Canon GP215 Service Manual page 66

3. OPERATIONS AND TIMING
• Inputs to the DC Controller PCB (3/3)
Scanning lamp
intensity sensor
Drum ambient
temperature sensor
Toner sensor
Fixing main
temperature
detection
Fixing sub
temperature
detection
Upper cassette
delivery detection
Q1604
Lower cassette
delivery detection
Q1605
Lower cassette paper
level detection 0
Q1608
Lower cassette paper
level detection 1
Q1609
3–12
COPYRIGHT © 1996 CANON INC.
J26
TH
Pick-up unit PCB
Upper cassette paper
level detection 0
Q1606
Upper cassette paper
level detection 1
Q1607
Figure 3-110
DC controller PCB
15V -12V
J112
J27
-1
-4
-2
FLS
-3
J105
-B10
RTEMP
(analog
-B11
signal)
5V
J117
-8
-7
TEP
-6
J108
-1
TH1
-2
J108
-3
TH2
-4
J114
5V
-5V
-A10
UCSPD
J114
-A11
LCSPD
J122
-1
1RPD0
J122
-3
2RPD0
J122
-2
1RPD1
J122
-4
2RPD1
CANON GP215/200 REV.0 JULY 1996 PRINTED IN JAPAN (IMPRIME AU JAPON)
See p. 3-24
Detects the temperature
around the drum.
When the toner inside
the developing assembly is
below a specific level, '0'.
See p. 3-118
When Q1604 has detected
paper, '1'.
When Q1605 has detected
paper, '1'.
When Q1606 has detected
the lifter, '1'.
When Q1608 has detected
the lifter, '1'.
When Q1607 has detected
the lifter, '1'.
When Q1609 has detected
the lifter, '1'.