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 –  84
(2)
SOLDER SURFACE / 半田面
MX-M753  CIRCUIT DIAGRAM AND PARTS LAYOUT / 回路図 と 部品配置図  
2 –  85
2. PCU PWB
A. CIRCUIT DIAGRAM / 回路図
CPU_
D1
D2
D0
D3
D4
D7
D6
D5
/LSU_RST
CS0#
CS3#
CS1#
MSWMONin
/FLS_WP
EP_SCL
RESET_TRG
A0
CPU_I
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
EP_SDA
CS6#
CS7#
CPU_E
CPU_A
RY/BY
CPU_B
CPU_C
CPU_D
CS2#
Vref
3.3V
CPU3.3V
3.3V
CPU3.3V
3.3V
3.3V
CPU3.3V
/RXD_FIN
<7>
/TXD_FIN
<7>
/TXD_DBG
<7>
POF
<6>
/CS6_CPLD
<5>
TRANS_DAT
<6>
RSV_DAT
<6>
SCK
<6>
PTPULSE
<7>
/PCU_TXD
<6>
/PCU_RXD
<6>
/TXD_LCC
<7>
/RXD_LCC
<7>
A[20:0]
<2,3,4,5>
RY/BY
<2>
MSWMONin
<7>
EP_SCL
<2>
/CS7_PMC1
<3>
HL_UM
<3>
HL_US
<3>
HL_UA
<3>
HL_UW
<11>
CHVACPWM
<8>
DVPWM
<8>
THV+PWM
<8>
/RXD_DBG
<7>
FWS
<3,14,17>
/PCU_RES
<6>
PCU_TRG
/LSU_RST
TRANS_RST
/PPDin
<6>
EP_SDA
<2>
/FLS_WP
<2>
GBPWM
<8>
/PCU_DTR
<6>
/PCU_DSR
<6>
reserve1_out#
<8>
reserve1_in#
<9>
/OBEN
<5>
TP103
TP612
R337
200J
TP631
TP645
TP470
TP737
TP829
TP620
TP674
TP656
TP869
TP728
IC50
BU4226
GND
1
VDD
2
CT
3
Vout
4
TP
9
08
TP667
TP584
TP755
TP763
R335
33J
5
TP6
9
2
TP816
TP630
TP636
TP739
TP830
TP
9
84
TP916
TP466
TP625
TP862
TP589
TP668
R347
10kJ
7
TP721
TP99
TP927
TP507
TP706
TP757
TP914
TP611
TP754
TP934
TP856
TP913
TP608
TP65
9
TP632
TP275
TP929
TP526
TP926
TP648
IC37
H8S/2373(HD6412373)
NC
101
P64/TMO0/IRQ12
105
P65/TMO1/IRQ13
106
PG1/CS1
108
PC6/A6
12
PC7/A7
13
PB3/A11
17
PB4/A12
19
PB5/A13
20
PB6/A14
21
PB7/A15
22
PA0/A16
23
PA1/A17
24
PA2/A18
26
PA3/A19
27
PA4/A20/IRQ4
28
PA5/A21/IRQ5
29
PA6/A22/IRQ6
30
PA7/A23/IRQ7
31
EMILE
32
PH0/CS4
35
PH2/CS6/(IRQ6)
37
PH3/CS7/(IRQ7)
38
WDT
O
V
F
3
9
NMI
40
P10/PO8/TIOCA0
42
P11/PO
9
/TIOCB0
43
P12/PO10/TIOCC0/TCLKA
44
P13/PO11/TIOCD0/TCLKB
45
P14/PO12/TIOCA1
46
P15/PO13/TIOCB1/TCLKC
47
P16/PO14/TIOCA2
48
P17/PO15/TIOCB2/TCLKD
4
9
P20/PO0/TIOCA3/(IRQ8)
51
P21/PO1/TIOCB3/(IRQ
9
)
52
P22/PO2/TIOCC3/(IRQ10)
53
P23/PO3/TIOCD3/TXD4/(IRQ11)
54
P24/PO4/TIOCA4/RXD4/(IRQ12)
55
P25/PO5/TIOCB4/(IRQ13)
56
P26/PO6/TIOCA5/(IRQ14)
57
P27/PO7/TIOCB5/(IRQ15)
58
P83/(IRQ3)/RxD3
5
9
P84/(IRQ4)
60
P85/(IRQ5)/SCK3
61
DCTL
62
PE0/D0
63
PE1/D1
64
PE2/D2
65
PE3/D3
66
PE4/D4
67
PE5/D5
68
PE6/D6
6
9
