Konica Minolta magicolor 4690MF Service Manual page 374

Field Service Ver. 1.0 May 2008
Auto Document Feeder Unit
Outline
1. Product Specifications............................................................................................. 1
Maintenance
2. Periodic check ......................................................................................................... 3
2.1 Maintenance procedure (Periodic parts check) .................................................... 3
3. Other ....................................................................................................................... 4
3.1 Disassembly/Adjustment prohibited items ............................................................ 4
3.2 Disassembly/Assembly/Cleaning list (other parts)................................................ 5
3.2.1 Disassembly/Assembly parts list................................................................... 5
3.2.2 Cleaning parts list ......................................................................................... 5
3.3 Disassembly/Assembly procedure........................................................................ 6
3.3.1 Paper feed roller............................................................................................ 6
3.3.2 Pick-up roller ................................................................................................. 7
3.3.3 Auto Document Feeder Unit.......................................................................... 9
3.3.4 Top cover..................................................................................................... 10
3.3.5 ADF cover ................................................................................................... 10
3.3.6 Document feeder tray.................................................................................. 11
3.3.7 DF control board (DFCB) ............................................................................ 11
3.3.8 Transport motor (M1) .................................................................................. 12
3.3.9 Retraction solenoid (SD1) ........................................................................... 12
3.3.10 Separator pad ............................................................................................. 13
3.4 Cleaning procedure ............................................................................................ 14
3.4.1 Paper feed roller / pick-up roller .................................................................. 14
3.4.2 Separator pad ............................................................................................. 14
Adjustment/Setting
4. How to use the adjustment section ....................................................................... 15
5. SERVICE MODE................................................................................................... 16
5.1 SERVICE MODE entry procedure ...................................................................... 16
5.2 ADJUST.............................................................................................................. 17
5.2.1 ADF 1ST SUB ZOOM ................................................................................. 17
5.2.2 ADF 1ST MAIN REG .................................................................................. 18
5.2.3 ADF 1ST SUB REG .................................................................................... 19
CONTENTS
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