Sharp LC-70UD20KN (serv.man2) Service Manual ▷ View online
14
LC-60UD20
LC-70UD20
8
1
2
3
4
5
6
7
9
10
G
F
E
D
C
B
A
MAIN Unit-3
(TUNER)
DIF_N_TUNER
AIF_N_TUNER
AIF_P_TUNER
DIF_P_TUNER
DIF_N
DISEQC_OUT_IC
ANT+5V
N_RESET_TUNER
IF_AGC_TUNER
AIF_P_TUNER
I2C_SDA2_TUNER
I2C_SCL2_TUNER
DIF_N_TUNER
DIF_P_TUNER
AIF_N_TUNER
SAT_AGC_SAT
IP_SAT
IN_SAT
QN_SAT
QP_SAT
SDA0_400k
SCL0_400k
IQ_CLK_OUT_SAT
IF+3.3V
IQ_CLK_OUT_SAT
QN_SAT
IN_SAT
LNBOUT__13V_18V
N_RESET_TUNER
I2C_SCL2_TUNER
I2C_SDA2_TUNER
IF_AGC_TUNER
SDA0_400k
SDA0_400k
SCL0_400k
SCL0_400k
I2C_SCL2
I2C_SDA2
SAT_AGC_SAT
SAT_AGC_SAT
IP_SAT
IP_SAT
QP_SAT
QP_SAT
*C1127
10u
25V
25V
KZA383WJ
UR13V
009
*C1101
0.01u
DIF_N
004
C1111
0.1u
*D1103
1SR154
VHD
C1117
47P
2.2uH
L1101
CLN
SCL0_400k
005
TL1102
I2C_SCL2
005
D3.3V
016
DIF_P
004
R1104
1K
C1113
47P
*C1104
10u
25V
KZA383WJ
I2C_SDA2
005
*C1134
0.22u
25V
KZA709WJQZ
0.22u
25V
KZA709WJQZ
6.8uH
*L1103
CIL
PB411WJQZ
N_TUN_RST
005
*C1102
0.01u
25V
25V
SDA0_400k
005
GND_A
TL1101
*R1107
15K
R1106
とセットで分圧
C1106
0.01u
25V
25V
*D1102
RB162M40
VHD
*R1114
18K
*C1109
10u
16V
16V
KZA510WJPZ
C1107
10u
16V
16V
KZA510WJPZ
CPU_ANT_POW
005
*C1120
0.22u
0.22u
25V
KZA709WJQZ
KZA709WJQZ
*R1109
2.2K
R1207
とセットで分圧
*C1105
0.1u
50V
*R1101
100K
*C1103
0.01u
25V
*FB1101
A374WJQZ
TL1103
AIF_N
005
AIF_P
005
FB1103
0241TA
0241TA
FB1102
0241TA
0241TA
*FB1105
0241TA
0241TA
*FB1104
0241TA
0241TA
DISEQC_DEMOD_OUT
004
IF_AGC_T
004
IXD591WJQZ
(LNBH29E)
1
NC
2
PGND
3
EXTM
4
NC
5
ADR
6
SCL
7
SDA
8
ISEL
9
GND
10
VBYP
11
NC
12
Vcc
13
Vout
14
Vup
15
NC
16
Lx
SAT_AGC_SAT
004
IP_SAT
004
IN_SAT
004
QP_SAT
004
QN_SAT
004
IQ_CLK_OUT_SAT
004
D5V
016
*R1111
68K
PS2553DB
TPS2553
1
Vin
2
GND
3
EN
4
FAULTB
5
ILIM
6
Vout
*R1110
10K
10uH
*L1102
CLN
*C1110
10u
16V
16V
KZA510WJPZ
*TU1102
WA071WJQZ
SAT
AIR
1
2
3
4
NC
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
NC
*D1105
RB162M40
VHD
*C1132
0.22u
25V
25V
*R1121
100
1/8W
*C1133
0.1u
50V
*C1121
10u
25V
25V
KZA383WJ
*C1130
10u
25V
25V
KZA383WJ
*C1131
0.22u
16V
16V
*D1106
DB2J317L
VHD
TL1111
TL1112
TL1115
TL1116
TL1117
TL1118
TL1113
TL1114
TL1121
TL1122
TL1123
TL1124
TL1125
