Read Sharp AR-235 (serv.man5) Service Manual online
AR-235/275 CIRCUIT DIAGRAM - 3
C304
0.1u
C305
0.1u
C307
0.1u
C309
0.1u
C311
0.1u
C314
0.1u
C313
0.1u
C284
0.1u
C289
0.1u
C283
0.1u
C302
0.1u
C274
0.1u
C312
0.1u
C282
0.1u
C275
0.1u
C278
0.1u
C280
0.1u
C285
0.1u
C303
0.1u
C287
0.1u
C306
0.1u
C288
0.1u
C286
0.1u
C279
0.1u
C281
0.1u
C276
0.1u
C310
0.1u
C277
0.1u
C110
47u/16V
R315
1k
C308
47p
R272
10k
R1
1
1
10k
BR107
10kX4
1
8
2
7
3
6
4
5
BR109
10kX4
1
8
2
7
3
6
4
5
BR108
10kX4
1
8
2
7
3
6
4
5
BR1
15
10kX4
1
8
2
7
3
6
4
5
BR1
14
10kX4
1
8
2
7
3
6
4
5
BR1
13
10kX4
1
8
2
7
3
6
4
5
BR1
12
10kX4
1
8
2
7
3
6
4
5
BR1
1
1
10kX4
1
8
2
7
3
6
4
5
IC102
HG73C094FD
UAR
T0CTSB
1
P0OUT6
2
P0OUT5
3
P0OUT7
4
P3OUT4
6
P3OUT3
7
P3OUT2
9
P3OUT1
10
P3OUT0
11
P0OUT8
12
P2OUT5
13
P0OUT12
14
P0OUT1
1
15
P0OUT10
16
P0OUT9
17
P2OUT6
61
TIMEOUT
62
UAR
T2CTSB
63
UAR
T2SIN
64
ESACK0PB
46
ESCS0PB
48
UAR
T2R
TSB
49
UAR
T2SOUT
50
F
AXACK1PB
51
F
AXCS1PB
52
F
AXREQ1PB
53
F
AXREQ0PB
54
TRANSSTB
55
PRST
AR
TB
56
SCANSTB
58
SCANSPB
59
P1IN8
40
ESACK1PB
41
ESCS1PB
42
ESREQ0PB
43
ESREQ1PB
45
P3OUT7
19
P0IN15
20
PWMOUT
22
UAR
T3R
TSB
23
UAR
T3SOUT
24
UAR
T3CTSB
25
UAR
T3SIN
26
P1IN13
27
P1IN9
28
PCLACK1PB
29
PCLCS1PB
30
PCLREQ0PB
31
PCLREQ1PB
32
PCLACK0PB
33
PCLCS0PB
34
UAR
T1R
TSB
35
UAR
T1SOUT
36
UAR
T1CTSB
37
UAR
T1SIN
38
P1IN12
39
P1IN14
65
P1IN10
66
FAXACK0PB
67
FAXCS0PB
68
FAXREQ1B
70
FAXACK0B
71
FAXCS0B
73
FAXACK1B
74
FAXCS1B
75
FAXREQ0B
76
SHB
77
CS3B
78
LWRB
79
HWRB
80
RDB
81
CPUCLK
83
RSTB
84
CPUSYNCB
86
A1
87
A2
88
A3
89
A4
90
A5
91
A6
92
A7
93
PMC4TCLK
94
PMC3TCLK
96
PMC2TCLK
97
PMC1TCLK
99
PMC0TCLK
100
DREQ1B
101
DREQ0B
102
D15
103
D14
104
D13
105
D12
106
D11
107
D10
109
D9
110
D8
112
D7
113
D6
114
D5
115
D4
116
D3
117
D2
118
D1
119
D0
120
DSLED0
122
DSLED1
123
DSLED2
125
DSLED3
126
DSCLK
127
P1OUT0
128
DSIN0
129
DSIN1
130
DSIN2
131
DSIN3
132
P0IN0
134
P0IN2
135
P0IN1
137
PMC1POUT2
153
PMC1POUT1
152
P2IN2
151
P0IN10
150
P0IN9
148
P0IN14
147
Y0
145
PMC0POUT4
144
PMC0POUT3
143
PMC0POUT2
142
PMC0POUT1
141
P0OUT4
140
P0OUT3
139
P0OUT2
138
P1IN3
168
P1IN2
167
P1IN1
166
P1IN0
165
P0IN8
164
P0IN4
163
P0IN3
162
P1IN5
161
P1IN1
1
160
P1OUT4
159
P1OUT3
158
P1OUT2
157
P1OUT1
