DOWNLOAD Sharp MX-M350N / MX-M350U / MX-M450N / MX-M450U (serv.man4) Service Manual ↓ Size: 4.11 MB | Pages: 127 in PDF or view online for FREE

Model
MX-M350N MX-M350U MX-M450N MX-M450U (serv.man4)
Pages
127
Size
4.11 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / Circuit Diagram
File
mx-m350n-mx-m350u-mx-m450n-mx-m450u-sm4.pdf
Date
PREV: Sharp MX-M350N / MX-M350U / MX-M450N / MX-M450U (serv.man3) Service Manual / Specification

Sharp MX-M350N / MX-M350U / MX-M450N / MX-M450U (serv.man4) Service Manual ▷ View online

MX-M350/M450  CIRCUIT DIAGRAM / 回路図  3 - 18
[RTC]
IOD6
Q3
Q6
IOD1
Q7
IOD2
IOD4
IOD1
IOD0
IOD3
Q0
IOD3
IOD5
IOD5
IOD2
Q1
IOD6
Q4
IOD7
IOD0
IOD4
Q5
Q2
IOD7
IOA14
IOA6
IOA2
IOA5
IOA15
IOA4
IOA3
IOA1
CODECS0
3
FONTCS7
3
FONTCS6
3
IOD[15:0]
7,10,11,26
CODECS2
3
IOD[15:0]
7,10,11,26
DSR5
12
TXD2
13
CODECS1
3
LCS2
LCS1
FONTCS4
3
FONTCS5
3
RXD5
12
TXD4
12
FONTCS2
3
DSR3
13
DSR2
13
FONTCS3
3
LCS0
RTS4
12
SIOCLK
3
RXD4
12
LCDLWR
10
RTS5
12
TXD5
12
TXD3
13
IODG
7
LCDMCS
10
CTS5
12
DTR2
13
LCDRD
10
FONTCS1
3
DTR3
13
LCDCS
10
PCIGNT0
3,4
PCIGNT1
16
PCIGNT4
15
PCIGNT6
24
PCIGNT7
15
PCIGNT2
23
MODEIN
1,22
DACK1
3
FXDG
25
RXD0
25
TXD0
25
RTS0
25
TXD1
25
RTS1
25
DREQ1
3
RXD3
13
DTR5
12
CTS1
25
RXD2
13
RXD1
25
CTS0
25
CTS4
12
INT1
1,22
INT0
1
INT2
1,22
RTCCS_CNT
13
PCIGNT5
14
+3.3V2
+3.3V2
VBT
+5V1
+3.3V2
+3.3V2
+3.3V2
+3.3V2
+5V1
+3.3V2
C345
10pF
R1238
0
NO ASM
ICT1824
ICT1020
ICT1817
ICT2108
C187
0.1uF
ICT620
C177
0.1uF
ICT924
ICT983
R214
33
ICT1201
ICT463
ICT1025
ICT2109
ICT1830
R821
0
ICT619
ICT1202
ICT611
ICT1829
ICT2110
ICT1112
ICT1203
R1240
10K
NO ASM
ICT2061
ICT614
ICT1204
ICT1831
ICT1022
ICT624
ICT1067
ICT610
ICT1832
C173
0.1uF
C164
0.1uF
ICT173
C198
0.1uF
ICT1321
ICT1068
ICT279
ICT174
ICT623
ICT1069
ICT612
X6
DT-38 32.768K
32.768KHz
R239
10K
R230
10K
ICT1070
C199
0.1uF
ICT190
R1092
10
ICT324
PCI ARBITER
LCD CONT
DECODER
   &
CPU I/F
RTC CONT
BTMC
IC32-2
uPD65946GN-P07-LMU-A
50
73
51
52
53
54
55
56
57
58
70
71
72
62
63
64
