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7-1

Samsung Electronics

7. Connection Diagram

VCC

LC D _R S

LC D _R W

LC D _E

LC D _D 0

LC D _D 2
LC D _D 3
LC D _D 4
LC D _D 5
LC D _D 6
LC D _D 7

LC D _D 1

1
2
3
4
5
6
7
8
9

1 0
1 1
1 2
1 3
1 4

1
2
3
4
5
6
7
8
9

1 0
1 1
1 2
1 3
1 4

LC D

G ND 5

G ND

SPK

OPE

VCC

O PE_RXD
O PE_RST

O PE_T XD

C N1 0

1
2
3
4
5
6
7
8
9

10
11
12
13
14
15

+5V

GND5V

FUSERON

*EX IT
-5V

AG ND

GND24 V

+24 VS

+24 V
+24 V

GND5V

GND24 V
GND24 V

POW ER

CN50 3

1
2
3
4
5
6
7
8
9

10
11
12
13
14
15

A C LINE

S
S

GN
D

+5
V

24V

CL
K

SC AN

M OT OR

C IS

MA IN

C N7

C N 11

C N9

C N1

C N2

1
2
3
4

1
2

SEN SO R B 'D

C OVER
SW ITC H

VCC

+24 V

+24 VS

C N1

C N3

L IU

1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 13 14

C N1

NDS

OOK

CM
L

AG
C

CM
L

EX
T

_PH
O

RE
M

RE
CA
L

AG
N

1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 13 14

M J1

M J2

1
2

4
5

7
8

1
2
3
4
5
6
7
8
9

10
11

12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28

L SU

+24 VS

GND 24
PM OTOR
*L RE ADY
EX TCL K

+5V

GND5

*HSYNC

*L D_ ON

VDO

GND5

POL YGON

M OT OR

LD DIOD E

ENGINE

GND5

CLUTCH
FAN

DEV_ FUSE

*NEW _DE VE

*EG MO T_ A0

+5V

+24 VS

GND24

*EG MO T_ A1

EG MOT_ PHA

*EG MO T_ B0

*EG MO T_ B1

EG MOT_ PHB

+24 VS

GND24

UNUS ED

C N7

C N6

C N1

H VPS

1
2
3
4
5
6
7
8
9

+24 VS

GND24

THVPW M

*THV_ EA

THVREAD

*M HV

BI ASP WM

+5V

C N3

1
2

T HE R-
M IS TO R

THERM_ A

THERM_ B

LI NE _2
LI NE _3
LI NE _4

LI NE _5
LI NE _6

EX T_3
E XT_4
E XT_5

1
2

SP KOUT

AG ND

C N4

1 2 3 4 5 6 7 8 9 1 0 1 1 12 1 3 1 4 1 5 1 6 1 7 1 8

24V

SC
N

IS_
SI

ND5

OP
E

CNM

1 2 3 4 5 6 7

CN1

1 2 3 4 5 6 7

CN2

CN4

CN3

SCA N B 'D

SC
N

_
*A

SC
N

_
*B

PTL

1
2

C N5

+5V

PTL

GND5

5
4
3
2
1

1 2 3 4 5 6

1 2

3 4

5 6

2 1 4 3 6 5 8 7 1 0 9 1 2 1 1 14 13 16 15 18 17

2
1

5
8

1 0

1 2
1 1

1 4

1 3

1 6

1 5

1 8

1 7

1
2
3
4
5
6
7
8
9

*FEE D

GND5

1
2
3
4
5

Содержание SF-515

Страница 1: ...E SAMSUNG FACSIMILE SF 515 Manual SAMSUNG FACSIMILE CONTENTS 1 Precautions 2 Specifications 3 Disassembly and Reassembly 4 Troubleshooting 5 Exploded Views and Parts List 6 Block Diagram 7 Connection Diagram ...

Страница 2: ...0071A This service manual is also provided on the web the ITSELF system Samsung Electronics Co Ltd http itself sec samsung co kr This Service Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law ...

Страница 3: ... of the information in this manual are prohibited from free duplication use or translation without prior written approval except in cases allowed by the Copyright Act Specifications are subject to change without prior notice Copyright c 2002 5 Samsung Electronics Digital Printing CS Group ...

Страница 4: ...TENZIONE PRECAUCION CAUTION Avoid exposure to invisible laser radiation when the development unit is not installed INVISIBLE LASER RADIATION WHEN THIS COVER OPEN DO NOT OPEN THIS COVER UNSICHTBARE LASERSTRAHLUNG WENN ABDECKUNG GEOFFNET NIGHT DEM STRAHL AUSSETZEN REYONNEMENT LASER INVISIBLE EN CAS D OUVERTURE EXPOSITION DANGERUSE AU FAISCEAU RADIAZIONE LASER INVISIBLE IN CASO DI APERTURA EVITARE L ...

Страница 5: ...ic solder removal device Some sol der removal devices not classified as anti static can generate electrical charges sufficient to damage ESDs 5 Do not use Freon propelled chemicals When sprayed these can generate electrical charges sufficient to dam age ESDs 6 Do not remove a replacement ESD from its protective packaging until immediately before installing it Most replacement ESDs are packaged wit...