156
PMC1POUT4
155
PMC1POUT3
154
P2OUT9
182
P2OUT10
183
P2OUT1
1
184
P2OUT12
186
P2OUT13
187
P2OUT14
189
P2OUT15
190
PWM1OUT
191
SELOUT0
192
P2OUT7
180
PMC3POUT4
179
PMC3POUT3
178
PMC3POUT2
177
PMC3POUT1
176
PMC2POUT4
174
PMCPOUT3
173
PMC2POUT2
171
PMC2POUT1
170
P1IN15
169
P2OUT8
181
P1OUT9
199
P1OUT8
198
P2OUT3
196
P1OUT6
195
SELOUT2
194
SELOUT1
193
P0IN11
230
Y3
229
Y2
228
Y1
227
W
225
T
224
TEST1
222
P0OUT13
221
P1OUT7
220
P2OUT2
219
P2OUT1
218
P2OUT0
217
P1OUT15
216
P1OUT13
215
P0OUT15
214
P0OUT14
212
P1OUT14
211
P1OUT12
209
P1OUT5
208
PMC4POUT4
207
PMC4POUT3
206
PMC4POUT2
205
PMC4POUT1
204
P2OUT4
203
P1OUT11
202
P1OUT10
201
UART0SOUT
248
TMD02
247
TMD01
246
P1IN4
245
P2IN4
244
P0OUT1
243
P0OUT0
242
P0IN7
241
P0IN6
240
P0IN5
238
P2IN1
237
P2IN0
235
P1IN7
234
P1IN6
233
P0IN13
232
P0IN12
231
UART0SIN
256
P2IN3
255
P2IN7
254
P2IN6
253
P2IN5
251
UART0R
TSB
250
BR106
10kX4
1
8
2
7
3
6
4
5
C329
22p
C328
22p
NF102
ZJSR5101-223
D2
D3
D3
A6
D6
D8
D14
A3
D4
D5
D5
D13
A7
D12
D0
A2
D1
A4
D15
D9
A5
A1
D7
D10
D11
GA3.3V
GA3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
D[15..0]
/OPUSRDY
LPSEL
APCSTT
PR
/BIAS
CVSEL
MC
HVSEL3
HVSEL2
HVSEL1
/LDON
PFULL2
PCLSTS
/PCLSRDY
PCLCMD
/PCLP
AGE
/PCLDET
PSF
ANMD
/PCLCRDY
/PCLACK1P
/PCLCS1P
/PCLREQ0P
/PCLREQ1P
/PCLACK0P
/PCLCS0P
ESSTS
/ESSRDY
ESCMD
/ESPAGE
/ESDET
/ESCRDY
/ESACK1P
/ESCS1P
/ESREQ0P
/ESREQ1P
/ESACK0P
/ESCS0P
/F
AXCRDY
F
AXSTS
/F
AXACK1P
/F
AXCS1P
/TRANSST
/PRST
AR
T
/SCANST
/SCANSP
SHSEL
TIMEOUT
/F
AXSRDY
F
AXCMD
/F
AXPAGE
/F
AXDET
/F
AXREQ1
/F
AXACK0
/F
AXCS0
/F
AXACK1
/F
AXCS1
/F
AXREQ0
CPUCLK
/CPUSYNC
/L
WR
/MRESET
/CS3
/HWR
/RD
/SHASIC
OPCASCNT
DPXCNT
SFTCNT
SPFCNT
MIRCNT
/DREQ1
/DREQ0
A[19..1]
LED1
LED2
LED3
DSCLK
CL
DSIN0#
DSIN2A#
DSIN2B#
DSIN3#
SFTHP#
POUT2
POUT1
MIRMODA
MIRMODB
/MIRMODA
/MIRMODB
YSPF#
/SPFPOUT#
SPFOPEN#
/SPFCOVER#
TRA
YPAP
ER
SPFMODA
/SPFMODA
/SPFMODB
SPFPSOL
SPFRSOL
SPFGSOL
/FINDET
DRUM
CSW
POUTCOV
PDPX
/INCHJP
/ABJP
SPFCLH
SFTDA
/CV_COPY#
SFTDB
/SFTDA
/SFTDB
DPXDA
DPXDB
/DPXDA
/DPXDB
CV_COUNT
CV_ST
AR
T
CV_CA
CV_ST
APLE
CV_DPX
CV_SIZE1
CV_SIZE0
CV_SIZE2
CV_SIZE3
TF
ANMD
SELA
SELB
SELC
PCS1A
PCS1B
PCS1B
PCL1B
PCL2
PCL2
LUM1B
LUM2
PCS2
LUM2
PCS2
OPCASDB
/OPCASDB