PE7/D7
71
PD0/D8
73
PD1/D9
74
PD2/D10
75
PD3/D11
76
PD4/D12
77
PD5/D13
78
PD6/D14
79
PD7/D15
80
P60/TMRI0/IRQ8
81
P61/TMRI1/IRQ9
82
P62/TMCI0/IRQ10
83
PF0/WAIT
84
PF1/IRQ14
85
PF2/IRQ15
86
PF3/LWR
87
PF4/HWR
88
PF5/RD
89
PF6/AS
90
RES
92
PF7_Fai
94
XTAL
96
EXTAL
97
NC
100
PG0/CS0
107
PC2/A2
7
PC1/A1
6
P80/(IRQ0)
3
P30/TxD0/IrTxD
142
P31/TxD1
141
P32/RxD0/IrRxD/SD
A
1
140
P33/RxD1/SCL1
13
9
P34/SCK0/SCK4/SD
A
0
138
P35/SCK1/SCL0
137
P53/ADTRG/IRQ3
136
P52/SCK2/IRQ2
135
P51/RxD2/IRQ1
134
P50/TxD2/IRQ0
133
PG6
132
PG5
131
PG4
130
P
9
7/AN15
128
P
9
6/AN14
127
P
9
5/AN13/D
A
3
126
P
9
4//AN12/D
A
2
125
P
9
3/AN11
124
P
9
2/AN10
123
P
9
1/AN
9
122
P
9
0/AN8
121
P47/AN7
120
P46/AN6/D
A
0
11
9
P45/AN5
118
P44/AN4
117
P43/AN3
116
P42/AN2
115
P41/AN1
114
P40/AN0
113
PG3/CS3
110
PG2/CS2
10
9
MD1
144
MD0
143
PB2/A10
16
PB1/A9
15
PB0/A8
14
PH1/CS5
36
MD2
1
PC0/A0
5
PC3/A3
8
PC4/A4
9
P81/(IRQ1)/TxD3
33
P82/(IRQ2)
34
STBY
103
P63/TMCI1/IRQ11
104
PC5/A5
11
Vcc
4
Vss
10
AV
s
s
12
9
Vss
18
Vss
25
Vcc
41
Vss
50
Vss
70
Vcc
72
Vss
2
Vref
112
AV
c
c
111
Vss
102
Vss
95
PLLVss
93
PLLVcc
91
Vcc
99
Vcc
98
TP788
TP756
TP210
TP773
TP122
TP628
TP664
TP839
TP906
BR65
33J x4
1
8
2
7
3
6
4
5
TP901
TP634
TP259
TP236
TP621
TP940
C
4
TP693
C
1
67
0.
1uF
R388
10kJ
TP615
TP690
C
1
73
100pF(
N
M
)
N
TP655
TP627
TP933
TP857
TP715
TP720
R397
33J
TP858
TP6
9
5
BR58
33J
x4
1
8
2
7
3
6
4
5
TP662
TP
9
85
TP764
TP651
TP705
C
1
86
0.
1uF
0.
1uF
TP730
TP945
TP828
TP599
TP635
TP654
C
1
72
0.
1uF
TP624
TP604
TP886
TP885
TP614
TP815
TP675
TP603
TP622
TP956
TP732
TP483
TP742
TP519
TP915
TP743
R336
33J
6
TP939
TP658
TP738
TP646
TP93
TP647
BR56
33J
x4
1
8
2
7
3
6
4
5
TP704
TP741
TP907
TP527
TP850
TP633
TP610
TP605
+
C2
1
9
47u/
16V
+
TP644
TP590
C1
9
6
100pF(
N
M
)
TP734
TP681
TP753
TP761
TP613
TP653
TP5
9
7
TP740
C1
9
7
100pF(
N
M
)
M
TP917
TP57
9
TP868
R442
33J
R442
33J
TP663
TP600
R360
0J
TP758
TP846
TP729
TP818
TP
9
83
TP641
TP938
TP657
TP66
9
TP598
C225
0.1uF
BR64
33J x4
1
8
2
7
3
6
4
5
TP700
TP607
TP642
TP629
R357
0J(NM)
TP650
TP6
9
1
TP110
TP719
TP838
BR54
33J x4
1
8
2
7
3
6
4
5
TP525
TP731
TP714
TP496
TP851
C176
100pF(NM)
TP130
BR53
33J x4
1
8
2
7
3
6
4
5
TP935
TP643
TP640
C
2
02
0.