Страница 6: ... of con sumables toner cartridge The gram unit can be measured Driver Standard type type M3 long M3 short M2 long M2 short Pinset Standard For general home use small type Cotton Swab Standard For general home use for medical ser vice Cleaning Equipments a IPA Isopropyl Alcohol dry cloth or a soft stuff neutral detergent Software Driver installation CD ROM Mind your hands not to be touched when you...

Страница 7: ...atibility ITU G3 ECM Communication System PSTN PABX Modem Speed 14400bps Fax Modem TX Speed Approx 6 sec V1 7 ECM 14 4 kbps Using CCitt 1 Chart with Standard Resolution Compression MH MR MMR ECM Mode Rcv Mode TEL FAX AUTO ANS FAX Resolution Std Up to 200 x 100 DPI effective output Fine Up to 200 x 200 DPI effective output Super Fine Up to 300 x 300 DPI effective output Only TX Memory 40 pages Base...

Страница 8: ... 60 Min 2 4 Copy ITEMS DESCRIPTION REMARKS Speed Up to 8 PPM in A4 size Resolution Up to 200 x 300 DPI effective output Zoom Range 50 130 Collate Reverse Yes Multi Copy 1 99 2 5 Telephone ITEMS DESCRIPTION REMARKS 1 Touch Dial 10 EA Speed Dial 80 EA Group Dial 10 EA TAD No TAD I F Yes Tone Pulse Tone US UK Korea Tone Pulse ETC No Power Operation No Earth Recall No External Phone Transfer Yes Calle...

Страница 9: ...edia Size A4 Letter Legal Media Weight 16 24Ib ADF 20 Sheets 20Ib 2 7 Consumables ITEMS DESCRIPTION REMARKS Toner Initial Up to 1 000 Pages Using 4 Coverage Pattern Cartridge Running Up to 2 500 Pages Using 4 Coverage Pattern ADF Rubber Up to 10K Pages Scan Paper Feeding Roller Up to 50K Pages Printer Transfer Roller Up to 60K Pages Print Fuser Unit Up to 50K Pages Print Based On ITU T No 1 Chart ...

Страница 10: ...he toner cartridge before you dis assemble parts 3 Unplug the power cord 4 Use a flat and clean surface 5 Replace only with authorized components 6 Do not force plastic material components 7 Make sure all components are in their proper position Releasing Plastic Latches Many of the parts are held in place with plastic latches The latches break easily release them carefully To remove such parts pre...

Страница 11: ...nnector and one wire 3 Pull the bottom left end of the Cover downward to unlatch the Front Cover unit and remove the Cover from the Main Frame 4 Remove two screws securing bracket the Scan Board then take out the bracket the Scan Board 5 Unplug two connectors and one wire from the Scan Board 6 Lift the OPE Cover 7 Remove the stopper holding the OPE Cover 8 Unlatch the bottom ends then remove the O...

Страница 12: ...surface of the rubber pad with IPA Isopropyl Alcohol After wiping it be sure to dry it Check the rubber wear If the wear reaches 1 2 its original thickness replace it with a new one 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Holder Rubber Rubber ADF Guide Boss Holder Rubber Rubber ADF Pinset or Screw Dri...

Страница 13: ...e OPE Board 3 Release two latches securing the both Side of the LCD and the two of four latches securing the Board Then remove the OPE Board 3 6 Lever Sensor Doc 1 Unlatch the Lever Sensor Doc from the Scan Upper Frame and take it out 3 7 Lever Sensor Scan 1 Push the both Sides of Lever Sensor Scan inward then unlatch and take out the Sensor Scan from the Scan Upper Frame ...

Страница 14: ...nnectors from the Scan Board and remove the Board 3 9 Scan Motor 1 Before you disassemble the Scan Motor you should remove OPE Cover see page 3 3 Bracket Scan Board see page 3 3 2 Unplug one connector from the Scan Board 3 Remove three screws then remove the Motor Ass y from the Main Frame 4 Take out the Gear from the Motor Ass y 5 Remove two screws and remove the Motor ...

Страница 15: ...ou should remove OPE Cover see page 3 3 2 Remove two screws securing the Guide Paper and remove the Guide Paper 3 Remove the ADF Roller from the Scan Front Frame Guide Paper ADF Roller 3 11 CIS 1 Remove one screw and push the CIS as shown below and lift it 2 Separate the Dummy CIS from CIS Guide CIS CIS ...

Страница 16: ...rom the Main Frame 3 13 Top Cover 1 Before you remove the ADF Roller you should remove OPE Cover see page 3 3 Rear Cover see above 2 Remove two screws securing the Top Cover from the back side of the machine 3 Remove two screws and slide the left and right Paper Guides fully inward Then spread the bottom of the Top Cover and lift the Cover to remove Paper guides ...

Страница 17: ... remove OPE Cover see page 3 3 Rear Cover see page 3 9 Top Cover see page 3 9 2 Take out the Tray from the Main Frame 3 15 LSU 1 Before you remove the LSU you should remove All Covers see page 3 3 3 9 2 Remove three screws Black securing the LSU 3 Unplug two connectors from the LSU and remove the LSU ...

