A-Board (21/25) And K-Board Schematic Diagram - Panasonic TH-P50VT20D Service Manual

12.25. A-Board (21/25) and K-Board Schematic Diagram

! A-BOARD (21/25)
GenX
TP0101
R0180
TO 7/25 SG-SRQ_GENX
100 TP0102
IIC
TP0104
ADJ-GENX_SCL
TP0105
TO 1,14/25
ADJ_GENX_SDA
TP0106
PEAKS_SCL1
TO 1/25 TP0107
PEAKS_SDA1
TP0108
PANEL_SCL2
TP0109
TO 15/25
PANEL_SDA2
TP0110
IIC_CONT/C_SEL
TO
P-BOARD
(P6)
S_15V
A6
TPS15V
+15V_S
1
2 +15V_S
3
S_GND
4
S_GND
5
F15V
S_GND
6
TPF15V PA5610
K5H4022A0031
7 F+15V
F+15V
8
C2758 C2759
25V 25V
9 F+15V 1u
47u
TP2810
10 GND
11 GND
STB5V
TPST5
TO
P-BOARD
(P7)
C2760
16V
10u
A7
1
STBY5V
2
GND
GenX
3
S0
4
TO 7/25
S1 SG-TV_SUB_ON
R2824
TPS0N
100
5
F_STBY_ON
TPEC0
6
ECO_ON
TP2806 R2831 STB-RESET
7 47k
PANEL_MAIN_ON
TP2805 R2827
8
STB_SW STB_5V_SWON TO 14/25
S
9
PS_SOS
10
AC_LOW R2830
TP2814
47k
11
ALL_OFF
TP2811
12
Main_SW_1
13
N.C
TP2812
14
Main_SW_2
181 182
Set-PDP
FOR
GenX8 TO 7/25
CN0102 FACTORY
USE
FACT_SDBOOT
1
STB5V
2 GenX8_SRQ
3
GND
4
GenX8_SCL1 (GenX8 Loarder/E2PROM)
5
GenX8_SDA1 (GenX8 Loarder/E2PROM)
6
PEAKS-DEST
PEAKS_SCL1 (PEAKS E2PROM)
7
PEAKS_SDA1 (PEAKS E2PROM) AD_SBI0
TO 4/25
8 Panel_SCL (Panel Dpr.E2PROM)
AD_SBO0
9 Panel_SDA (Panel Dpr.E2PROM)
IIC
10 GenX7_SRQ
R1004
11 NC(D_PDB_MODE) TO 1,25/25 PEAKS_SCL0
S AR_TXD_PC
TO 1,25/25 PEAKS_SDA0
TO 15/25
AR_RXD_PC
GENX7_SCL
TO 14,15/25
GENX7_SDA
IIC TO 1/25 R1010 SUB3.3V
10k
1 8
SDA
TMP-SENS_SDA V+
C1009 C1010
2 7
SCL
TMP-SENS_SCL 16V 25V
A0
0.1u 1u
3 ALERT 6
A1
4 GND 5
A2
IC1000
C1ZBZ0003775
TEMP SENSOR
DCDCIN
R2513 R2510
22k 47
C2511
10V
10u
SW2500
K0F122A00031
POWER SW
183 184
FAN
STB5V
FOR
CN0101 FACTORY
USE
TP1062
1
STB5V
2
SD_BOOT_MODE
3
IIC_CONT/SRQ
4
IIC_CONT
5
Panel_SCL (Panel Dpr.E2PROM)
FAN A-D A8
6
Panel_SDA (Panel Dpr.E2PROM)
TP1052
7 1
NC (Device Control) AVC:PEAKS_SCL1 FAN_Vcc_1
8 2
PEAKS_SBI0 GND_1
TP1053
9 3
NC (Device Control) AVC:PEAKS_SDA1 FAN_SOS_1
10 4
PEAKS_SBO0 FAN_Vcc_2
TP1054
11 5
PEAKS_SCL0 (Device Control) sLD:PEAKS_SCL2 GND_2
