Sharp AR-P350 / AR-P450 (serv.man7) Service Manual ▷ View online
SDIMM5
SDIMM6
PS-J ROM
FVCNT
H:ON
L:OFF
ASM ONLY FOR JAPAN
MEMD9
MEMD20
MEMD26
MEMD4
MEMD1
MEMD14
MEMD6
MEMD3
MEMD13
MEMD30
MEMD21
MEMD4
MEMD25
MEMD5
MEMD31
MEMD16
MEMD0
MEMD3
MEMD30
MEMD3
MEMD20
MEMD7
MEMD23
MEMD27
MEMD4
MEMD17
MEMD31
MEMD16
MEMD11
MEMD22
MEMD5
MEMD1
MEMD13
MEMD23
MEMD27
MEMD5
MEMD12
MEMD12
MEMD15
MEMD1
MEMD10
MEMD10
MEMD17
MEMD28
MEMD30
MEMD30
MEMD7
MEMD19
MEMD22
MEMD22
MEMD28
MEMD15
MEMD0
MEMD14
MEMD18
MEMD29
MEMD29
MEMD15
MEMD26
MEMD23
MEMD31
MEMD24
MEMD24
MEMD6
MEMD16
MEMD2
MEMD25
MEMD9
MEMD20
MEMD26
MEMD7
MEMD21
MEMD28
MEMD8
MEMD2
MEMD11
MEMD11
MEMD13
MEMD18
MEMD17
MEMD24
MEMD6
MEMD29
MEMD25
MEMD19
MEMD18
MEMD8
MEMD8
MEMD12
MEMD2
MEMD0
MEMD9
MEMD10
MEMD14
MEMD21
MEMD19
MEMD27
LA5
LA6
LA13
LA4
LA8
LA22
LA21
LA15
LA9
LA20
LA11
LA14
LA10
LA3
LA7
LA18
LA16
LA12
LA2
LA17
LA19
LA19
2
1
6
7
2
1
8
5
0
0
4
9
4
3
3
LA2
LA9
LA17
LA8
LA10
LA10
LA21
LA6
LA12
LA14
LA14
LA18
LA11
LA13
LA13
LA7
LA16
LA20
LA3
LA4
LA19
LA5
LA15
CTRL
1
N.C 7
Vin 8
GND
2
N.C
3
NOISE
4
N.C 6
Vout 5
D0 28
D1 78
D2 29
D3 79
D4 30
D5 80
D6 31
D7 81
D8 32
D9 82
D10 33
D11 83
D12 34
D13 84
D14 35
D15 85
D16 36
D17 86
D18 37
D19 87
D20 38
D21 88
D22 39
D23 89
D24 40
D25 90
D26 41
D27 91
D28 42
D29 92
D30 43
D31 93
1CEU_
18
1CEL_
68
2CEU_
19
2CEL_
69
3CEU_
20
3CEL_
70
4CEU_
21
4CEL_
71
OE_
22
WE_
23
RP
72
BYTE_
73
NC
26
WP_
24
RY/BY_
25
Vpp 4
Vpp 54
Vcc 5
Vcc 5
Vcc 6
Vcc 45
Vcc 46
Vcc 55
Vcc 56
Vcc 95
Vcc 96
GND 1
GND 2
GND 49
GND 49
GND 50
GND 51
GND 52
GND 99
GND 99
GND 100
A0
7
A1
57
A2
8
A3
58
A4
9
A5
59
A6
10
A7
60
A8
11
A9
61
A10
12
A11
62
A12
13
A13
63
A14
14
A15
64
A16
15
A17
65
A18
16
A19
66
A20
17
NC
97
NC
53
GND 98
A21
67
CE0_
74
CE1_
75
CE2_
76
CE3_
77
NC
3
NC
27
NC
47
GND 48
NC
44
NC
94
A0
12
A1
13
A2
14
A3
15
A4
16
A5
17
A6
18
A7
28
A8
31
A9
32
1CE
40
NC
41
2CE
42
NC
43
OE
44
WP
