Canon NP6317, Service Manual

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COPYRIGHT © 1999 CANON INC. CANON NP6317 REV.0 APR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
v i
APPENDIX
CHAPTER 10 TROUBLESHOOTING
I. MAINTENANCE AND
INSPECTION ............................ 10-1
A.
Basic Image Adjustment
Procedure ........................... 10-1
B. Points to Check for Periodic
Maintenance ....................... 10-2
II. STANDARDS AND
ADJUSTMENT .......................... 10-3
A.
Mechanical ......................... 10-3
B. Electrical ........................... 10-17
III. IMAGE
TROUBLESHOOTING ............ 10-21
A.
Initial Check ...................... 10-21
B. Samples of Image
Faults ................................ 10-24
C. Troubleshooting of Image
Faults ................................ 10-25
IV. OPERATION
TROUBLESHOOTING ............ 10-37
A.
Troubleshooting of
Malfunction ....................... 10-37
V. TROUBLESHOOTING FEEDING
PROBLEMS ............................ 10-56
A.
Paper Jams ...................... 10-56
VI. INCORRECT PAPER FEED
OPERATION ........................... 10-60
VII. FUNCTION AND ARRANGEMENT
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 .................. 10-69
A. GENERAL TIMING CHART ........ A-1
B. LIST OF SIGNALS/
ABBREVIATIONS ....................... A-3
C. GENERAL CURCUIT
DIAGRAM ................................... A-5
D. SOLVENTS AND OILS LIST ....... A-7