Страница 18: ... of the machine and open the Front Cover 2 Lift the transfer Roller using a proper tool Driver and take out it 3 17 Engine Board 1 Before you remove the Engine Board you should remove All Covers see page 3 3 3 9 LSU see page 3 10 2 Unplug five connectors and remove one screw Black from the Engine Board then remove it ...

Страница 19: ...3 3 9 LSU see page 3 10 2 Unplug all the connectors from the Engine Board 3 Remove four screws Black securing the Plate Upper and remove the Plate Upper as below 4 Remove two screws and remove the roller from the Plate Note When you reassemble the Pick up Roller make sure that the right end of the Pick up Roller fits into the Pick up Gear shaft Pick up gear shaft ...

Страница 20: ...age 3 3 3 9 LSU see page 3 10 Plate Upper see page 3 12 2 Pull the Knock up Ass y fully backward 3 Remove the Knock up Ass y from the Main Frame 3 20 Cap Pad 1 Before you remove the Cap pad you should remove All Covers see page 3 3 3 5 LSU see page 3 10 Plate Upper see page 3 12 Knock up Ass y see above 2 Take out the Cap pad from the Main Frame ...

Страница 21: ...ain Frame 3 22 Motor Ass y 1 Before you remove the Motor Ass y you should remove All Covers see page 3 3 3 9 2 Remove three screws Sliver securing the Motor Ass y and remove the Dummy Side then remove the Motor Ass y Note When you reassemble the Motor Ass y make sure that the boss shown in the figure below fit into the corresponding screw holes on the Motor Ass y to allow the screws to be fastened...

Страница 22: ... see page 3 15 2 Unplug one connector from the Engine Board and remove the Fan 3 24 Gear Pick up Ass y 1 Before you remove the Gear Pick up Ass y you should remove All Covers see page 3 3 3 9 Note When reassembling make sure that the direction of the Gear is correct 2 Release two snap fits and remove the Gear Pick up Ass y from the Main Frame ...

Страница 23: ...page 3 3 3 9 2 Unplug one connector from the Engine Board and remove one screw then remove the Solenoid 3 26 HVPS Board 1 Before you remove the HVPS Board you should remove All Covers see page 3 3 3 9 2 Remove three screws and one connector from the HVPS Board then remove it Note when reassembling make sure that the terminal is five ...

Страница 24: ... Ass y 1 Before you remove the Fuser Ass y you should remove All Covers see page 3 3 3 9 2 Remove two wires after remove two screws from the Main Frame and one connector from the inter connec tor 3 Remove two screws and unlatch the Fuser Ass y using a proper tool ...

Страница 25: ... the Fuser Ass y 2 Remove two screws and take out Thermostat from the Fuser Ass y 3 29 Halogen Lamp 1 Before you remove the Thermostat you should remove All Covers see page 3 3 3 9 Fuser Ass y see page 3 17 2 On the Fuser Ass y remove the two screws then remove the Heat Roller 3 Remove the Halogen Lamp from the Heat Roller ...

Страница 26: ...you should remove All Covers see page 3 3 3 9 Fuser Ass y see page 3 17 2 Lift and remove the Pressure Roller from the Main Frame 3 31 Actuator Exit 1 Before you remove the Actuator Exit you should remove All Covers see page 3 3 3 9 Fuser Ass y see page 3 17 2 Lift and remove the Actuator Exit from the Main Frame ...

Страница 27: ...eld Engine Ass y see page 3 19 2 Remove four screws golden and two connectors then remove the SMPS Board from the Main Frame 3 32 Shield Engine Ass y 1 Before you remove the Shield Engine Ass y you should remove Rear Cover see page 3 9 2 Remove six Silver screws securing the Shield Engine Ass y and remove the Shield Engine Ass y from the Main Frame ...

Страница 28: ...e 3 19 SMPS Board see above 2 Remove one connector that connects the Speaker to the Main Board and two screws securing the Speaker then remove it 3 35 LIU Board 1 Before you remove the LIU Board you should remove Rear Cover see page 3 9 Shield Engine Ass y see page 3 19 2 Remove three screws and three connectors from the LIU Board then remove it from the Main Frame ...

Страница 29: ...eld Engine Ass y see page 3 19 2 Release four snap fits securing the Sensor Board and unplug one connector from the Main Board then remove it 3 36 Main Board 1 Before you remove the Main Board you should remove Rear Cover see page 3 9 Shield Engine Ass y see page 3 19 2 Remove two screws Golden and all the connectors from the Main Board then remove it ...

Страница 30: ... you remove the Actuator Empty Feeder you should remove Rear Cover see page 3 9 Shield Engine Ass y see page 3 19 2 Remove one connector from the Main Board and two screws securing the Holder Feed Ass y then remove it 3 Remove the Feed Sensor and the Empty Sensor Feed Sensor Empty Sensor ...

