter Pause underscore Pause period Build number Update history Classifica...

Page 86: ...wer failure etc the control PWB may have to be replaced Do not download the system firmware and engine firmware at one time Store the either firmware in a memory card and download one by one Procedure...

Page 87: ...Repeat Supervisor mode Deleting and writing data Downloading complete Receiving data Downloading start Repeat Repeat End End 4 8 s 4 8 s Repeat Repeat Pattern 1 Pattern 2 Pattern 3 Downloading failed...

Page 88: ...ce slot cover by using two screws 10 Close the rear cover 11 Turn power on again Check the printer gets ready and Ready indicator is lit 12 Print a status page See page P 1 3 2 13 Confirm the status p...

Page 89: ...separation section 1 Cassette paper feed section Figure 2 1 1 Cassette paper feed section Figure 2 1 2Cassette paper feed section block diagram 1 9 7 3 4 5 2 6 8 10 11 1 Pickup roller 2 Paper feed rol...

Page 90: ...2 MPF separation pad 3 MPF separator 4 MPF bottom plate 5 MPF friction pad 6 MP paper sensor 7 Actuator MP paper sensor 8 MPF frame 9 MPF guide R L 10 MPF base 11 MPF middle tray 12 MPF upper tray 13...

Page 91: ...m 1 4 3 5 2 1 Lower registration roller 2 Upper registration roller 3 Registration sensor 4 Actuator registration sensor 5 Feed pulley MMOTRDYN REGDRN Registration clutch Main motor Control PWB YC311...

Page 92: ...r etc resulting in a print quality problem Also finger prints can cause deterioration of the OPC layer therefore the drum in the drum unit must be handled with care Substances like water alcohol organ...

Page 93: ...ong run Therefore the charger wire must be cleaned at a specific interval Cleaning the charging wire prevents print quality problems such as black streaks Figure 2 1 8 Main charger unit Figure 2 1 9 D...

Page 94: ...dispersed as the polygon motor revolves to reflect the laser beam over the drum Various lenses and mirror are housed in the laser scanner unit adjust the diameter of the laser beam and focalize it at...

Page 95: ...canner unit 1 2 3 8 9 10 4 5 6 7 1 Polygon motor mirror 2 Laser diode APC PWB 3 Collimator lens 4 Cylindrical lens 5 F lens 6 F lens 7 PD mirror 8 SOS lens 9 Pin photo diode sensor PD PWB 10 LSU mirro...

Page 96: ...rge The positively charged toner is then attracted to the areas of the drum which was exposed to the laser light The gap between the drum and the magnet sleeve is approximately 0 32 mm The non exposed...

Page 97: ...pplied to the transfer roller for transfer charging Paper after transfer is separated from the drum Figure 2 1 14 Transfer separation section Figure 2 1 15 Transfer separation section block diagram 1...

Page 98: ...en must be cleaned to the electrically neutral state This is necessary to erase any residual positive charge ready to accept the uniform charge for the next print process The residual charge is cancel...

Page 99: ...e These separators claws prevent the paper on which toner has been fused from being wound around the heat roller causing paper jam The press roller is made of the heat resistant silicon rubber This ro...

Page 100: ...ram N L THERM HEATN SLEEP ZCROSS YC102 1 YC102 3 YC103 6 YC103 7 YC103 8 YC311 5 YC311 6 YC311 3 YC311 16 Fuser unit Fuser thermistor Fuser heater lamp Fuser thermal cutout Power source PWB Control PW...

Page 101: ...is led by the guide comprised of the rear cover frame and the FD cover guide finally reaching the upper FD roller The paper is delivered to the top tray by the rota tion of the upper FD roller Figure...

Page 102: ...2 1 14 Figure 2 1 21 Paper exit section block diagram EXITN YC307 3 Fuser unit Exit sensor Control PWB Service Manual Y 112480 6...

Page 103: ...ting Figure 2 1 22 Duplex conveying section Figure 2 1 23 Duplex paper conveying section block diagram 1 9 10 2 3 5 6 7 4 8 1 DU cover B 2 DU holder 3 Middle pulley B 4 DU roller 5 DU cover A 6 Lower...

Page 104: ...2 1 16 This page is intentionally left blank Service Manual Y 112480 6...

