Panasonic TC-50PX14 Service Manual page 46

11.10. A-Board (4/14) Schematic Diagram
! A-BOARD TXN/A1EVUUS (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
2.2k R5646 R5636
Q5604
10k 68k
B1ABCF000231
R5647
47k
C5688 R5641
10V
47k
2.2u
R5701
13.3k
R5671
27k
VJ5601
P
28 29
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POWER SUPPLY
C5708
16V
1 24 0.1u
CTL1 CB1
VJ5602
C5704 2 23
CS1 DRVH1
10V
P
0.047u
3 22
L5601
FB1 LX1
3.3u
VJ5603
4 21
VO1 DRVL1
P
5 20 Q5686 C5711
ILIM1 VCC 2.5V
C5703 B1MBDDA00003
68u
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
C5710
10 15
VO2 DRVH2 2.5V
P
68u
11 14 L5600
FB2 CB2
2.2u
12 13
CS2 TEST
C5700
16V
5600p
CH1=0.7V 310kHz
CH2=1.2V 410kHz
C5764 C5705
16V 10V Q5687
1u 4.7u
C5709 B1MBDDA00003
IC5608
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
16V CTL1 CB1
0.01u
VJ5700
2 23
CS1 DRVH1
P
3 22 L5700
FB1 LX1
6.8u
VJ5701
4 21
VO1 DRVL1
P
Q5700 C5730
5 20
ILIM1 VCC 6.3V
B1MBDDA00003
C5725 100u
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 C5689
P
11 14
FB2 CB2
12 13
CS2 TEST L5602
4.7u
C5691
16V
0.027u
CH1=0.7V 310kHz
CH2=1.2V 410kHz
C5692
IC5607 10V Q5685
4.7u
B1MBDDA00003
C5690
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
SUB1.8V Q5522
R5537
B1ADCE000022
1.5k
R5535 R5538
22k 2.2k
C5723
D5697
B0BC6R600005 16V R5536 D5521
0.1u 47k MA3X152D0L
C5521
16V
R5188
0.1u
TP5601
SUB1.3V
D5698
B0BC6R600005
R5542
R5544
D5522
MA3X152D0L
L5605
G1C100MA0203
C5734
C5733
25V 25V
10u 10u
C5724
C5699
25V
25V
10u
10u
SUB5V
TP5700
L5606
G1C100MA0203
C5736
C5737
10V
10V
10u
10u
C5732
D5706 16V
B0BC6R600005 0.1u
STB3.3V
SUB3.3V R5648 Q5684
4V
TP5600 C5718 C5720 10k
68u TO 7/14 B1ADCE000022
16V 16V
R5650
0.1u 0.1u AG_ODU_DET/KEY3
47k
C5721
C5722
16V
16V
0.1u 0.1u R5651 MA2J11100L
R5652 C5652 68k
100k 50V
1000p
D5693 C5719
B0BC6R600005 16V TO 5/14
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
470
C0CBZZE00001
SUB9V
1 OUTPUT 3
INPUT
C5418 C5420
25V
16V
COMMON
1u
1u
2
SUB9V
TP3506 TP3507
470 SUB9V
SUB5V D5573
470 B0BC01100001
TO 7,10/14 R5667
100
STB_RST
STB5V
D5616
R5665
MA2J72800L
100
R5662 R5664
10k R5663 1M
C5664
R5666 10V
470 10u
CD
2 VDD 3
D5613 C5667
MA2J11100L 50V
OUT 100p
1 VSS
C5663 4
10V
10u
IC5606
D5614 D5615
MA2J11100L
C0EBF0000354
STB RESET
34 35 36