Страница 31: ...ers see page 3 0 Motor Ass y see page 3 15 2 Release two snap fits and remove the Gear Feed Clutch Feed and the Spring Clutch 3 Rotate the Pick up Bushing as shown below and remove Holder Feeder Ass y and Roller Feeder 4 Separate the Roller Feeder from the Holder Feeder Ass y Spring clutch Clutch feed Gear feed Roller Feed Holder Feed ...

Страница 32: ...60 000 Pages 50 000 Pages 60 000 Pages 50 000 Pages 4 2 Tech Mode In Tech mode the technician can perform various tests to isolate the causes of a malfunction and set the technical option fea tures to customize the machine depending on the user s operation environment To access TECH mode Press SETUP 1 9 3 4 in sequence and the LCD displays TECH in the standby mode screen While in TECH mode the mac...

Страница 33: ... 8 7 2 9 6 12 0 14 4 DIALING MODE TONE PULSE SEND FAX LEVEL 0 15 RCV FAX LEVEL 40 50 FLASH TIME RECALL TIME 80 280 600 PAUSE TIME 1 9 REDIAL INTERVAL 1 15 REDIAL COUNT 0 5 DP MAKE BREAK 40 60 33 67 SILENCE TIME UNLIMITED 12SEC ERROR RATE 5 10 IGNORE TONER EMPTY ON OFF GROUP DIAL SETUP GROUP NO 1 10 VOLUME SETUP ALARM VOLUME ON OFF KEY VOLUME ON OFF MEMORY CLEAR FAX NUMBER NAME DIAL SCHEDULE JOURNA...

Страница 34: ...l and the manual dial Caution The Send Fax Level is set at the best condition in the shipment from factory Never change set tings arbitrarily REDIAL INTERVAL If the remote machine is busy when the machine sends a fax using automatic dialing the machine automatically redials the number Select the time interval between auto matic redial attempts Enter the desired redial interval using the number key...

Страница 35: ...est feature can be enabled in order to allow a remote location to call up and run a diagnostic test on your machine You may be instructed by a service repre sentative to enable this feature NOTIFY TONER LOW With this feature enabled when the toner becomes low the toner low information will be sent to ta specified contact point for example the service company After you access this menu select ON an...

Страница 36: ...ttom of each printed page PAGE TONER CNT prints the number of dots used to print the page TOTAL TONER CNT prints the total number of the dots used to print up to current time THV ON DUTY prints ADC value of transfer voltage THERMISTOR prints ADC value of fusing temperature P prints the page number PROGRAM DOWNLOAD Use this feature to download a new upgraded ROM See 4 2 7 Adjust Shading Sample Patt...

Страница 37: ...ation SCHEDULE INFORM This list shows a specific information on the documents currently stored for delayed transmission It provides the operation number starting time type of operation etc SYSTEM DATA This list provides a list of the user system data settings and tech mode settings PROTOCOL LIST This list shows the sequence of the CCITT group 3 T 30 protocol during the most recent sending or recei...

Страница 38: ... 12 DEV TEST 430 V 13 THV TEST 1300 V 14 THV TEST 15 THV TRIGGER TEST 16 ALL FUNCTION TEST This function is for a manufacturing press You can test all function 1 15 When you push the Start button the Main Motor runs If you push the Start button again the current test stops and the next test starts 4 2 5 Engine Test Mode The function resets the system as its very first condition as setting in at th...

Страница 39: ...del with telephone line to send the firmware It is possible to operate the Multi Remote Upgrade by storing several tele phone numbers at the sending part a Make the sending machine to be preparing firmware upgrade Tech Mode Maintenance Program Download Remode Upgrade b TEL will be displayed at LCD window c Enter the telephone number of receiving machine and press Enter button d ENTER ANOTHER NO wi...

Страница 40: ...ending oper ation with no document loaded Load a document and try again There occurs a problem in the LSU Laser Scanning Unit Unplug the power code and plug it back in If the problem still persists please call for service FUSER ERROR There occurs a problem in the fuser unit Unplug the power code and plug it back in If the problem still persists please call for service MEMORY FULL NO ANSWER The mem...

Страница 41: ... been stored in the memory a Power Failure Report will be printed automatically when the power is restored A fax has not been received successfully A problem with the facsimile communica tions has occurred Ask the sender to try again RETRY REDIAL The machine is waiting for a specified time inter val to redial a previously busy station You can press Start to immediately redi al or Stop to cancel th...

Страница 42: ... Print the System Data List at Tech Mode In the System Data List the stored various information of the machine can be found 2 Turn the power off and replace a main board 3 Turn the power on while pressing the Stop button 4 Choose a country Korea use button to choose it 5 Press Enter button to operate Memory Clear 6 Select the Tech Mode Choose Setup then press 1 9 3 4 button in order 7 Select Maint...

Страница 43: ...on the paper path causing the trouble NO OK after replacing developer Any obstacles on the developer blocking the laser beam OK after removing the obstacles Any obstacles ON mirror lens of LSU and laser path Remove the obstacles Replace the LSU Replace the developer END YES YES YES NO NO NO 4 6 Troubleshooting Flow Chart ...