1uF
TP759
C161
0.1uF
TP8
9
5
TP591
TP762
TP673
TP
9
86
C1
9
8
0
.1uF
BR63
33J x4
1
8
2
7
3
6
4
5
TP765
TP273
R398
10kJ
BR66
33J x4
1
8
2
7
3
6
4
5
R406
33J
BR50
33J x4
1
8
2
7
3
6
4
5
TP944
TP593
BR67
33J x4
1
8
2
7
3
6
4
5
TP827
A
B
C
4
3
2
1
PCU PWB (CPU section)
A
B
C
MX-M753  CIRCUIT DIAGRAM AND PARTS LAYOUT / 回路図 と 部品配置図  
2 –  86
CPLD_SCL
CPLD_SDA
CS7#
CPU_H
D1
D12
D6
D5
D2
D8
D13
D15
D14
D4
D9
D11
D3
D7
D10
D0
RY/BY
/RD
/HWR
EP_SCL
EP_SDA
CPU_F
CS3#
CS2#
CS1#
CS0#
A3
A1
A0
A7
A2
A6
A10
A5
A4
A11
A9
A8
A15
A14
A13
A12
A19
A18
A17
A16
A20
CPU_CLKOUT
D15
D13
D12
D8
D10
D14
D11
D9
CPU_H
/RD
/HWR
CPU_F
CPU_G
CPLD_SDA
CPU_J
CPLD_SCL
/RESET1
CS6#
MSWMONin
RESET#
/FLS_WP
CPU_CLKout
/LSU_RST
RESET_TRG
CPU_J
CPU_I
CPU_E
CPU_G
CPU_D
CPU_A
CPU_C
CPU_B
3.3V
CPU3.3V
CPU3.3V
CPU3.3V
3.3V
3.3V
CPU3.3V
3.3V
3.3V
3.3V
PCSin
<15>
TCSin
<15>
ReserveAN2in
<16>
PCS_LED#
<15>
TH_CL#
<15>
D[15:0]
<2,3,4,5>
HUD_DV#
<15>
/JOBEND_INT
<6>
/CS1_SRAM
<2>
/CS0_FLS
<2>
/CS3_EXP
<5>
/RD
<2,3,4,5>
/HWR
<2,3,4,5>
/CS2_PMC2
<4>
M1PWS#
<16>
TH_US
<14>
TH_LM
<14>
TH_DV#
<15>
TH_RA#
<16>
TH_UM
<14>
CPLD_SDA <5>
/RESET0
<2>
/PCU_RES
CPU_CLKout2
<3>
CPU_CLKout3
<4>
CPU_CLKout4
<5>
PCU_TRG
<6>
LSU_RST
<6>
TRANS_RST
<6>
TH_EX#
<16>
TSGout#
<15>
/ENG_RST
<3,4,5>
CPLD_SCL <5>
HUD_RA#
<16>
MPFPWS#
<16>
TP787
Q39
DTC143Z(NM)
IN
GND
OUT
BR52
10kJ x4
1
8
2
7
3
6
4
5
BR55
10kJ x4
1
8
2
7
3
6
4
5
C
1
70
100pF(
N
M
)
CT
3
ut
4
C203
1000pF(NM)
R322
10kJ
R440
2kJ
C221
100pF(NM)
TP767
R407
10kJ(NM)
R476
3.3kJ
TP555
C222
1000pF
TP601
TP601
R436
2kJ
TP539
TP539
BR70
10kJ x4
1
8
2
7
3
6
4
5
BR49
10kJ x4
1
8
2
7
3
6
4
5
TP914
R346
0J
0J
TP913
TP540
TP929
C146
0.1uF(NM)
R3
1
1
0
J
(N
M
)
BR68
10kJ x4
1
8
2
7
3
6
4
5
R348
10kJ
TP906
TP623
C227
4700pF
BR71
10kJ x4
1
8
2
7
3
6
4
5
R3
0
5
1
0
k
J
(NM
)
R3
0
5
1
0
k
J
(NM
)
P690
C
1
73
100pF(
N
M
)
N
TP771
R3
1
2
1
0
k
J
(NM
)
X1
AT-51
14.7456MHz
TP933
R381
10kJ
TP588
C153
22pF
R343
33J
R447
1kJ
C187
1000pF
TP772
R334
2kJ
TP736
BR69
10kJ x4
1
8
2
7
3
6
4
5
R454
10kJ
BR51
10kJ x4
1
8
2
7
3
6
4
5
TP699
C226
1000pF
C
1
71
100pF(
N
M
)
22
R389
3.3kJ
Q38
DTC143Z(NM)
IN
GND
OUT
P915
TP713
