Service Manual
Page 1
Precautions 2. Alignment and Adjustments 7. Block Diagram 10. Specifications 4. Troubleshooting 8. Connection Diagram Disassembly and Reassembly 6. Exploded Views and Parts List 9. Summary of product 5. Reference Information 3. DIGITAL LASER MFP SF-750 SF-755P SERVICE Manual DIGITAL LASER MFP CONTENTS 1.
Precautions 2. Alignment and Adjustments 7. Block Diagram 10. Specifications 4. Troubleshooting 8. Connection Diagram Disassembly and Reassembly 6. Exploded Views and Parts List 9. Summary of product 5. Reference Information 3. DIGITAL LASER MFP SF-750 SF-755P SERVICE Manual DIGITAL LASER MFP CONTENTS 1.
Service Manual
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Exploded Views and Parts List 8.1 Main Exploded View page(8-2) 8.2 Top Cover Exploded View page(8-5) 8.3 OPE Ass'y Exploded View page(8-6) 8.4 Scan Upper Ass'y Exploded View page(8-8) 8.5 Main Frame Exploded View page(8-10) 8.6 Fuser Unit Exploded View page(8-13) 8.7 Exit Cover Exploded View page(8-15) 8.8 Scan Lower Ass'y Exploded View page(8-17) 8.9 Cassette Unit Exploded View page(8-18) 8.10 SCF Frame Ass'y Exploded View page(8-21) Samsung Electronics Service Manual 8-1 Exploded View 88.
Exploded Views and Parts List 8.1 Main Exploded View page(8-2) 8.2 Top Cover Exploded View page(8-5) 8.3 OPE Ass'y Exploded View page(8-6) 8.4 Scan Upper Ass'y Exploded View page(8-8) 8.5 Main Frame Exploded View page(8-10) 8.6 Fuser Unit Exploded View page(8-13) 8.7 Exit Cover Exploded View page(8-15) 8.8 Scan Lower Ass'y Exploded View page(8-17) 8.9 Cassette Unit Exploded View page(8-18) 8.10 SCF Frame Ass'y Exploded View page(8-21) Samsung Electronics Service Manual 8-1 Exploded View 88.
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Exploded View 8.1 Main Exploded View Service Manual 8-2 8-1 12-2 8 6-1 8-2 6-3 0 11-1 11 11-2 11-3 22 6-2 6 23 12-1 12 10 2 16 5 7 4 15 3 20 9 9-2 9-5 9-2 9-4 9-6 SCF(Option Cassette) 24 9-1 Toner Cartridge 14-1 14 14-2 14-3 21 27 1 13 17 17-2 19 18 17-1 17-2 Samsung Electronics
Exploded View 8.1 Main Exploded View Service Manual 8-2 8-1 12-2 8 6-1 8-2 6-3 0 11-1 11 11-2 11-3 22 6-2 6 23 12-1 12 10 2 16 5 7 4 15 3 20 9 9-2 9-5 9-2 9-4 9-6 SCF(Option Cassette) 24 9-1 Toner Cartridge 14-1 14 14-2 14-3 21 27 1 13 17 17-2 19 18 17-1 17-2 Samsung Electronics
Service Manual
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...MANUAL GEAR-RACK_PINION COVER-M_SIDE R ELA HOU-COVER SIDE L COVER-M_SIDE L SPEAKER IPR-UNIT FIXING BRAC MEA UNIT-COVER REAR COVER-M_REAR COVER-M_FACE UP FAN-DC_HUMMINGBIRD MEA ETC-TR ROLLER-TRANSFER ROLLER PPR-SPACER_TR GEAR-TRANSFER MEA UNIT-CASSETTE SHIELD-MAIN BOARD Samsung Electronics SEC.Code SF-755P...1 O 1 X 1 O 1 O 1 O 1 O 1 X SF-755P 1 X SF-750 1 O SF-755P 1 O SF-750P 1 O 1 O 1 O SF-755P 1 O SF-750 1 X 1 X 1 X 1 O 1 O 1 X 1 X 1 X 1 X 1 O 1 O 1 O 1 O 1 X 1 O 1 X 1 X 1 O 1 X 1 O 1 X 1 O 1 O 1 X Service Manual 8-3