Страница 44: ...he defective component or board The mirror in LSU might be misplaced so the light path to the OPC deviates Repair or replace LSU or remove any deffective matters in the machine Self test pattern prints No image Self testing is possible via Tech Mode Is the OPC terminal of machine is well connected to Frame Does the video data line to LSU transit to High Low when printing Re test after replacing th...

Страница 45: ... the connection of OPC GND and Frame Ground correct less than 10 Are the connection terminal and connection correct Repair or replace terminal Replace HVPS or repair defective component Is the connection terminal OK Check the connection of frame Ground and OPC GND Replace HVPS or repair defective component Repair or replace terminal Developing 350V and supplying 550V voltage are OK Does the counte...

Страница 46: ...NO YES Clean transfer roller and gear holder YES NO Replace the LSU Replace the developer Is it not over the guaranty life of dot counter Is the toner save mode or the light mode is selected Is the high voltage normal charging developing transfer Any obstacles on the gab between high voltage terminal and developer Transfer roller works OK OK after replacing LSU HVPS works OK Light image ...

Страница 47: ...in LSU Transfer part s contact is bad Repair or replace toner cartridge Does the video data line to LSU transit to High Low when printing Replace LSU Check the path among video controller engine board HVPS LSU for the shortage or open Repair or replace the boards Repair or replace HVPS Replace LSU NO NO NO NO YES YES YES YES All Black ...

Страница 48: ...material might be stuck to blade in the developer inside and it prevents toner supply Replace the toner cartridge Check both if the toner cartridge s counter is over its guaranty and amount of the toner material Replace the toner cartridge The ribs in fuser or toner on the roller may invoke the image problem Replace the fuser cover or the defective part The image is originally black or the black p...

Страница 49: ...s voltage Works correctly after replaced LSU Repair or replace the defective component The power of LSU is set high or internal problem Replace LSU or adjust voluem Same at Normal END NO NO NO Toner over supply due to the adjustment fault of metering blade in developer Replace developer NO YES YES YES YES Dark Image ...

Страница 50: ...roller Clean the charge roller or replace step up device terminal after check Work OK Internal blade or suppying part of the developer is defective Replace the toner cartridge Check Terminals or contacts and Guide Deve Spring are misplaced Repair or replace transfer roller etc Print 20 to 30 pages using the recommended paper Same problem occurs Adjust voltage or replace HVPS Repair or replace afte...

Страница 51: ...ace HVPS There may be a problem in toner layer control in toner cartridge Replace the developer Use the machine with recommended paper and at condition NO NO NO NO NO NO YES YES YES YES YES YES NO YES YES YES YES Check HVPS contacts and HVPS s self output If failed repair replace HVPS Repair or replace HVPS Check and Repair or replace the terminal contacts NO NO Is it regular interval of 31 6mm Is...

Страница 52: ...he developer Bad image removes by scratching Check toner is stuck onto the P R or H R in fuser Clean it or replace The problem randomly occured due to the toner fallen Clean the machine Remove obstacles stuck on OPC drum s surface Perform the OPC cleaning using the control panel buttons END NO YES NO NO YES NO YES Does the same problesm persist Is it regular interval of 37 7mm Is it regular interv...

Страница 53: ...place the developer This occurs when no Hsync at LSU Replace LSU 75 4 mm interval Heat roller is ruined Replace the roller The OPC is damaged due to the irregular transfer voltage of HVPS Repair replace HVPS If the same problem persists replace the developer Does it appear at every 56 1mm at specific place Problems of terminal contact transfer voltage supplying and transfer roller s due to the cha...

Страница 54: ...bleshooting 4 23 Samsung Electronics Transfer roller is clear Clean the transfer roller NO YES Paper path is clear Clean the paper path Clean the pressure roller NO YES Toner Contaminations on Back of Paper ...

Страница 55: ... toner cartridge installed correctly Install the toner cartridge correctly NO Transfer roller works properly Clean the TR holder the TR gear OPC roller gear and the transfer roller NO Clean the contact point of transfer roller Check the output of high voltage terminal and adjust or replace if required Partial Blank Image not Periodic ...

Страница 56: ... 1mm Transfer roller works properly OK after replacing the transfer roller Is it regular interval of 75 4mm 31 6mm or 37 7mm Replace the fuser 50 2mm 45 2mm or exit roller Clean the contact point of transfer roller Check the output of high voltage terminal and adjust or replace if required Replace the toner cartidge END YES YES NO YES NO YES Clean the TR holder the TR gear OPC roller gear and the ...

Страница 57: ... repalce Check high voltage output and repair replace terminals HVPS Irregualrity of toner suppy from developer Repalce developer Light distortion due to the mirror ruined or LSU s diffused reflection Replace LSU NO NO YES YES YES YES NO NO OK after taking out and rocking the toner cartridge When gray pattern printing irregular density persists transfer charge developing voltage drops while printi...

Страница 58: ...the OPC and machine or replace developer When putting in out the developer scratch is made Replace the developer Transfer voltage is normal D R in developing unit has the defect Replace the developer Too high voltage supplied due to the setting error of transfer voltage Adjust replace HVPS NO NO YES YES White Spot ...