65
66
67
68
69
17
5
16
10
6
7
235
236
237
18
19
22
23
8
9
187
186
185
184
14
13
4
3
15
74
11
12
30
31
29
36
35
34
33
37
32
38
39
43
42
44
45
28
27
25
24
151
150
149
148
78
77
76
75
229
79
82
83
90
89
88
87
86
84
85
230
111
112
113
PCICLK
FRAME
REQ7
REQ6
REQ5
REQ4
REQ3
REQ2
REQ1
REQ0
PCIINT2
PCIINT1
PCIINT0
GNT7
GNT6
GNT5
GNT4
GNT3
GNT2
GNT1
GNT0
BOOTCS
AM15
ROMOE
AL3
AM14
AL6
INT2
INT1
INT0
D7
D6
D5
D4
AL5
AL4
LCDRD
LCDLWR
LCDMCS
LCDCS
IORD
IOWR
AH18
AH22
ROMWE
SSEL
AL2
AL1
CODECS2
CODECS1
CODECS3
FONTCS3
FONTCS4
FONTCS5
FONTCS6
FONTCS2
CODECS0
FONTCS1
FONTCS0
LCS2
LCS3
LCS1
LCS0
D0
D1
D2
D3
RTCCS
RTCCK
RTCWR
RTCDT
SET_DT10
SET_DT11
SET_DT12
SET_DT13
MODECLK
SET_DT9
SET_DT8
SET_DT7
SET_DT0
SET_DT1
SET_DT2
SET_DT3
SET_DT4
SET_DT6
SET_DT5
MODEIN
MEMDG
IODG
FXDG
IC40
NJU6356EM
1
7
6
5
2
3
8
4
I/O-
DATA
CLK
CE
XT
XT-
VDD
VSS
ICT191
R1093
10
R238
10K
D38
RLS-73
NO ASM
C189
0.1uF
ICT304
ICT1071
R1094
10
R1236
47K
NO ASM
CH.0
CH.1
CH.2
CH.3
CH.4
CH.5
SERIAL
IC32-3
uPD65946GN-P07-LMU-A
192
194
48
193
195
196
49
203
202
198
199
197
191
189
190
188
217
215
216
214
213
211
212
210
110
207
205
209
206
204
208
TXD0
RTS0
DREQ1
RXD0
CTS0
SCLK0
DACK1
SCLK1
CTS1
RXD1
RTS1
TXD1
DSR2
RXD2
DTR2
TXD2
DSR3
RXD3
DTR3
TXD3
CTS4
RXD4
RTS4
TXD4
TESTB
CTS5
RXD5
DSR5
RTS5
TXD5
DTR5
ICT323
ICT192
ICT1026
ICT226
R1096
10
C140
0.1uF
ICT616
ICT593
R1095
10
POWER
IC32-4
uPD65946GN-P07-LMU-A
21
40
61
81
100
120
1
240
220
201
181
160
140
2
20
26
41
80
59
60
122
101
121
139
161
179
180
200
221
239
VCC1
VCC2
VCC3
VCC4
VCC5
VCC6
GND1
VCC12
VCC11
VCC10
VCC9
VCC8
VCC7
GND2
GND3
GND4
GND5
GND8
GND6
GND7
GND11
GND9
GND10
GND12
GND13
GND14
GND15
GND16
GND17
GND18
ICT322
R1098
10
ICT621
R428
4.7K
NO ASM
R1142
47
NO ASM
R1097
10
ICT1072
ICT2252
C963
100pF
NO ASM
IC36
CAT28LV64P-20
10
9
8
7
6
5
4
3
25
24
21
23
2
20
22
27
11
12
13
15
16
17
18
19
1
28
14
26
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
CE
OE
WE
D0
D1
D2
D3
D4
D5
D6
D7
A14
VCC
GND
A13
R1100
10
ICT1648
ICT186
