A-Board (9/13) Schematic Diagram - Panasonic TH-P42A20M Service Manual

11.14. A-Board (9/13) Schematic Diagram

! A-BOARD (9/13)
TO 1/13
73 74
SUB5V
TUNER
L8302
J0JGC0000070
C8324
*TU8301
6.3V !
ENG39F02GF
220u
NC
1
BB
2
RF-AGC_Monitor R8350
C8349
50V 1000p 3 S
C8350
<
16V 0.1u
NC
C8351
50V 1000p 5
C8352 BT_Monitor
16V 0.1u 6
R8402 R8403
C8353
10k
10k
10V 1u
C8354 NC
10V 1u 8 L8315
J0JCC0000269
C8355 SIF-OUT
10V 1u 9
+B
10
Video-out
11
R8326
100 R8410 TP8305
SCL
13 R8325 S
TP8304
SDA R8411
0
*R8377 S
14
4.7k
AFT_out
*Q8309
15
DSC2001S0L SW1
*R8400
16
10k
VB
TUNER_SW1
17
*R8388
NC
*Q8310 4.7k
19
DSC2001S0L
SW2
*R8401
20
10k
IF_Monitor
TUNER_SW2
21
75 76
R8307
AG_RF_AFT 100
RF_AFT TO 1/13
SUB5V
C8370
16V
0.1u
L8306
TP8302
J0JHC0000045
RF_V
TO 6/13
RF_V
R8339
R8341
220 820
TU_SIF
Q8308
DSA2001S0L SUB5V
R8308
100 Q8307
TU_RFAGC
B1ABCF000231
R8322
4.7k R8324
100
RFAGC TO 1/13
R8323
33k
R8404
820
TU_RFAGC
C8305
R8306
R8305 R8321
50V
100 4.7k 2.2k
220p
Q8311 Q8302
C8304 R8309
R8405 DSA2001S0L DSA2001S0L
75
10V
220
1u
C8306
50V
Q8301 1500p
DSA2001S0L
TU_SIF
R8312
4.7k
C8303 R8310
R8311 R8313
50V
470k 10k 10k
1000p
VIDEO_OUT
SUB3.3V
AG_RF_AFT
Q8312
B1CBHD000002
Q8313
B1CBHD000002
77 78
54
SUB5V
R8335
C8313
R8330 R8337
16V
1k
2.2k C8315
0.1u
50V
R8302
560 1000p
SIFIN TO 1/13
C8312
50V
R8332 R8336
180p 22 22
Q8306
R8407 B1ADCE000022
0
R8331
2.2k
SUB5V
R8318
R8314
33k 22k
D8300
B0ACCJ000048
Q8303 Q8304 TV_SYNC/TUNERBOX_SEL TO 1/13
R8320
B1ABCF000231 B1ABCF000231
100
R8315 R8316
22k
47k
C8308
C8307 R8317
R8319
50V 16V
47k
2200p 0.1u 39k
24KEC_I2CCLK0_TU
TO 10/13
24KEC_I2CDATA0_TU
C8302
16V R8303 R8342
0.1u
1k 1k
IFAGC TO 1/13
C8328
16V
0.1u
79 80 81