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Table of Contents
TOC - 3
OKIPAGE 16n
Service Manual, P/N 59274401
7
Communications with the host cannot be performed via the parallel interface. ............ 6 - 32
8
Data cannot be received through the OKI HSP interface ............................................... 6 - 33
9
Synchronous serial I/O error (ERROR 74)..................................................................... 6 - 34
6.5.3
Image troubleshooting ...................................................................................................................... 6 - 35
1
Image are light or blurred ............................................................................................... 6 - 36
2
Dark background density ................................................................................................ 6 - 37
3
Black paper is output. ..................................................................................................... 6 - 37
4
Black belts or stripes in the vertical direction ................................................................ 6 - 38
5
Cyclic error ..................................................................................................................... 6 - 39
6
Print voids ....................................................................................................................... 6 - 40
7
Poor fusing ...................................................................................................................... 6 - 41
8
White belts or streaks in the vertical direction ............................................................... 6 - 42
9
Snowy print of high density pattern ............................................................................... 6 - 43
10
Blockly faded print ......................................................................................................... 6 - 43
7.
WIRING DIAGRAM ........................................................................................................... 7 - 1
7.1
Interconnect Signal Diagram ............................................................................................ 7 - 1
7.2
PCB Layout ...................................................................................................................... 7 - 2
7.3
Resistance Check .............................................................................................................. 7 - 5
7.4
Program/Font ROM Location ........................................................................................... 7 - 7
8.
PARTS LIST ........................................................................................................................... 8 - 1
Printer Unit (Figure 8-1 ) ........................................................................................................... 8 - 2
Main Chassis Unit (Figure 8-2 ) 1 of 2 ...................................................................................... 8 - 4
Main Chassis Unit (Figure 8-2 ) 2 of 2 ...................................................................................... 8 - 6
Front Feeder Unit (Figure 8-3 ) ................................................................................................. 8 - 8
Base Unit (Figure 8-4 ) ............................................................................................................ 8 - 10
APPENDIX A: CENTRONICS PARALLEL INTERFACE .................................................. A - 1
APPENDIX B: HIGH CAPACITY SECOND PAPER FEEDER MAINTENANCE .......... B - 1
Preface ...................................................................................................................................... B - 1
1.
Outline ............................................................................................................................. B - 2
1.1
Functions ............................................................................................................................................. B - 2
1.2
External View and Component Names ............................................................................................... B - 2
2.
Mechanism Description ................................................................................................... B - 3
2.1
General Mechanicsm .......................................................................................................................... B - 3
2.2
Hopper Mechanism ............................................................................................................................. B - 4
3.
Parts Replacement ........................................................................................................... B - 5
3.1
Precautions Concerning Parts Replacement ....................................................................................... B - 5
3.2
Parts Layout ........................................................................................................................................ B - 7
3.3
Parts Replacement Methods ............................................................................................................... B - 8
3.3.1
Idle rollers ........................................................................................................................................... B - 9
3.3.2
AOLT-PCB ....................................................................................................................................... B - 10
3.3.3
Hopping motor .................................................................................................................................. B - 11
3.3.4
Feed roller ......................................................................................................................................... B - 12
3.3.5
Hopping roller rubber ....................................................................................................................... B - 13
3.3.6
Side frame (L) assy ........................................................................................................................... B - 14
3.3.7
Side frame (R) assy ........................................................................................................................... B - 15
Содержание Okipage 16n
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Страница 238: ...OKIPAGE 16n Service Manual Part Number 59274401 Printed in the USA ...