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COPYRIGHT
©
1998 CANON INC. CANON NP7161/NP7160 REV.0 AUG. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 2 BASIC OPERATION
F. Outputs from the DC Controller
1. Outputs from the DC Controller (1/4)
Figure 2-109
DC controller PCB
Cassette/Drum
heater (H2)
(accessory)
Heater switch
(SW1) (accessory)
Cassette
heater (H4)
(accessory)
Mirror heater
(H3)
(accessory)
Fixing heater
(H1)
Power supply PCB
J204
-1
-5
-2
-1
-2
-1
J52
-2
-1
-2
-1
J54
RL
Lamp
regulator
PCB
HVT
Scannimg lamp (LA1)
Thermal fuse (FU1)
-2
-1
-2
-1
J53
J203
-1
-3
-4
-6
J503-1
-2
-3
-4
-5
J211-5
-4
-3
-2
-1
J212
-21
-17
-19
J106
-4
-8
-6
J210
-1
-8
-7
-6
-5
-4
-3
-2
J212
-14
-13
-12
-11
-10
J106
-11
-12
-13
-14
-15
J301
-10
-3
-4
-5
-6
-7
-8
-9
J307
-1
-3
To RL1
J501
-1
-3
-1
-3
-1
-3
J55
-1
-3
-1
-3
J51
J105
-1
-2
-3
-5
-4
J208
-1
-2
-3
-4
-5
+24V
GND
+5VU
+5VR
GND
J106
-19
-21
J212
-6
-4
HEAT_ERR
See p.6-5.
See p.4-3.
See p.4-6.
HEAT_DR
J106
-22
-23
-24
J212
-3
-2
-1
See p.7-4.
ZRCRSS
5V_ON
AC_24V_ON
LMPDR
LMP_PWM
LMPDT
DV_DC_CNT
DV_DC_DR
DV_AC_CNT
DV_AC_DR
HVT_DR
CB2
-1
-2
-1
-2
J201
Thermo switch
(TSW1)
AC
driver
DS1
LF
CB1
+24V+24V
+5V
+5V
RL1
To HVT
(J307)
DC power circuit
+24V