60
12.18. A-Board (13/22) Schematic Diagram
+
IF_Monitor
21
*C2919
50V
0.01u
C2917
50V
2200p
C2907
16V
0.1u
C2911
16V
0.1u
C2961
1u
10V
C2959
16V
0.1u
C2910
16V
0.1u
C2951
10V
2.2u
C2950
1u
10V
*C2908
16V
0.1u
C2905
10V
100u
C0DBGYY00281
IC2952
1
NC
2
VSS
3
CE
5
VOUT
4
VIN
IC2950
C0CBCAG00031
1 VOUT
2 VSS
3 ON/OFF
4
NC
5
VSS
6
VIN
L2904
J0JCC0000278
*L2910
J0JCC0000278
L2950
J0JHC0000045
SUB3.3V
SUB6V
ACT5V
TNR5V
SUB3.3V
FE1.2V
TNR5V
AVSW_R078PIN_FBIN2/O2
A-TNR_SCL
AVSW_R076PIN_FBIN/O1
PG-ACTIVE_ANTENNA_DET
MAIN_RF_CVBS
SIF
SG-RF_AFT1
A-TNR_SDA
*Q2904
B1CBHD000002
*Q2903
B1CBHD000002
R2960
10k
R2961
0
*R2921
6.8k
R2918
0
*R2903
0
R2930
15k
*R2906
0
*R2908
6.8k
*R2902
0
*R2904
0
*R2905
0
R2959
0
*R2911
220
*L2902
J0JHC0000046
TP2952
*TU2901C
ENG39F02GF
NC
1
BB
2
RF-AGC_Monitor
3
NC
5
BT_Monitor
6
+B
10
Video-out
11
SCL
13
SDA
14
AFT_out
15
SW1
16
VB
17
NC
19
SW2
20
NC
8
SIF-OUT
9
*L2909
J0JCC0000278
<
IIC_From_Peaks
to GENX
to ADV
to AVSW
from ADV
MAIN_TNR_SW2
MAIN_TNR_SW1
109
117
115
114
110
116
111
113
112
A-BOARD (13/22)
!
!
TO 1/22
TO 6/22
TO 6/22
TO 8/22
TO 11,12/22
TO 11/22
1.2V
1.2V
Summary of Contents for TH-P42V20K
Page 20: ...20 6 4 No Picture ...
Page 32: ...32 ...
Page 38: ...38 ...
Page 40: ...40 11 3 Wiring 2 11 4 Wiring 3 ...
Page 41: ...41 11 5 Wiring 4 ...
Page 42: ...42 ...
Page 43: ...43 12 Schematic Diagram 12 1 Schematic Diagram Note ...
Page 82: ...82 A B C D E F G H I 1 2 3 4 5 6 P BOARD COMPONENT SIDE LSEP1289WTHB ...
Page 92: ...92 ...
Page 94: ...94 14 1 2 Exploded View 2 ...
Page 95: ...95 14 1 3 Packing 1 ...
Page 96: ...96 14 1 4 Packing 2 ...
Page 97: ...97 14 1 5 Mechanical Replacement Parts List ...
Page 100: ...100 14 2 Electrical Replacement Parts List 14 2 1 Replacement Parts List Notes ...