DOWNLOAD Sharp MX-M623U / MX-M753U (serv.man8) Service Manual ↓ Size: 10.06 MB | Pages: 127 in PDF or view online for FREE

Model
MX-M623U MX-M753U (serv.man8)
Pages
127
Size
10.06 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / CIRCUIT DIAGRAM
File
mx-m623u-mx-m753u-sm8.pdf
Date
PREV: Sharp MX-M623U / MX-M753U (serv.man7) Service Manual

Sharp MX-M623U / MX-M753U (serv.man8) Service Manual ▷ View online

MX-M753  CIRCUIT DIAGRAM AND PARTS LAYOUT / 回路図 と 部品配置図  
2 –  104
24V1
24V1
24V1
24V1
24V1
24V1
24V1
24V1
/PSPS
<17>
PSPS#
<7>
/DGS
<17>
DGS#
/MFPUS
<18>
MFPUS#
<7>
/T1PUS
<18>
T1PUS#
<7>
/T2PUS
<18>
T2PUS#
<7>
/M1PUS
<18>
M1PUS#
/M2PUS
<18>
M2PUS#
/MPFGS
<18>
MPFGS#
TP50
R72
0J(1608)
R7
TP78
TP44
TP866
R73
0J(1608)
3
D32
1SS355
R113
270J 1/4W
Q2
2SD1898
R114
270J 1/4W
TP35
R121
270J 1/4W
R467
0J(1608)
7
R461
0J(NM)
D42
1SS355
D46
1SS355
R104
0J(NM)
R518
0J(1608)
8
D41
1SS355
Q5
2SD1898
R524
390J 1/4W
R85
10kJ
TP30
ZD1
PTZ TE25 20B
TP29
R47
0J(NM)
R48
0J(NM)
R89
10kJ
R77
0J(1608)
7
TP844
R86
10kJ
ZD2
PTZ TE25 20B
R75
0J(1608)
5
TP778
TP60
R517
10kJ
R107
270J 1/4W
Q51
2SD1898
Q41
2SD1898
R74
0J(1608)
4
ZD12
PTZ TE25 20B
R109
270J 1/4W
TP21
TP20
R92
10kJ
TP28
ZD5
PTZ TE25 20B
ZD6
PTZ TE25 20B
Q7
2SD1898
ZD3
PTZ TE25 20B
R456
270J 1/4W
R88
0J(NM)
TP32
R90
0J(NM)
ZD11
PTZ TE25 20B
R118
10kJ
R87
10kJ
R449
10kJ
TP784
TP67
TP67
R504
0J(NM)
TP31
TP36
D29
1SS355
Q3
2SD1898
R115
0J(NM)
ZD4
PTZ TE25 20B
D114
1SS355
R105
390J 1/4W
D106
1SS355
Q6
2SD1898
D30
1SS355
TP5
Q4
2SD1898
TP777
TP2
TP876
TP11
R106
0J(1608)
TP39
C
D
E
4
3
2
1
10/19
C
D
E
MX-M753  CIRCUIT DIAGRAM AND PARTS LAYOUT / 回路図 と 部品配置図  
2 –  105
3.3V
24V1
24V1
24V1
24V1
5VN
5VN
5VN
3.3V
3.3V
3.3V
3.3V
HL_US#
<3>
HL_UA#
<3>
HLPR
<3>
HL_UM#
<3>
<5>
TM1a#
<7>
TM1b#
<7>
/TM1SA
<17>
/TM1SB
<17>
TM2a#
<7>
TM2b#
<7>
TM2Aout
<17>
TM2Bout
<17>
WEBM1A#
<7>
WEBM1B#
<7>
WEBM1Aout
<17>
WEBM1Bout
<17>
WEBM2A#
<7>
WEBM2B#
<7>
WEBM2Aout
<17>
WEBM2Bout
<17>
CRUM_SCL
<7>
CRUM_CLK
<17>
CRUM_DAT A <17>
CRUM_SDA
<3>
(/TNCRU)
<6>
(TNCRU_T#)
<7>
TNCRU
<17>
TCBias
<3>
/
(DA_SCL)
<3>
(DA_SDA)
<3>
DL#
<3>
HL_UW
<1>
TM1SA
<4>
/TM1SXA
<17>
/TM1SXB
<17>
TM1SB
<4>
TM1SXA
<4>
TM1SXB
<4>
R497
20kJ
R
1
R3
4
9
2kJ(
N
M
)
TP639
TP840
IC24
STA481A
1
1
I1
2
O1
3
I2
4
O2
5
I3
6
O3
7
I4
8
O4
9
10
10
R200
1.5kJ
TP852
+
C271
10u/35V
+
C277
0.1u/50V
D74
KDS123E
2
1
3
TP902
R226
2kJ
R209
0J
TP834
