Read Sharp MX-M850 (serv.man8) Service Manual online
MX-M1100 CIRCUIT DIAGRAM / 回路図 2 – 123
IF_TXD3
IF_RXD3
IF_RXD4
IF_RXD3
IF_RXD4
IF_TXD4
IF_TXD4
ACCEPT_PIC
RES_PIC
RTS3
RTS4
IF_TXD3
TXD_PIC
ACCEPT_PIC
DGND
DGND
DGND
DGND
+3.3V
DGND
+3.3V
+3.3V
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
+3.3V
DGND
+3.3V
+3.3V
DGND
+3.3V
DGND
+3.3V
DGND
DGND
+3.3V
+3.3V
DGND
DGND
DGND
+3.3V
IF_RXD4
(19)
IF_TXD4
(19)
TXD_PCU_N (29)
TXD_PCU_P (29)
TXD_SCN_P (29)
TXD_SCN_N (29)
TXD_PCU_P (29)
TXD_SCN_P (29)
TXD_SCN_N (29)
RXD_SCN_N (29)
RXD_SCN_P (29)
RXD_PCU_P (29)
RXD_PCU_N (29)
RXD_SCN_P (29)
RXD_PCU_P (29)
RXD_PCU_N (29)
IF_TXD3
(19)
IF_RXD3
(19)
CN_RTS_SCN
(29)
CN_RTS_PCU
(29)
CN_nRES_PIC
(33)
CN_TXD_PIC
(33)
CN_nACCEPT_PIC
(33)
GPO_nPWRDWN_WICU
(29,37)
SYS_ACTIVE
(30)
EFI_ACTIVE
(30)
GPO_EF_ACTIVE
(37)
GPO_nACCEPT_PIC
(37)
GPO_nRST_SCN
(21)
GPO_RST_PCU
(21)
RST_PCU
(7)
RST_SCN
(7)
GPO_nRST_OPE
(21)
RST_OPE
(7)
CP703
CP703
8
1
7
2
6
3
5
4
BR194
33Jx4
BR194
33Jx4
CP717
CP717
CP692
CP692
CP707
CP707
R1136
33J
R1136
33J
R111
4
7K
J
R111
4
7K
J
R583
X_0J
CP738
CP738
R544
100J
R544
100J
CP161
CP745
CP745
R1274
1KJ
R1045
4
7K
J
R1045
4
7K
J
R1133
33J
R1133
33J
CP693
CP693
CP737
CP737
CP654
CP654
CP724
CP724
R1259
0J
R1259
0J
E
B
C
10K
47K Q1010
DTC114YUA
10K
47K Q1010
DTC114YUA
R534
100J
J
5
6
14
7
IC69C
74LCX14
74LCX14
IC69C
74LCX14
74LCX14
CP694
CP694
9
8
14
7
IC69D
74LCX14
74LCX14
IC69D
74LCX14
74LCX14
R149
33J
R149
33J
CP152
E
B
C
10K
47K
Q1011
DTC114YUA
DTC114YUA
10K
47K
Q1011
DTC114YUA
DTC114YUA
E
B
C
10K
47K
Q14
DTC114YUA
DTC114YUA
10K
47K
Q14
DTC114YUA
DTC114YUA
CP713
A
K1
K2
D29
DAP202U
E
B
C
10K
47K
Q40
X_DTC114YUA
X_DTC114YUA
10K
47K
Q40
X_DTC114YUA
X_DTC114YUA
CP696
11
10
14
7
IC69E
74LCX14
74LCX14
IC69E
74LCX14
74LCX14
E
B
C
10K
47K Q41
DTC114YUA
10K
47K Q41
DTC114YUA
R1279
56J
R1279
56J
E
B
C
10K
47K
Q42
X_DTC114YUA
X_DTC114YUA
10K
47K
Q42
X_DTC114YUA
X_DTC114YUA
R555
100J
R555
100J
E
B
C
10K
47K
Q43
DTC114YUA
DTC114YUA
10K
47K
Q43
DTC114YUA
DTC114YUA
R584
X_0J
R1275
X_1KJ
R536
100J
J
CP716
CP716
R537
100J
J
1
2
14
7
IC20A
74LCX14
74LCX14
IC20A
74LCX14
74LCX14
A
K1
K2
D8
DAP202U
D8
DAP202U
R533
X_10KJ
R533
X_10KJ
CP167
CP167
CP691
CP691
C263
0.1uF(B)
C263
0.1uF(B)
R580
X_0J
CP725
CP725
R548
100J
R548
100J
11
10
14
7
IC80E
74LCX14
74LCX14
IC80E
74LCX14
74LCX14
R571
100J
R571
100J
CP695
13
12
14
7
IC69F
74LCX14
74LCX14
IC69F
74LCX14
74LCX14
A
K1
K2
D1016
DAP202U
D1016
DAP202U
R1273
X_1KJ
RIN1-
1
RIN1+
2
RIN2+
3
RIN2-
4
DOUT2-
5
DOUT2+
6
DOUT1+
7
DOUT1-
8
EN
9
DIN1
10
DIN2
11
VDD
12
GND
13
ROUT2
14
ROUT1
15
EN
16
IC75
SN65LVDS049PWR
IC75
CP383
CP383
C112
C112
0.1uF(B)
R5
7
81
0
0
J
R5
7
81
0
0
J
R1272
X_1KJ
R5
7
91
0
0
J
R5
7
91
0
0
J
13
12
14
7
IC67F
X_74LCX14
X_74LCX14
IC67F
X_74LCX14
X_74LCX14
5
6
14
7
IC67C
X_74LCX14
X_74LCX14
IC67C
X_74LCX14
X_74LCX14
R581
X_0J
CP714
CP714
CP715
CP715
R532
0J
R532
0J
R527
X_100J
J
8
1
7
2
6
3
5
4
BR195
33Jx4
BR195
33Jx4
R535
100J
J
3
4
14
7
IC69B
74LCX14
74LCX14
IC69B
74LCX14
74LCX14
CP405
CP405
A
K1
K2
D28
X_DAP202U
8
8
7
7
6
6
5
5
D
C
B
A
MFPC PWB (PCU, SCN, PIC signals)
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