MX-M350N, MX-M350U, MX-M450N, MX-M450U (serv.man4). Circuit Diagram - Sharp Copying Equipment Service Manual (repair manual). Page 118

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

MX-M350/M450  CIRCUIT DIAGRAM / 回路図  3 - 95
/POF_SCN
(1)
POF_SCN
(8)
/RES_SCN
(8)
/RES_SCNin
(2,3)
MHPS
(8)
/MHPS
(1)
FWP
(3)
YH
(8)
XH
(8)
/XL
(8)
/YL
(8)
/XL_C
(1)
/YL_C
(1)
SWo
Yon
Xon
+3.3V
VAREF
+3.3V
+3.3V
+3.3V
+5V2
+3.3V
+3.3V
no-mounting
no-mounting
R94
30KJ
223Z*
C31
R17
10KJ
R87
1.2KJ
5
6
IC21C
74VHC04
IC21C
TP254
TP254
A
K1
K2
D41
DAP202U
3
4
IC21B
74VHC04
IC21B
C30
223Z
223Z
C87
223Z
C87
9
8
IC21D
74VHC04
R29
10KJ*
R88
1.2KJ
13
12
7
14
IC21F
74VHC04
IC21F
74VHC04
13
12
7
14
IC3F
74VHC04
1
2
IC21A
74VHC04
IC21A
74VHC04
TP43
TP260
O
G
I
Q11
DTA143ZUA
R7
10KJ
R14
20KJ
R14
20KJ
O
G
I
Q9
DTC143ZUA
1
2
IC3A
74VHC04
O
G
I
Q8
DTC143ZUA
K
A1
A2
D35
DAN202U
D35
DAN202U
R28
10KJ
R28
10KJ
O
G
I
Q10
DTA143ZUA
C32
102K
TP64
K
A1
A2
D42
DAN202U
O
G
I
Q12
DTA143ZUA
11
10
IC3E
74VHC04
O
G
I
Q7
DTC143ZUA
TP256
TP256
223Z
C29
A
K1
K2
D29
DAP202U
TP255
TP255
C14
223Z
8
8
7
7
6
6
5
5
D
C
B
A
SCANNER CONTROL PWB (INPUT)

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