Panasonic TH-42PZ800U Service Manual page 50

11.10. A-Board (4/12) Schematic Diagram
A-BOARD TNPH0731S (4/12)
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PEAKS-LITE2 POWER
R5623
47k
R5634
28k
R5633
36k
R5621
28k
R5631
36k
R5629
28k
F15V
D5692 R5638 R5635
MAZ80560LL 10k
22k
Q5603
2SD0601A0L
R5644
R5646
2.2k R5636
Q5604 10k 68k
2SD0601A0L
R5647
C5688 47k
R5641
10V
47k
2.2u
PEAKS-LITE2 RESET
IC3017
SUB3.3V
C0EBM0000026
RESET IC
F15V
R5749
R5748 47k
R5747
10k 12k
C5767
16V
0.01u
GND OUT
Vdd C5766
16V
0.01u
NC Cd
C5765
10V
0.047u
TH-42PZ800U
A-Board (4/12) Schematic Diagram
28 29
POWER SUPPLY
R5637
R5622
0
100k
R5614
VJUMP1608-S
1 30 C5617
RT OVP
10V
C5626
1u
C5616 2 29 16V
10V CS1 CUVP 0.1u
C5624
0.047u
R5630
50V 3 28
47.5k VO1 PGOOD
220p
4 27
FB1 CB1
R5632
30k 5 26
REFIN1 OUT1-1 SP8K1TB
R5625 0
Q5601
6 25
ILIM1 LX1
B1MBDDA00003
R5626 0
7 24
-INC1 OUT1-2 C5620
25V
8 23 0.1u
-INC2 VCC
9 22
ILIM2 PGND
R5616 10 21
FSW VB
VJUMP1005-S R5627
11 20 0
FB2 OUT2-2
12 19
VO2 LX2
C5623
50V C5621 13 18
25V CS2 OUT2-1
470p
0.01u
14 17
GND CB2
C5625
15 16
25V VREF CTL
0.01u
R5628
IC5601 0 C5627
16V Q5602
0.1u
B1MBDDA00003
C0DBAYY00274
C5622
10V
DC-DC CONVERTER 4.7u
15V->1.2V,15V->1.8V
R5620
68
IC5600
C5644 C0DBAYY00273
25V
0.01u
DC-DC CONVERTER
15V->3.3V
B0JCDD000002
R5601
VJUMP1608-S
1 24
GND FB
C5603
25V
2 23
0.01u
REFIN VO
VREF(2.5V)
3 22
VREF RT
C5604
C5601
25V 0.01u 4 21
16V
CS CB
C5606 R5606 C5608
0.1u
0 16V
50V 470p 5 20
COVP OUT-1 0.1u
C5600
10V 1u 6 19
CUVP LX
PGOOD 7 18 R5602
PGOOD VBIN
VJUMP1005-S
R5610
CTL 100k Q5600
8 17
CTL VCC
B1MBEDA00015
R5600
68 9 16
R5611 LSAT VB
47k C5643
25V 0.1u
10 15
ILIM OUT-2
R5607
11 14 0
R5612
+INC PGND
36k
12 13 D5605
-INC FSW
MA22D3900L
R5603
VJUMP1005-S
R5762
to (1/12)
100
XRST
to (3/12)(7/12)
AG_DTV_XRST
30 31
F15V
L5604 L5605
G1C100MA0203 J0JHC0000075
C5631 C5632
25V 25V
47u 1u
C5619 C5611
25V
25V
10u
10u
SUB1.8V
TP5602
L5601
G1C2R2Z00007
C5618 C5612
25V 25V
10u
10u
C5629
4V
68u
D5601
MA22D3900L
D5602
MA22D3900L
STB5V
Q5522
C5628
R5537
4V
2SB0709A0L
1.5k
68u
SUB1.2V
TP5601
R5538
R5535 2.2k
2.2k
L5600
G1C2R2Z00007
C5641 R5536
16V 4.7k
0.1u
C5521
16V
0.1u
L5606
G1C100MA0203
D5606
C5642 C5615
25V 25V
10u 10u
C5605
10V
4.7u
SUB3.3V
TP5600
L5602
G1C4R7Z00014
C5602
C5607
4V
R5604
50V 68u
47k
220p
R5605
12.7k
1%
32 33
50
IC5400
C0DBAYY00183
SUB 5V
R5404
VJUMP1005-S
1 BS 8
F15V S SS
C5402
TP5400
25V
0.01u
2 VIN 7
EN
C5406 C5401
25V 25V
D5400
0.1u
10u B0JCME000037
3 6
SW
COMP
C5400 C5408
10V 10V
SUB5V
TP3504 TP3505 10u 10u 4 5
GND
FB
L5401
D5571 G1C330M00027 D5401 R5403
B0BC6R600005 B0BC4R700007
GenX5 IC5401
TPS0S
to (7/12)
C0DBAYY00183
AG_SOS
SUB 9V
C5522
16V
R5409
0.1u
VJUMP1005-S
1 8
BS
F15V S SS
C5414
R5540 25V
470 0.01u 2 7
VIN
EN
C5418 C5413
BT30V
25V D5403 25V
R5188
10u B0JCME000037 0.1u
470
D5521 3 SW 6
MA3X152D0L COMP
C5412 C5420
16V 16V
TP3508 SUB9V TP3506 TP3507 10u
10u 4 GND 5
R5542
FB
470
L5405
R5544
G1C330M00027 R5408
220 D5573 D5404
B0BC01100001 B0BC4R700007
D5522
MA3X152D0L
R5667
to (7/12)(12/12)
100
STB_RST
STB5V
D5616
R5665
MA2J72800L IC5606
100
C0EBF0000354
R5663
R5662 R5664
STB RESET
10k VJUMP1005-S 1M
C5664
6.3V
10u
STB3.3V CD
2 VDD 3
R5666 D5613
470 MA2J11100L
OUT
1 VSS
C5663 4
D5614 D5615
6.3V
R5648 MA2J11100L MA2J11100L
Q5684
to (7/12) 10k 10u
2SB0709A0L
AG_ODU_DET/KEY3
R5650
56k
R5652 C5652 R5651
50V
100k 56k
1000p
to (6/12)
AG_KEY3
34 35
R5400
100k
C5405
25V
0.1u
C5404
R5402
25V
45.3k
3900p
R5401
10k
10k
R5405
C5417
100k
25V
0.1u
C5416
R5407
25V
88.7k
4700p
10k
R5406
20k
C5667
50V
100p
TH-42PZ800U
A-Board (4/12) Schematic Diagram
36