Page 105: ...oping bias and transfer bias 4 Operation panel PWB Consists the LED indicators and key switches 5 APC PWB Generates and controls the laser beam 6 PD PWB Controls horizontal synchronizing timing of las...

Page 106: ...6 MP paper sensor Detects the presence of paper on the MP tray 7 Exit sensor Detects paper jam in the fuser or duplex conveying section 8 Toner sensor Detects the quantity of toner in a toner containe...

Page 107: ...Cools the interior of machine 5 Registration clutch Controls the secondary paper feed 6 Paper feed clutch Controls the paper cassette paper feed 7 Developing clutch Controls the toner feed 8 Duplex so...

Page 108: ...2 2 4 This page is intentionally left blank Service Manual Y 112480 6...

Page 109: ...LEEP 24V1 24V2 FAN 3 3V1 ZCROSS HEATN THERM Power source PWB Left cooling fan motor Fuser thermistor Fuser thermal cutout Fuser unit Switching regulator circuit Zero cross signal circuit AC input Inte...

Page 110: ...cooling fan motor On Off 4 THERM O Analog Fuser thermistor detection voltage 5 3 3V I 3 3 V DC 3 3 V DC power source 6 HEATN I 0 3 3 V DC Fuser heater lamp On Off 7 SLEEP I 0 3 3 V DC Sleep mode sign...

Page 111: ...canner unit I F KUIO I F Optional expanded memory DIMM Engine I F Duplex solenoid Developing clutch MP paper feed solenoid Registration clutch Paper feed clutch Paper feed sensor MP paper feed sensor...

Page 112: ...5 6 6 1 2 2 1 3 1 3 1 4 3 A1 A2 B1 B2 2 13 A29 A30 B29 B30 5 1 1 4 2 3 1 3 51 52 1 2 99 100 49 50 1 26 25 8 1 1 1 2 3 50 YC319 YC306 YC309 YC308 YC305 YC313 YC318 YC311 YC301 YC304 YC314 YC315 YC300 Y...

Page 113: ...I 0 3 3 V DC Main motor ready signal 4 MMOTCLK O 0 3 3 V DC pulse Main motor clock signal 5 REMOTEN O 0 3 3 V DC Main motor On Off YC306 1 3 3V2 O 3 3 V DC 3 3 V DC power source Connected to the pape...

Page 114: ...stor detection voltage 17 24V3 O 24 V DC 24 V DC power source 18 SGND Ground YC312 1 3 3V1 O 3 3 V DC 3 3 V DC power source Connected to the waste toner sensor 2 TNFULL I 0 3 3 V DC Waste toner full d...

Page 115: ...cted to the laser scanner unit 2 PGND Ground 3 PLGDRN O 0 3 3 V DC Polygon motor On Off 4 PLGRDY I 0 3 3 V DC Polygon motor ready signal 5 PLGCLK O 0 3 3 V DC pulse Polygon motor clock signal 6 PDN I...

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Page 117: ...or Fuser thermistor Fuser heater lamp Fuser thermal cutout Toner sensor PF main PWB PF cassette switch PF paper sensor Eraser lamp PWB 24V2 24V2 PGND PGND 6 5 4 3 2 1 6 5 4 3 2 1 1 2 3 4 5 1 2 3 4 5 1...

Page 118: ...r registration roller 37 68 mm 1 1 2 Lower registration roller 62 8 mm 2 1 2 Developing roller developing unit 45 216 mm 1 3 4 Transfer roller 73 162 mm 2 7 8 Heat roller fuser unit 78 5 mm 3 1 16 Pre...

Page 119: ...obe Reader Version 6 01 or more to your PC If the animation is not displayed you should get the latest version from Adobe site http www adobe com downloads Indication Contents Control PWB EEPROM error...

Page 120: ...wire Zero cross signal error Control PWB checksum error Control PWB RAM checksum error Control PWB general failure Control PWB engine communication error Control PWB engine checksum error Control PWB...

Page 121: ...ecifications MK 160 MAINTENANCE KIT DK 150 DV 160 E Maintenance kit 240 V specifications MK 164 MAINTENANCE KIT 1702LY8AS0 072LY8AS DK 150 DV 164 AO Maintenance part name Part No Alternative part No N...

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