TP821
C77
0.1u/50V
+
C289
10u/35V
+
C287
0.1u/50V
IC62
BD6231F
VRFE
6
FIN
4
RIN
5
GND
8
OUT2
7
OUT1
1
VCC
2
VCC
3
R244
10kJ(NM)
R214
1.5kJ
R248
270J 1/4W(NM)
R554
4.7kJ
R232
100J
IC64
BD6231F
VRFE
6
FIN
4
RIN
5
GND
8
OUT2
7
OUT1
1
VCC
2
VCC
3
C76
0.1u/50V(NM)
D75
KDS123E
2
1
3
TP950
R219
1.5kJ
R351
33J(NM)
Q32
DTA143Z
1
R496
1kJ
6
Q19
DTC143Z
IN
GND
OUT
Q58
DTA143Z
2
1
3
R249
8.2J/3W(NM)
R208
0J
R221
100J
+
C88
10u/35V(NM)
+
TP888
TP847
TP299
TP617
R202
0J(NM)
TP300
R231
2kJ
R3
5
0
2kJ(
N
M
)
C105
82pF
R220
47kJ
IC21
BD6231F(NM)
VRFE
6
FIN
4
RIN
5
GND
8
OUT2
7
OUT1
1
VCC
2
VCC
3
Q49
KTC3875S
IC22
BD6231F
VRFE
6
FIN
4
RIN
5
GND
8
OUT2
7
OUT1
1
VCC
2
VCC
3
TP835
R222
1kJ(NM)
TP411
Q17
DTC143Z
IN
GND
OUT
+
C89
10u/35V
+
R352
33J(NM)
TP887
Q26
2SD1898(NM)
R194
1.5kJ
R361
4.7kJ
IC35
M62334FP(NM)
Ao1
Ao2
Ao3
Ao4
GND
5
SDA
6
SCL
7
VCC
8
R201
0J(NM)
C174
0.1uF(NM)
TP962
C111
82pF
R565
100J
IC52
TD62503FG
1B
1
2B
2
3B
3
4B
4
5B
5
6B
6
7B
7
G
8
NC
9
1C
16
2C
15
3C
14
4C
13
5C
12
6C
11
7C
10
WEBM1 Driver (Upper WEB)
WEBM2 Driver (Lower WEB)
TM1 Driver
TM2 Driver
CRUM
A
B
C
4
3
2
1
PCU PWB (Driver section 5)
A
B
C
MX-M753  CIRCUIT DIAGRAM AND PARTS LAYOUT / 回路図 と 部品配置図  
2 –  106
3.3V
3.3V
3.3V
3.3V
3.3V
24V1
12V
24V1
5VN
3.3V
12V
24V1
24V1
3.3V
24V1
HLout_UA
<17>
/HLPR
<7,17>
HLout_US
<17>
HLout_UM
<17>
FAX_LED
<3>
/FAX_LED
<17>
FTH_out
<5>
/INTPR1
<5>
INTPR1
<18>
INTPR2
<18>
/INTPR2
<5>
/TCBias
<17>
TURM
<17>
/TURM
<8>
DL_P
<17>
/DL
<17>
DL_OPEN
<5>
HLout_UW
<17>
R362
100J
R
5
44
20kJ
TP660
R564
100J
TP920
Q53
2SB1197K
(G)
(D)
(S)
Q60
2SK3018
R373
10kJ
C178
1000pF(NM)
R538
1.5kJ 1/4W
R535
10kJ
TP943
Q54
2SB1197K
TP616
TP921
R192
4.7kJ
R529
3kJ
R195
4.7kJ
+
-
IC36A
LM358(NM)
+
-
3
2
1
8
4
(G)
(D)
(S)
Q25
2SK3018(NM)
TP649
TP946
R539
1.5kJ 1/4W
-
+
IC48A
LM393(NM)
-
+
3
2
1
8
4
TP677
TP666
R193
300J
R364
56F 1/4W(NM)
TP896
TP919
R473
4.7kJ(NM)
+
-
IC36B
LM358(NM)
+
-
5
6
7
8
4
R526
3kJ
TP637
-
+
IC48B
LM393(NM)
-
+
5
6
7
8
4
Q33
KTC3875S(NM)
TP779
TP661
R557
100J 1/4W
Q13
DTA143Z
2
1
3
R550
560J(1/2W)
R367
0J(NM)
7
0J(NM)
Q56
KTA1551T
(G)
(D)
(S)
Q59
2SK3018
TP928
3Z
2
3
TP905
R191
300J
R558
100J 1/4W
R559
100J 1/4W
R531
3kJ
R480
47J 3W
Q55
2SB1197K
D116
1SS355
TP665
F6
0603SFF100FM
R525
3kJ
R532
10kJ
(G)
(D)
(S)
Q61
2SK3018
Q35
2SD1898
TP302
R363
100J
(G)
(D)
(S)
Q62
2SK3018
R542
560J(1/2W)
C223
1000pF(NM)
TP785
R530
10kJ
