Sharp AR-FX7 Service Manual page 86

Digital multifunctional system option
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8
FAX MAIN PWB (MCU I/F)
CN4
D
TX24-60R-12ST-H1
1
+24V
31
+24V
2
+24V
32
+24V
3
+5V
33
+5V
4
+5V
34
+5V / +5VS
5
+3.3V
35
+3.3V
6
+3.3V
36
+3.3V
7
RESET-
37
NC / EXTRS
8
PWOFF-
38
NC / FAXWU-
9
PRLINE-
39
SCLINE-
10
HSYNC-
40
READY-
11
SG
41
SG
12
SG
42
SG
13
C
FAXPAGE-
43
FAXDET-
R8 3
14
FAXCMD
44
FAXSTS
15
FAXCRDY-
45
FAXSRDY-
16
SG
46
SG
TP1211
17
4
5
GDATA0
TP1210
47
3
6
GDATA1
TP1209
18
2
7
GDATA2
48
TP1208
1
8
GDATA3
19
4
GDATA4
49
3
GDATA5
20
2
GDATA6
50
1
GDATA7
21
4
5
GDATA8
51
3
6
GDATA9
22
2
7
GDATA10
52
1
8
GDATA11
23
4
GDATA12
53
3
GDATA13
24
2
GDATA14
54
1
GDATA15
25
SG
55
SG
26
FAXPRD-
56
FAXREQ1P-
27
FAXACK1P-
57
FAXCS1P-
28
SG
B
58
FAXREQ0P-
29
FAXACK0P-
59
FAXCS0P-
30
SG
60
SG
A
8
7
R387
0(3216)
F0.1u/16
R388
0(3216)
R389
0(3216)
C243
F0.01u/50
F0.01u/50
R390
0(3216)
R391
0(3216)
F0.1u/16
F0.1u/16
FRESET-
K
+5VS
+5VS
AK
A
D21
DA204K
GN D
GN D
0
BR47
BR48
BR49
BR50
MNR04 10K
MNR04 10K
MNR04 10K
MNR04 10K
MNR04 33
BR104
5
6
MNR04 33
7
BR105
8
MNR04 33
BR106
5
6
MNR04 33
7
BR107
8
TP1055
GN D
7
AR-FX7 ELECTRICAL SECTION 11 - 9
6
+5VS
C321
C322
A33u/10
GN D
+24V
C6 3
C6 4
A10u/35
+5V
C6 5
C6 6
A33u/10
GN D
TP897
+3.3V
C7 0
C7 1
A33u/10
GN D
EXTRS
FAXWU-
K
AK
A
D22
DA204K
R1059
100
R1060
100
+3.3V
C418
C419
B1000/50
B1000/50
TP1215
GDATA0
GDATA1
TP1214
GN D
GDATA2
TP1213
GDATA3
TP1212
GDATA4
TP1207
GDATA5
TP1206
GDATA6
TP1205
GDATA7
TP1204
GDATA8
TP1200
GDATA9
TP1201
GDATA10
TP1202
GDATA11
TP1203
GDATA12
TP1219
GDATA13
TP1218
GDATA14
TP1217
GDATA15
TP1216
GDATA[0:15]
CN1 2
B3B-PH-K-S
1
1
2
2
3
3
6
5
+3.3V
TP1231
R284 100
C7 2
B1000/50
GN D
TP1230
R285 100
C7 3
B1000/50
+3.3V
GN D
2
TP748
4
R8 4
R(NM)
6
8
11
13
15
17
1
R8 5
19
10K
TC74LCX244FT
GN D
TP1232
3
R286 33
C8 1
C100/50
GN D
IC 26
18
16
14
12
9
7
5
TP160
3
20
+3.3V
C8 5
F0.1u/16
10
TC74LCX244FT
GN D
GN D
5
IC
11
TC
IC
13
TC
IC 22
18
1A1
1Y1
16
1A2
1Y2
14
1A3
1Y3
12
1A4
1Y4
9
2A1
2Y1
7
2A2
2Y2
5
2A3
2Y3
3
2A4
2Y4
20
1G
VCC
2G
10
GND
GN
IC 9B
4
+
TC74LCX14FT
2
1Y1
1A1
4
1Y2
1A2
6
1Y3
1A3
8
1Y4
1A4
11
2Y1
2A1
13
2Y2
2A2
15
2Y3
2A3
17
2Y4
2A4
1
VCC
1G
19
2G
GND
GN

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