46
WE
47
NC
11
RP
19
D0
2
D1
3
D2
4
D3
5
D4
6
D5
7
D6
8
D7
9
D8
21
D9
22
D10
23
D11
24
D12
25
D13
26
D14
27
D15
35
D16
37
D17
38
D18
49
D19
50
D20
51
D21
52
D22
53
D23
54
D24
56
D25
57
D26
58
D27
60
D28
59
D29
62
D30
63
D31
64
RY/BY
45
BYTE
48
VCCW 55
VCC
10
NC
30
VCC
61
GND
1
GND
20
GND
39
A10
29
A11
33
A12
34
A13
36
A14
65
A15
66
A16
67
A17
68
A18
69
A19
70
A20
71
NC
72
A0
12
A1
13
A2
14
A3
15
A4
16
A5
17
A6
18
A7
28
A8
31
A9
32
1CE
40
NC
41
2CE
42
NC
43
OE
44
WP
46
WE
47
NC
11
RP
19
D0
2
D1
3
D2
4
D3
5
D4
6
D5
7
D6
8
D7
9
D8
21
D9
22
D10
23
D11
24
D12
25
D13
26
D14
27
D15
35
D16
37
D17
38
D18
49
D19
50
D20
51
D21
52
D22
53
D23
54
D24
56
D25
57
D26
58
D27
60
D28
59
D29
62
D30
63
D31
64
RY/BY
45
BYTE
48
VCCW 55
VCC
10
NC
30
VCC
61
GND
1
GND
20
GND
39
A10
29
A11
33
A12
34
A13
36
A14
65
A15
66
A16
67
A17
68
A18
69
A19
70
A20
71
NC
72
C138
0.1uF
C57
0.1uF
0.1uF
IC22
NJM2370R33
BYPASS
R114
4.7K
4.7K
C72
0.1uF
0.1uF
C55
0.1uF
C197
10uF/16V
10uF/16V
+
CN6
DDM-100G-133FNK31
CN5
DMM2-SD72A-1131
CN4
DMM2-SD72A-1131
C117
0.1uF
0.1uF
C139
0.1uF
C133
22uF/16V
+
3.3V
3.3V
3.3V
3.3V
VCC
FOE2
6
FWE2
6
FVCNT
8
FVCCW
10
FMCS0
8
FMCS2
8
FMCS4
8
FMCS6
8
C
C
D
D
E
E
5
4
3
2
1
&& !"#$%
POWER_LED
PRINTER CONTROL PWB (8/17)
ASIC
1-2 : DIAG OFF
2-3 : DIAG ON
1-2 : INPUT PORT LOW
2-3 : INPUT PORT HI
CD5
CD4
CD3
CD2
CD1
CD0
CD7
CD6
PCIREQ
PCIREQ
PCIREQ
PCIREQ
PCIREQ
PCIREQ
PCIREQ
PCIREQ
PCIREQ
IOA4
IOA15
IOA6
IOA6
IOA5
IOA1
IOA14
IOA2
IOA3
FL_MSK3
FL_MSK2
FL_MSK1
FL_MSK0
SRWE
IOA11
IOA3
IOA7
IOA9
IOA9
IOA10
IOA12
IOA12
IOA5
IOA4
IOA6
IOA6
IOA13
IOA1
IOA2
IOA8
IOA14
IOA15
FL_MSK6
FL_MSK5
SROE
EEPROMCS
FL_MSK4
5
6
COLDRST 232
PONRST
231
SYSCLK
238
GRESET 234
RESET
233
FWE
137
FOE
138
FMCS19 114
FMCS18 115
FMCS17 116
FMCS16 117
FMCS15 118
FMCS14 119
FMCS13 123
FMCS12 124
FMCS11 125
FMCS10 126
FMCS9 127
FMCS8 128
FMCS7 129
FMCS6 130
FMCS5 131
FMCS4 132
FMCS3 133