Страница 59: ... for a long time Place the machine at normal temperature and re test While printing the voltage of pin 208 of U5 CPU on Main board is 2 0V 2 3V Thermistor s contact is OK Open the top cover When black printing is the fuser NIP width is 1 2 3 0mm The paper used is too thick or contains too much cotton in it Re test with the recommended paper Check if the hardness of P R and spring force is OK sprin...

Страница 60: ...g Connections on board are OK Re connect firmly and re test The connection error between controller board and panel board or malfunction of boards Replace the boards Fuse of SMPS if open Shortage between 5V and GND or between 24V and GND Replace the fuse Toner cartridge is in the set Detect failure due to the board which detects top cover open or switch error Replace the board or switch Put in the...

Страница 61: ...to the heat etc Replace the thermostat Check the PCI and fusing control part and CN502 on the SMPS Replace the component or replace the SMPS Measure the resistance at the both ends of AC Line with covers open Remove the covers Re assemble the top cover and close it Thermistor connecting point or engine board defect Repair replace the component board NO NO NO YES YES YES Fuser Error ...

Страница 62: ...or and paper width detect sensor are assembled reverse Switch them The Sensor board defected Repair replace Too many papers in the feeder Paper guides fit the paper width Paper end curled Does the extender pulled out Recommendation Use the MPF for the thick paper such as envelope and cardstock Reduce the amount and re test Take out the paper and re insert Use the recommended and quality paper Pull...

Страница 63: ...the recommended paper Check guide transfer is grounded Check the shutter prevents feeding Check the input path to the fuser such as mis assembly The actuator of paper exit sensor works OK Check the actuator exists and its operation and around the engine board Replace Is the paper rolled around the presseure roller Remove the fuser remove the paper and replace the pressure roller if necessary Feeds...

Страница 64: ...ND NO Check CBF Harness28P MAIN B D to ENGINE B D YES Check MAIN B D CN9 6 HSYNC Signal Replace LSU NO YES Check MAIN B D CN9 3 P_MOTOR Signal Replace MAIN B D NO YES Check MAIN B D CN9 4 LREDADY Signal Replace LSU NO YES Check MAIN B D CN9 9 LDON Signal Replace MAIN B D NO YES LSU Error ...

Страница 65: ...B ELA HOU OPE FRONT JC96 02549D ELA HOU OPE ASS Y JC96 02547E COVER M OPE JC63 00088D SF 515 XEG DESCRIPTION SEC CODE ASSY PBA MAIN LIU PBA JC92 01415A ELA HOU FRAME LOWER JC96 01774B ELA HOU OPE FRONT JC96 02549G ELA HOU OPE ASS Y JC96 02547F COVER M OPE JC63 00088G SF 515 XET DESCRIPTION SEC CODE ASSY PBA MAIN LIU PBA JC92 01415A ELA HOU FRAME LOWER JC96 01774B ELA HOU OPE FRONT JC96 02549A ELA ...

Страница 66: ...ield Engine Unit Assembly page 5 4 5 3 Engine Assembly page 5 6 5 4 Frame Lower Assembly page 5 8 5 5 Fuser Assembly page 5 10 5 6 Plate Upper Unit Assembly page 5 12 5 7 OPE Unit page 5 14 5 8 Scan Upper Assembly page 5 15 5 9 Front Assembly page 5 16 5 10 RX Drive Unit Assembly page 5 18 ...

Страница 67: ...Exploded Views and Parts List Samsung Electronics 5 2 5 1 Main Assembly 2 9 17 10 12 3 4 13 11 15 16 5 16 2 16 1 7 18 0 8 17 1 17 2 8 1 8 2 18 1 18 2 14 14 1 14 2 6 1 ...

Страница 68: ...8 1 PMO STACKER TX APOLLO JC72 00223A 1 O 8 2 PMO STACKER TX B 1 X 9 ELA UNIT DEV APO6 E 1 X 10 ELA HOU ENGINE ASS Y 1 X 11 ELA HOU SHIELD ENGINE SF 515 1 X 12 ELA HOU FRAME LOWER Refer to Info 1 O 13 ELA HOU RX DRIVE JC96 01755A 1 O 14 MEA HOU OPE FRONT Refer to Info 1 O 14 1 PBA MAIN SCAN JC81 00441A 1 O 14 2 CONTACT IMAGE SECSOR 0609 001127 1 O 15 PMO COVER TOP JC72 00128A 1 O 16 MEC COVER REAR...

Страница 69: ...Exploded Views and Parts List Samsung Electronics 5 4 5 2 Shield Engine Unit Assembly 2 9 9 7 6 8 5 11 3 10 0 S8 12 S2 S2 S 9 S 9 1 S 9 S 9 LIU B d ...

