Z-Board And H3-Board Block Diagram - Panasonic TH-50PHW7BX Service Manual

TH-50PHW7BX / TH-50PHW7EX / TH-50PHD7EK / TH-50PHD7ES / TH-50PHD7BK / TH-50PHD7BS / TH-50PHD7UY

15.62. Z-Board and H3-Board Block Diagram

Z
Sound Processor Board
TO J-BOARD Z8
J8
L 17
R 19
SCL3 10
SDA3 11
RESET 14
SOUND MAIN MUTE
15
DIG12V 9
DR15V 12
SLOT9V 1
SLOT5V 3
SLOT3.3V 5
SLOT3.3V 6
TH-50PHD7BK/BS/EK/ES/UY, TH-50PHW7BX/EX
Z and H3-Board Block Diagram
IC2401
SOUND PROCESSOR
AUDIO AMP (L)
L IN L OUT
32 20 11
AMP STB SW
4
AUDIO AMP (R)
R IN R OUT
1 12 11
AMP STB SW
4
Q2406 28
B IN
100Hz LPF
29 ADD
VCC 31 9V
LPF
27
MS IN
SCL SDA PORT
15 16 17
D2308
Q2305
Q2306
MUTE
POWER ON MUTE
Q2303
MUTE
9V
IC804
IC801
FAN 12V
AVR 9V
SW OUT
2 1
2 1
V IN
VO S
4
IC802
AVR 5V
2 1
IC803
TO
Z30 Z32
SW REG 3.3V
FAN
FAN 12V FAN 12V
1 1
7 11
3 3
FAN SOS FAN SOS
Z31 Z33
1 FAN 12V FAN 12V 1
FAN SOS FAN SOS
3 3
IC2302
H3
Z6 H37
JK8500
L+
SPEAKER
AUDIO 16 1 1 +
TERMINAL
OUT(L) L-
17 4 3 (L)
-
20
SW REG
21
22 23 24
SOUND12V
Q2331
IC2301
H3
Z7 H37
JK8500
R+ SPEAKER
16 1 1 +
AUDIO
TERMINAL
R-
OUT(R)
17 3 3 - (R)
SW REG 20
21
22 23 24
SOUND12V
Q2330
ERROR
DETECT
Q2333
Q2334
Q2370
TO P-BOARD
P5
Z5
SOUND12V
8 SOUND12V
7 SOUND12V
SOUND12V
6
IC2304
AVR 9V
2 1
3 STB5V
1 DIG12V
2
DIG12V
TO P-BOARD
P10
Z10
DR15V
1
Q801 FAN CONT
5
3 FAN SOS
120
TH-50PHD7BK/BS/EK/ES/UY, TH-50PHW7BX/EX
Z and H3-Board Block Diagram