Panasonic TH-42PM50U Service Manual page 267

31
32
33
34
35
36
37
HDMI
TO
DV-BOARD
(DV15)
DG15
31
YGIN0 32
YGIN1
33
UBIN0
UBIN1 34
R4443 35
EXB38V560JV
36
37
UBIN2
UBIN3 38
UBIN4
39
UBIN5
UBIN6 40
UBIN7
41
UBIN8
UBIN9 42
R4441 43
D1HG5608A002
44
45
46
YGIN2 47
YGIN3
48
YGIN4
YGIN5 49
YGIN6
50
YGIN7
YGIN8 51
YGIN9
52
R4442
53
D1HG5608A002
54
CLKINB2 55
R4444
56
22
AP_DE 57
R4445 56
HSIB 58
R4446 56
VSIB 59
R4447 56
60
DG-BOARD TNPA3625AK (4/11)
38
39
TH-42PM50U
DG-Board (4 of 11) Schematic Diagram
23 24
1
2 HDMIINT
3
4 R4448 22
SDA1
5 R4449 22
SCL1
6
7 HDMI_RST
8
9 R4450 0 JTAG_TMS
10 R4453 0
JTAG_TCK
11 R4452 0
TDO_4PRO_HDMI
to HDMI TDI
R4454 0
12 TDO_4L_BA
from HDMI TDO
R4451 0
13 JTAG_TRST
14
15 HPD
JS4009
16 0
HDMI_ROBA
17
HDMI_5V_DET
18 NIRQ2
19
20 RX_MCLK
21
22
RX_SCK
23
24 RX_WS
25
26 RX_SD0#
27
MAIN3.3V
TP4031
28
29
G
R4466
2 0
1 G
30 FL4012
3
J0HABH000012
MAIN5V
JS4067
0
25 26
FL4014
J0HABB000004
RX_MCLK
1 3
2 4
FL4015
J0HABB000004
RX_SCK
1 3
2 4
R4460
FL4016
J0HABB000004 47k
RX_SD0#
1 3
2 4
RX_MCLK
RX_SCK
FL4017
RX_SD0#
J0HABB000004
RX_WS
RX_WS
1 3
2 4
NIRQ2 Q4051
B1ABCF000138
R4761
10k
HIGH:MUTE
R4762
VIH > 2.2V
10k
VIL < 0.8V
R4464
B1ABCF000138
1k
MAIN9V
R4465
61.9k
C4220
R4462 50V
L
22k 33p
R4459
C4218
33k
50V
180p
IC4001
C0ABBB000289
R4456
AUDIO AMP -
10k
+
C4216
R4457
50V
10k
0.01u +
-
C4215
16V
47u
C4221
50V
0.01u
C4219
R4461 50V
R 22k 33p
R4458
33k
C4217
R4463
50V
61.9k
180p
27
MAIN5V
C4231
C4229
IC4002
16V 16V
0.1u 47u
C0FBBK000047
AUDIO DAC
1 16
MCLK DZFL
2 15
BICK DZFR
3 14
SDTI VDD
4 13
LRCK VSS
5 12
VCOM
PDN
6 11 C4224 C4230
SMUTE/CSN AOUTL
16V
16V
7 10 10u 0.1u
R4472 ACKS/CCLK AOUTR
33
8 9
DIF0/CDTI P/S
C4225
6.3V
10u
R4471
47k C4227
6.3V
10u
Q4052
Low=>MUTE
TP4016
Q4055
TP4017
2SA207700L
Hi=> MUTE
TP4015 R4483
10k
R4480
L
47k
R4485
10k
R4482
10k Q4059
Q4054 Q4056
B1ABCF000138
B1ABCF000138 B1ABCF000138
Q4053
R4474
1k B1ABCF000138 R4486 R4494
10k 22k
C4232
C4235
16V
50V
10u
2700p
R4488
1k
R4492
R4487 330
1M
R4493
330 Q4058
C4222 B1ABCF000138
16V
47u
NP
R4489
C4233 C4234
1k 50V
16V
R
2700p
10u
TH-42PM50U
DG-Board (4 of 11) Schematic Diagram
28 29
51
52
53
54
55
56
57
HPD for MUTE
Hi=>MUTE
High => MUTE
HDMI AUDIO MUTE
R4498
470
58
R4496
L
47k
Q4057
B1ABCF000138
R4497
470
59
R4495 R
47k
60
61
62
30