Panasonic TH-46PZ81E Service Manual page 52

11.14. A-Board (7/20) Schematic Diagram
! A-BOARD TXN/A1SLTD (7/20)
R5630
47k
1%
1%
R5632
R5623 12.7k
36k
1%
1%
R5634
47k
1%
R5633
47k
R5621
36k
1%
1%
R5631
30k
1%
C5623
R5629
50V
47.5k 220p
F15V
R5635
22k
D5692 R5638
MAZ80560LL 10k
R5646 C5644
R5636
25V
10k
68k
0.01u
R5644
2.2k
Q5603
2SD0601A0L
R5647
C5688
47k
10V R5641
2.2u 47k
Q5604
2SD0601A0L
TH-46PZ81E
A-Board (7/20) Schematic Diagram
55 56
POWER SUPPLY
F15V
R5660
10k
C5661
R5661
25V
12k
0.01u
GND
NC
IC5601 R5637
0
C0DBAYY00274
R5622
SUB3.3/1.8V
100k
R5614
C5617
0
1 30 10V
RT OVP
C5626
C5616 1u
2 29 16V
CS1 CUVP 0.1u
16V 0.022u
C5624
3 28
50V VO1 PGOOD
220p
4 27
FB1 CB1
R5625
5 26
REFIN1 OUT1-1
0
Q5601
6 25
ILIM1 LX1
B1MBDDA00003
R5626
7 24
C5620
-INC1 OUT1-2
25V
0
8 23 0.1u
-INC2 VCC
9 22
ILIM2 PGND
R5616
10 21
FSW VB
0 R5627
11 20
FB2 OUT2-2 D5604
0
B0JCDD000002
12 19
VO2 LX2
C5621
R5628
13 18
CS2 OUT2-1
10V 0.047u
0
14 17
GND CB2
C5625
15 16
VREF CTL
25V 0.01u
Q5602
C5627
B1MBDDA00003
16V
0.1u
C5622
10V
4.7u
R5620
68
C5642
25V
10u
IC5600
C0DBAYY00273
SUB1.2V
D5606
R5601
B0JCDD000002
0
1 24
C5603
GND FB
25V
0.01u 2 23
REFIN VO
3 22 Q5600
VREF RT
C5601
C5604 4 21
16V CS CB B1MBEDA00015
C5608
0.1u 16V 0.022u
R5606
C5606 5 20 16V
0
COVP OUT-1 0.1u
50V 470p
C5600 6 19
CUVP LX
10V 1u
R5602
R5610 100k
7 18 0
PGOOD VBIN
L5602
8 17 G1C2R2Z00007
CTL VCC
R5600
9 16
68 LSAT VB
C5643
25V 0.1u
10 15
ILIM OUT-2
1%
R5607
R5611
11 14
+INC PGND 0 D5605
36k
12 13 MA22D3900L
-INC FSW
R5612
24k
R5603
1%
0
57 58
SUB3.3V
RESET
IC5660 R5662
47k
C0EBM0000026
R5663
TP5660 TO 1/20
100
XRST
C5663
25V
0.01u
OUT R5664
TO 4/20
Vdd
0
AA_XRST
Cd
C5662
10V
R5702
0.047u TO 8/20
2.2k
AG_DTV_XRST
L5604 L5605 !
G1C100MA0203 J0JHC0000075
PA5600
C5619 C5611 C5631
25V 25V K5H5022A0023
25V
10u 10u 47u
C5618 C5612
25V 25V
SUB3.3V
L5601 TP5602 10u 10u
G1C3R9Z00003
C5640 C5639
D5601 C5629 16V 16V
4V 0.1u 0.1u
MA22D3900L
68u
D5607 C5636 C5637 C5638
B0BC4R700007 16V 16V 16V
0.1u 0.1u 0.1u
D5602
MA22D3900L
C5628
SUB1.8V
4V
68u TP5601
L5600
G1C3R9Z00003
D5608
B0BC4R700007
L5606
C5615 G1C100MA0203
25V
10u
C5605
10V
4.7u
SUB1.2V
TP5600
C5641
C5602
16V
4V
0.1u
C5607
R5604 68u
50V
28k 220p
1% D5600
B0BC4R700007
1%
R5605
36k
59 60
52
MAIN5V
MAIN5V
SUB5V
0
R5698
L5690
J0JYC0000068
R5699 0
Q5693
SUB3.3V B1DHDC000028
MAIN3.3V
MAIN3.3V
L5691
J0JYC0000068
D5691
C5691 C5695
B0BC6R600005 R5697
16V 6.3V
R5695 22u 4.7k
47u
2k
R5691
10k
Q5691
2SD0601A0L
R5693
47k
FROM 8/20
AG_TV_MAIN_ON
F15V
C5632
25V
1u
TP5700 DTV9V
SUB5V
TP5701
TP5705 SUB3.3V
TP5706 MAIN9V
TO 8/20
TP5603
TO L5735
J0JYC0000068
K-BOARD TP5608
A1
(K1)
FL5734
1
RMIN G J0HABH000013
AG_G_LED_ON
TP5604
G
G_LED_ON 2
FL5733
TP5605
3 G J0HABH000013
R_LED_ON
AG_R_LED_ON
G
STB3.3V
4
STB3.3V
TP5606
5 L5610
GND
J0JHC0000035
6
KEY1-->NC
7 TP5607
ACTIVE_STBY_LED_ON
FL5732
G
8 J0HABH000013
GND AG_ON_TIMER_LED_ON/ACTIVE_STB_LED_ON
G C5730
9 R5732
FL5731 25V
AI_SENSOR
15k 0.01u
G J0HABH000013
10 AG_AI_SENSOR
GND
G
C5731
R5733
SUB5V 6.3V
11
GND 33k
47u
12 L5611
SUB5V
J0JHC0000035
61 62
AG_RMIN
TH-46PZ81E
A-Board (7/20) Schematic Diagram
63