ICT594
ICT1023
C194
0.1uF
R1099
10
C1056
33pF
ICT2291
ICT618
ICT617
ICT613
R1102
10
ICT187
R1101
10
ICT313
R1104
10
R1103
10
ICT188
ICT1024
ICT1016
R1105
10
ICT1826
X7
SG_8002JC 14.7456M
14.7456MHz
1
2
3
4
OE
GND
CLK
VDD
ICT314
ICT982
ICT615
C190
0.1uF
ICT1017
R164
4.7K
R820
0
C163
0.1uF
ICT1825
C344
10pF
ICT1018
D37
RB451F
NO ASM
2
1
3
R1239
0
NO ASM
ICT1019
R240
10K
3
2
1
3
2
1
D
C
B
A
9/26
MX-M350/M450  CIRCUIT DIAGRAM / 回路図  3 - 19
LCD_CLK
invalid
OFF
ON
R281
R282
OFF
ON
LCD_CLK
valid
IOA3
IOA11
IOA10
IOA5
IOA12
IOA1
IOA14
IOA9
IOA4
IOA6
IOA13
IOA8
IOA2
IOA7
PCURST
15,21
LCDMCS
9
LCDLWR
9
LCDCS
9
SCNRST
21
IOA[17:1]
7,9,11,26
ENERGY
9
LCDRD
9
PIO7
PIO6
PROFF_CNT2
13
PIO7
FR_KM
25
ASIC2CLK
20
FAX_ON
21
FAXRST
21
PIO6
CPURST
1,2,9,15,16,22,23
LCD3.3
PONRST
2,9,11,21,22,26
+3.3V2
+3.3V2
+3.3V2
+5V1
+3.3V2
+3.3V2
+3.3V2
+3.3V2
+3.3V2
+3.3V2
+3.3V2
+3.3V2
+3.3V2
+5V1
+5V1
R281
10K
NO ASM
ICT2078
R254
10K
ICT708
ICT2079
R1153
0 NO ASM
ICT1737
R1157
0 NO ASM
R1143
47
NO ASM
ICT2041
R272
10K
ICT2296
C964
100pF
NO ASM
ICT980
R1150
22
NO ASM
R263
10K
ICT315
C217
0.1uF
NO ASM
10K
R260
ICT2042
C981
0.1uF
NO ASM
R283
10K
IC752
CY25811SC
NO ASM
1
2
3
4
5
6
7
8
XIN
VSS
S1
S0
SSCLK
FRSEL
VDD
XOUT
C222
0.1uF
ICT981
ICT1363
C215
0.1uF
R1155
0 NO ASM
ICT1362
C977
1000pF
NO ASM
ICT1933
C216
0.1uF
NO ASM
IC54
NJM2370R33
NO ASM
1
2
3
4
5
6
7
8
CTRL
GND
NC
NOISE
VOUT
NC
NC
VIN
ICT1361
ICT303
ICT985
R262
4.7K
NO ASM
ICT984
R480
10K
NO ASM
ICT1035
R1154
0 NO ASM
ICT497
C980
22pF
NO ASM
C979
0.1uF
NO ASM
R285
10K
R282
10K
ICT926
ICT1036
ICT2065
ICT986
R270
4.7K
R271
10K
ICT768
C210
0.1uF
ICT2076
R269
10K
POWER
IC53
HG73C095TE
114
2
19
21
26
39
51
53
60
73
81
87
99
49
63
65
20
25
27
38
46
50
54
55
56
57
58
120
1
3
4
5
6
7
8
9
10
11
12
13
14
15
17
30
31
32
33
37
40
41
42
43
44
45
47
34
35
36
117
118
70
68
66
64
71
69
75
74
78
77
82
80
88
83
79
89
91
90
93
92
96
95
97
94
24
22
23
100
101
102
103
104
105
107
108
16
18
111
119
72
67
61
59
52
76
84
86
48
28
29
109