TL1126
TL1127
TL1128
*R1108
0
R1105
100
R1106
100
DUNTKG380WE**
*IC1102
*IC1101
EU
DIN/SAT 2IN
DIN/SAT 2IN
Near Tuner
Near Tuner
Near Tuner
TO MAIN5(CPU)
TO MAIN5(CPU)
TO MAIN4(DEMOD)
TO MAIN5(CPU)
TO MAIN4(DEMOD)
TO MAIN5(CPU)
TO MAIN5(CPU)
TO MAIN16(POWER)
TO MAIN4(DEMOD)
TO MAIN9(TCON-IF)
18kohm:Limit 560mA typ
Near SOC/DEMOD
15
LC-60UD20
LC-70UD20
8
1
2
3
4
5
6
7
9
10
G
F
E
D
C
B
A
MAIN Unit-4
(DEMOD)
DISEQC_DEMOD_OUT
003
GND_A
*C1311
0.1u
0.1u
10V
005
TSS_DEN
*C1302
0.1u
0.1u
10V
SAT_AGC_SAT
003
*C1317
0.1u
10V
005
TSS_SYNC
CXD2842E
LEDA(T2/S2)
Add:0xCE/0xCA
1
GPIO0/FEF_INDI
2
GPIO2/TSERR
3
TSSYNC
4
TSVALID
5
TSCLK
6
VSS
7
DVDD
8
TSDATA0
9
TSDATA1
10
CVDD
11
VSS
12
TSDATA2
13
TSDATA3
14
TSDATA4
15
TSDATA5
16
TSDATA6
17
TSDATA7
18
VSS
19
DVDD
20
SCL
21
SDA
22
CVDD
23
DSQOUT
24
DSQIN
NC
25
SVLADR0
26
SAGC
27
VSS
28
CVDD
29
RST_X
30
SLVADR3
31
SIAIN
32
SQAIN
33
XVDD
34
XTALO
35
XTALI
36
XVSS
37
TAINP
38
TAINM
39
AVSS
40
TESTMODE
41
RFAIN
42
AVDD
43
VSS
44
CVDD
45
TTUSDA
46
TTUSCL
47
GPIO1
48
TIFAGC
*C1320
0.1u
10V
*X1301
SCA301WJQZ
20.5MHz
1
2
NC
3
4
NC
*C1322
0.1u
0.1u
10V
*C1315
8P
CCZ
TS2_D0
005
*C1321
0.1u
0.1u
10V
*C1310
8P
CCZ
TS2_D6
005
*C1316
0.1u
10V
*R1310
680
TS2_D1
005
*C1318
0.1u
10V
IF_AGC_T
003
*C1333
10u 16V
DIF_P
003
D3.3V
016
N_DEMOD_RST
005
TS2_D7
005
*R1313
10K
DIF_N
003
DEMOD_1.1V
016
*R1312
1K
TS2_D2
005
*C1319
2200P
50V
*FB1305
A373WJQZ
*R1314
1K
TS2_D3
005
*R1307
10K
*C1305
0.1u
0.1u
10V
QP_SAT
003
SDA0_400k
005
TS2_D4
005
*C1304
0.1u
0.1u
10V
SCL0_400k
005
*C1325
10u 16V
*FB1301
A373WJQZ
*C1303
0.1u
0.1u
10V
IP_SAT
003
*R1319
47
*R1322
22K
*FB1302
A373WJQZ
TS2_D5
005
*R1315
47
1
2
3
4
5
6
7
8
*R1320
47
*FB1303
A373WJQZ
005
TSS_CLK
*R1316
47
1
2
3
4
5
6
7
8
*R1321
47
*C1312
0.1u
0.1u
10V
*C1301
0.1u
0.1u
10V
*R1303
10K
SB1FF
1
2
3
4
5
6
7
NC
8
NC
TP1303
IQ_CLK_OUT_SAT
003
QN_SAT
003
TP1302
IN_SAT
003
TP1301
3.3V 64.1mA max
1.1V 568mA max
3.3V 91.5mA max
ZHUI2
LEDA/GAIA3
TO_MAIN16(POWER)
1.1V 0.57A
1.2V 0.82A
1.2V 0.82A
TO MAIN3(TUNER)
TO MAIN5(CPU)
CHINA
EU/ASIA
1.2V 817.6mA max
*IC1301
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