Dn-Board (1 Of 6) Schematic Diagram - Panasonic TH-37PH10UK Service Manual

TH-37PH10UK / TH-42PH10UK

15.32. DN-Board (1 of 6) Schematic Diagram

! DN-BOARD (1/6)
A
TXNDN1XJTU (37inch)
TXNDN1XGTU (42inch)
3.3V
B
C4930
6.3V
10u
C
42inch ONLY
D
FAN15V
R4352
0
TPFAN
TP4351
P5V R4351 FAN5V
0
R4354
470
R4372
0
E
R4373 C4358
0 R4364 R4366
16V
4.7k 4.7k
1u
R4374
0
C4366
10V
1u
D4353
R4370
MA3X152D0L
2.2k
D4359
MA2J11100L
D4355
MA3X152D0L
D4357
MA3X152D0L
F
TH-37/42PH10UK
DN-Board (1 of 6) Schematic Diagram
1 2
1%
R4951
47k
1%
R4952
12.7k
R4953
1%
56k
R4954
11k
1%
3.3V->2.5V R4956
11k
R4955 1%
1%
IC4954 56k R4958
C4932 1%
16V
C0DBZFF00004 18.2k
0.1u
C4908
R4957
50V
20.5k
150p
1%
2.5V
C4940
6.3V
10u
R4353
22k
FAN REG
IC4351
C0DBAZG00034
1%
C4351 C4352 10k
R4356 R4360
25V 25V
0
1u R4357
220u
1%
L4352
910
100u R4361
0
C4354
R4358 16V
470u
6.34k
D4351 1%
1%
B0JCME000037
R4359
R4355
Q4351
47k 3.3k
B1ABCF000138
FANVO
TP4352
TO FAN
TO FAN TO FAN
R4387 R4383
DN31 DN33 DN35
0 0
R4368
4.7k
1 1 1
2 2 2
R4388
3 3 3 R4384
0 0
3 4
P15V
C4902 C4901
25V 25V
R4960
100k 10u 10u
1 30
RT OVP
C4921
C4906
2 29 50V
C4943 CS1 CUVP
50V
1000p
50V 8200p
3 28
VO1 PGOOD
68p
4 27
FB1 CB1
5 26 D4904
REFIN1 OUT1-1
MA22D3900L
Q4901
6 25
ILIM1 LX1
B1MBEDA00015
7 24
-INC1 OUT1-2
8 23
-INC2 VCC
C4903
9 22
25V
ILIM2 PGND
0.1u
10 21
FSW VB
D4902
11 20
FB2 OUT2-2
MA22D3900L
12 19
VO2 LX2
C4909 50V 13 18
CS2 OUT2-1
8200p
14 17
GND CB2
C4910 15 16
VREF CTL
50V 0.01u
Q4902
C4919
B1MBEDA00015
25V
0.1u
C4918
6.3V
4.7u
C4905 C4904
25V 25V
10u 10u
STB5V->STB1.5V STB5V->STB3.3V
IC4953 IC4956
STB1.5V
STB5V
C0CBCAD00016 C0CBCBC00190
C4993 C4994
16V 6.3V
0.1u 10u
Vout Vin VOUT
C4991 C4992
6.3V 16V
GND
0.1u Np Vcont VDD
10u
C4999
C4990
50V
10V
1000p
1u
C4995 C4996
6.3V 16V
10u 0.1u R4986
18k
5 6
122
3.3V
L4902
G1C2R2MA0248
C4924
4V
68u
1.5V
C4923
4V
68u
L4901
G1C1R8MA0248
P15V
R4994 R4992
10k
10k
R4995
Q4962
10k
R4941
B1ABCF000138
10k P_ON/OFF
R4991
10k
STB3.3V
Q4961
B1ABCF000138
C4998
C4997
6.3V 16V
0.1u
10u
NC
GND
CE
TH-37/42PH10UK
DN-Board (1 of 6) Schematic Diagram
7 8
1
2
9