Samsung ML-1650 Specifiche Scaricare il pdf (Pagina 45)

Troubleshooting

4-21

Samsung Electronics

4-4-10 Vertical Line Getting Curved

• Description

When printing, vertical line gets curved.

Check and Cause Solution

1. If the supply of +24v is unstable in the Main Control board

linking with LSU, check drive by DCU Mode: LSU Check

-05- LSU Motor on.

1. Replace LSU.

2. Replace the Main Control board.

1 2 ... 40 41 42 43 44 45 46 47 48 49 50 ... 88 89

LASER PRINTER 1
ML-1650Series 1
Printed in Korea 2
This manual is stated and 3
1. Precautions 4
Releasing Plastic Latches 5
Precautions 6
2. Specifications 7
Specifications 8
3. Disassembly and Reassembly 9
3-2 Transfer Roller 10
3-3 Controller Board 11
3-4 Pickup Assembly 12
3-5 Main Cover 13
3-6 MP (Multi-Purpose) Tray 14
3-7 Exit Assembly 14
3-9 HVPS board 15
3-8 LSU 15
3-10 Fan 16
3-11 Solenoid 16
3-12 Drive Assembly 17
3-13 Fuser Assembly 18
Disassembly and Reassembly 19
Samsung Electronics 19
4. Troubleshooting 25
Normal Code 26
Error Code 26
4-1-3 Self Diagnostic Mode 27
CASSETTE 28
4-1-6 DCU Panel 29
4-2-2 Vertical White Line 30
4-2-3 Horizontal Black Band 31
4-2-4 Black/White Spot 31
4-2-5 Light Image 32
4-2-6 Dark Image or a Black 32
Digital Printer 33
4-2-9 Ghost (1) 34
4-2-10 Ghost (2) 34
4-2-11 Ghost (3) 35
4-2-12 Ghost (4) 35
4-3-1 Wrong Print Position 37
4-3-2 JAM 0 37
Troubleshooting 38
4-3-5 Multi-Feeding 39
4-3-7 OPC 40
4-4-4 Paper Empty 42
Hook Lever 43
4-4-9 No Power 44
One-way Screw 46
4-6-3 Abnormal Printing 52
4-6-4 SPOOL Error 53
Exploded Views and Parts List 54
• Service Parts List 55
5-2-1 Cover Exploded View 57
5-2-2 Frame Exploded View 58
5-2-3 Exit Exploded View 59
5-2-5 Fuser Exploded View 61
5-2-6 Drive Exploded View 62
5-2-7 Pick-Up Exploded View 63
5-2-8 Cassette Exploded View 64
6. Block Diagram 65
6-2 Engine Block Diagram 66
7. Connection Diagram 67
9. Schematic Diagrams 68
Main Circuit Diagram(2/10) 69
Main Circuit Diagram(3/10) 70
Main Circuit Diagram(4/10) 71
Main Circuit Diagram(5/10) 72
Main Circuit Diagram(6/10) 73
Main Circuit Diagram(7/10) 74
Main Circuit Diagram(8/10) 75
Main Circuit Diagram(9/10) 76
Main Circuit Diagram(10/10) 77
Schematic Diagrams 78
Engine Circuit Diagram(2/5) 79
Engine Circuit Diagram(3/5) 80
Engine Circuit Diagram(4/5) 81
Engine Circuit Diagram(5/5) 82
9-3 HVPS Circuit Diagram(1/3) 83
HVPS Circuit Diagram(2/3) 84
HVPS Circuit Diagram(3/3) 85
9-4 Motor Circuit Diagram 86
9-5 Jointr Circuit Diagram 87
SMPS Circuit Diagram(220V) 89

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Samsung ML-1650 Specifiche Pagina 45

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