...MANUAL GEAR-RACK_PINION COVER-M_SIDE R ELA HOU-COVER SIDE L COVER-M_SIDE L SPEAKER IPR-UNIT FIXING BRAC MEA UNIT-COVER REAR COVER-M_REAR COVER-M_FACE UP FAN-DC_HUMMINGBIRD MEA ETC-TR ROLLER-TRANSFER ROLLER PPR-SPACER_TR GEAR-TRANSFER MEA UNIT-CASSETTE SHIELD-MAIN BOARD Samsung Electronics SEC.Code SF-755P...1 O 1 X 1 O 1 O 1 O 1 O 1 X SF-755P 1 X SF-750 1 O SF-755P 1 O SF-750P 1 O 1 O 1 O SF-755P 1 O SF-750 1 X 1 X 1 X 1 O 1 O 1 X 1 X 1 X 1 X 1 O 1 O 1 O 1 O 1 X 1 O 1 X 1 X 1 O 1 X 1 O 1 X 1 O 1 O 1 X Service Manual 8-3
Service Manual
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... Q'ty SA JC97-01852A 1 O JC63-00340A 1 O JC61-00872A 1 O JC61-00873A 1 O JB66-00126A 1 O JC63-00342A 1 O JC63-00325B 1 O JC97-01865A 1 O JC61-00860A 1 X JC61-00861A 1 X JF70-10616A 1 O Remark Samsung Electronics Service Manual 8-5
... Q'ty SA JC97-01852A 1 O JC63-00340A 1 O JC61-00872A 1 O JC61-00873A 1 O JB66-00126A 1 O JC63-00342A 1 O JC63-00325B 1 O JC97-01865A 1 O JC61-00860A 1 X JC61-00861A 1 X JF70-10616A 1 O Remark Samsung Electronics Service Manual 8-5
Service Manual
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Exploded View 8.3 OPE Ass'y Exploded View 0 Service Manual 8-6 7 17 5 11 18 10 9 8 6 4 3 2 15 16 1 12 14 13 Samsung Electronics
Exploded View 8.3 OPE Ass'y Exploded View 0 Service Manual 8-6 7 17 5 11 18 10 9 8 6 4 3 2 15 16 1 12 14 13 Samsung Electronics
Service Manual
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....Code Q'ty SA Remark JC96-03031A 1 X SF-750 JC96-02967A 1 X SF-755P JC63-00423A 1 O SF-750 JC63-00351A 1 O SF-755P JC64-00113A 1 O JC64-00053A 1 O JC64-00056A 1 O JC64-00060A 1 O JC64-00112A 1 O JC73-00173A 1 O JC73-00175A 1 O JC92-01549A 1 O JC39-00314A 1 O JC72-00672A 1 O JC68-01221B 1 O JC63-00328A 1 O JC63-00076A 1 O JC64-00114A 1 O JB72-00107B 1 O JC64-00058A 2 O JC64-00115A 1 O Samsung Electronics Service Manual 8-7
....Code Q'ty SA Remark JC96-03031A 1 X SF-750 JC96-02967A 1 X SF-755P JC63-00423A 1 O SF-750 JC63-00351A 1 O SF-755P JC64-00113A 1 O JC64-00053A 1 O JC64-00056A 1 O JC64-00060A 1 O JC64-00112A 1 O JC73-00173A 1 O JC73-00175A 1 O JC92-01549A 1 O JC39-00314A 1 O JC72-00672A 1 O JC68-01221B 1 O JC63-00328A 1 O JC63-00076A 1 O JC64-00114A 1 O JB72-00107B 1 O JC64-00058A 2 O JC64-00115A 1 O Samsung Electronics Service Manual 8-7
Service Manual
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Exploded View 8.4 Scan Upper Ass'y Exploded View 9-1 9-2 9-3 9-4 9-5 9-6 9-7 0 7 8 9 6 17 5 16 3 2 15 10 18 1 19 11 12 14 13 Service Manual 8-8 4 Samsung Electronics
