Panasonic TH-42PY800H Service Manual page 45

11.9. A-Board (5/16) Schematic Diagram
! A-BOARD (5/16)
TXN/A1RLTM(H/M/MR/MT)
TXN/A1RLTQ(MS)
R5623
47k
1%
1%
R5634
28k
1%
R5633
R5621
47k
1%
1%
R5631
36k
F15V
R5635
22k
C5658
R5636 25V
68k
0.01u
R5659
D5612
10k
MAZ80560LL
Q5606
R5646
2SD0601A0L
R5657
10k
2.2k
R5647
C5657 47k
R5658
10V
47k
2.2u
Q5607
2SD0601A0L
R5600
TH-42PY800H/M/MR/MS/MT
A-Board (5/16) Schematic Diagram
37 38
SUB1.2V/1.8V R5619 R5622
100k
0
R5614
1 30
RT OVP C5617
C5626
10V
C5616
2 29 1u 16V
CS1 CUVP 0.1u
R5630 C5624 0.047u 10V
3 28
50V VO1 PGOOD
47.5k
220p
1% 4 27
1%
FB1 CB1
R5632
R5625
5 26
30k REFIN1 OUT1-1
0
6 25
ILIM1 LX1
R5626
7 24
-INC1 OUT1-2 C5620
25V
0
8 0.1u
23
-INC2 VCC
9 22
ILIM2 PGND
R5616
28k
10 21
FSW VB
R5627
11 20
FB2 OUT2-2 D5604
0
B0JCDD000002
12 19
1% VO2 LX2
C5623
C5621
R5629 R5628
50V 25V 0.01u 13 18
28k 470p CS2 OUT2-1
0
14 17
GND CB2
C5625
25V 0.01u 15 16
VREF CTL
C5627
16V
0.1u
C5622
10V
4.7u
R5620
68
C5642
25V
10u
R5601
D5606
B0JCDD000002
SUB3.3V
C5603 1 24
GND FB
25V
0.01u 2 23
REFIN VO
3 22 Q5600
VREF RT
C5604
25V 0.01u
4 21
CS CB B1MBEDA00015
C5601 C5608
C5606
16V 50V 470p 5 20 16V
COVP OUT-1 R5606
0.1u 0.1u
C5600
1u 0
10V 6 19
CUVP LX
R5602
R5610 100k
7 18
PGOOD VBIN
C5643
8 17
CTL VCC
25V 0.1u
68
9 16
R5611
LSAT VB
47k D5605
1% 10 15 MA22D3900L
ILIM OUT-2
R5607
R5612 11 14
+INC PGND 0
36k
1%
12 13
-INC FSW
R5603
39 40
F15V
SUB3.3V
R5660
10k
R5662
C5661
R5661 47k
25V TP5660 TO 2/16
12k
0.01u R5763
100
XRST
C5663
25V
IC5660
0.01u
GND OUT
Vdd
C0EBM0000026
NC Cd
RESET
TO 4/16
C5662
R5664
10V
0
0.047u
AA_XRST
From 6/16
R5702
2.2k
AG_DTV_XRST
L5604
L5605
G1C100MA0203
J0JHC0000075
C5699
C5611
C5696 C5697
25V 10u
25V
10u 25V 25V
47u 1u
C5612 C5700
25V 25V
10u 10u
SUB1.8V
L5601 TP5602
G1C2R2Z00007
D5607
SP8K1TB C5629 B0BC4R000002
D5601
4V
Q5601 MA22D3900L 68u
B1MBDDA00003
C5628 SUB1.2V
D5602
4V
MA22D3900L TP5601
68u
L5600
G1C2R2Z00007 C5641
16V
0.1u
D5608
B0BC4R000002
Q5602
B1MBDDA00003
L5606
G1C100MA0077
C5615
25V
10u
C5605
10V
4.7u
SUB3.3V
L5602 TP5600
G1C4R7Z00014
C5640 C5636 C5637 C5638 C5639
C5602 16V 16V 16V 16V 16V
4V
C5607 0.1u 0.1u 0.1u 0.1u 0.1u
R5604 68u
47k 50V
220p
1%
D5600
B0BC4R000002
R5605
12.7k
1%
41 42
45
SUB5V 0
R5698 MAIN5V
L5690
J0JYC0000068
R5699 0
C5704
50V
100p
MAIN3.3V
SUB3.3V
Q5693 MAIN3.3V
L5691
B1DHDC000028
J0JYC0000068
C5695
D5691
C5691 R5697 6.3V
B0BC6R600005
6.3V
10k 47u
R5695
47u
1k
R5691
10k
R5693 Q5691 From GenX4
47k 2SD0601A0L
FROM 6/16
F15V
PA5600
K5H5022A0023
TP5700
TP5701
TP5705
TP5706
TP5702
TO
K-BOARD TP5608
A1
(K1) TP5603 L5735
J0JYC0000068
1
RMIN
STB3.3V
GND 2
L5610
TP5606
J0JHC0000035
3
STB3.3V
TP5607
4
ACTIVE_STBY_LED_ON
5 FL5732
G_LED_ON
G J0HABH000013
R_LED_ON 6 G
TP5604
FL5734
G J0HABH000013
G
TP5605
FL5733
G
J0HABH000013
G
TO
K-BOARD
SUB5V
A2
(K1) L5611
J0JHC0000035
1
SUB5V
2
GND
3
AI_SENSOR
R5732
FL5731
G J0HABH000013 22k
G
C5730 C5731
R5733
25V 6.3V
56k
0.01u 47u
TH-42PY800H/M/MR/MS/MT
A-Board (5/16) Schematic Diagram
43 44
C5703
50V
100p
AG_TV_MAIN_ON
DTV9V
SUB5V
SUB3.3V
MAIN9V
STB5V
GenX4
TO 6/16
AG_RMIN
AG_ON_TIMER_LED_ON/ACTIVE_STB_LED_ON
AG_G_LED_ON
AG_R_LED_ON
AG_AI_SENSOR
45