/OPCASDA
PCS1H
PCL1H
PCL1H
TRCLA
LUM1H
TRCLB
PCL1A
LUM1A
PMD
MMD
PREMSOL
PCL1A
LUM1A
PMD
MMD
PREMSOL
PSRSOL
HPSOL
HPSOL
Y1A#
Y1B#
Y2#
Y1B#
Y2#
/PAP1H
/LUD1H
CSS1H
CSS1H
/MMRDY#
/PMRDY#
/PMRDY#
HPSIZE1
HPSIZE2
/HPIN
/HPEMPTY
/PIN
PGSOL1
PGSOL2
/PIN
PGSOL1
PGSOL2
DEV#
TMDO1
TMDO2
TMDO2
OPUSTS
/OPUCRDY
HPTRAY1
OPUCMD
OPCASDA
LED0
MIRMO2
MIRMO1
MIRMO0
GRID
SPFMODB
/F
AXREQ0P
/F
AXREQ1P
/F
AXCS0P
/F
AXACK0P
HL
/PCLSRDY
PCLCMD
/PCLP
AGE
/PCLDET
/ESSRDY
ESCMD
/ESPAGE
/ESDET
/F
AXSRDY
F
AXCMD
/F
AXPAGE
/F
AXDET
TC
TCLON
PCMON
HPTRAY2
/F
AXACK0P
/F
AXCS0P
PCMON
/PCLCS0P
/PCLACK0P /PCLREQ1P
/ESREQ1P
/ESACK0P
/ESCS0P
/F
AXREQ1P
/F
AXREQ0P
TP4
TP5
TP7
(1-4A)
(1-4A)
(1-4A)
(1-3A)
(1-1D)
(1-1D)
(1-3D,2-3D)
(1-3D,2-3D,8-3A)
(1-3D,8-3A)
(1-3D,2-3D,8-3A)
(1-2E,2-3D,4-3B)
(2-1C,5-4E)
(2-1C)
(2-1D)
(2-1D)
(2-2E,2-4D)
(2-2E)
(2-3D,4-3B)
(2-4D)
(2-4D)
(2-4D,4-3B)
(10-4C)
(10-2D)
(10-2D)
(7-2A)
(3-4B)
(3-3B)
(7-4A)
(7-4A)
(7-4A)
(7-4A)
(7-2D)
(7-3A)
(7-3A)
(7-3A)
(7-3A)
(7-3A)
(12-4A)
(7-4A)
(9-3B)
(9-3C)
(9-3C)
(9-3B)
(9-3B) (9-3C)
(9-3B)
(9-3C)
(9-3C)
(9-3C)
(9-3B)
(9-3C)
(9-2B)
(9-2C)
(9-2C)
(9-2B)
(9-2B)
(9-2B)
(9-2B)
(9-2C) (9-2C)
(9-2C)
(9-2B)
(9-2C)
(9-3B)
(9-3C)
(1-2A,2-4C)
(4-4A)
(4-4A)
(4-4A)
(4-4A)
(7-1D)
(7-4D)
(4-1E)
(4-1E)
(4-1E)
(4-1E)
(4-2D)
(12-4A)
(12-3B)
(1
1-2D)
(1
1-2D)
(1
1-2D)
(4-3A)
(4-3A)
(4-3A)
(4-3A)
(4-4E)
(4-4E)
(4-4E)
(4-4E)
(10-4C)
(4-3A)
(4-3A)
(4-3A)
(4-3A)
(4-3D)
(4-3D)
(4-3D)
(4-3D)
(1
1-1D)
(10-4E)
(12-4B)
(12-4A)
(12-4D)
(12-2B)
(12-2B)
(4-3D)
(4-4C)
(4-4C)
(4-4C)
(4-4C)
(6-3B)
(6-3B)
(6-3B)
(6-3B)
(7-2A)
(7-2A)
(7-2A)
(7-1A)
(7-1A)
(7-2D)
(7-2D)
(7-2D)
(7-2D)
(7-4D)
(4-1A)
(4-1A)
(4-1A)
(4-3D)
(4-2D)
(4-2D)
(4-2D)
(4-2D)
(4-2D)
(4-2D)
(4-2D)
(4-2D)
(4-2D)
(4-1A)
(4-1A)
(4-1A)
(4-1A)
(4-1A)
(4-1A)
(7-4A)
(7-2A)
(7-2A)
(7-1A)
(4-3D)
(4-2D)
(4-2D)
(4-3D)
(4-2D)
(4-3D)
(7-1D)
(7-1D)
(7-1D)
(7-4D)
(7-2A)
(7-2A)
(4-4E)
(4-4E)
(4-4E)
(4-4E)
(11-4A)
(11-4A)
(11-4A)
(11-4B)
(4-3D)
(4-3D)
(4-3D)
(11-3B)
(11-3B)
(11-3B)
(11-3B)
(11-4A)
(7-4D)
(7-4D)
(7-4D)
(4-3D)
(4-4C)
(4-4C)
(4-4C)
(10-4C)
(10-4C)
(11-3B)
(11-3B)
(11-4C)
A
A
B
B
C
C
D
D
E
E
4
4
3
3
2
2
1
1
I/O
ASIC
SECTION
3/13
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