MX-M623U, MX-M753U (serv.man8). CIRCUIT DIAGRAM - Sharp Copying Equipment Service Manual (repair manual). Page 105

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MX-M753  CIRCUIT DIAGRAM AND PARTS LAYOUT / 回路図 と 部品配置図  
2 –  96
JOBEND_INT#
JOBEND_INT#
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
RRMA#
<3>
RRMB#
<3>
RRMXA#
<3>
RRMXB#
<3>
RRMA
<17>
RRMB
<17>
RRMXA
<17>
RRMXB
<17>
VPMA#
<4>
VPMA
<17>
VPMB#
<4>
VPMXA#
<4>
VPMXB#
<4>
VPMB
<17>
VPMXA
<17>
VPMXB
<17>
ADM2A#
<4>
ADM2B#
<4>
ADM2XA#
<4>
ADM2XB#
<4>
ADM2A
<17>
ADM2B
<17>
ADM2XA
<17>
ADM2XB
<17>
TRMA#
<3>
TRMA
<17>
TRMB#
<3>
TRMXA#
<3>
TRMXB#
<3>
TRMB
<17>
TRMXA
<17>
TRMXB
<17>
POM2A#
<4>
POM2B#
<4>
POM2XA#
<4>
POM2XB#
<4>
POM2A
<17>
POM2B
<17>
POM2XA
<17>
POM2XB
<17>
ADM1A#
<4>
ADM1A
<17>
ADM1B#
<4>
ADM1XA#
<4>
ADM1XB#
<4>
ADM1B
<17>
ADM1XA
<17>
ADM1XB
<17>
/TFSD#
<12>
/TNFS#
<12>
reserve2_in##
<3>
/TFSDin
<3>
/TNFSin
<4>
POM1A#
<4>
POM1A
<17>
POM1B#
<4>
POM1XA#
<4>
POM1XB#
<4>
POM1B
<17>
POM1XA
<17>
POM1XB
<17>
/PCU_DTR
<1>
LSU_RST
<17>
RSV_DAT
<1>
/TRANS_RST
<17>
/POF
<17>
/SCK
<17>
/PCU_TRG
<17>
/PCU_TXD
<1>
/PCU_RES
<1>
/JOBEND_INT
<1>
PCU_RXD
<17,18>
PCU_DSR
<17,18>
/TRANS_DAT
<17>
(/TNCRU)
<11>
(/TNCRUin)
<4>
TP457
TP145
TP123
TP80
TP80
IC4
TC74LCX244FT
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
19
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
VCC
20
GND
10
TP115
TP452
TP114
TP164
TP75
TP75
TP119
TP95
R303
33J
TP474
TP41
TP137
TP131
C65
0.1uF
TP475
TP19
TP82
TP82
IC7
TC74LCX244FT
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
19
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
VCC
20
GND
10
TP419
TP51
TP51
BR4
33J x4
1
2
3
4
8
7
6
5
BR2
33J x4
1
2
3
4
8
7
6
5
BR6
33J x4
1
2
3
4
8
7
6
5
TP136
IC2
TC74LCX244FT
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
19
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
VCC
20
GND
10
TP37
TP52
TP52
C127
100pF(NM)
TP473
TP105
TP484
TP182
C50
0.1uF
TP456
TP68
TP68
TP101
TP431
TP165
BR7
33J x4
1
2
3
4
8
7
6
5
TP505
BR3
33J x4
1
2
3
4
8
7
6
5
C53
0.1uF
4
0
2
TP79
TP79
TP24
BR37
33J x4
7
1
2
3
4
8
7
6
5
BR33 33J x4
1
2
3
4
8
7
6
5
TP61
TP61
IC12
TC74LCX244FT
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
19
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
VCC
20
GND
10
TP174
BR8
33J x4
1
2
3
4
8
7
6
5
TP94
TP118
R1
3
7
1
0
k
J
TP106
C44
0.1uF
TP146
BR1
33J x4
1
2
3
4
8
7
6
5
TP155
4
0
2
TP446
C
D
E
4
3
2
1
6/19
C
D
E

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