K, S And Z-Board Block Diagram - Panasonic TH-42PA50E Service Manual

TH-42PA50E / TH-42PE50B / TH-37PA50E / TH-37PE50B

14.14. K, S and Z-Board Block Diagram

Z
SOUND CONTROL/SP AMP
9VS(s)
TO H50 Z50
9VS(s) 35
STB 5V
9VS(s) 34
10VS(w) 31
10VS(w)
30
STB 5V
10VS(w)
29
MAIN 9V
STB 5V
25
MAIN 9V
23
SCL1 21
SDA1 19
L_IN 11
R_IN
9
MAIN_DEF
16 Q2302
SP_MUTE
15
RESET Q2300 Q2301
18
SOUND_SOS
MUTE CCT
13
(SP_SHORT)
MON SOUND_DEF
17
SOS
Q2324 Q2323
TH-37/42PA50E, TH-37/42PE50B
K,S and Z-Board Block Diagram
IC2302
AUDIO AMP
6
5
2
3
IC2300
SOUND CONTROL
30 SCL
31 SDA
1 L IN L OUT 25
2 R IN R OUT 24
Q2314
STB 5V
Q2315 Q2316 Q2317
MUTE SW
MAIN 9V
10VS(w)
IC2305
10VS(w)
WOOFER AMP L
24 VCC OUTP 15
Z2
OUTP 14
1 INN
OUTN 11 5 L+
5 SHUTDOWN OUTN 10 4 L-
2 R+
1 R-
IC2306
WOOFER AMP R
7
24 VCC OUTP 15
OUTP 14
1 1 INN
OUTN 11
5 10
SHUTDOWN OUTN
80
SPEAKER L
S
POWER SWITCH
S1 TO SS34
SPEAKER R
1
STB_PS
3
12V
SW2500
K REMOTE RECEIVER,LED
KEY SCAN
RM2510
REMOTE RECIEVER
STBY5V_M
SW3751
STR K1 TO H53
SW3752
7 KEYSCAN
F
Q2511
8 LED_R
SW3753
Q2510
12 REMOCON
-/
STBY5V_M
SW3755
TV/AV 2 STBY5V_M
ON/OFF
SW3754
POWER LED_R
+/
Q2519
5 SUB5V
D2520
Q2518 11
SUB 5V MODEM LED
D2525
DVB LED
PE50E ONLY
TH-37/42PA50E, TH-37/42PE50B
K,S and Z-Board Block Diagram