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Contents
2.5.2.1 Outline .......................................................................................................................................................................................................... 2-23
2.5.2.2 Picking Up Paper from the Cassette ............................................................................................................................................................. 2-24
2.5.2.3 Picking Up Paper from the Manual Feeder .................................................................................................................................................. 2-24
2.5.2.4 Moving the Print Paper ................................................................................................................................................................................. 2-24
2.5.2.5 Transport Speed Control ............................................................................................................................................................................... 2-25
2.5.2.6 Paper loop control......................................................................................................................................................................................... 2-25
2.5.2.7 Automatic release of fixing pressure mechanism ......................................................................................................................................... 2-26
2.5.4.1 Outline .......................................................................................................................................................................................................... 2-28
2.5.4.2 Duplexing feed operation.............................................................................................................................................................................. 2-30
2.5.4.3 Duplexing Driver PCB.................................................................................................................................................................................. 2-30
2.6.2.1.1 Fixing Temperature Control ................................................................................................................................................................. 2-32
2.6.2.1.2 Fixing Temperature Control ................................................................................................................................................................. 2-33
2.7.1.2.1 Protective Functions ............................................................................................................................................................................. 2-35
2.7.1.2.2 Sleep function ....................................................................................................................................................................................... 2-36
2.7.1.2.3 Connection Power Supply Detection.................................................................................................................................................... 2-36
2.8.2.1 Outline .......................................................................................................................................................................................................... 2-36
2.8.2.2 Operation of Individual Blocks..................................................................................................................................................................... 2-37
2.8.2.3 Fan/Motor Control ........................................................................................................................................................................................ 2-38
2.8.2.4 Fan/Motor Control ........................................................................................................................................................................................ 2-38
2.8.2.5 Main Motor Fault Detection ......................................................................................................................................................................... 2-38
2.8.2.6 Fan Motor Fault Detection............................................................................................................................................................................ 2-38
Summary of Contents for LBP5000 Series
Page 1: ...Feb 26 2007 Service Manual LBP5000 5100 Series...
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Page 14: ...Contents...
Page 15: ...Chapter 1 PRODUCT DESCRIPTION...
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Page 29: ...Chapter 2 TECHNICAL REFERENCE...
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Page 33: ...Contents 2 8 3 2 Overview of the Block 2 39...
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Page 74: ...Chapter 2 2 40 IC12 Logic IC Converts voltage levels Notation Name Description...
Page 75: ...Chapter 3 DISASSEMBLY AND ASSEMBLY...
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Page 123: ...Chapter 4 MAINTENANCE AND INSPECTION...
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Page 133: ...Chapter 5 TROUBLESHOOTING...
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Page 141: ...Chapter 5 5 5 F 5 9...
Page 142: ...Chapter 5 5 6 F 5 10...
Page 149: ...Chapter 6 APPENDIX...
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Page 161: ...Feb 26 2007...
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