A-Board (9/13) Schematic Diagram - Panasonic TC-L37U22 Service Manual

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

A-BOARD TXN/A10QGMS (9/13)
!
SUB5V_TUNER
L8302
J0JGC0000070
C8324
6.3V
220u
US DCDC IN
AS NC
*C8354
6.3V
1u
C8350 C8349
16V 50V
0.1u 1000p
US VIF 90mA(MAX)
AS VIF 150mA(MAX)
C8353
6.3V
1u
C8355
6.3V
1u
C8352 C8351
16V 50V
0.1u 1000p
73 74
!
*TU8302
ENG36F12KF
TUNER
NC
1
BB
2
RF-AGC_Monitor R8350 0 TU_RFAGC
3
D8304
B0BC17000001
NC
5
D8303
BT_Monitor
B0BC17000001
6
R8406
0
NC
8
SIF-out TU_SIF
9
L8315
VB J0JCC0000269
10
Video-out VIDEO_OUT
11
TP8305
SCL R8326 0
13
TP8304
SDA R8325 0
14
AFT-OUT AG_RF_AFT
15
IF_AGC
*R8338 0
16
*R8303
+B *C8302
16V 1k
17
0.1u
IFD-out1
19
IFD-out2
20
IF_Monitor
21
US
75 76
SUB5V
L8306
SUB5V
J0JHC0000045
R8307
100
AG_RF_AFT
RF_AFT TO 1/13
R8335
C8370 0
R8341
16V
820
TP8302
0.1u
RF_V R8330
RF_V TO 5/13
Q8308
2.2k
R8339 DSA2001S0L
220
TU_SIF
R8332
C8312
50V
SUB5V
180p
Q8307 R8331
B1ABCF000231 4.7k
TU_RFAGC
R8308
100
R8322
4.7k
RFAGC TO 1/13
R8324
R8323
100
33k
SUB5V
C8305 Q8304 R8318
R8321 R8306 D8300
50V 22k R8320
2.2k Q8302 R8314 B0ACCJ000048
4.7k C8304 220p B1ABCF000231 100
33k R8316
6.3V DSA2001S0L
47k
1u C8306
50V
R8315
R8305 1500p R8319
R8309 22k C8308
100 39k
Q8301 75 16V
R8312
Q8303 0.1u R8317
DSA2001S0L 4.7k
C8307 47k
R8310 R8313 B1ABCF000231
C8303 R8311
470k 10k 50V
50V 10k 2200p
1000p
24KEC_I2CCLK0_TU
24KEC_I2CDATA0_TU
IFAGC
*R8342
*C8328
1k
16V
0.1u
*L8310 *L8312
G1CR10JA0020 G1C56NJ00018
*L8307
G1CR22JA0020
*R8345
*C8331 *C8334 *C8337 *C8340 *R8347 *C8342
0 50V 50V 50V 50V 0 16V
33p *C8333 220p 120p *C8339 1000p 0.1u
*L8309 *L8314
50V
G1C82NJA0075 50V *C8336 G1CR18JA0020
68p
150p 50V
39p
*L8308
*R8346 *C8332 *C8335 *C8338 *C8341 *R8348 *C8343
G1CR22JA0020
0 50V 50V 50V 50V 0 16V
33p 220p 120p 1000p 0.1u
*L8311 *L8313
G1CR10JA0020
G1C56NJ00018
77 78
44
R8334
R8337
Q8305 C8315
470 1k
R8302 50V
B1ADCE000022 TO 1/13
560 1000p
SIFIN
Q8306
22
B1ADCE000022
R8336
C8314 22
16V C8313
0.1u 16V
R8333
0.1u
1.2k
TO 1/13
TV_SYNC/TUNERBOX_SEL
TO 13/13
TO 1/13
VSB_INP
TO 1/13
VSB_INN
79 80 81