Canon NP6251 Service Manual page 531

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TROUBLESHOOTING
This chapter provides tables of maintenance/inspection, standards/adjustments, and identification of
problems (image fault/malfunction).
I.
MAINTENANCE AND
INSPECTION ....................................11-3
Procedure....................................11-3
B. Points to Note for Scheduled
Servicing......................................11-4
II.
STANDARDS/ADJUSTMENTS ........11-5
A. Image Adjustment .......................11-5
III.
IMAGE FAULTS................................11-64
IV.
TROUBLESHOOTING
MALFUNCTIONS .............................11-85
V.
TROUBLESHOOTING FEEDING
PROBLEMS......................................11-119
VI. ARRANGEMENT AND FUNCTIONS
OF ELECTRICAL PARTS ................11-127
COPYRIGHT © 1997 CANON INC.
CHAPTER 11
CANON NP6350/NP6251 REV. 0 JULY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
B. Switches and Solenoids ..............11-132
E. Lamps, Heaters, and
Photosensors ..............................11-140
H. Variable Resistors (VR),
Light-Emitting Diodes (LED),
and Check Pins by PCB..............11-148
A. Outline .........................................11-159
C. Using Adjustment Mode and
Options Mode ..............................11-160
D. Display Mode (
E. I/O Display Mode (
G. Function Mode (
A. Copier..........................................11-259
B. RDF-D1 .......................................11-264
) ...............11-162
1
) .........11-179
2
) .........11-215
3
) .............11-233
4
)...............11-244
5
) ..............11-253
6

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