Exploded View 8.4 Scan Upper Ass'y Exploded View 9-1 9-2 9-3 9-4 9-5 9-6 9-7 0 7 8 9 6 17 5 16 3 2 15 10 18 1 19 11 12 14 13 Service Manual 8-8 4 Samsung Electronics
Service Manual
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... 1 X JC72-00922A 1 O JC72-00926A 1 O JC66-00686A 1 O JC66-00687A 1 O JB61-00107A 2 O JC61-00041A 2 O JC61-00011A 2 O JB61-00083A 2 O JC39-00322A 1 O JB61-00070A 1 O 6003-000269 1 X 6003-000267 3 X Remark Samsung Electronics Service Manual 8-9
... 1 X JC72-00922A 1 O JC72-00926A 1 O JC66-00686A 1 O JC66-00687A 1 O JB61-00107A 2 O JC61-00041A 2 O JC61-00011A 2 O JB61-00083A 2 O JC39-00322A 1 O JB61-00070A 1 O 6003-000269 1 X 6003-000267 3 X Remark Samsung Electronics Service Manual 8-9
Service Manual
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... CVR OPEN PMO-PLATE GUIDE DEVE_R SPRING ETC-GUIDE DEVE IPR-P-GROUND_GUIDE PAPER PMO-PLATE GUIDE DEVE_L PMO-ACTUATOR FEED PMO-ACTUATOR EMPTY PMO-ACTUATOR MANUAL IPR-P-GROUND_EARTH TR SPRING-ETC ROLLER-FEED ROLLER 1 PMO-BUSHING FEED SHAFT-FEED AS-PICK UP BUSH-M-PICK_UP L SHAFT-P-PICK_UP STOPPER-PICK_UP PMO-IDLE PICK_UP... 1 O JC61-00586A 1 X JC66-00399A 1 X JC61-00593A 2 X JC72-00982A 2 O JC72-01231A 1 O JC61-00587A 1 O JC61-00591A 1 O JC66-00720A 2 X JC70-00307A 1 O JC61-00583A 1 O JC67-00027A 1 O Remark 220V 110V Samsung Electronics Service Manual 8-11
... CVR OPEN PMO-PLATE GUIDE DEVE_R SPRING ETC-GUIDE DEVE IPR-P-GROUND_GUIDE PAPER PMO-PLATE GUIDE DEVE_L PMO-ACTUATOR FEED PMO-ACTUATOR EMPTY PMO-ACTUATOR MANUAL IPR-P-GROUND_EARTH TR SPRING-ETC ROLLER-FEED ROLLER 1 PMO-BUSHING FEED SHAFT-FEED AS-PICK UP BUSH-M-PICK_UP L SHAFT-P-PICK_UP STOPPER-PICK_UP PMO-IDLE PICK_UP... 1 O JC61-00586A 1 X JC66-00399A 1 X JC61-00593A 2 X JC72-00982A 2 O JC72-01231A 1 O JC61-00587A 1 O JC61-00591A 1 O JC66-00720A 2 X JC70-00307A 1 O JC61-00583A 1 O JC67-00027A 1 O Remark 220V 110V Samsung Electronics Service Manual 8-11
Service Manual
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...(L) IPR-P-GROUND_FUSER SHAFT-FEED IDLE BUSH-M-FEED IDLE SPRING ETC-TR IPR-P_GROUND_DRIVE2 SPRING-TS CAM-M-PICK_UP IPR-P-GROUND_DRIVE SOLENOID-HB (PICK-UP) SOLENOID-HB (MANUAL) AS-GEAR PICK_UP PMO-GEAR PICK_UP B PMO-GEAR PICK_UP A SPRING-CS BRACKET-P-FEED MEA UNIT-CLUTCH GEAR-FEED 1 PMO-COLLAR_SPRING SPRING-TS PMO-HUB CLUTCH...-00718A 1 O JC66-00394A 1 O JC66-00396A 1 O 6107-001164 1 X 6107-001165 1 X JC7000340A 2 X JC39-00315A 1 X JC92-01440B 1 O 6003-000119 9 O 6003-000196 12 O 6006-001078 3 O Remark 220V 110V Service Manual 8-12 Samsung Electronics
