Gs, K And S-Board Block And Schematic Diagram - Panasonic TH-42PE7U Service Manual

TH-42PE7U

15.10. GS, K and S-Board Block and Schematic Diagram

A
SW2500
POWER SW
B
PUSH
S2
2
S POWER SW
Modem_LED/KEY3
Active_STB_LED
R_LED_ON/STBY_LED
C
D
E
TH-42PE7U
K and S-Board Schematic Diagram
1
Q2510 OUT
GND
STB3.3V
VCC
K2
RM2501
REMOTE RECEIVER
KEY3 2
D2520A
POWER LED
TO A1 K1 ON/OFF
Q2511
7
REMOCON 1
3
3.3V
4
STBY3.3V
KEYSCAN1 6
SW3752 SW3753 SW3754 SW3755 SW3751
VOL.DN VOL.UP CH.DN CH.UP TV/VTR
K REMOTE RECEIVER
POWER LED
KEYSCAN
2 3
RM2510
PNA4701M05TV
REMOTE RECEIVER
C2512
D2532
6.3V
MAZ80560ML
10u
R2517
47
R2516
22k R2545
100
SW2500
K0F122A00172
S-BOARD POWER SW
!
TNPA4237S
4 5
62
! K-BOARD TNPA4144S
R3758
3.16k
C2515
Q2519 D2524
25V
R2525 MAZ80560ML
2SB0709A0L 0.01u
10k R3751 R3755
1.74k 1.62k
Q2511 R2553
1k
2SD0601A0L
R2557
549
Q2510 R2526 D2520
B3AAA0000770
5.6k
2SD0601A0L
TV/VTR VOL.DOWN VOL.UP
POWER LED
R2524
R
R2542 22k
100
R2520 R3756
220k 0
KEYSCAN
D2529
MAZ80560ML
K1
K2
TO
A-BOARD
(A1)
S2
TH-42PE7U
K and S-Board Schematic Diagram
6 7
R3753
2.32k
CH.DN CH.UP
8