Страница 70: ...LIU HOOK 2 JC39 00174A 1 O 5 CBF HARNESS MODULA 2 JC39 00175A 1 O 6 CBF HARNESS 85MM JC39 40022A 1 O INLET 7 IPR SHIELD ENGINE JC70 00200A 1 O 8 IPR SHILED SMPS JC70 00263A 1 O 9 MEC GUIDE STAKE ASS Y JC75 00087A 2 O 10 PBA MAIN MAIN JC92 01414A 1 O 11 ELA M MEDIO AUD SPEAKER JC96 01607A 1 O 12 WASHER E T 1 X 13 CBF HARNESS THERMISTOR JC39 00045A 1 O S2 SCREW MACHINE 6001 000568 2 O S8 SCREW TAPTI...

Страница 71: ...st Samsung Electronics 5 6 5 3 Engine Assembly 18 5 12 21 7 21 1 21 3 21 2 14 13 1 13 2 3 22 22 2 22 3 22 1 10 11 6 16 S 1 15 9 S 1 20 19 S 6 S 10 S 1 S 1 S 1 1 2 1 1 1 17 17 4 17 3 17 1 17 2 13 0 Frame Lawer Ass y Bushing Shaft ...

Страница 72: ...3 2 MEC TRANSFER ROLLER JC75 00035A 1 O 14 PMO GEAR_TRANSFER JC72 00179A 1 O 15 PCT INSULATOR ENG BD 1 X 16 PMO DUMMY SIDE 1 X 17 MEC HOLDER PAD JC75 00156A 1 O 17 1 SPRING PAD JC61 00054A 2 O 17 2 PMO HOLDER PAD JC72 00535A 1 O 17 3 PMO HOLDER PAD LARGE JC72 00536A 1 O 17 4 RPR PAD FRICTION 1 X 18 MEC TERMINAL JC75 00049A 5 O 19 MEC SIDE PAD L JC75 00050B 1 O 20 MEC SIDE PAD R JC75 00051B 1 O 21 ...

Страница 73: ...2 S 2 S 2 28 3 28 3 28 4 28 1 28 2 28 17 18 5 5 3 18 3 31 19 15 1 8 16 11 34 2 34 1 14 34 9 4 24 4 23 37 26 0 20 S 1 S 1 S 1 S 1 S 6 S 1 26 33 13 10 6 36 25 2 S 2 S 2 S 6 27 27 1 27 2 25 12 7 21 35 29 29 3 30 2 29 4 29 1 29 2 30 3 30 30 1 S 1 S 1 1 41 38 40 42 39 Transfer Roller 43 ...

Страница 74: ...EC SHAFT FEED 1 X 28 MEC HOLDER FEED JC97 01660A 1 O 28 1 SPRING ACT FEED 1 X 28 2 PMO HOLDER_FEED 1 X 28 3 PMO BUSHING_FEED 2 X 28 4 PMO ACTUATOR_FEED JC72 00119A 1 O 29 MEC HOLDER TR L JC75 00106C 1 O 29 1 SPRING TR 300 1 X 29 2 IPR PLATE_TR 1 X 29 3 PMO HOLDER TR JC72 00100C 1 O 29 4 PMO BUSHING_TR L JC72 00102A 1 O 30 MEC HOLDER TR R JC75 00107C 1 O 30 1 SPRING TR 300 1 X 30 2 PMO HOLDER TR JC...

Страница 75: ...Exploded Views and Parts List Samsung Electronics 5 10 5 5 Fuser Assembly 16 11 15 14 14 1 14 2 10 17 18 4 12 2 7 13 9 5 1 8 6 19 3 0 S S S S S 21 22 20 ...

Страница 76: ...SHING H R R JC72 00529A 1 O 7 PMO COVER_THERMOSTAT 1 X 8 NPR ROLLER HEAT JC71 00012B 1 O 9 IPR ELECTRODE_PLATE 1 X 10 IPR GROUND_FU 1 X 11 IPR PIN ROLLER EXIT 4 X 12 IPR ELECTRODE WIRE1 1 X 13 IPR ELECTRODE WIRE S 1 X 14 MEA ETC SHAFT EXIT 1 X 14 1 PMO SHAFT_EXIT Z15 JC72 00150A 1 O 14 2 RMO RUBBER_EXIT 4 X 15 PMO ROLLER_IDLE EXIT JC72 00567A 4 O 16 SPRING EXIT JC61 00017A 4 O 17 PMO GEAR_EXIT_DRV...

Страница 77: ...Exploded Views and Parts List Samsung Electronics 5 12 5 6 Plate Upper Unit Assembly 6 1 6 2 6 3 S 2 6 6 1 6 2 6 3 S 1 6 4 0 4 1 4 2 4 2 4 3 1 7 3 S S S 2 8 ...

Страница 78: ... 2 O 3 ELA UNIT FUSE DEVE 1 X 4 MEA ETC ROLLER PICK UP 1 X 4 1 PMO HOUSING_PICKUP JC72 00109A 1 O 4 2 RMO ROLLER_PICKUP 1 X 4 3 PMO IDLE_PICKUP 2 X 6 MEA ETC IDLE FEED 2 X 6 1 PMO HOLDER_PICKUP 1 X 6 2 SPRING FEED 1 X 6 3 PMO HOLDER_IDLE FEED 1 X 7 CABLE CLAMP 6502 000130 1 O 8 ICT ROLLER IDEL FEED 1 X S5 SCREW TAPTITE 2 X S10 SCREW TAPTITE 6003 000266 1 O S10 SCREW TAPTITE 6003 000266 2 O Plate U...

