Panasonic TC-42PX14 Service Manual page 46

11.10. A-Board (4/14) Schematic Diagram
A-BOARD TXN/A1EWUUS (4/14)
!
R5675
43k
R5677
27k
R5679
16k
R5678
16k
R5676
56k
R5674
6.98k
F15V
D5692
R5638 R5635
MAZ80560LL 10k 22k
R5673
68
Q5603
C5644
B1ABCF000231 16V
0.01u
R5644
R5646
2.2k Q5604 R5636
10k
68k
B1ABCF000231
R5647
C5688 47k
R5641
10V
47k
2.2u
R5701
13.3k
R5671
27k
VJ5601
P
28 29
POWER SUPPLY
C5708
16V
1 24 0.1u
CTL1 CB1
C5704 VJ5602
2 23
CS1 DRVH1
10V P
0.047u
3 22 L5601
FB1 LX1
3.3u
VJ5603
4 21
VO1 DRVL1
P
5 20 Q5686
ILIM1 VCC
C5703 B1MBDDA00003
6 19 25V
GND VB 0.1u
C5726 7 18
16V CVBLPF PGND
1u VJ5604
8 17
R5680
CTL2 DRVL2
5.6 P
9 16
ILIM2 LX2
VJ5605
10 15
VO2 DRVH2
P
11 14 L5600
FB2 CB2
2.2u
12 13
CS2 TEST
C5700
16V
5600p
CH1=0.7V 310kHz
CH2=1.2V 410kHz
C5705
C5764
10V Q5687
16V
1u 4.7u B1MBDDA00003
IC5608 C5709
16V
0.1u
C0DBAYY00480
D5752
R5070
MA2J11100L
10k DC-DC CONVERTER
15V->1.3V,15V->1.8V
VJ5600
P
C5729
16V
0.1u
C5727 1 24
CTL1 CB1
16V
0.01u
VJ5700
2 23
CS1 DRVH1
P
3 22
FB1 LX1 L5700
6.8u
VJ5701
4 21
VO1 DRVL1
P
5 20 Q5700
ILIM1 VCC
B1MBDDA00003
C5725
6 19 25V
GND VB
0.1u
7 18
CVBLPF PGND
C5693
VJ5606
16V 8 17
CTL2 DRVL2
1u R5672 P
5.6
9 16
ILIM2 LX2
VJ5607
10 15
VO2 DRVH2
P
11 14
FB2 CB2
12 13
CS2 TEST L5602
C5691 4.7u
16V
0.027u
CH1=0.7V 310kHz
CH2=1.2V 410kHz
C5692
IC5607
10V Q5685
4.7u
C5690 B1MBDDA00003
C0DBAYY00480 16V
0.1u
DC-DC CONVERTER
15V->5V,15V->3.3V
30 31
F15V
L5603 L5604
G1C100MA0203 J0JHC0000075
C5702 C5697 C5713 C5714
25V 25V 25V 25V
10u 10u 47u 1u
C5701 C5698
25V 25V
10u 10u
STB5V
TP5602 Q5522
SUB1.8V
B1ADCE000022 R5537
1.5k
R5535 R5538
C5711
22k 2.2k
2.5V
68u
D5697 C5723
B0BC6R600005 16V R5536 D5521
0.1u 47k MA3X152D0L
C5521
16V
0.1u
C5710
2.5V
TP5601
68u SUB1.3V
D5698
B0BC6R600005
D5522
MA3X152D0L
L5605
G1C100MA0203
C5734
C5733
25V 25V
10u 10u
C5724
C5699
25V
25V
10u 10u
SUB5V
TP5700 L5606
G1C100MA0203
C5736
C5737
C5730 10V
10V
6.3V 10u
10u
100u
C5732
D5706 16V
B0BC6R600005 0.1u
STB3.3V
C5689
SUB3.3V R5648 Q5684
4V
C5718 C5720 10k
TP5600 TO 7/14 B1ADCE000022
68u 16V 16V
R5650
0.1u 0.1u AG_ODU_DET/KEY3
47k
C5722 C5721
16V 16V
0.1u 0.1u R5651
R5652 C5652
68k
100k 50V
1000p
D5693 C5719
TO 5/14
B0BC6R600005 16V
0.1u
AG_KEY3
32 33
46
SYSTEM MPU
TPS0S
AG_SOS
C5522
TO 7/14
16V
0.1u
F15V
R5540
470 F15V
IC5401
BT30V
R5188
470
C0CBZZE00001
SUB9V
1 OUTPUT 3
INPUT
C5418 C5420
25V
16V
1u COMMON
1u
2
SUB9V TP3506 TP3507
R5542
470
SUB9V
SUB5V D5573
R5544
470 B0BC01100001
TO 7,10/14 R5667
100
STB_RST
STB5V
D5616 R5665
MA2J72800L 100
R5662 R5664
R5663
10k 1M
C5664
R5666 10V
470 10u
CD
2 VDD 3
C5667
D5613
50V
MA2J11100L
OUT 100p
C5663 1 VSS 4
10V
10u
IC5606
D5614 D5615
MA2J11100L MA2J11100L
C0EBF0000354
STB RESET
34 35 36