Troubleshooting - Canon NP6320 Service Manual

TROUBLESHOOTING

I. MAINTENANCE AND
INSPECTION ............................ 10-1
A. Basic Image Adjustment
Procedure ........................... 10-1
B. Periodic Maintenance Check
Points ................................. 10-2
II. STANDARDS AND
ADJUSTMENTS ....................... 10-3
A. Mechanical ......................... 10-3
B. Electrical ........................... 10-17
III. IMAGE TROUBLE-
SHOOTING ............................. 10-22
A. Initial Check ...................... 10-22
B. Samples of Image Faults . 10-26
C. Troubleshooting of Image
Faults ................................ 10-27
IV. OPERATION TROUBLE-
SHOOTING ............................. 10-39
A. Troubleshooting of
Malfunction ....................... 10-39
COPYRIGHT © 1999 CANON INC.
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CHAPTER 10
CANON NP6320 REV.0 DEC. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
V. TROUBLESHOOTING THE
FEEDING PROBLEMS ........... 10-56
A. Paper Jams ...................... 10-56
VI. INCORRECT PAPER FEED
OPERATION ........................... 10-60
VII. FUNCTION AND ARRANGE-
MENT OF THE ELECTRICAL
PARTS ..................................... 10-62
A. Sensors, Fuses and
Lamps............................... 10-62
B. Clutches, Solenoids, Fans,
Motors and Heaters ......... 10-63
C. Switches, Circuit Breakers,
Counters, Etc. .................. 10-64
D. PCBs ................................ 10-65
VIII. SERVICE MODE..................... 10-66
A. Outline .............................. 10-66
B. Using the Service Mode ... 10-66
C. Guide to Service Mode .... 10-67
IX. SELF DIAGNOSIS .................. 10-70
A. Self-Diagnosis .................. 10-70