Read Sharp MX-M182 / MX-M182D (serv.man6) Service Manual online
MX-M182 MAIN PWB 1 - 3
INT5V
5Vp-off
VCC3
VCC3
5VEN
VCC3
VCC3
VCC3
VCC3
TM
[10]
TM_
[10]
(TM)
[5]
(TM_)
[5]
SPMT2#
[7]
SPMT3
[1]
SPFON
[9
]
SPMT2/MIRCNT
[1]
MIRCNT
[10]
SPMT3#
[7]
SPMT0#
[7]
SPMT1#
[7]
SPMT1
[1]
SPMT0
[1]
MIRON
[9
]
(SELIN2B)
[7]
(SELIN3B)
[7]
(SELIN1B)
[7]
SELIN1
[1]
SELIN2
[1]
SELIN3
[1]
/VIDEO#
[12]
(/VIDEO#)
[7]
/LDEN
[12]
FSOL1
[2]
PSCL1
[2]
(FSOL1)
[8]
(PSCL1)
[8]
LPSEL
[9
]
/LEND
[12]
(LPSEL)
[7,
9
]
(/LDEN)
[7]
(SHOLD)
[7]
(SELIN1C)
[8]
(SELIN3C)
[8]
(SELIN2C)
[8]
(FSOL2)
[8]
(FSOL3)
[8]
(PSCL2)
[8]
(PSCL3)
[8]
FSOL2
[2]
FSOL3
[2]
PSCL2
[2]
PSCL3
[2]
(SPFPAPER)
#
[1]
(/SPFPOUT)
#
[2]
(SPFPAPER)
[7]
(/SPFPOUT)
[7]
CL
[10]
CLON
[9
]
PDOWNB
[9
]
PDOWNA
[9
]
(CL)
[7]
(CLON)
[7]
(PDOWNA)
[7]
(PDOWNB)
[7]
(PIN)#
[2]
(CPEMPTY)
#
[2]
(HPEMPTY)
#
[2]
(PDPX)#
[2]
(POUT)
[14]
(PIN)
[8]
(CPEMPTY)
[8]
(HPEMPTY)
[8]
(PDPX)
[14]
(POUT)#
[2]
MHPS
[7]
MHPS#
[1]
/SYNC
[7]
/SYNC#
[1,12]
(/SPFCOVER)
[7]
(SPFOPEN)
[7]
(YSPF)
[7]
(/SPFCOVER)
#
[2]
(SPFOPEN)
#
[2]
(USBIN)
[12]
(USBIN)#
[9
]
(YSPF)#
[9
]
(Y1)
[8]
(Y2)
[8]
(Y3)
[8]
(PSFM_LOCK)
[7]
(FM_LOCK)#
[2]
(Y1)#
[1]
(Y2)#
[1]
(Y3)#
[1]
POFF
[1,4]
(POFF)
[13]
(SPF/CopyLamp)
MIR/SPF Select
(LSU/TM/Cas1)
(2ndCassette)
Circuit for reliability of through hole
Evenness location capacitor
Level converter (3V to 5V)
Level converter (5V to 3V) / 3V series Buffer
Schmitt Buffer
R55
0
J
R55
0
J
NB175NB175
NB768NB768
R104
NM_R
R104
NM_R
NB632NB632
R57
100J
R57
100J
NB152NB152
NB183NB183
NB1
99
NB1
99
R81
100J
R81
100J
NB18
9
NB18
9
R108
0J
R108
0J
NB176NB176
R107
0J
R107
0J
NB143NB143
NB655NB655
NB150NB150
BR26
100Jx4
BR26
100Jx4
1
2
3
4
8
7
6
5
NB
200
NB
200
NB166NB166
TP63TP63
1
C
9
0
NM_C
C
9
0
NM_C
NB6
9
7
NB6
9
7
C107
NM_C
C107
NM_C
BR21
10kJx4
BR21
10kJx4
1
2
3
4
2
3
4
8
7
6
5
7
6
5
BR20
100Jx4
BR20
100Jx4
1
2
3
4
8
7
6
5
NB
201
NB
201
NB155NB155
TP62TP62
1
NB182NB182
C105
NM_C
C105
NM_C
IC16
74VHCT244
IC16
74VHCT244
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
1
9
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
VCC
20
GND
10
NB633NB633
C108
NM_C
C108
NM_C
C
9
1
NM_C
C
9
1
NM_C
NB167NB167
NB1
9
7
NB1
9
7
NB1
9
2
NB1
9
2
NB153NB153
R80
100J
R80
100J
IC27
TC7PG17F
U
IC27
TC7PG17F
U
A1
1
A2
3
Y1
6
Y2
4
GND
2
Vcc
5
C8
5
100p
C8
5
100p
NB1
9
3
NB1
9
3
C64
0.1
u
C64
0.1
u
C87
NM_C
C87
NM_C
NB250NB250
NB1
9
5
NB1
9
5
NB157NB157
NB180NB180
NB627NB627
C
9
7
NM_C
C
9
7
NM_C
NB1
9
4
NB1
9
4
NB63
9
NB63
9
NB280NB280
C8
4
100p
C8
4
100p
C10
9
NM_C
C10
9
NM_C
NB1
9
6
NB1
9
6
C88
NM_C
C88
NM_C
C
9
8
NM_C
C
9
8
NM_C
NB181NB181
NB174NB174
IC12
74VHCT244
IC12
74VHCT244
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
