Canon ImageRunner 600 Service Manual page 65

• Inputs to the DC Controller PCB (6/6)
SVR2
Cassette 3 paper
width detecting
volume
SVR3
Cassette 4 paper
width detecting
volume
(hopper internal
TS1
toner sensor)
(hopper internal
TS2
toner lower limit
sensor)
Developing
TS3
assembly internal
toner sensor
Fixing main
TH1
thermistor
Fixing sub
TH2
thermistor
Potential
sensor
DP1
Light intensity
sensor
PD2001
H5
Fluorescent
lamp heater
Temperature
sensor
COPYRIGHT © 1999 CANON INC.
J2-1
J2-2
Potential control
J2-4
PCB
J1-1
J1-2
J1-5
J852
Light intensity control
-1
PCB
-2
-5
-4
-5
-6
Figure 2-111 Inputs to the DC Controller PCB
CANON imageRUNNER 600 REV.1 JAN. 2000 PRINTED IN U.S.A.
CHAPTER 2 BASIC OPERATIONS
DC controller PCB
J513
-B3
+5V
-B2
See D. "Detecting the Cassette
SVR2
-B1
Paper Size" in Chapter 7.
J514
-A10
+5V
-A9
See D. "Detecting the Cassette
SVR3
-A8
Paper Size" in Chapter 7.
J504
-B7
+5V
-B8
When toner is absent, '0'.
TS1S
-B9
J504
-B10
+5V
-B11
When toner is absent, '0'.
TS2S
-B12
J504
-B15
+5V
-B16 When toner is absent, '0'.
TS3S
-B17
J508
-B7
M-TEMP
-B8
See III. "Fixing Assembly
J508
-B9
S-TEMP
Temperature Control" in
Chapter 8.
-B10
J502
J3-4 -A11
+24V
J3-3 -A12
POT-ON
J3-2 -A13
POT-SIG
J3-1 -A14
J853 J506
-1 -B1
FL-GAIN
-2 -B2
HEAT-ON
-3 -B3
FL-TH See III. "Controlling the
-4 -B4
OV
Scanning Lamp" in Chapter 3.
-5 -B5
FL-REF
When potential control is under
way, '1'.
Analog voltage to suit surface
potential of the drum.
2-13