FMCS2 134
FMCS1 135
FMCS0 136
SRWE 146
SROE 147
SRCS1 144
SRCS0 145
EEPROMCS
141
RD_BY
99
POF
226
SERMSTR_IN
225
BT_OK
142
FB_IN
218
FAX_IN
219
MSW
227
FL_MSK6
91
FL_MSK5
92
FL_MSK4
93
FL_MSK3
94
FL_MSK2
95
FL_MSK1
96
FL_MSK0
97
DIPSW1
108
DIPSW0
109
WP 98
SCL 102
PWM 224
BT_CK 143
PM22EN 228
LED3 104
LED2 105
LED1 106
LED0 107
SDA 103
PIO7 173
PIO5 175
PIO5 175
PIO6 174
PIO3 177
PIO4 176
PIO1 182
PIO2 178
PIO0 183
PIO0 183
CD7 154
CD5 156
CD5 156
CD6 155
CD3 158
CD4 157
CD1 162
CD2 159
CD0 163
CD0 163
ACK
152
BUSY
153
PE
164
FAULT
165
SLCT
166
REVERSE 171
DREQ0
46
INIT
167
SLCTIN
168
AUTOFD
169
STB
170
DACK0
47
STC
172
EXTRST
222
SCANIN
223
3
1
2
3
1
2
A0
10
A1
9
A2
8
A3
7
A4
6
A5
5
A6
4
A7
3
A8
25
A9
24
A10
21
A11
23
A12
2
CE
20
OE
22
WE
27
A14
1
V
G
A13
26
1
2
R173
4.7K
R212
220
NO
ASM
R154
4.7K
4.7K
R219
100
R211
220
NO
ASM
R153
10K
R184
0 NO ASM
R198
4.7K
4.7K
C193
0.1uF
IC40C
74LCX14MTC
uPD65946GN-P07-LMU
IC30-1
CPU INIT
FLASH
SRAM
EEPROM
I/O PORT
PARALLEL
D10
LED
NO
ASM
u
R149
0
NO
ASM
R190
4.7K
4.7K
R148
0
NO
ASM
R151
10K
R155
10K
D11
LED
NO
ASM
R197
10K
JP4
TS3B-SQ
R210
220
NO
ASM
R147
0
NO
ASM
JP3
TS3B-SQ
D12
LED
NO
ASM
R185
0
R186
0 NO ASM
R152
10K
D13
LED
NO
ASM
IC34
CAT28C64
R220
100
D14
LTL-1LHEE-002A
IC40A
74LCX14MTC
R133
10K
R146
10K
R209
220
NO
ASM
VCC
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
FOE
6,7
FWE
16
WP
7
PWM
10
BT_CK
9
BUSY
11
ACK
11
PE
11
FAULT
11
SLCT
11
REVERSE
11
RD/BY
7
ASICCLK
16
TDPOF
1,17
BT_OK
9
MSW_MON
10
INIT
11
SLCTIN2
6
AUTOFD
11
STB
11
IORESET1 17
MODECLK
16
PFRAME0
4,12,13
PCLK_A
16
PCIINTB
12
PCIREQ[7:0]
4,12,13
LCS0
3
LCS1
3
LCS2
3
STC0
3
CPURST
1,2,12,13
DREQ0
3
DACK0
3
CD[7:0]
11
NPOR
15
PPMSEL
14
HDDPW
17
FVCNT
7
ICUOFF
13
CLKOFF
14,15
PCIINTA
12,13
IOA[15:1]
6
LOE
3,6
ROMWE
3,6
LA22
6,7
LWE
3
BOOTCS
3,6
ROMOE
3
LA18
6,7
EXTRST
17
IOA[15:1]
6
CODECS1
3
CODECS2
3
FONTCS6
3
FONTCS7
3