Страница 79: ... 1 X 2 PMO WINDOW_LCD 1 X 3 KEY START 1 X 4 KEY COPY JB72 00102A 1 O 5 KEY STOP JB72 00108A 1 O 6 KEY ONE TOUCH JC72 00409A 2 O 7 KEY RESOLUTION 2 X 8 KEY TEL JB72 00100A 1 O 9 KEY FUNCTION JC72 00410A 1 O 10 RPR CONTACT RUBBER A 1 X 11 RPR CONTACT RUBBER B 1 X 12 PBA MAIN OPE JC92 01156A 1 O S 8 SCREW TAPTITE 4 X OPE Unit Parts List 5 7 OPE Unit 7 7 9 4 3 5 11 12 10 8 6 0 2 1 S 8 S 8 ...

Страница 80: ... O 3 SUPPORT ADF JG72 40043A 1 O 4 HOLDER RUBBER JG72 40044A 1 O 5 LEVER SENSOR DOC JB72 41247A 1 O 6 LEVER SENSOR SCAN 1 X 7 SPRING COIL JG70 40514A 1 O 8 ANTISTATIC BRUSH JB75 00051A 1 O 9 SPRING ETC SENSOR 1 X 10 CBF HARNESS SCAN GND 1 X 11 IRP PLATE PINCH ROLL 1 X 12 PMO ROLLER PINCH STACKER 1 X S 3 SCREW TAPTITE 1 X Scan Upper Assembly Parts List 5 8 Scan Upper Assembly 7 3 9 5 6 10 2 4 1 8 1...

Страница 81: ... Views and Parts List Samsung Electronics 5 16 5 9 Front Assembly 21 21 4 21 2 21 5 21 3 21 1 13 12 0 18 16 3 6 2 2 7 23 15 2 22 15 1 7 14 4 5 1 24 9 10 20 11 8 22 19 S 3 S 3 S 3 S 3 S 3 S 3 S 7 S 7 S 8 S 3 S 3 ...

Страница 82: ...SHAFT 3 X 13 MEA ETC ROLLER ADF 1 X 14 SPRING ETC CIS 2 X 15 MEC ROLLER STACKER JC75 00082A 1 O 15 1 GEAR STACKER Z20 1 X 15 2 MEC ROLLER STACKER 1 X 16 IPR GUIDE_CIS 1 X 17 CBF HARNESS SCAN CIS 200 JC39 00049A 1 O 18 MEC ROLLER WHITE 1 X 19 IPR PLATE_GROUND 1 X 20 PMO COVER GEAR 1 X 21 ELA ETC GUIDE PAPER 1 X 21 1 PMO GUIDE PAPER 1 X 21 2 PMO GUIDE DOC L 1 X 21 3 PMO GUIDE DOC R 1 X 21 4 PMO GEAR...

Страница 83: ...A HOU RX DRIVE JC96 01755A 1 O 1 MOTOR STEP JC31 00005A 1 O 2 PMO GEAR_71 28 1 X 3 PMO GEAR_73 22 1 X 4 PMO GEAR_132 19 1 X 5 IPR BRKT_MOTOR 1 X 6 IPR BRKT_GEAR JC70 00129A 1 O 7 CBF HARNESS_MOTOR JC39 00110A 1 O S 7 SCREW MACHINE 6001 000131 5 O YELLOW 5 10 RX Drive Unit Assembly RX Drive Assembly Parts List 1 4 2 S7 S7 3 5 6 7 S 7 S 7 S 7 0 ...

Страница 84: ...IVER TX MOTOR RTC Back up Part LIU MODEM EXT_PHONE SEPERATING PART 600 600 Tx Rx EXTERNAL PHONE DETECTION PART EXTERNAL PHONE LINE 600 600 Tx Rx TRANSFORMER TRANSFORMER FL A SH MEMORY 1MB 5V UART 5V SCA N B o ard L CD DOC SENSOR SMPS HVPS 24V RX MOTOR SOLENOIDE ENGINE B D FAN OPC_FUSE Audio Part E X IT S E N S O R MHV OPC GND SUPPLY DEV THV OPE MICOM LCD Drive Key Scan CIS INTERFACE PART ...

Страница 85: ...4 5 6 7 8 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 LSU 24VS GND 24 PMOTOR LREADY EXTCLK 5V GND5 HSYNC LD_ON VDO GND5 POL YGON MOTOR LD DIODE ENGINE GND5 CLUTCH FAN DEV_FUSE NEW _DEVE EG MO T_A0 5V 24VS GND24 EG MO T_A1 EG MOT_PHA EG MO T_B0 EG MO T_B1 EG MOT_PHB 24VS GND24 UNUSED CN7 CN6 CN1 HVPS 1 2 3 4 5 6 7 8 9 24VS GND24 THVPW M THV_EA THVREAD MHV BIASPWM 5V C...

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