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Samsung CLP 300N Service Manual - Page 94

Major Problems Trouble shooting, 8.1 Vertical Line and Band, 8.2 Vertical White Line

UPC - 635753722093

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7.8 Major Problems Trouble shooting 7.8.1 Vertical Line and Band Troubleshooting 7.8.2 Vertical White Line Samsung Electronics Service Manual 7-15

Section	Page
20060904105713984_00-Cover	1
00-Cover	1
00-Contents	3
20060904105713984_01-Precautions_	7
1. Precautions	7
1.1 Safety Warning	7
1.2 Caution for safety	8
1.3 ESD Precautions	11
1.4 Super Capacitor or Lithium Battery Precautions	11
20061025134239187_02-Product_Specifications	12
2. Product Specifications	12
2.1 Product Overview	12
2.2 Specifications	13
2.3 Model Comparison Table	18
20061025134239187_03-System_Overview	19
3. System Overview	19
3.1 System Structure	19
3.1.1 Main Parts of System	19
3.1.2 EPProcess	21
3.2 Main PBADescription	25
3.2.1 Main Controller PBA	25
3.2.2 Main PBA	26
3.2.3 Main PBADescription	27
3.2.4 SMPS(Switching Mode Power Supply) PBA	32
3.2.5 HVPS(High Voltage Power Supply) PBA	33
3.3 CRUM	35
3.4 General Description	37
20060904105713984_04-S_W_Structure	40
4. S/W Structure and Descriptions	40
4.1 Architecture	40
4.2 Language Monitor	40
4.3 Status Monitor	40
4.4 Network Interface	41
4.5 Printer Driver <-> Status Monitor	41
4.6 System F/W Flow	42
4.7 Alarm Shortage	43
4.8 Error status	43
4.9 CRUM Overview	44
4.10 FW Upgrade	44
4.11 Initailize Flow	45
20060904105713984_05-Disassembly	47
5. Disassembly and Reassembly	47
5.1 Precautions when replacing parts	48
5.2 Parts for Maintenance and Repair	49
5.3 Information Related to Disassembly and Assembly	51
5.4 Disassembly Procedure	56
5.4.1 Cover Unit	56
5.4.2 Fuser Ass'y	57
5.4.3 LSU(Laser Scan Unit)	58
5.4.4 HVPS(High Voltage Power Supply)	58
5.4.5 Main Board	59
5.4.6 SMPS(Switching Mode Power Supply)	59
5.4.7 Driver Ass'y	60
5.4.8 Transfer Roller	60
20060908150228031_06-Alignment	61
6. Alignment and Adjustments	61
6.1. Control Panel	61
6.2 Function	62
6.3 Jam Removal	66
6.4 Sample Pattern	69
6.5 Periodic Defective Image	72
6.6 How to use EDC (Engine Diagnostic Control) Mode	73
6.7 Error Message	79
20060904105713984_07-Troubleshooting	80
7. Troubleshooting	80
7.1 Procedure of Checking the Symptoms	80
7.2 Troubleshooting Checklist	81
7.3 Solving General Printing Problems	82
7.4 Solving Print Quality Problems	86
7.5 Common Windows Problems	90
7.6 Common Macintosh Problems	90
7.7 Common Linux Problems	91
7.8 Major Problems Trouble shooting	94
20061031144024656_08-Exploded_Views	100
8. Exploded Views and Parts List	100
8.1 Main	101
8.2 Top Cover	102
8.3 Rear Cover	103
8.4 Front Cover	104
8.5 Main Driver	105
8.6 Main Frame	107
8.7 LSU Cover	109
8.8 Fuser Unit	110
8.9 ELA-UNIT OPC DEV	111
8.10 ITB Unit	112
8.11 Casstte Unit	113
Service Parts List (CLP-300/XSG)	114
20060904105713984_09-Block_Diagram.pdf	128
9. Block Diagram	128
20060904105713984_10-Connection_Diagram.pdf	129
10. Connection Diagram	129
20060904105713984_11-Schematic_Diagram	130
11. Schematic Diagrams	130
11.1 Main Board	130
11.2 Panel	145
11.3 DEVE INF	146
11.4 ITB INF	147
11.5 SMPS-110V	148
11.6 SMPS-220V	149
11.7 HVPS	150
20060904105713984_12-Reference_Information	155
12. Reference Information	155
12.1 Tools for Troubleshooting	155
12.2 Acronyms and Abbreviations	156
12.3 Select a location for the printer	158