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©
1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
DC Controller Circuit Diagram (8/8)
R385R200
+5V
+5V
J101
1
R363
+5V
+24VU
+5V
R365
J101
3
SCHP
J102
1
TH1
J102
2
DIG1
J102
3
HEAT0
J102
4
DIG1
J102
5
HEAT1
DIG3
DPD
J102
6
J105
3
J105
4
J105
5
J105
6
J114
1
J114
2
J105
1
J105
2
J101
2
R388R197
J102
7
R364
J102
8
J102
9
PDP
R386R351
J132
3
J132
4
J132
5
DIG2
SFPD
R389R216
J113
1
R367
J113
2
J113
3
STBY/CPY*
J103
1
DV_AC_ON
J103
2
DV_DC_ON
J103
3
PR_DC_ON
J103
4
CPS_REQ
J103
5
MMD
J103
6
ACK*
J103
7
RLOFF*
J103
8
DIG0
REQ
J114
3
J114
4
ACK
J114
5
J114
6
TXD
J114
7
J114
8
RXD
J107
4
J107
3
J107
2
J107
1
AEREF
AE
+24VR
J131
1
J131
2
TH2
J130
1
J130
2
FM1D*
J111
1
DIG1
J111
2
DIG2
J111
3
DIG3
J111
4
SEG0*
J111
5
SEG1*
J111
6
SC_COM
J110
1
SC_B*
J110
2
SC_B
J110
3
J110
4
SC_A*
J110
5
SC_A
J110
6
J109
6
MFSLD*
J109
7
J109
8
J109
9
LHP
+5V
+24VU
J109
10
J109
11
1
count2
1
count1
LNSLD*
J109
1
J109
2
J109
3
J109
4
RGSLD*
PUSLD*
J109
5
SEG2*
J111
7
SEG3*
J111
8
SEG4*
J111
9
SEG5*
J111
10
SEG6*
J111
11
SEG7*
J111
12
MLOCK
J104
1
HEAT_TRG
J104
2
ZER_CRS
J104
3
S_CLK
J104
4
S_OUT
J104
5
S_IN
J104
6
PWOFF
J104
7
J108
1
J108
2
CDP
DIG3
RPD
J108
3
+5V
J108
4
J108
5
TP102
1
TP103
1
TP101
1
DIG2
JP103
SERVICE
JP104
KR5
J201
1
DIG2
J201
2
SB_LP*
J106
1
J106
2
KR4
J201
3
DIG3
J201
4
KR6
J201
5
KR7
J201
6
C259
C203
C268
C205 C204 C210 C209 C208 C207 C206
KR0
J111
13
KR1
J111
14
PWOFF
J111
15
J111
16
J111
17
DSVR
J111
18
DIG4
J111
19
C258 C257 C262
+5V
J132
1
CPUSD*
C251
C260 C261 C253
FB101
J132
2
C252
C267
FB102
+24VU
+12
C146
+5V
+12
C151
+5V
+12
C149
C147 C201
+24VR
+12
C150
C152C145
C255C254
+24VU
C148
ADF type only
+24VU
C256