A-Board (2 Of 17) Schematic Diagram - Panasonic TH-65PF20W Service Manual

13.11. A-Board (2 of 17) Schematic Diagram

1
2
IC4981
C0DBAZG00034
FAN VOLTAGE
CONTROL
FAN15V
L4982
J0JHC0000096
C4981 C4982
25V 25V
220u 1u
R4995
P
R4996
P
R4984
10k
Q4982
DSA200100L
R4983
47k
R4982
FAN_CONT1
470
FAN_CONT2
FAN_ON/OFF
3
4
10 11
TO FAN_VOLTAGE 5V
PB-BOARD
(PB30)
*R4997
*R4998
0
0
*A5
FAN_VOLTAGE *C4987
1
TPFAS
25V 10u
2 TP4982
GND
3 FAN_SOS
FAN SOS
16V 0.1u
*C4988
5V 4
5
FAN CONT
JK3201
FAN BLOCK
H1
Pr 1
COMPONENT
Video H2
2
SC
R4989
Pb H3
22k 3
H4
VIDEO Y 4
(FIN)
VJ3201
P
VJ3202
P
FAN_VOLTAGE
TP4981
R4988
P
L4981
R4986
G1C101MA0363 C4984
10.5k
16V
1%
470u
R4987
910
1%
D4981
B0JCME000092
Q4981
DSC200100L
R4985
2.7k
1%
R4993
Q4983
DSC200100L 10k
R4994
10k
IC4301
C1ZBZ0003985
RS232C DRIVER STBY3.3V
TP4311
C4311
C4313 R4316
RXD 1 EN 20 47u
1u
FORCEOFF 0 6.3V
6.3V
2 C1+ 19
VCC
0.1u
C4314 C4315 3 18
0.1u V+ C4312
GND
16V R4315 0.1u
16V 100
4 C1- 17 16V
DOUT1
R4314
5 C2+ 16 100
C4316 RIN1
R4313
0.1u 6 15 100 RXD_PCI
TP4312 C2-
16V ROUT1
TXD 7 V- 14
FORCEON
C4317
R4312 A_TXD_PC
0.1u 8 DOUT2 13 100
16V DIN1
9 12
RIN2
DIN2
10 ROUT2 11
INVALID
12 13
9V_M
L3292
J0JHC0000117
IC4451
C1AB00001529
VIDEO SW
R3293
22k
C3291 C3292
16V 16V IN2
H Vcc
0.1u C4454 4
10u
16V
Q3291
1u
GND
L3291 DSC200100L
OUT
5
J0JHC0000117
L
R4452 C4455
C3293 R3295 IN1
S3204
R3291 10u 100
D3291 R3294 10V 10u 6
GAP0.3 75 10V 220
33k R3296
1% EZJP0V080GA
1k
ERJ6ENF75R0V
FL3203
S3203
J0HABB000004
GAP0.3
1 3
2 4
FL3202
S3202 J0HABB000004
GAP0.3
1 3 FL3204
2 4 J0MAB0000175
FL3201
S3201
J0HABB000004
GAP0.3
1 3
R3204
2 4
0
R3205
0
FL4001
J0MAB0000175
PB/B
PB/B_GND
Y/G
Y/G_GND
PR/R
PR/R_GND
TXD
15
RXD
14
9V_M GND
13
AUD_L_PC
L
12
L3271 AUD_R_PC
G1C101MA0072 R
11
9V->
10
PR/R_GND
GND
9
PR/R
PR/R
8
Y/G_GND
GND
7
Y/G
Y/G
6
PB/B_GND
GND
5
PB/B
PB/B
4
5V HD
3
VD
2
5V->
1
A14
TO
HX-BOARD
(HX1)
14 15
55
A-BOARD TZTNP011PEJ(2/17)
!
9V_M
L4451
C4453 J0JHC0000117
16V
0.1u
C4451 C4452
16V 16V
10u 0.1u
R4451 R4453
3 P P
R4454 C4456
16V C4460
16V
2 0.1u C4462
100
0.1u
R4459 50V 1000p
1k
Q4451
SW
1 DSC200100L
C4461
10V
1u
R4455 R4456
R4458
330 1% 127 1%
L4452 100
G1C100JA0031
C4457
50V
10p
Q4452
C4458
50V R4457 DSA200100L
47p 430 1%
PR/R_HA
PB/B_HA
Y/G_HA
B_PC
G_PC
R_PC
IC3271
C0JBAB000715
DPMS 5V->3.3V
HD_PCIN
1 5
VD_PCIN
C3278 C3277
R3282
HD_PCIN 2 16V
0.1u
0
3 4
IC3272
C0JBAB000715
1 5
C3279
R3283
VD_PCIN 2 0.1u
16V
0
3 4
Q3271
9V_M
DSC200100L
HX SYNC IN
R3272
4.7k
C3274
10V D3271 R3274
10u R3271 B0ACCJ000048
HD_PCIN
3.3
100
R3275
C3273 D3272
3.3
B0ACCJ000048
50V
150p Q3272
R3273
DSA200100L
4.7k
R3277 Q3273
4.7k
C3276 DSC200100L
D3273
10V
R3279
10u R3276 B0ACCJ000048
VD_PCIN
3.3
100 R3280
D3274
3.3
B0ACCJ000048
C3275
50V Q3274
R3278
1000p
4.7k
DSA200100L
16 17
TH-65PF20W / TH-65PF20T
11
12
13
CVBS
STBY3.3V
R3281
P
6.3V
1u
DPMS_HD
R3284
100
R3285
DPMS_VD
100
HD_PC
VD_PC
14
15
16
17
18