A-Board (9/14) Schematic Diagram - Panasonic TC-50PS24 Service Manual

12.13. A-Board (9/14) Schematic Diagram

A-BOARD TXN/A1LQUUS (9/14)
!
SUB5V_TUNER
L8302
J0JGC0000070
C8324
6.3V
220u
73 74
TUNER
!
TU8302
ENG36F12KF
TUNER
NC
1
R8404
BB
P C8354 2
10V
10u RF-AGC_Monitor
3
NC
5
BT_Monitor
6
NC
8
R8389
SIF-out
9 S
R8405
VB
P C8353 C8350 C8349 10
10V 16V 50V VIDEO_OUT
Video-out
10u 0.1u 1000p
11
TP8305
R8326
SCL
13 C8318 S
R8325 TP8304
50V 220p
SDA
S
14 C8319
50V 220p AG_RF_AFT
AFT-OUT
15
R8338
FA_IF_AGC
IF_AGC
16 S
R8406 R8303
+B C8302
1k
16V
P C8355 C8352 C8351 17 0.1u
10V 16V 50V
10u 0.1u 1000p
IFD-out1
19
IFD-out2
20
IF_Monitor
21
C8331
50V
33p
R8345
S
R8346
S
C8332
50V
33p
75 76
SUB5V
R8307
AG_RF_AFT 100 RF_AFT
L8306
J0JHC0000045
R8341 TP8302
820
Q8308
RF_V
B1ADCE000022
TU_SIF
R8339
220
SUB5V
C8305
D8300 Q8304
50V R8314
B0ACCJ000048
C8304 220p B1ABCF000231
Q8302 33k R8316
R8321 R8306 10V
47k
4.7k 2.2k 1u DSA2001S0L C8306
50V
R8305 1500p R8315
R8309
22k
100 75
Q8301 C8308
R8310 R8312 Q8303 R8317
16V
DSA2001S0L 470k R8311 4.7k 47k
TU_SIF C8307 0.1u
10k R8313 B1ABCF000231
C8303 50V
10k 2200p
50V
1000p
L8310 L8312
G1CR10JA0020 G1C56NJ00018
L8307
G1CR22JA0020 R8347
S
C8334
C8337 C8342
50V 50V 16V
220p 120p 0.1u
C8333 C8336 C8339
50V 50V 50V
150p 39p 68p
R8348
S
L8308 C8343
C8335 C8338
G1CR22JA0020 50V 50V 16V
220p 120p 0.1u
L8311 L8313
G1CR10JA0020 G1C56NJ00018
77 78
55
SUB5V
RF_AFT TO 1/14
R8335
R8330 R8334
RF_V TO 5/14 R8337
2.2k Q8305 470 1k C8315
R8302 50V
B1ADCE000022 1000p
560
Q8306
SIFIN
B1ADCE000022
R8336
C8312 R8332
22
50V 22
180p
R8331
4.7k R8333 C8313
16V
1.2k
0.1u
R8318
22k
TV_SYNC/TUNERBOX_SEL TO 1/14
R8320
100
R8319
39k
24KEC_I2CCLK0
TO 1,10/14
24KEC_I2CDATA0
TO 1/14
IFAGC
R8342
C8328 1k
16V
0.1u
VSB_INP TO 1/14
VSB_INN TO 1/14
79 80
TO 1/14
81