A-Board (4/15) Schematic Diagram - Panasonic TH-42PX80U Service Manual

11.13. A-Board (4/15) Schematic Diagram

! A-BOARD TNPH0716S (4/15)
PEAKS-LITE2 POWER
F15V
R5635
D5692
R5638
MAZ80560LL 10k
Q5603
2SD0601A0L
Q5604
R5644
2.2k 2SD0601A0L R5646
10k
R5647
C5688 47k
R5641
10V
47k
2.2u
PEAKS-LITE2 RESET
F15V SUB3.3V
R5747 R5748
10k 12k
C5767
16V
0.01u
C5766
0.01u
GND OUT
Vdd
IC3017
NC Cd
C0EBM0000026
C5765
10V
RESET
0.047u
TH-42PX80U
A-Board (4/15) Schematic Diagram
28 29
POWER SUPPLY
R5637
0
R5622
100k
R5614
VJUMP1608-P
1 30 C5617
RT OVP
10V
P C5626
1u
2 29 16V
CS1 CUVP 0.1u
C5624 C5616
R5630
50V 10V 0.047u 3 28
47.5k VO1 PGOOD
220p
4 27
FB1 CB1
R5625
R5632
0
30k 5 26
REFIN1 OUT1-1
R5623 MA22D3900L
47k
6 25 Q5601
ILIM1 LX1
R5626 B1MBDDA00003
0
7 24
-INC1 OUT1-2
R5634
28k
8 23
-INC2 VCC
C5620
25V 0.1u
9 22
ILIM2 PGND
R5633
R5621 36k
R5616 10 21
28k
VJUMP1005-P FSW VB
P R5627
0
11 20
FB2 OUT2-2
R5631
36k 12 19
VO2 LX2
C5623 R5628
R5629
50V C5621 0
28k 13 18
470p CS2 OUT2-1
25V
0.01u
14 17
GND CB2
C5625
15 16
VREF CTL C5622
25V
10V
0.01u
4.7u Q5602
B1MBDDA00003
IC5601 C5627
16V
0.1u
C0DBAYY00274
DC-DC CONVERTER
15V->1.2V,15V->1.8V
R5620
22k
68
C5644
25V
0.01u
R5636
C5642
68k
25V
IC5600 10u
C0DBAYY00273
DC-DC CONVERTER
15V->3.3V
R5601
VJUMP1608-P
1 24
C5603 GND FB
25V
0.01u 2 23
REFIN VO
3 22
VREF RT
C5604
C5601 Q5600
25V 0.01u 4 21
16V CS CB R5606 0
B1MBEDA00015
0.1u C5606 C5608
50V 470p 5 20 16V
COVP OUT-1
C5600 0.1u
10V 1u 6 19
CUVP LX
R5602
R5610
100k VJUMP1005-P
7 18
PGOOD VBIN
P
8 17
CTL VCC
R5600
68 9 16
LSAT VB
C5643
D5605
25V 0.1u
10 15 MA22D3900L
ILIM OUT-2
R5607
11 14 0
R5611
+INC PGND
47k
12 13
-INC FSW
R5612
36k
R5603
VJUMP1005-P
STB3.3V
R5648
10k
Q5684
to (1/15) to (7/15)
R5762 2SB0709A0L
100 R5650
XRST AG_ODU_DET/KEY3
56k
16V
R5651
C5652
R5652 56k
50V
100k
AG_DTV_XRST 1000p
to (3/15)(7/15)
to (1/15)
AG_KEY3
30 31
F15V
L5604 L5605
G1C100MA0203 J0JHC0000075
C5632
SUB1.8V C5631
TP5602 25V
25V
1u
47u
C5619
C5611
25V 25V
10u 10u
L5601
G1C2R2Z00007
C5618 C5612
25V 25V
10u
10u
C5629
D5601
4V
68u
D5602
MA22D3900L
C5628
SUB1.2V
4V
68u TP5601
L5600
C5641
G1C2R2Z00007 16V
0.1u
Q5522
L5606 STB5V
TPS0S
G1C100MA0203 R5537
2SB0709A0L
1.5k
C5615
25V C5522
R5535 R5538
10u 16V
2.2k 2.2k
0.1u
R5536
4.7k R5540
470
C5521
16V R5188
0.1u D5521 470
C5605 MA3X152D0L
D5606
10V
B0JCDD000002
4.7u
C5607 C5636 C5637 C5638 SUB3.3V
TP5600 C5640
50V 16V 16V 16V 16V
220p 0.1u 0.1u 0.1u 0.1u
L5602
C5639
G1C4R7Z00014
C5602 16V
D5522
4V
0.1u MA3X152D0L
68u
R5604
47k
R5605
12.7k
STB5V
D5616
R5665 to (7/15)(9/15)(11/15)
MA2J72800L STB_RST
100
R5667
100
R5663
R5662 R5664
10k VJUMP1005-P 1M
P C5664
6.3V
10u
CD
R5666 D5613 2 VDD
3 C5667
470 MA2J11100L
50V
100p
OUT
D5614 D5615 1 VSS 4
C5663
MA2J11100L MA2J11100L
6.3V
10u
IC5606
C0EBF0000354
STB RESET
32 33
49
IC5400
C0DBAYY00183
SUB 5V
R5404
VJUMP1005-P
C5402
1 8
25V BS
F15V SS
0.01u P
TP5400
2 7
VIN
EN
C5406 C5401
25V 25V
10u 0.1u
3 6
SW
COMP
D5400
C5400 B0JCME000037
SUB5V 10V
TP3504 TP3505 TP3526 4 5
10u GND
FB
5V
L5401
C5408
G1C330M00027
D5571 10V
D5401
B0BC6R600005 10u
B0BC4R700007
to (7/15)
AG_SOS
IC5401
C0DBAYY00183
BT30V
SUB 9V
R5409
VJUMP1005-P
1 8
BS
F15V P SS
C5414
25V
F15V 0.01u
2 VIN 7
EN
C5413
C5418
25V 25V
0.1u
10u
3 SW 6
COMP
C5412 D5403
B0JCME000037
16V
SUB9V TP3506 TP3507 TP3527 10u
R5542 4 GND 5
FB
470
C5420 L5405
R5544
D5573 16V G1C330M00027
220
10u D5404
B0BC01100001
B0BC4R700007
SUB9V
34 35
R5400
C5405
100k
25V
0.1u
C5404
R5402
25V
45.3k
3900p
R5401
10k
R5403
10k
R5405
C5417
100k
25V
0.1u
C5416
R5407
25V
88.7k
4700p
R5406
20k
R5408
10k
TH-42PX80U
A-Board (4/15) Schematic Diagram
36