FONTCS2
3
FONTCS5
3
FONTCS1
3
EEPWP
3
PONRST
2,3,17
CODECS0
3
FONTCS3
3
FONTCS4
3
FMCS12
7
FMCS10
7
FMCS11
7
FMCS8
7
FMCS9
7
FMCS6
7
FMCS4
7
FMCS2
7
FMCS0
7
FMCS13
7
SLCTIN_P
6
A
A
B
B
C
C
5
4
3
2
1
& !"#$%
[RTC]
IOD2
PCIREQ3
PCIREQ1
PCIREQ1
IOD3
IOD7
PCIREQ7
IOD0
PCIREQ4
PCIREQ6
IOD1
PCIREQ0
IOD4
IOD6
PCIREQ5
IOD5
PCIREQ2
RTCCS
RTCDT
IOA4
IOA15
IOA6
IOA6
IOA5
IOA1
IOA14
IOA2
IOA3
RTCWR
RTCCK
IOD0
IOD1
IOD2
IOD4
IOD4
IOD3
IOD5
IOD5
IOD6
IOD7
SRWE
IOA11
IOA3
IOA7
IOA9
IOA9
IOA10
IOA12
IOA12
IOA5
IOA4
IOA6
IOA6
IOA13
IOA1
IOA2
IOA8
IOA14
IOA15
SROE
EEPROMCS
PCICLK
50
FRAME
73
REQ7
51
REQ6
52
REQ5
53
REQ4
54
REQ3
55
REQ2
56
REQ1
57
REQ0
58
PCIINT2
70
PCIINT1
71
PCIINT0
72
GNT7 62
GNT6 63
GNT5 64
GNT4 65
GNT3 66
GNT2 67
GNT1 68
GNT0 69
BOOTCS
17
AM15
5
ROMOE
16
AL3
10
AM14
6
AL6
7
INT2 235
INT1 236
INT0 237
D7 18
D6 19
D5 22
D4 23
AL5
8
AL4
9
LCDRD 187
LCDLWR 186
LCDMCS 185
LCDCS
184
IORD
14
IOWR
13
AH18
4
AH22
3
ROMWE
15
SSEL
74
AL2
11
AL1
12
CODECS2
30
CODECS1
31
CODECS3
29
FONTCS3
36
FONTCS4
35
FONTCS5
34
FONTCS6
33
FONTCS2
37
CODECS0
32
FONTCS1
38
FONTCS0
39
LCS2
43
LCS3
42
LCS1
44
LCS0
45
D0 28
D1 27
D2 25
D3 24
RTCCS 151
RTCCK 150
RTCWR 149
RTCDT 148
SET_DT10
78
SET_DT11
77
SET_DT12
76
SET_DT13
75
MODECLK
229
SET_DT9
79
SET_DT8
82
SET_DT7
83
SET_DT0
90
SET_DT1
89
SET_DT2
88
SET_DT3
87
SET_DT4
86
SET_DT6
84
SET_DT5
85
MODEIN
230
MEMDG 111
IODG
112
FXDG 113
TXD0 192
RTS0 194
DREQ1 48
RXD0
193
CTS0
195
SCLK0
196
DACK1
49
SCLK1
203
CTS1
202
RXD1
198
RTS1 199
TXD1 197
DSR2
191
RXD2
189
DTR2 190
TXD2 188
DSR3
217
RXD3
215
DTR3 216
TXD3 214
CTS4
213
RXD4
211
RTS4 212
TXD4 210
TESTB
110
CTS5
207
RXD5
205
DSR5
209
RTS5 206
TXD5 204
DTR5 208
DTR5 208
VCC1 21
VCC2 40
VCC3 61
VCC4 81
VCC5 100
VCC6 120
GND1
1
VCC12 240
VCC11 220
VCC10 201
VCC9 181
VCC8 160
VCC7 140
GND2
2
GND3
20
GND4
26
GND5
41
GND8
80
GND6
59
GND7
60
GND11
122
GND9
101
GND10
121
