Sharp A260 Service Manual - Page 44

FAX Modem block

Page 44 highlights

UX-A260U 6 - 3 manuals4you.com A B C FAX Modem block 6 CNLIUA-12 CNLIUA-13 CNLIUA-1 CNLIUA-10 CIHSRHSPIN RA4 270 5 4 6 3 7 2 8 1 N.M. C169 1000p/50V C190 C203 C205 DG DG (6-1I) SPMUTE 5 (6-1A) SIGMUTE (6-3E) DTMFMUTE (6-3E) RCVOL CNLIUA-6 CNLIUA-9 TELMUTE CML N.M. C206 C209 DG DG CNTH-5 THRANK 4 CNLIUA-15 DPON R177 (5-5E) THCHK CNLIUA-16 DPMUTE C204 R176 C202 N.M. DG DG (5-5E) LEDON (5-3D) VTHON (4-3C) FRSNS- (4-4C) ORGSNS- 3 (4-5C) DR/RBN (4-6C) CSWI (6-2D) W-TONE CNPRG-1 CNPRG-3 FLTXD FLRXD C127 C128 N.M. THLOOK (2-4D) FCS- DG 2 (4-6C) PHTSNSi (6-1G) VOLA (6-1G) VOLB (6-1G) VOLC R183 270 R178 470 R186 270 R190 150 R191 150 R199 N.M. (5-1i) TMICHK 1 CNLIUA-4 MICMUTE R189 270 A B C D E F G 53 GPIO15 / CS5 52 GPIO16 51 GPIO17 54 GPIO13 162 GPIO34 68 GPO25 154 GPO27 159 GPIO31 157 GPO30 155 GPO28 55 GPIO37 160 GPIO32 167 GPO0 156 GPO29 IC3 SCE214V(2/2) MODEM BLOCK SA1CLK 102 FSYNC (IIA) 76 IA1CLK 98 ICLK (IIA) 92 IACLK 96 MCLK (IIA) 71 SR1IO 101 CTRLI (IIA) 72 SR4OUT 100 SIN (IIA) 75 SR3IN 99 SOUT (IIA) 74 IARESET 95 POR (IIA) 77 C137 N.M. DG N.C. 37 MCDE0 91 TESTC 73 168 GPO1 56 VTHON 163 164 65 66 GPIO35 GPIO36 GPIO11 GPIO19 109 GPIO3 111 SASTXD 110 SASRXD 94 112 113 152 153 151 FCS GPIO9 GPIO8 GPIO28 GPO26 GPIO27 150 169 170 VOL-A VOL-B VOL-C 104 103 106 SASTXD2 SASRXD2 DSS_PARK 105 SASCLK2 158 GPIO29 DG MIC_INP (IIA) 80 MIC_INM (IIA) 81 C164 0.1u/16V-K MIC_BIAS (IIA) 82 R154 2.2K SPKR_OUTP (IIA) 88 SPKR_OUTM (IIA) 89 LINE_INP (IIA) 79 LINE_OUTP (IIA) 87 R153 1K DG AVDD (IIA) 85 AVSS1 (IIA) 86 AVSS2 (IIA) 78 VREF (IIA) 83 AGND (IIA) 84 C162 0.1u/50V L104 + C4 15 10u/50V + C6 10u/50V C163 + C165 C7 0.1u/50V 0.1u/50V 10u/50V DVDD (IIA) 90 DVSS(IIA) 93 C139 0.1u/50V DG +3.3V +3.3V DG D E F G H SIGRX (6-5E) SIGTX (6-3E) TELOUTi (6-6E) SPOUT (6-2E) H I 3/6 6 5 4 3 2 1 I

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UX-A260U
FAX Modem block
3/6
6 – 3
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
I
I
6
6
5
5
4
4
3
3
2
2
1
1
CNL
CI-
HS-
RHS-
PIN
TELMUTE
CML
THRANK
DPON
DPMUTE
FLTXD
FLRXD
MICMUTE
<CS5>
<CS5A>
IUA-12
CNLIUA-13
CNLIUA-10
CNLIUA-6
CNLIUA-9
CNPRG-1
CNPRG-3
CNLIUA-1
W-TONE
THLOOK
CNTH-5
RCVOL
CNLIUA-16
CNLIUA-15
VOLC
TMICHK
SIGMUTE
SIGTX
LEDON
VOLB
SPMUTE
THCHK
CSWI
FRSNS-
ORGSNS-
SIGRX
DR/RBN
SPOUT
VOLA
DTMFMUTE
VTHON
TELOUTi
FCS-
CNLIUA-4
(5-1i)
PHTSNSi
+3.3V
+3.3V
DG
DG
DG
DG
(6-3E)
(6-6E)
(6-2E)
(6-5E)
C128
+
C7
10u/50V
C127
R153
1K
L104
15
R186
270
R154
2.2K
R177
+
C6
10u/50V
C204
R189
270
R183
270
R178
470
C203
+
C4
10u/50V
C162
0.1u/50V
C163
0.1u/50V
C139
0.1u/50V
C164
0.1u/16V-K
R176
C165
0.1u/50V
C169
1000p
/50V
C137
N.M.
C205
N.M.
R190
150
C209
C206
N.M.
N.M.
C190
R191
150
R199
RA4
270
5
1
8
7
6
2
3
4
IC3
SCE214V(2/2)
MODEM BLOCK
GPIO15 / CS5
53
GPIO16
52
AVDD (IIA)
85
GPIO37
55
GPO28
155
GPIO31
159
GPO27
154
GPO25
68
GPIO34
162
GPO30
157
GPIO32
160
GPIO13
54
GPIO17
51
SPKR_OUTP (IIA)
88
GPO1
168
MIC_INM (IIA)
81
MIC_INP (IIA)
80
GPO29
156
MCDE0
91
GPO0
167
LINE_INP (IIA)
79
N.C.
37
SASRXD
110
GPIO3
109
GPIO19
66
GPIO11
65
GPIO36
164
GPIO35
163
VTHON
56
MIC_BIAS (IIA)
82
TESTC
73
FCS
94
GPIO29
158
SASCLK2
105
DSS_PARK
106
SASRXD2
103
LINE_OUTP (IIA)
87
SASTXD2
104
VOL-C
170
VOL-B
169
VOL-A
150
GPIO27
151
GPO26
153
GPIO9
112
SOUT (IIA)
74
POR (IIA)
77
FSYNC (IIA)
76
ICLK (IIA)
92
MCLK (IIA)
71
CTRLI (IIA)
72
SIN (IIA)
75
SA1CLK
102
IA1CLK
98
IACLK
96
SR1IO
101
SR4OUT
100
SR3IN
99
IARESET
95
DVSS(IIA)
93
DVDD (IIA)
90
SPKR_OUTM (IIA)
89
AGND (IIA)
84
VREF (IIA)
83
AVSS2 (IIA)
78
AVSS1 (IIA)
86
GPIO8
113
GPIO28
152
SASTXD
111
C202
DG
DG
DG
DG
DG
DG
DG
N.M.
N.M.
(6-1I)
(6-1A)
(6-3E)
(6-3E)
(5-5E)
(5-5E)
(5-3D)
(4-3C)
(4-4C)
(4-5C)
(4-6C)
(6-2D)
(2-4D)
(4-6C)
(6-1G)
(6-1G)
(6-1G)
DG
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