Canon GP605 Service Manual page 391

EXTERNALS/AUXILIARY MECHANISMS
This chapter provides descriptions on the auxiliary control operations, functions of
each operation, relationships between electrical and mechanical systems, and
timing at which each associated part is turned on.
I. CONTROL PANEL ...................... 9-1
A. Outline .................................... 9-1
II. DOWNLOADING ........................ 9-2
A. Outline .................................... 9-2
III. COUNTERS ................................ 9-4
IV. FANS ........................................... 9-6
A. Arrangement, Functions, and
Error Codes............................ 9-6
B. Sequence of Operations ........ 9-8
V. POWER SUPPLY ..................... 9-10
A. Outline of the Power Supply
............................................. 9-10
B. Turning On the Power.......... 9-12
C. Rated Outputs of the DC Power
Supply PCB.......................... 9-16
D. Protective Functions ............ 9-17
E. Backup Battery .................... 9-18
VI. OTHERS ................................... 9-21
A. Sleep Mode .......................... 9-21
COPYRIGHT © 1999 CANON INC.
CHAPTER 9
CANON GP605/605V REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
B. Low Power mode ................. 9-23
C. Silence Mode ....................... 9-24
D. Power Save Mode ............... 9-24
VII. DISASSEMBLY/ASSEMBLY .... 9-25
A. External Covers ................... 9-26
B. Control Panel ....................... 9-30
C. Fans ..................................... 9-34
D. Drive Assembly .................... 9-48
E. Switches ............................... 9-62
F. DC Controller PCB ............... 9-65
G. Power Supply Unit ............... 9-66
H. High-Voltage Transformer (AC)
............................................. 9-67
I. High-Voltage Transformer (DC)
............................................. 9-67
J. Relay PCB ........................... 9-68
K. MFC PCB ............................. 9-68
L. Routing the Belt ................... 9-71