TP0153
12 6
Panel_TXD FAN_SOS_2
TP1055
13 7
PEAKS_SDA0 (Device Control) sLD:PEAKS_SDA2 FAN_Vcc_3
TP0155
14 8
Panel_RXD GND_3
TP1056
15 9
PEAKS_SCL2 (Device Control) sLD:PEAKS_SCL0 FAN_SOS_3
16 10
NC(REMOCON) FAN_Vcc_4
TP1057
17 11
PEAKS_SDA2 (Device Control) sLD:PEAKS_SDA0 GND_4
18 12
NC(LED_R) FAN_SOS_4
19
GND
20
NC(D_PDB_MODE)
STB3.3V
C2780
10V
1u
C2515
RM2510
50V
0.01u
B3RAD0000168
D2520
REMOTE RECEIVER
WW-B3A-A0028
POWER LED
R2516 R2519
787 1.96k
C2510 C2521 3 VCC NC 4
50V 16V Q2512
Q2511
0.01u 0.1u
DSC200100L DSC200100L
2 GND GC1 5
Q2510
1 IOUT GC2 6 R2514 R2515 R2518 R2517
DSC200100L R2511
10k 47k 47k 22k
100k
SN2510
B3JB00000078
R2512
VJ2510
220k
C.A.T.S. SENSOR VJ2511
TP2501
TP2502
TP2503
D2521
WW-B3A-A0029 TP2504
SD LED
VJ2512
TP2506
R2527
TP2508
100
K-BOARD TNPA5113AB
!
185 186
71
C2806
25V
0.1u
C2803
F15V
25V R2801
0.01u 39
1 BOOT 8
SS
TP2801
2 VIN 7
EN
C2802
C2807
TP2803 D2801 25V
25V
0.1u
10u B0JCME000092
3 6
SW
COMP
C2801 C2809
TP2802 16V 16V
10u 10u 4 5
GND
150mA
FB
G1C330MA0416
L2803
IC2801
R2803
C0DBAYY00462
FAN CONT.
R2833
P
D2809
B0BC010A0007
R2815
470
SUB5V
R2814
4.7k
R2856
EXB28V472JX
D2810 TP2804
B0ACCJ000048 NORMAL SOS
C2821
D2811
25V
DZ2J033M0L
D2802
0.1u
B0ADCJ000100
D2803
B0ADCJ000100
KEY
R2552
7.15k
R2550
14.3k
R2551
6.65k
F + -
GenX/LOCK_PEAKS-LDA2
K1 A1 TP2751
TP2752
RMIN
1 1
TP2755
2 G_LED_ON 2
TP2756
3 R_LED_ON 3
TP2754 STB3.3V
STB3.3V
4 4
5 5
R2753
TP2753 R2751
AI_SENSOR 1k
6 6
S
C2752 C2753
7 7 SUB_AI_3.3V
R2752 25V
GND 10V
180k 0.01u
1u
SUB3.3V TP2757
8 8
TP2758
9 SD-LED 9
SUB5V
10 10
TP2505
11 11
R2851
22k
R2853
1k
R2850
100 R2855
1k
Q2850
Q2851
DSA200100L
DSC200100L R2854
100k
187 188
GenX TO 7/25
R2818
1k
PG-MAIN_FAN_ON
R2819
47k
R2805 R2806
C2805
7.5k 249
50V
4700p
R2802
20k
1k
PG-FAN_MAX
R2807
47k
PG-FAN_SOS
R2816
47k
KEYSCAN
SG-KEY1 TO 7/25
C3752
R2553
50V
1.74k
1000p
TV AV
SG-RMIN
SG-G_LED_ON
SG-R_LED_ON
TO 7/25
SG-AI_SENSOR
PD_XDSR0 TO 22/25
SD_LED_ON
189