Canon GP335 Service Manual page 307

EXTERNALS/AUXILIARY MECHANISMS
I. CONTROL PANEL ................... 10-1
A. Outline ................................. 10-1
B. Operation ............................ 10-2
II. FANS ........................................ 10-4
A. Arrangement and Functions .. 10-4
B. Sequence of Operations ..... 10-6
C. Detecting Errors (E805) ...... 10-9
III. POWER SUPPLY ................... 10-10
A. Outline of the Power Supply
System .............................. 10-10
B. Power Supply PCB ............ 10-11
C. Transition to and from Sleep
Mode ................................. 10-12
IV. COUNTERS ........................... 10-14
A. Outline ............................... 10-14
COPYRIGHT © 1999 CANON INC. CANON 405/335 REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 10
B. Operations of Counters ..... 10-16
V. DISASSEMBLY/ASSEMBLY .. 10-17
A. External Covers ................ 10-18
B. Removing the Front
Door/Inside Cover ............. 10-20
C. Control Panel .................... 10-21
D. DC Controller PCB ............ 10-23
E. Composite Power Supply
PCB ................................... 10-24
F. Low-Voltage Power Supply
PCB ................................... 10-24
G. Accessories Power Supply
PCB ................................... 10-25
H. Fans .................................. 10-25