A-Board (9/10) Schematic Diagram - Panasonic TC-26LX14 Service Manual

11.10. A-Board (9/10) Schematic Diagram

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A-BOARD (9/10)
TXN/A10PAJS
TUNER
TU8300
!
ENG36E37KF
SUB5V
NC
1
NC
R8311
2
0
NC
3
NC
R8307
4
0
SIF-out AC_TV1_R
5
RF-AGC_Monitor
7 R8308
0
Video-out RF_VIDEO_OUT
8 L8300
J0JHC0000045
VB
9 C8307 C8310 C8313
50V 16V 6.3V
1000p 0.1u 220u BT30V
BT_Monitor
TP8300
L8301
11
J0JHC0000045
BTL
12 C8308 C8311
50V 35V
0.01u 22u
SDA R8302 47
14 C8301
SCL 50V 220p R8303 47
15 C8302
AFT-out 50V 220p R8305 0 AG_RF_AFT1
16 C8303
+B 50V 220p
17 C8309 C8312 C8314
L8302
IF_Monitor 50V 16V 6.3V
J0JHC0000045
1000p 0.1u 220u
18
IF-AGC
19
R8304
IFD-out1
0
20
IFD-out2
21
R8300 R8301
0
0
L8303
C8315
G1CR39JA0020
50V 1000p R8309
IF_OUT_P 0
C8316 L8304
R8310 G1CR39JA0020
IF_OUT_N 50V 1000p
0
73 74
SUB5V
L8306
J0JHC0000045
R8317
1k
R8314
220
Q8300
2SB0709ASL
I2C, IFAGC
SUB3.3V
L8308
J0JHC0000045
C8328 C8330
16V 10V
FE LSI
0.1u 10u
IC8300
MN88436
C8331
16V
0.1u 37
R8318 38
1k
FE_IF_AGC C8333 16V 39
0.1u
40
R8319 41
C8326
10k
16V 1% 42
0.01u
C8334
43
16V 0.1u
SUB3.3V
L8307 44
C8335
J0JHC0000045
16V 0.1u 45
46
C8327 C8329
FE_SDA_TU 16V 10V 47
10u
0.1u 48
FE_SCL_TU
C8332
16V
0.1u
FE_IF_AGC
C8337
16V
0.1u
R8312
C8322 25MHz
0 C8324
50V 1000p X8300
H0J250500079
0.1u 16V
C8336
C8321 50V
L8305 R8316
50V 12p
470
G1CR10JA0020
120p
C8323
C8325
50V 1000p
0.1u 16V
R8313
0
75 76
AG_RF_AFT1
AC_TV1_R
AC_TV1_V
TS
CH0CLK
SUB1.2V
CH0DATA
L8309
J0JHC0000045
CH0PSYNC
CH0VAL
C8342 C8343 C8344 C8345
C8340 16V 6.3V 10V 10V
R8321 R8324
16V 10u 10u
2.2k 2.2k 0.1u 1u
0.1u
TP8301
24
C8341
R8335 47
23 16V CH0CLK
VDDH2 SCK
0.1u
22
AGCIF AGCRF VDDH1
R8336
21 0
VDDL2 VSS2 SADR0
20 R8337 22 XECS7
TESTA NRST
19
ADIRF Thermal GPO6 AD_SDA2
TP8302
Pad 18
ADVRH GPO5
17 AD_SCL2
ADVRL GPO4
16
VDDA GPO0 GPO3
CSEL1
15
ADINN VDDH0 GPO2
14
ADINP GPO1
13 XIRQ2
XECS7
C8339
16V
0.1u
3.3V
1.2V
R8323
220
R8328
100
C8338
50V
15p
I2C, IRQ, RST
77 78
38
TO 7/10
AG_RF_AFT1
TP8003
AC_TV1_R
TP8005
AC_TV1_V
R8338
47k
TO 1/10
CH0CLK
CH0DATA
CH0PSYNC
CH0VAL
SUB3.3V
R8327
47k
TO 2,10/10
AD_SDA2
AD_SCL2
TO 1/10
XIRQ2
XECS7
SUB3.3V SUB1.2V
C8382 C8373 C8375
C8372 C8376 C8381
16V 10V
10V 16V 16V 16V
0.01u 0.1u 10u
10u 0.01u 0.1u
SUB5V BT30V
C8374 C8377 C8378 C8379 C8370 C8371
C8380
10V 16V 16V 16V 50V 50V
50V
0.1u 0.01u 0.1u 1000p
10u 0.1u 0.01u
79 80 81