GND12
139
GND13
161
GND14
179
GND15
180
GND16
200
GND17
221
GND18
239
A0
10
A1
9
A2
8
A3
7
A4
6
A5
5
A6
4
A7
3
A8
25
A9
24
A10
21
A11
23
A12
2
CE
20
OE
22
WE
27
D0 11
D1 12
D2 13
D3 15
D4 16
D5 17
D6 18
D7 19
A14
1
VCC 28
GND 14
A13
26
OE
1
GND
2
CLK 3
VDD 4
I/O-
1 DATA
7
CLK
6
CE
5
XT
2
XT-
3
VDD 8
VSS 4
C179
0.1uF
0.1uF
C171
0.1uF
0.1uF
R199
33
R173
4.7K
C168
0.1uF
0.1uF
C159
0.1uF
C187
0.1uF
R184
0 NO ASM
IC30-2
uPD65946GN-P07-LMU
PCI ARBITER
LCD CONT
DECODER
&
CPU I/F
RTC CONT
BTMC
C177
0.1uF
0.1uF
IC30-3
uPD65946GN-P07-LMU
CH.0
CH.1
CH.2
CH.3
CH.4
CH.5
SERIAL
C137
0.1uF
0.1uF
IC30-4
uPD65946GN-P07-LMU
POWER
R164
4.7K
C183
0.1uF
0.1uF
R186
0 NO ASM
X6
DT-38 32.768K
32.768KHz
R223
10K
R222
10K
IC34
CAT28C64BP-12
R208
10K
X7
SG_8002JC 14.7456M
14.7456MHz
C189
0.1uF
0.1uF
C178
0.1uF
0.1uF
IC37
NJU6356EM
R221
10K
C158
0.1uF
0.1uF
VBT
VCC
VCC
VCC
3.3V
3.3V
3.3V
3.3V
TXD3
10
DTR3
10
RTS4
9
TXD4
9
TXD5
9
RTS5
9
DTR5
9
RXD5
9
CTS5
9
DSR5
9
RXD4
9
CTS4
9
DSR3
10
RXD3
10
MODECLK
16
PFRAME0
4,12,13
PCLK_A
16
IODG
6
PCIINTB
PCIREQ[7:0]
4,12,13
LCS0
3
LCS1
3
LCS2
3
IOD[7:0]
6
INT2
1
INT1
1
INT0
1
SIOCLK
3
KOFF
14,15
PCIINTA
3
IOA[15:1]
LOE
ROMWE
LA22
LWE
BOOTCS
ROMOE
LA18
IOD[7:0]
6
CODECS1
3
CODECS2
3
FONTCS6
3
FONTCS7
3
FONTCS2
3
FONTCS5
3
FONTCS1
3
CODECS0
3
FONTCS3
3
FONTCS4
3
PCIGNT7
12
PCIGNT6
12
PCIGNT4
12
PCIGNT3
12
PCIGNT1
13
PCIGNT0
4
C
C
D
D
E
E
5
4
3
2
1
&' !"#$%
A
B
C
C
A
B
3
2
1
5
4
R188
1K
IC36B
LM393D
+
-
-
D7
DAP202U
C175
10uF/16V
+
D8
RLS-73
R183 10K
BT1
CR2032-H03
R187
10K
R200
3.3K
R189
1K
Q2
DTC114EKA
IC36A
LM393D
+
-
-
JP5
TS3B-SQ
R192
82K
C182
0.1uF
0.1uF
VCC
VCC
VCC
VCC
VBT
+12V
BT_OK
8
BT_CK
8
DTR5
8
RTS5
8
TXD5
8
DSR5
8
CTS5
8
RXD5
8
5
6
6
7
8
4
2
1
3
1
2
3
3
2
2
1
8
4
3
1
2
BATTERY
PRINTER CONTROL PWB (9/17)
BATTERY / SIO
1-2 : BATTERY ON
2-3 : BATTERY OFF
&( !"#$%
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