Panasonic TH-42PM50U Service Manual page 160

R4460
47k
RX_MCLK
RX_SCK
RX_SD0#
RX_WS
Q4051
B1ABCF000138
R4761
10k
HIGH:MUTE
R4762
VIH > 2.2V
10k
VIL < 0.8V
R4464
1k
MAIN9V
R4465
61.9k
R4462
L
22k
R4459
C4218
33k
50V
180p
IC4001
C0ABBB000289
6
AUDIO AMP -
+
C4216
7
50V
+
0.01u
-
C4215
16V
47u
C4219
50V
R4461
22k 33p
R
R4458
33k
C4217
R4463
50V
61.9k
180p
27
82
MAIN5V
IC4002
C0FBBK000047
AUDIO DAC
1
MCLK DZFL
2
BICK DZFR
3
SDTI VDD
4
LRCK VSS
5
PDN VCOM
6
SMUTE/CSN AOUTL
7
R4472 AOUTR
ACKS/CCLK
33
8
DIF0/CDTI
R4471
47k
Q4052
B1ABCF000138
Low=>MUTE
Q4055
C4220 2SA207700L
50V
33p
R4483
TP4015
10k
R4480
L
47k
R4482
10k
Q4053
R4474
B1ABCF000138
1k
C4221 C4222
50V 16V
47u
0.01u
R
28
C4229 C4231
16V 16V
0.1u 47u
16
15
14
13
12
C4230
11 C4224
16V 16V
10 10u 0.1u
9
P/S
C4225
6.3V
10u
C4227
6.3V
10u
TP4016
TP4017
Hi=> MUTE
R4485
10k
Q4059
Q4054 Q4056
B1ABCF000138
B1ABCF000138 B1ABCF000138
R4494
R4486
22k
10k
C4232
C4235
16V
50V
10u
2700p
R4488
1k
R4492
R4487 330
1M
R4493
330
Q4058
B1ABCF000138
NP
R4489
C4233 C4234
1k
16V 50V
2700p
10u
TH-42PM50U
DG-Board (4 of 11) Schematic Diagram
29
HPD for MUTE
Hi=>MUTE
High => MUTE
HDMI AUDIO MUTE
R4498
470
R4496
L
47k
Q4057
B1ABCF000138
R4497
470
R
R4495
47k
30
51
52
53
54
55
56
57
58
59
60
61
62