Q52
2SB1197K
Q14
DTA143Z
2
1
3
R560
100J 1/4W
R
5
43
20kJ
TP948
TP652
TP652
R237
47kJ
R536
10kJ
D115
RF071M2S
R479
0J(NM)
TP638
R472
20kJ(NM)
C177
1000pF(NM)
R371
0J(NM)
TP918
R374
0J
4
R366
4.7kJ(NM)
TP682
TP949
R466
4.7kJ(NM)
Q57
2SB1240
NM)
Ao1
1
Ao2
2
Ao3
3
Ao4
4
TP618
TP295
TP947
R358
1MJ(NM)
TP626
C
D
E
4
3
2
1
11/19
C
D
E
MX-M753  CIRCUIT DIAGRAM AND PARTS LAYOUT / 回路図 と 部品配置図  
2 –  107
5VN
5VN
5VN
5VN
5VN
3.3V
3.3V
5VN
3.3V
/AINPD
<17>
/AINPD#
<6>
/APPD2#
<6>
/APPD1#
<6>
/APPD2
<17>
/APPD1
<17>
/THPS2#
<6>
/THPS2
<17>
/PFD2
<17>
/DSW-ADU
<17>
/PFD2#
<6>
/DSW-ADU#
<6>
/T1LUD#
<6>
/MTOP2
<18>
/T1LUD
<18>
/T2LUD
<18>
/MTOP1
<18>
/MTOP1#
<6>
/T1PPD#
<6>
/PPD#
<6>
/T1PPD
<18>
/PPD
<18>
/MTOP2#
<6>
/T2LUD#
<6>
/TFSD#
<6>
/TNFS#
<6>
/TFSD
<17>
/TNFS
<17>
/MPFD2in
<4>
/M2PFD
<18>
/M1PFD
<18>
/M1PFDin
<4>
/MPRD2in
<4>
/MPRD1in
<4>
/MPRD2
<18>
/MPRD1
<18>
/M2PFDin
<4>
/LPPDin
<4>
/MPFD1
<18>
/MPFD2
<18>
/LPPD
<18>
/MPFD1#
<6>
MHV-T
<18>
MHV-Tin
<4>
C
3
1
1
00pF
C
5
100pF
D153
KDS123E(NM)
2
1
3
R639
1kJ
R6
3
k
J
R
6
06
20kJ
R39
1kJ
C
2
6
1
00pF
R393
1kJ
R5
7
1
0
k
J
(NM
)
R151
1kJ
R588
1kJ
C
1
1
1
00pF
R235
1kJ
R
5
56
20kJ
D123
KDS123E(NM)
2
1
3
C1
9
0
1
00pF
C1
9
0
1
00pF
D13
KDS123E(NM)
2
1
3
D20
KDS123E(NM)
2
1
3
R63
1kJ
R2
0
1
5
k
J
R
6
40
20kJ
R78
1kJ
D53
KDS123E(NM)
2
1
3
D27
KDS123E(NM)
2
1
3
D5
KDS123E(NM)
2
1
3
R41
1kJ
D18
KDS123E(NM)
2
1
3
R
5
66
20kJ
R
150
15kJ
C
6
100pF
C
6
100pF
R5
0
1
M
J
R5
8
9
20kJ
C
1
8
1
00pF
D128
KDS123E(NM)
2
1
3
D11
KDS123E(NM)
2
1
3
R
148
15kJ
R4
9
1M
J
R
7
20kJ
R
7
20kJ
R56
1kJ
D31
KDS123E(NM)
2
1
3
R8
2
1
k
J
1kJ
D122
KDS123E(NM)
2
1
3
R
5
75
20kJ
C1
9
100pF
R3
9
41
0
k
J
R31
1kJ
D19
KDS123E(NM)
2
1
3
C2
7
0
1
0
0
p
F
C2
5
7
1
0
0
p
F
D77
KDS123E(NM)
2
1
3
R5
3
k
J
C2
7
6
1
0
0
p
F
C2
5
3
1
0
0
p
F
R1
3
1
5
k
J
R2
1
1
0
k
J
R574
1kJ
R83
1kJ
D12
KDS123E(NM)
2
1
3
D4
KDS123E(NM)
2
1
3
R1
2
1
k
J
D126
KDS123E(NM)
2
1
3
C
3
0
1
00pF
C
3
0
1
00pF
C
4
100pF
R570
1kJ
R1
4
1
5
k
J
C
1
3
1
00pF
R32
1kJ
C2
4
9
100pF
R623
1kJ
C
1
13
100pF
D95
KDS123E(NM)
2
1
3
R43
1kJ
R555
1kJ
C5
9
100pF
D54
KDS123E(NM)
2
1
3
C
5
8
1
00pF
C
1
2
1
00pF
R34
1kJ
D6
KDS123E(NM)
2
1
3
C
2
5
1
00pF
2
R2
3
6
1
0
k
J
R149
1kJ
D130
KDS123E(NM)
2
1
3
D26
KDS123E(NM)
2
1
3
R64
1kJ
C2
6
1
1
0
0
p
F
R1
9
15kJ
R55
1kJ
A
B
C
4
3
2
1
PCU PWB (Input section 1)
A
B
C
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