...(L) IPR-P-GROUND_FUSER SHAFT-FEED IDLE BUSH-M-FEED IDLE SPRING ETC-TR IPR-P_GROUND_DRIVE2 SPRING-TS CAM-M-PICK_UP IPR-P-GROUND_DRIVE SOLENOID-HB (PICK-UP) SOLENOID-HB (MANUAL) AS-GEAR PICK_UP PMO-GEAR PICK_UP B PMO-GEAR PICK_UP A SPRING-CS BRACKET-P-FEED MEA UNIT-CLUTCH GEAR-FEED 1 PMO-COLLAR_SPRING SPRING-TS PMO-HUB CLUTCH...-00718A 1 O JC66-00394A 1 O JC66-00396A 1 O 6107-001164 1 X 6107-001165 1 X JC7000340A 2 X JC39-00315A 1 X JC92-01440B 1 O 6003-000119 9 O 6003-000196 12 O 6006-001078 3 O Remark 220V 110V Service Manual 8-12 Samsung Electronics
Service Manual
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8.6 Fuser Unit Exploded View Exploded View 12 10 9 8 6 7 11 13 17 16 0 4 5 14 3 2 1 15 18 22 23 24 29 19 20 25 21 27 26 28 Samsung Electronics Service Manual 8-13
8.6 Fuser Unit Exploded View Exploded View 12 10 9 8 6 7 11 13 17 16 0 4 5 14 3 2 1 15 18 22 23 24 29 19 20 25 21 27 26 28 Samsung Electronics Service Manual 8-13
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...-00987A 1 O JC70-00317A 1 X JC61-00595A 1 X 6107-001165 1 X JC73-00017A 2 X 6021-000222 5 X JC68-30928D 1 X JC63-00244A 1 X JC61-00605A 4 X Remark 220V 110V 220V 110V 220V 110V Service Manual 8-14 Samsung Electronics
...-00987A 1 O JC70-00317A 1 X JC61-00595A 1 X 6107-001165 1 X JC73-00017A 2 X 6021-000222 5 X JC68-30928D 1 X JC63-00244A 1 X JC61-00605A 4 X Remark 220V 110V 220V 110V 220V 110V Service Manual 8-14 Samsung Electronics
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8.7 Exit Cover Exploded View Exploded View 0 7 14 13 14 15 6 34 2 5 8 10 11 9 12 1 Samsung Electronics Service Manual 8-15
8.7 Exit Cover Exploded View Exploded View 0 7 14 13 14 15 6 34 2 5 8 10 11 9 12 1 Samsung Electronics Service Manual 8-15
Service Manual
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...-10529A 1 X JC66-00028A 1 X JC66-10201A 1 X JC61-00582A 4 X JC72-41801A 4 X JC72-41802A 4 X 6107-001163 4 X JC72-00143A 1 X 6044-000001 2 X JC66-00396A 1 X JC92-01570A 1 O JC39-00311A 1 X Remark Service Manual 8-16 Samsung Electronics
...-10529A 1 X JC66-00028A 1 X JC66-10201A 1 X JC61-00582A 4 X JC72-41801A 4 X JC72-41802A 4 X 6107-001163 4 X JC72-00143A 1 X 6044-000001 2 X JC66-00396A 1 X JC92-01570A 1 O JC39-00311A 1 X Remark Service Manual 8-16 Samsung Electronics
Service Manual
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Samsung Electronics Service Manual 8-17 0 7-5 7-3 7-6 7-4 7 7-2 7-1 2-2 2-3 2 4 5 2-1 2-3 2-5 2-6 2-4 8-12 8-10 8-11 8-9 6 3 8 8-7 8-5 8-6 8-3 8-1 8-4 9-1 9 9-2 9-3 9-4 8-2 10 14 12 13 11 14 1 15 8.8 Scan Lower Ass'y Exploded View Exploded View
Samsung Electronics Service Manual 8-17 0 7-5 7-3 7-6 7-4 7 7-2 7-1 2-2 2-3 2 4 5 2-1 2-3 2-5 2-6 2-4 8-12 8-10 8-11 8-9 6 3 8 8-7 8-5 8-6 8-3 8-1 8-4 9-1 9 9-2 9-3 9-4 8-2 10 14 12 13 11 14 1 15 8.8 Scan Lower Ass'y Exploded View Exploded View