110
112
113
116
62
85
106
98
115
CLOCK
RESET
GND1
GND2
GND3
GND4
GND5
GND6
GND7
GND9
GND10
GND12
GND13
WAIT
LCD_P3
LCD_P2
VCC1
VCC_RTC
VCC2
VCC3
VCC4
INT
IORD
IOWRH
IOWRL
IOCSREG
IOCSVR
ENERGY
SWAP
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
DATA15
DATA14
DATA13
DATA12
DATA8
DATA7
DATA6
DATA5
DATA4
DATA3
DATA2
DATA1
DATA11
DATA10
DATA9
SEL_CK
LCD_CLK
LCD_P0
LCD_P1
LCD_M2
LCD_M3
LCD_M0
LCD_M1
LP_M
LP_P
CP_M
CP_P
FRAME_P
M_M
DISP
FRAME_M
M_P
LCDEN
L33V
L21V
LCDVR4
LCDVR5
LCDVR1
LCDVR2
LCDVR0
LCDVR3
VSOFFN
XIN
XOUT
PIO7
PIO6
PIO5
PIO4
PIO3
PIO2
PIO1
PIO0
VCC0
GND0
GND14
GND15
VCC9
VCC8
VCC7
VCC6
VCC5
VCC10
VCC11
VCC12
DATA0
T
W
TSTMOD
TSTSEL2
TSTSEL1
TSTSEL0
M_SEL
GND8
GND11
VCC14
VCC13
VCC15
C221
0.1uF
BR93
10k
Ω
1
2
3
4
5
6
7
8
ICT707
ICT198
R273
10K
R481
10K
R259
10K
ICT987
ICT922
R261
10K
R1152
0 NO ASM
ICT2077
C978
1000pF
ICT988
R1156
0 NO ASM
ICT199
+
C223
10uF/16V
NO ASM
R948
10K
NO ASM
L748
BLM10B121SBPTM
NO ASM
1
2
ICT923
R1151
22
NO ASM
R284
10K
X702
SG_8002JC 8.5M
NO ASM
1
2
3
4
CONT
GND
OUT
VDD
R947
10K
5
4
3
5
4
3
D
C
B
A
MFP CONTROL PWB (ASIC2)
MX-M350/M450  CIRCUIT DIAGRAM / 回路図  3 - 20
LCDVR5
LCDVR3
LCDVR2
LCDVR4
LCDVR1
LCDVR0
LCDVR3
LCDVR0
LCDVR1
LCDVR2
LCDVR4
LCDVR5
IOD2
IOD3
IOD15
IOD14
IOD9
IOD6
IOD5
IOD12
IOD8
IOD11
IOD4
IOD10
IOD1
IOD0
IOD7
IOD13
WAIT
3
LCDDIS
12
SFT_RST
21
SM_P
12
SLCDD00
12
SLCDD01
12
SM_M
12
SLCDD11
12
SCP_M
12
SLCDD31
12
SLCDD30
12
SFRAME_P
12
SLP_M
12
SLP_P
12
SFRAME_M
12
SCP_P
12
SLCDD10
12
SLCDD21
12
SLCDD20
12
LCDVR[5:0]
LCD3.3
LCD_VEE
12,26
LCDVR[5:0]
IOD[15:0]
7,9,11,26
OPLEDON
13
+3.3V2
0(1608)
R1379
R276
2.2K
NO ASM
ICT312
ICT915
0(1608)
R1365
R268
1K
NO ASM
ICT171
0(1608)
R1366
ICT319
R280
18K
NO ASM
ICT172
ICT918
964
0pF
O ASM
0(1608)
R1367
R494
10K
ICT920
ICT221
0(1608)
R1368
R274
10K
NO ASM
ICT222
C215
0.1uF
ICT316
0(1608)
R1369
R279
1K
NO ASM
0(1608)
R1370
ICT916
ICT320
ICT917
ICT1356
0(1608)
R1371
ICT919
R278
510
NO ASM
ICT1357
0(1608)
R1372
R277
4.7K
NO ASM
ICT1358
0(1608)
