COPYRIGHT © 2001 CANON INC.
2000 2000 2000 2000
NM-PDL REV.0 JULY 2001
CHAPTER 4 DISASSEMBLY/ASSEMBLY
4-22
4.6 Fans
The following fans run continuously when the iR-M1 is on:
• Exhaust fans—Pull warm air from inside the unit and blow it out of the unit through
the back of the chassis. You should hear the fans start as soon as you power on the iR-
M1. The fans connect to the motherboard at connectors J25 and J26. They are mounted
on a metal bracket attached to the device side of the center frame.
• CPU fan—Attached to the CPU heatsink with four mounting screws. The CPU fan
cable attaches to motherboard connector J27.
You should hear the fans start as soon as you power on the iR-M1.
4.6.1 Exhaust Fan
Use the following procedures to service the exhaust fans.
a. To Remove the Exhaust Fans
1. Power off and open the iR-M1 as described on page 4-3 and page 4-4.
2. For stability during service, remove the front panel as described on page 4-6.
3. Remove the exhaust fan cables from motherboard connector J25 and J26 and cut the tie
wrap that holds the fan cables to the white tie-mount on the metal bracket.
F04-406-01 Removing the exhaust fans
4. Remove the three screws that secure each fan to the metal bracket and remove the fan
(with cable attached).
Screws on fans
Tie wrap connected to white tie
mount on metal bracket
Fan cables (to motherboard)
Arrow labels
on fans
Summary of Contents for FY8-13HR-000
Page 11: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 NM PDL REV 0 JULY 2001 CHAPTER 1 INTRODUCTION ...
Page 26: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 NM PDL REV 0 JULY 2001 CHAPTER 3 INSTALLATION ...
Page 81: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 NM PDL REV 0 JULY 2001 CHAPTER 5 TROUBLESHOOTING ...
Page 98: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 NM PDL REV 0 JULY 2001 CHAPTER 6 PARTS CATALOG ...
Page 102: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 NM PDL REV 0 JULY 2001 APPENDIX ...
Page 105: ...PRINTED IN U S A 0701AB00 This publication is printed on 100 recycled paper ...