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COPYRIGHT
©
1999 CANON INC. CANON imageRUNNER 600 REV.1 JAN. 2000 PRINTED IN U.S.A.
2-13
CHAPTER 2 BASIC OPERATIONS
• Inputs to the DC Controller PCB (6/6)
Figure 2-111 Inputs to the DC Controller PCB
J513
+5V
SVR2
-B3
-B2
-B1
SVR2
SVR3
+5V
SVR3
J514
-A10
-A9
-A8
J256J265
TS1
+5V
TS1S
-B7
-B8
-B9
J504
J139
TS2
+5V
TS2S
-B10
-B11
-B12
J504
J140
TS3
+5V
TS3S
-B15
-B16
-B17
J504
J142
-B7
-B8
J508
M-TEMP
TH1
TH2
H5
J508
-B9
-B10
S-TEMP
J190J191
DP1
Cassette 3 paper
width detecting
volume
Cassette 4 paper
width detecting
volume
(hopper internal
toner sensor)
Developing
assembly internal
toner sensor
Fixing main
thermistor
Fluorescent
lamp heater
Temperature
sensor
Fixing sub
thermistor
Potential
sensor
(hopper internal
toner lower limit
sensor)
Potential control
PCB
J502
J2-1
J2-2
J2-4
J1-1
J1-2
J1-5
J3-4
J3-3
J3-2
J3-1
-A11
-A12
-A13
-A14
+24V
POT-ON
POT-SIG
DC controller PCB
When toner is absent, '0'.
When toner is absent, '0'.
See III. "Fixing Assembly
Temperature Control" in
Chapter 8.
When toner is absent, '0'.
See III. "Controlling the
Scanning Lamp" in Chapter 3.
J108
PD2001
Light intensity
sensor
Light intensity control
PCB
J506J853
J852
-1
-2
-5
-1
-2
-3
-4
-5
-B1
-B2
-B3
-B4
-B5
FL-GAIN
HEAT-ON
FL-TH
OV
FL-REF
J138J180
J187
-4
-5
-6
See D. "Detecting the Cassette
Paper Size" in Chapter 7.
See D. "Detecting the Cassette
Paper Size" in Chapter 7.
When potential control is under
way, '1'.
Analog voltage to suit surface
potential of the drum.