A. Image Adjustment Basic Procedure - Canon FC220 Service Manual

TROUBLESHOOTING
This chapter provides tables of maintenance/inspection, standards/adjustments, and
identification of problems (image fault/malfunction).
I. MAINTENANCE AND INSPECTION
...................................................10-3
A. Image Adjustment Basic
Procedure ............................10-3
B. Points to Note .......................10-4
II. STANDARDS AND
ADJUSTMENTS ........................10-5
A. Mechanical............................10-5
B. Electrical ...............................10-6
III. IMAGE TROUBLESHOOTING 10-11
A. Making Initial Checks ..........10-11
B. Samples of Image Faults ....10-16
C. Troubleshooting by Image Fault
............................................10-17
IV. TROUBLESHOOTING
MALFUNCTIONS.....................10-24
COPYRIGHT © 1998 CANON INC.
CHAPTER 10
CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
A. Troubleshooting Malfunctions
............................................10-24
V. TROUBLESHOOTING PAPER
FEED PROBLEMS ..................10-30
A. Copy Paper Jams ...............10-30
B. Feeding Faults ....................10-33
VI. FUNCTIONS AND ARRANGEMENT
OF ELECTRICAL PARTS ........10-34
A. Sensors and Solenoids.......10-34
B. Switches .............................10-35
C. Lamp, Heater, Motor, and Others
............................................10-36
D. Printed Circuit Board (PCB)10-37
E. Variable Resistors (VR) and
Check Pins by PCB ............10-38
VII. SELF DIAGNOSIS ...................10-40
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