A-Board (20/24) And K-Board Schematic Diagram - Panasonic TX-P42G20E Service Manual

13.25. A-Board (20/24) and K-Board Schematic Diagram

A-BOARD (20/24)
!
FOR
FACTORY
USE
STB5V
CN0102
GenX
TP0101
TO 6/24 1 STB5V
R0180 TP0102
100 2 GenX8_SRQ
SG-SRQ_GENX
3 GND
TP0104
4
GenX8_SCL1
ADJ-GENX_SCL
TP0105
5 GenX8_SDA1
ADJ_GENX_SDA
TP0106
6
PEAKS_SCL1 PEAKS_SCL1
TP0107
7
PEAKS_SDA1 PEAKS_SDA1
TP0108
8 Panel_SCL
IIC
TP0109
9 Panel_SDA
TO 1/24
TP0110
10 GenX7_SRQ
11 NC(D_PDB_MODE)
STBY3.3V
RM2510
B3RAD0000168
REMOTE RECEIVER SUB3.3V
C2521
R2513 R2510
47 16V
22k
0.1u
C2511 C2510
10V 50V
10u 0.01u
Q2510
DSC200100L
R2511
100k
R2512
220k
K-BOARD TXN/K1LJUE
!
172 173
TO Sheet GenX8
TO 6/24
FACT_SDBOOT
(GenX8 Loarder/E2PROM)
TP1062
(GenX8 Loarder/E2PROM)
(PEAKS E2PROM)
(PEAKS E2PROM)
(Panel Dpr.E2PROM)
TO Sheet IIC
(Panel Dpr.E2PROM)
TP1054
PEAKS_SCL0
R1004
0
TP1055
TO 1,24/24
PEAKS_SDA0
TP1056
PEAKS_SCL2
TO 1/24
TP1057
PEAKS_SDA2
R0931
22
R0932
22
PANEL_MAIN_ON
C2515
50V
0.01u
SN2510 D2520
B3JB00000078 B3AGB0000060
C.A.T.S. SENSOR POWER LED
R2516 R2519
3 VCC NC 680 1.82k
4
Q2512 Q2511
DSC200100L
DSC200100L
2 GND GC1 5
1 IOUT GC2 6 R2514 R2515 R2518 R2517
10k 47k 47k 22k
TP2751
K1 A1
TP2501
REMOCON 1 RMIN 1
TP2502
G_LED_ON G_LED_ON
2 2
TP2503
R_LED_ON 3 R_LED_ON 3
TP2504
STBY3.3V STB3.3V
4 4
5 5
TP2506
AI_SENSOR 6 AI_SENSOR 6
VJ2512
7 7
TP2508
SUB3.3V 8 SUB_AI_3.3V 8
SD-LED
9
TP2505
10
11
174 175
TO
P-BOARD
(P6)
S_15V
A6
TPS15V
1
+15V_S
P15V
FL2759
2 TPP15V
+15V_S F1J1E104A148
3 G
+15V_C
G
C2756 C2757
4
S_GND 25V 25V
10u 0.01u
5
S_GND
TPF15V F15V ! DCDCIN
6
S_GND PA5610
K5H4022A0031
7
F+15V
8
F+15V C2758 C2759
25V 25V
9
TP2810 47u 1u
F+15V
10
GND
11
GND
TO
STB5V P_S0
P-BOARD
TPST5 TO 16/24
(P7)
P_S1
A7
C2760
16V
10u
1
STBY5V GenX
2
GND
TO 6,13/24
TP2807 SG-TV_SUB_ON
3 R2834 100
S0
SG-PD4H_PANEL_MAIN_ON TO 6/24
TP2808
R2835 100
4
S1
TPS0N
5 R2824 100
F_STBY_ON
TPEC0
R2831 47k STB-RESET
6
ECO_ON
TP2806
TO 13/24
7 R2826 100
TP2805
8 VJ2827
STB_SW STB_5V_SWON
S
TP2813
9 R2828 100
PS_SOS SOS4_PS
10
AC_LOW
TP2814
11 R2830 47k
ALL_OFF
TP2811
12
Main_SW_1 SW2500
13
N.C
K0F122A00031
TP2812
14 R2804
Main_SW_2
POWER SW
P
GenX/LOCK_PEAKS-LDA2
TP2752
SG-RMIN
TP2755
SG-G_LED_ON
TP2756
SG-R_LED_ON
TO 6/24
TP2754 STB3.3V
R2753
TP2753
R2751 1k
SG-AI_SENSOR
S
C2752
C2753
R2752
25V 10V
180k
SUB_AI_3.3V 0.01u 1u
TP2757
TP2758
176 177
67
SUB3.3V
TO Sheet IIC
R1010
10k
1 SDA 8
TMP-SENS_SDA
V+
C1009 C1010
2 7
SCL
TMP-SENS_SCL 16V 25V
A0
0.1u 1u
TO 1/24 3 6
ALERT
A1
4 GND 5
A2
IC1000
C1ZBZ0003775
TEMP SENSOR
R2552
7.15k
R2550
14.3k
KEYSCAN
SG-KEY1 TO 6/24
C3752
R2551 R2553
50V
6.65k 1.74k
1000p
SW2550 SW2551 SW2552 SW2553 SW2554
K0H1BA000445 K0H1BA000445 K0H1BA000445 K0H1BA000445 K0H1BA000445
F UP DOWN TV AV
GenX
TO 6/24
R2819
47k
R2807
47k
R2816
47k
R2833
P
178 179
PG-MAIN_FAN_ON
PG-FAN_MAX
PG-FAN_SOS
180