56
12.14. A-Board (9/14) Schematic Diagram
+
S
S
S
S
S
S
S
S
P
P
P
P
IF_Monitor
21
RF_V
RF_V
0V
VIDEO_OUT
RF_AFT
AG_RF_AFT
TU_SIF
FA_IF_AGC
VIDEO_OUT
TU_SIF
AG_RF_AFT
C8343
16V
0.1u
C8318
50V 220p
C8342
16V
0.1u
C8328
16V
0.1u
C8335
50V
220p
C8339
50V
68p
C8333
50V
150p
C8334
50V
220p
C8336
50V
39p
C8338
50V
120p
C8337
50V
120p
C8332
33p
50V
C8331
33p
50V
C8319
50V 220p
C8355
10V
10u
C8353
10V
10u
C8351
50V
1000p
C8352
16V
0.1u
C8350
16V
0.1u
C8349
50V
1000p
C8302
16V
0.1u
C8315
50V
1000p
C8313
16V
0.1u
C8312
50V
180p
C8307
2200p
50V
C8306
50V
1500p
C8303
50V
1000p
C8305
220p
50V
C8308
16V
0.1u
C8304
10V
1u
C8354
10V
10u
C8324
6.3V
220u
D8300
B0ACCJ000048
L8302
J0JGC0000070
L8306
J0JHC0000045
L8311
G1CR10JA0020
L8314
G1CR18JA0020
L8312
G1C56NJ00018
L8310
G1CR10JA0020
L8308
G1CR22JA0020
L8309
G1C82NJA0075
L8313
G1C56NJ00018
L8307
G1CR22JA0020
SUB5V_TUNER
SUB5V
SUB5V
SUB5V
R8347
R8326
R8338
R8346
R8389
R8345
R8325
R8348
R8404
R8406
R8335
R8405
TP8304
TP8302
TP8305
24KEC_I2CCLK0
RF_V
VSB_INN
VSB_INP
SIFIN
TV_SYNC/TUNERBOX_SEL
24KEC_I2CDATA0
RF_AFT
IFAGC
Q8303
B1ABCF000231
Q8304
B1ABCF000231
Q8301
DSA2001S0L
Q8308
B1ADCE000022
Q8305
B1ADCE000022
Q8302
DSA2001S0L
Q8306
B1ADCE000022
R8342
1k
R8332
22
R8305
100
R8309
75
R8331
4.7k
R8315
22k
R8339
220
R8321
4.7k
R8302
560
R8333
1.2k
R8303
1k
R8316
47k
R8318
22k
R8330
2.2k
R8319
39k
R8341
820
R8334
470
R8337
1k
R8310
470k
R8317
47k
R8314
33k
R8312
4.7k
R8311
10k
R8336
22
R8306
2.2k
R8320
100
R8313
10k
TU8302
ENG36F12KF
NC
1
BB
2
RF-AGC_Monitor
3
NC
5
BT_Monitor
6
VB
10
Video-out
11
SCL
13
SDA
14
AFT-OUT
15
IF_AGC
16
+B
17
IFD-out1
19
IFD-out2
20
NC
8
SIF-out
9
R8307
100
ANALOG
ANALOG
75
78
80
74
77
79
73
76
81
A-BOARD TXN/A1LHUUS (9/14)
!
TO 5/14
TO 1/14
TO 1/14
TO 1/14
TO 1/14
TO 1/14
TO 1/14
TO 1,10/14
TUNER
TUNER
!
Summary of Contents for TC-P42S2 (English, Spanish)
Page 19: ...19 6 4 No Picture ...
Page 30: ...30 ...
Page 31: ...31 ...
Page 32: ...32 ...
Page 38: ...38 ...
Page 40: ...40 11 3 Wiring 2 ...
Page 41: ...41 11 4 Wiring 3 ...
Page 42: ...42 ...
Page 43: ...43 12 Schematic Diagram 12 1 Schematic Diagram Note ...
Page 74: ...74 A B C D E F G H I 1 2 3 4 5 6 P BOARD COMPONENT SIDE LSEP1287ANHB ...
Page 84: ...84 ...
Page 86: ...86 14 1 2 Exploded View 2 ...
Page 87: ...87 14 1 3 Accessories ...
Page 88: ...88 14 1 4 Mechanical Replacement Parts List ...
Page 91: ...91 14 2 Electrical Replacement Parts List 14 2 1 Replacement Parts List Notes ...