Service Manual
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... PMO-BUSHING PICK UP CONTACK IMAGE SENSOR CBF SIGNAL-CIS FFC GROUND-P_SHAFT GEAR-PICK UP IDEL 38 IPR-LOKER TX PMO-BUSHING_F/DOWN Service Manual 8-18 SEC.Code Q'ty SA JC96-02969A 1 O JC63-00341A 1 O JC96-02968A 1 O JC61-00874A 1 X JB31-00006B 1 X JC66-00324A 2 X JC66-00362A 1 X JC70-10467A 1 X 6044-000159 2 X ...X JC66-00363A 1 X JC97-01661A 1 X JC75-00152A 1 X JC66-00360A 1 X JB72-00845A 1 X JC72-00910A 1 X 0609-001206 1 X JC39-00318A 1 X JC63-00343A 1 X JB66-00102A 1 X JB70-10958A 2 X JC72-00387A 1 X Remark Samsung Electronics
... PMO-BUSHING PICK UP CONTACK IMAGE SENSOR CBF SIGNAL-CIS FFC GROUND-P_SHAFT GEAR-PICK UP IDEL 38 IPR-LOKER TX PMO-BUSHING_F/DOWN Service Manual 8-18 SEC.Code Q'ty SA JC96-02969A 1 O JC63-00341A 1 O JC96-02968A 1 O JC61-00874A 1 X JB31-00006B 1 X JC66-00324A 2 X JC66-00362A 1 X JC70-10467A 1 X 6044-000159 2 X ...X JC66-00363A 1 X JC97-01661A 1 X JC75-00152A 1 X JC66-00360A 1 X JB72-00845A 1 X JC72-00910A 1 X 0609-001206 1 X JC39-00318A 1 X JC63-00343A 1 X JB66-00102A 1 X JB70-10958A 2 X JC72-00387A 1 X Remark Samsung Electronics
Service Manual
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8.9 Cassette Unit Exploded View Exploded View 0 15 16 17 22 10 11 9 19 8 23 6 7 13 21 14 20 4 22 18 5 12 3 2 1 Samsung Electronics Service Manual 8-19
8.9 Cassette Unit Exploded View Exploded View 0 15 16 17 22 10 11 9 19 8 23 6 7 13 21 14 20 4 22 18 5 12 3 2 1 Samsung Electronics Service Manual 8-19
Service Manual
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... 2 X Spring-Feed JC64-00040A 1 O JC72-00972A 1 X JC61-70911A 1 X JC70-00301A 1 O JC70-00300A 1 O JG66-40003A 1 X JC73-00141A 3 X JC63-00290A 1 X JC66-00719A 1 X JC63-00482A 4 X JC63-00483A 2 X Service Manual 8-20 Samsung Electronics
... 2 X Spring-Feed JC64-00040A 1 O JC72-00972A 1 X JC61-70911A 1 X JC70-00301A 1 O JC70-00300A 1 O JG66-40003A 1 X JC73-00141A 3 X JC63-00290A 1 X JC66-00719A 1 X JC63-00482A 4 X JC63-00483A 2 X Service Manual 8-20 Samsung Electronics
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8.10 SCF Frame Ass'y Exploded View Samsung Electronics 0 27 39 38 39-2 39-5 39-12 2 4 30 25 39-3 39-8 39-10 39-4 39-7 39-1 39-11 39-9 19 39-6 23 22 20 21 24 34 18 17 37 32 33 40 1 1-1 1-3 42 1-2 13 31 10 11 14 9 15 14 34 16 7 36 12 26 27 28 6 29 3 35 Exploded View Service Manual 8-21
8.10 SCF Frame Ass'y Exploded View Samsung Electronics 0 27 39 38 39-2 39-5 39-12 2 4 30 25 39-3 39-8 39-10 39-4 39-7 39-1 39-11 39-9 19 39-6 23 22 20 21 24 34 18 17 37 32 33 40 1 1-1 1-3 42 1-2 13 31 10 11 14 9 15 14 34 16 7 36 12 26 27 28 6 29 3 35 Exploded View Service Manual 8-21