Canon iR2270 Series, Service Manual

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T-14-12
PS18 feed cover sensor detects the feed cover state
PS22 front cover sensor detects the state (open/closed) of the front cover
HU1 environment sensor detects the machine inside temperature
TS1 developing assembly toner sensor detects the toner inside the developing assembly
TS2 sub hopper toner sensor detects the tone inside the sub hopper
TH1 fixing main thermistor detects the temperature of the fixing heater
TH2 fixing sub thermistor detects the temperature of the fixing heater
TH3 drum thermistor detects the temperature of the drum
TP1 thermal switch cuts off the power to the heater in response to
overheating
Notatio
n
Parts No. I/O
DC controller
PCB
JAM
PS1 FH7-7312 P028-5 1: paper absent J308
PS2 FH7-7312 P019-5 1: paper absent J318
PS3 FH7-7312 P028-6
1: level about 50% or
less
J308
PS4 FH7-7312 P028-7
1: level about 50
sheets or less
J308
PS5 FH7-7312 P019-6
1: level about 50% or
less
J318
PS6 FH7-7312 P019-7
1: level about 50
sheets or less
J318
PS7 FH7-7312 P021-0 0: paper present J307B
PS8 FM2-2769 J303
PS9 FK2-0149 P027-1 1: paper present J313 xx05
PS10 FH7-7312 P030-4 1: detected J308 xx01
PS11 FH7-7312 P019-4 1: detected J318 xx02
PS13 FK2-0149 P029-2 1: paper present J303 xx07
PS14 FK2-0149 P029-0 1: paper present J305 xx08
Notatio
n
Name Description