10-83
COPYRIGHT
©
1997 CANON INC. CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 10 TROUBLESHOOTING
Symbol Name
Photointerrupter
Toner sensor
Thermistor
Volume
Thermal fuse
Ref.
PS1
PS2
PS3
PS4
PS5
PS6
PS7
PS8
PS9
PS10
Q561
Q562
Q563
Q564
ATS
TH1
TH2
TH3
TH4
VR1
FU1
Description
detects scanner home position
detects lens home position
detects blank shutter home position
detects presence/absence of paper in cassette
detects presence/absence of paper in multifeeder
detects paper in front of registration roller
detects paper in separation assembly
detects paper in delivery assembly
detects belt
detects right door (open/closed)
cassette size detection 1
cassette size detection 2
cassette size detection 3
cassette size detection 4
detects toner inside developing assembly
fixing heater temperature detection 1
fixing heater temperature detection 2
fluorescent lamp temperature detection
ambient temperature detection
multifeeder paper width detection
fixing heater overheating detection
Table 10-601
