Panasonic SA-HT441WP Service Manual page 72

SA-HT441WP
SCHEMATIC DIAGRAM-2
H
A
DVD MODULE CIRCUIT
K8421
0
FP8101
VGND
50
LB8303 J0JCC0000119
Y/PY/G
49
VGND
48
LB8304 J0JCC0000119
CB/PB/B
47
VGND
G
46
LB8305 J0JCC0000119
CR/PR/R
45
VGND
44
LB8301 J0JCC0000119
Y
43
VGND
42
LB8302 J0JCC0000119
C
41
ADAC5V
40
LB8421 ERJ2GE0R00X
MIX-L
39
ADAC5V
38
LB8422 ERJ2GE0R00X
MIX-R
37
ADGND
36
FL LB8425 ERJ2GE0R00X
35
F
ADGND
34
FR LB8426 ERJ2GE0R00X
33
ADGND
32
SL LB8427 ERJ2GE0R00X
31
ADGND
30
SR LB8428 ERJ2GE0R00X
29
ADGND
B 28
TO CNT LB8429 ERJ2GE0R00X
27
MAIN CIRCUIT ADGND
26
(CN2001) ON SW LB8430 ERJ2GE0R00X
25
LB8423 ERJ2GE0R00X
SCHEMATIC A-REF
24
DIAGRAM-8 ZFLAG & AMUTE LB8424 ERJ2GE0R00X
23
E
DGND
22
AUDIODIGITAL LB8491 ERJ2GE0R00X
21
DGND
20
D+5V FL8103 F1H0J1050022
19
DGND
18
D+5V
17
DGND
16
A+5V FL8102 F1H0J1050022
15
AGND
14
A+5V
13
AGND
12
2.7V FL8101 F1H0J1050022
11
DGND
D
10
2.7V
9
DGND
8
M+9V FL8104 F1J1E1040022
7
MGND
6
M+9V
5
MGND
4
LB8691 ERJ2GEJ101X
DOP_CPU-CLK
3
DOP_CPU-CMD LB8693 ERJ2GEJ101X
2
LB8692 ERJ2GEJ101X
DOP_CPU-STAT
1
C
K8106
0
B
A
1 2 3
:MAIN SIGNAL LINE :DVD(VIDEO) SIGNAL LINE :DVD(AUDIO) SIGNAL LINE
Y/PY/G
CB/PB/B
CR/PR/R
Y
C
MIX-L
MIX-R
FL
FR
SL
SR
CNT
SW
R8420
A-REF
2.2K
AUDIODIGITAL
QR8420
D+5V
UNR521100L
MUTING
A+5V
M+9V
DOP_CPU_CLK
OP_CPU_CMD
DOP_CPU_STAT
IC8151
C0DBEHG00006
+1.2V REGULATOR
CTL VCC GND OUT ADJ
1 2 3 4 5
4 5 6
:+B SIGNAL LINE
AMUT
IC8421
C0FBBK000050
AUDIO DIGITAL TO
ANALOG CONVERTER
1 ZERO1 ZERO2 28
STBDAC
2 MS VOUT1 27
SBT3
3 MC VOUT2 26
SBO3
4 MD VCOM 25
R8421
0
ADAC-CLK
5 SCK AGND2 24
DMIXOUT
DATA1 VCC2 23
6
SRCK
BCK VOUT3 22
7
LRCK
8 LRCK VOUT4 21
9 VDD VOUT5 20
10 DGND VOUT6 19
AOUT0
11 DATA2 AGND1 18
AOUT1
12 DATA3 VCC1 17
AOUT2
13 DATA4 VOUT7 16
14 MSEL VOUT8 15
C8424 C8428
0.1 0.1
7 8 9
72
IC8691
C0JBAA000346
AND GATE
OP_CPU-CLK
1 VCC 5
2
3 GND 4
DOP_CPU_CLK
IC8695
C0JBAA000346
AND GATE
OP_CPU-STAT
1 VCC 5
2
3 GND 4
MIX-L DOP_CPU_STAT
MIX-R
A-REF
IC8111
C8422
0.1 C0CBCBD00018
+3.3V DC-DC CONVERTER
FL
VO VIN 8
1
FR
2 NC NC 7
SL
3 GND NC 6
SR
4 CN CONT 5
C8113
470P
C8427
0.1
QR8112
UNR521400L
CNT
POWER CONTROL
SW
SA-HT441WP DVD MODULE CIRCUIT
1/4 2/4 3/4 4/4
10 11
TO DVD MODULE
SECTION (2/4)
LB8690
J0JCC0000091
QR8111
UNR521400L
POWER CONTROL
12 13