MX-M350N, MX-M350U, MX-M450N, MX-M450U (serv.man4). Circuit Diagram - Sharp Copying Equipment Service Manual (repair manual). Page 121

Read Sharp MX-M350N / MX-M350U / MX-M450N / MX-M450U (serv.man4) Service Manual online

MX-M350/M450  CIRCUIT DIAGRAM / 回路図  3 - 98
KEYIN_UP
KEYIN_UP
/KEYIN
(8)
SLEEP
(8)
KEYIN_UP
(5)
WA
(5)
WB
(5)
/F0
(7,8)
/F1
(7,8)
/F2
(7,8)
FRDY
(7,8)
/F3
(7,8)
OCSW
(4,8)
+5V1
+5V1
+5V1
+5V1
no-mounting
no-mounting
6
6
6
6
R76
470J(FCE1) / 390J(FCE2)  0.25W
R76
470J(FCE1) / 390J(FCE2)  0.25W
TP231
TP231
TP66
TP66
TP73
TP73
R33
10KJ
R33
10KJ
5
4
2
+
-
IC9B
LM339
+
-
IC9B
LM339
R32
0J*
R32
0J*
TP235
TP235
TP229
TP229
TP237
TP237
11
10
13
+
-
IC9D
LM339
+
-
IC9D
LM339
D25
RLS-73
D25
RLS-73
R26
10KJ
R26
10KJ
TP72
TP72
R27
10KJ
R27
10KJ
TP236
TP236
7
6
1
3
12
+
-
IC9A
LM339
+
-
IC9A
LM339
O
G
I
Q2
DTC143ZUA
Q2
DTC143ZUA
R25
7.5KJ
R25
7.5KJ
R31
620KJ
R31
620KJ
R24
150J
R24
150J
TP230
TP230
TP78
TP78
TP3
TP3
TP220
TP220
TP89
TP89
R23
10KJ
R23
10KJ
R36
0J
R36
0J
R4
10KJ
R4
10KJ
C24
103K-M*
C24
103K-M*
R74
470J(FCE1) / 390J(FCE2)  0.25W
R74
470J(FCE1) / 390J(FCE2)  0.25W
R77
560J(FCE1) / 470J(FCE2) 0.25W
R77
560J(FCE1) / 470J(FCE2) 0.25W
R22
10KJ
R22
10KJ
O
G
I
Q3
DTC143ZUA
Q3
DTC143ZUA
D22
RLS-73
D22
RLS-73
9
8
14
+
-
IC9C
LM339
+
-
IC9C
LM339
R1
10KJ
R1
10KJ
R75
470J(FCE1) / 390J(FCE2)  0.25W
R75
470J(FCE1) / 390J(FCE2)  0.25W
D23
RLS-73
D23
RLS-73
C38
223Z
C38
223Z
TP11
TP11
C39
103K
C39
103K
4
4
3
3
2
2
1
1
D
C
B
A
6/8

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