R1373
ICT317
0(1608)
R1364
0(1608)
R1374
ICT305
Q6
UPA502T
NO ASM
1
4
5
3
2
R275
18K
NO ASM
ICT321
065
R981
10K
ICT327
ICT398
ICT307
0(1608)
R1375
ICT326
ICT399
ICT309
Q7
UPA502T
NO ASM
1
4
5
3
2
49
63
65
20
25
27
38
46
50
30
31
32
33
37
40
41
42
43
44
45
47
34
35
36
70
68
66
64
71
69
75
74
78
77
82
80
88
83
79
89
91
90
93
92
96
95
97
94
16
72
67
61
59
52
76
84
86
48
106
98
115
0(1608)
R1376
C211
0.1uF
ICT311
0(1608)
R1377
ICT306
ICT318
Q5
UPA502T
NO ASM
1
4
5
3
2
ICT308
0(1608)
R1378
ICT310
3
2
1
3
2
1
D
C
B
A
10/26
MX-M350/M450  CIRCUIT DIAGRAM / 回路図  3 - 21
IOA13
IOA10
IOA6
IOA5
IOA7
IOA4
IOA16
IOA2
IOA15
IOA8
IOA11
IOA17
IOA9
IOA3
IOA12
IOA14
IOA1
IOD1
IOD4
IOD6
IOD1
IOD2
IOD5
IOD7
IOD0
IOD2
IOD3
IOD7
IOD6
IOD5
IOD4
IOD3
IOD0
SRAM_PW
SDA_RWE
9
IOA[17:1]
7,9,10,26
PONRST
2,9,10,21,22,26
LOE
3,7,9,26
LCS3_LOW
26
LWE
3,9,26
IOA0
7
IOA0-
SRAM_CE2
21
IOA18
7
+5V1
+5V1
3.3BT
3.3BT
3.3BT
+5V1
+3.3V2
+3.3V2
ICT1291
BYPASS
IC23
NJM2370R04
NO ASM
1
7
8
2
3
4
6
5
CTRL
N.C
Vin
GND
N.C
NOISE
N.C
Vout
Q8
2SC2412K
3
2
1
D22
RB451F
NO ASM
2
1
3
R417
360
R418
560
ICT1290
D32
RD2.0S
R984
10K
NO ASM
R1222
0
NO ASM
C119
0.1uF
NO ASM
C219
0.1uF
ICT2027
D34
RB451F
NO ASM
2
1
3
D33
1SS355
NO ASM
R985
0
+
C311
47uF/16V
R1223
1K
R949
10K
Q9
2SB1198K
3
2
1
ICT1117
R1069
10
ICT1339
R983
1K
NO ASM
ICT851
ICT1859
ICT1289
ICT1862
ICT853
ICT1856
ICT1975
+
C224
10uF/16V
NO ASM
R124
4.7K
NO ASM
ICT852
ICT1855
ICT1857
IC55
N04L163WC2AT2-70I
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
A4
A3
A2
A1
A0
CE1
I/O0
I/O1
I/O2
I/O3
VCC
VSS
I/O4
I/O5
I/O6
I/O7
WE
A16
A15
A14
A13
A12
NC
A11
A10
A9
A8
CE2
I/O8
I/O9
I/O10
I/O11
VCC
VSS
I/O12
I/O13
I/O14
I/O15
LB
UB
OE
A7
A6
A5
IC11A
74LCX32MTC
1
2
3
ICT1854
ICT1858
ICT1366
ICT1853
ICT1852
+
-
IC39B
LM393D
5
6
7
8
4
R1220
0
NO ASM
ICT2097
ICT2098
R419
1K
ICT1089
ICT2096
ICT2099
C982
1000pF
ICT656
R1221
0
R1224
0
5
4
3
5
4
3
D
C
B
A
MFP CONTROL PWB (SRAM / BATTERY)
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