Read Sharp MX-M350N / MX-M350U / MX-M450N / MX-M450U (serv.man4) Service Manual online
MX-M350/M450 CIRCUIT DIAGRAM / 回路図 3 - 96
/TXD_SCN
(8)
/DTR_SCN
(1)
TXD_SCN (1)
DTR_SCN
(8)
RXD_CCD1
(8)
/RXD_CCD2
(1)
RXD_CCD2
(8)
/RXD_CCD1
(1)
KEYIN
(1)
WAKEUP
(8)
KEYIN_UP
(6)
/HWR
(1,2,3)
/LWR
(1)
/WE_F
(2)
WA
(6)
WB
(6)
/WP_F
(2)
SWon
(3)
Yon
(3)
Xon
(3)
SPED
(4,8)
+5V2
+3.3V
+3.3V
+5V1
R30
10KJ
R30
10KJ
TP74
TP74
R9
330J
R9
330J
11
10
IC21E
74VHC04
IC21E
74VHC04
1
2
3
14
7
IC2A
VHCT08
IC2A
VHCT08
223Z
C13
223Z
C13
223Z
C40
223Z
C40
R10
1KJ
R10
1KJ
12
13
11
IC6D
74VHC32
IC6D
74VHC32
15
102K
15
102K
R8
10KJ
R8
10KJ
3
4
IC3B
74VHC04
IC3B
74VHC04
TP2
TP2
9
10
8
IC2C
VHCT08
IC2C
VHCT08
TP4
TP4
C16
102K
C16
102K
9
8
IC3D
74VHC04
IC3D
74VHC04
R18
1KJ
R18
1KJ
9
10
8
IC6C
74VHC32
IC6C
74VHC32
TP258
TP258
12
13
11
IC2D
VHCT08
IC2D
VHCT08
5
6
IC3C
74VHC04
IC3C
74VHC04
4
5
6
IC2B
VHCT08
IC2B
VHCT08
C88
102K
C88
102K
TP46
TP46
C33
102K
C33
102K
1
2
3
14
7
IC6A
74VHC32
IC6A
74VHC32
R91
330J
R91
330J
TP7
TP7
TP65
TP65
TP62
TP62
R6
10KJ
R6
10KJ
TP61
TP61
4
5
6
IC6B
74VHC32
IC6B
74VHC32
TP8
TP8
TP47
TP47
R92
10KJ
R92
10KJ
4
4
3
3
2
2
1
1
D
C
B
A
5/8
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