1
9
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
VCC
20
GND
10
C102
NM_C
C102
NM_C
C
99
NM_C
C
99
NM_C
R7
9
100J
R7
9
100J
NB145NB145
NB245NB245
R73
100J
R73
100J
NB1
98
NB1
98
IC15
74LCX244
IC15
74LCX244
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
1
9
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
VCC
20
GND
10
NB16
9
NB16
9
R53
100J
R53
100J
NB1
9
1
NB1
9
1
NB654NB654
NB154NB154
NB265NB265
NB628NB628
R
9
0
100J
R
9
0
100J
NB172NB172
R338
10kJ
R338
10kJ
NB626NB626
C77
0.1u
C77
0.1u
NB144NB144
R52
470J
R52
470J
NB1
9
0
NB1
9
0
IC13
74LCX244
IC13
74LCX244
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
1
9
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
VCC
20
GND
10
C100
NM_C
C100
NM_C
NB17
9
NB17
9
IC11
74LCX244
IC11
74LCX244
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
1
9
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
VCC
20
GND
10
C110
NM_C
C110
NM_C
NB263NB263
NB187NB187
C8
6
100p
C8
6
100p
NB641NB641
NB170NB170
R101
NM_R
R101
NM_R
NB703NB703
R337
10kJ
R337
10kJ
C
9
2
NM_C
C
9
2
NM_C
R77
100J
R77
100J
NB184NB184
NB224NB224
C8
0
100p
C8
0
100p
NB62
9
NB62
9
NB146NB146
C101
NM_C
C101
NM_C
NB177NB177
R70
NM_R
R70
NM_R
NB185NB185
BR57
10kJx4
BR57
10kJx4
1
2
3
4
2
3
4
8
7
6
5
7
6
5
C69
100p
C69
100p
NB168NB168
C
9
3
NM_C
C
9
3
NM_C
NB216NB216
R102
NM_R
R102
NM_R
NB156NB156
NB247NB247
NB264NB264
C23
9
0.1u
C23
9
0.1u
NB611NB611
R110
0J
R110
0J
NB147NB147
R
9
3
100J
R
9
3
100J
C78
0.1
u
C78
0.1
u
R6
9
0J
R6
9
0J
C
9
4
NM_C
C
9
4
NM_C
BR28
100Jx4
BR28
100Jx4
1
2
3
4
8
7
6
5
NB148NB148
C6
6
100p
C6
6
100p
C103
NM_C
C103
NM_C
NB171NB171
R76
100J
R76
100J
NB186NB186
C79
100p
C79
100p
R150
0J
R150
0J
NB188NB188
C278
0.1u
C278
0.1u
C83
0.1
u
C83
0.1
u
C62
0.1u
C62
0.1u
C63
0.1
u
C63
0.1
u
NB14
9
NB14
9
NB161NB161
C6
7
100p
C6
7
100p
C
9
5
NM_C
C
9
5
NM_C
R60
100J
R60
100J
TP64TP64
1
R74
100J
R74
100J
IC14
74VHCT244
IC14
74VHCT244
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
1
9
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
VCC
20
GND
10
R103
NM_R
R103
NM_R
BR27
100Jx4
BR27
100Jx4
1
2
3
4
8
7
6
5
NB173NB173
BR2
9
100Jx4
BR2
9
100Jx4
1
2
3
4
8
7
6
5
BR30
100Jx4
BR30
100Jx4
1
2
3
4
8
7
6
5
NB164NB164
NB162NB162
NB631NB631
NB764NB764
C6
8
100p
C6
8
100p
R5
9
100J
R5
9
100J
C
9
6
NM_C
C
9
6
NM_C
TP65TP65
1
C7
0
100p
C7
0
100p
NB268NB268
NB178NB178
NB151NB151
R56
0
J
R56
0
J
C106
NM_C
C106
NM_C
C8
1
100p
C8
1
100p
BR41
100Jx4
BR41
100Jx4
1
2
3
4
8
7
6
5
C104
NM_C
C104
NM_C
NB165NB165
R58
100J
R58
100J
C65
NM
_C
C65
NM
_C
C8
9
NM_C
C8
9
NM_C
3/16
1
2
3
4
1
2
3
4
AB
C
D
E
A
BC
D
E
MAIN PWB (
Buff
er section
)
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