Read Sharp LC-70UD20KN (serv.man2) Service Manual 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
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