TP713
TP939
BR61
10kJ x4
1
8
2
7
3
6
4
5
C162
1000pF
R441
10kJ
BR62
10kJ x4
2
1
8
2
7
3
6
4
5
TP794
R341
33J
10
TP554
TP538
C
1
68
100pF(
N
M
)
IC46
TC7PA17FU
A1
1
A2
3
Y1
6
Y2
4
VCC
5
GND
2
TP568
TP602
R320
10kJ
R321
1MJ(NM)
R3
1
0
0
J
(N
M
)
C208
0.01uF
R344
0J
0J
R342
33J
TP578
TP938
BR72
10kJ x4
1
8
2
7
3
6
4
5
98
R3
0
8
0
J
(N
M
)
R3
0
8
0
J
(N
M
)
R345
100J(NM)
BR59
10kJ x4
1
8
2
7
3
6
4
5
TP547
42
Q43
DTC143Z
IN
GND
OUT
Q36
DTC143Z
IN
GND
OUT
BR57
10kJ x4
1
8
2
7
3
6
4
5
TP531
C166
100pF(NM)
TP573
IC32
CY25811(NM)
Xin
1
Xout
8
D_C
3
Vss
2
ModOut
5
FRS
6
VDD
7
SRS
4
P719
R316
1kJ(NM)
R418
33J
R438
10kJ
R333
2kJ
C152
22pF
TP548
C212
0.1uF
R3
0
9
0J(
N
M
)
R437
10kJ
TP944
C
D
E
4
3
2
1
1/19
C
D
E
MX-M753  CIRCUIT DIAGRAM AND PARTS LAYOUT / 回路図 と 部品配置図  
2 –  87
/CS0_FLS_B
RY/BY
BYTE
/HWR
A16
A1
A8
A12
A5
A13
A2
A4
A10
A3
A11
A9
A14
A15
A6
A18
A17
A20
A7
A19
A15
/RESET0
D8
D14
D10
D12
D9
D11
D13
D15
A9
A12
A1
A2
A4
A10
A14
A13
A6
A7
A11
A8
A5
A3
A16
/CS0_FLS_S
/RD
/FLS_WP
A0
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
EP_SDA
<1>
EP_SCL
<1>
/RESET0
<1>
D[15:0]
<1,3,4,5>
/CS1_SRAM
<1>
/RD
<1,3,4,5>
/HWR
<1,3,4,5>
A[20:0]
<1,3,4,5>
/CS0_FLS
<1>
RY/BY
<1>
/FLS_WP
<1>
Place near SOCKET1
BR24G64- W with Socket
C201
0.1uF
TP826
C200
0.1uF
R434
10kJ
R439
33J
LED1
LED(LT1F67AF)
R483
10kJ(NM)
3
IC47
AT24C64C-PU with Socket
A0
1
A1
2
A2
3
VSS
4
SDA
5
SCL
6
WP
7
VCC
8
C220
0.1uF
SOCKET1
FLASH CONNECTO
VS
V
NC11
11
NC12
12
A0
13
A1
14
A2
15
A3
16
A4
17
A5
18
RP
19
VS
A6
28
A9
29
V
A7
31
A8
32
A10
33
A11
34
A12
36
VS
1CE1L
40
A20
41
2CE1L
42
NC43
43
OE
44
RY/BY
45
WP
46
WE
47
BYTE
48
V
V
A13
65
A14
66
A15
67
A16
68
A17
69
A18
70
A19
71
NC
TP792
R463
10kJ(NM)
IC41
IS63WV1024BLL-12JLI
I/O0
6
A0
1
I/O1
7
A1
2
I/O2
10
A2
3
I/O3
11
A3
4
I/O4
22
A4
13
I/O5
23
A5
14
I/O6
26
A6
15
I/O7
27
A7
16
A8
17
A9
18
A10
19
A11
20
A12
21
A13
29
A14
30
CS1
5
OE
28
WE
12
VDD
8
GND
9
VDD
24
A15
31
A16
32
GND
25
TP
TP
TP807
R537
300J
TP813
R435
33J
TP817
R485
10kJ
5
TP845
R486
10kJ
6
R464
0J
R478
0J(NM)
TP894
A
B
C
4
3
2
1
PCU PWB (Memory section)
A
B
C
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