Samsung SCX SCX-4100 Especificaciones Pagina 54
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Valorado. / 5. Basado en revisión del cliente
5-15
Samsung Electronics
Disassembly and Reassembly
Service Manual
5.15 Feed Roller
1. Before you remove the Feed Roller you should
remove:
- Rear Cover (see page 5-2)
- Side Covers (see page 5-3)
- Scanner Ass’y (see page 5-4)
- Middle Cover (see page 5-6)
- LSU (see page 5-9)
- Drive Ass’y (see page 5-10)
2. Remove 2 screws from the Guide Paper and take it out.
3. Pull up the Feed Idle Bush and Feed Idle Shaft, as
shown below.
4. Remove 3 screws from the Feed Bracket and take it out.
5. Remove the Idle Gear and Feed Gear2.
6. Remove the Feed Gear 1 Ass’y, as shown below.
Feed Bracket
Feed Gear2
Idle Gear
Feed Gear1
Ass’y
Guide
Paper
Bush
Feed Idle
Shaft
- SCX-4100 1
- Printed in Korea 2
- 1. Precautions 3
- 1.2 Caution for safety 4
- 1.2.3 Handling Precautions 5
- Precautions 6
- 1.3 ESD Precautions 7
- 2. Reference Information 8
- 2.1 Tool for Troubleshooting 8
- Samsung Electronics 10
- Reference Information 10
- Service Manual 10
- 2.4.1 A4 5% Pattern 12
- 2.4.2 A4 2% Pattern 13
- 2.4.3 A4 IDC 5% Patten 14
- 3. Specifications 16
- 3.2 Print Specification 17
- 3.4 Copy Specification 18
- Specifications 19
- 3.6 Other Specification 20
- 4. Summary of Product 22
- 4.1.2 Rear View 23
- 4.1.3 Control Panel 24
- SCAN PART 25
- 4.2.4.3 Heat Roller 26
- 4.2.4.4 Pressure roller 26
- 4.2.4.5 Safety Relevant Facts 27
- • Scan Image Controller 27
- CIS Driver Circuit 27
- • Scan Motor Driver Circuit 27
- Summary of product 28
- 4.2.7 Toner Cartridge 29
- 4.3 Main PBA 30
- •Main function block 31
- 1) Paper Empty Sensing 31
- 2) MP Sensing 31
- 4) Paper Exit Sensing 32
- 5) Cover Open Sensing 32
- 6) DC FAN / SOLENOID Driver 32
- 7) Motor Driver 32
- 4.4 SMPS & HVPS 33
- 1) AC Input 35
- 2) Rated Power Output 35
- 3) Consumption Power 35
- 4) Length of Power Cord : 35
- 5) Power Switch : 35
- 6) Feature 36
- 7) Environment Condition 36
- 8) EMI Requirement : 36
- 9) Safty Requrement 36
- 4.5 Engine F/W 37
- 4.5.2 Drive 37
- 4.5.3 Transfer 37
- • Heat Lamp Method 38
- Summary of Product 39
- 5. Disassembly and Reassembly 40
- Rear Cover 41
- Right Cover 42
- Scanner Ass’y 43
- Scan Upper 44
- SLIDE CIS 44
- Pulley Idle 45
- Pulley Bracket 45
- ETC Belt 45
- Middle Cover 46
- OPE Harness 46
- OPE Unit 46
- Fuser Ass’y 47
- Thermostat 47
- Halogen Lamp 47
- Heat Roller 47
- Idle Gear 47
- Fuser Cover 48
- Thermister 48
- 5.7 Exit Roller 49
- 5.8 LSU 49
- 5.9 Fan 50
- 5.10 Drive Ass’y 50
- Engine Shield 51
- 5.13 SMPS 52
- 5.14 Transfer Roller 53
- Feed Idle 54
- Shaft 54
- Pick up Ass’y 56
- Disassembly and Reassembly 57
- Menu/Exit Menu/ExitDarkness 58
- 6.3 Clearing Paper Jams 60
- 6.3.2 In the Paper Exit Area 61
- 6.3.4 In the Manual Feeder 62
- 6.5 Clearing the Memory 63
- 6.6 Clearing the Drum 63
- 6.9 Periodic Defective Image 65
- 7. Troubleshooting 66
- 7.1.3 Horizontal Black Bands 67
- 7.1.4 Black/White Spot 67
- 7.1.6 Dark Image or a Black 68
- 7.1.5 Light Image 68
- Digital Printer 69
- 7.1.9 Ghost (1) 70
- 7.1.10 Ghost (2) 70
- 7.1.11 Ghost (3) 71
- 7.3.12 Ghost (4) 71
- Digital 72
- Digital Pri 72
- 7.2 Copy Problems 73
- 7.2.3 Abnormal noise 74
- Troubleshooting 75
- 7.3.5 Multi-Feeding 77
- 7.4.1 Fuser Error 79
- 7.4.2 LSU Error 79
- 7.4.4 Paper Empty 80
- 7.4.6 Cover Open 81
- 7.4.9 No Power 83
- 7.5.2.1 Redistributing Toner 85
- 7.6.3 Abnormal Printing 91
- 7.6.4 SPOOL Error 92
- 8.1 Main Assembly 95
- Main Assembly Parts List 96
- 8.2 Frame Assembly 97
- 8.3 Scanner Unit Assembly 100
- 8.4 Fuser Unit Assembly 102
- 8.6 Drive Unit Assembly 107
- 8.7 Cassette Unit Assembly 108
- 9. Block Diagram 110
- 10. Connection Diagram 111
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