Panasonic TH-42PH10BK Service Manual page 86

TH-42PH10BK / TH-42PH10BS / TH-42PH10EK / TH-42PH10ES
14.24. DN-Board (1 of 6) Schematic Diagram
DN-BOARD TZTNP01XGTE (1/6)
!
A
3.3V
B
C4930
6.3V
10u
C
D
FAN15V
R4352
0
TPFAN
TP4351
P5V FAN5V
R4351
0
R4354
470
R4355
R4372
0
E
R4373
C4358 R4364 R4366
0
16V
4.7k 4.7k
1u
R4374
0
C4366
10V
1u
D4353
R4370
MA3X152D0L
2.2k
D4359
MA2J11100L
D4355
MA3X152D0L
D4357
MA3X152D0L
F
TH-42PH10BK/BS/EK/ES
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
1%
C4932
16V
18.2k
0.1u C0DBZFF00004
R4957
20.5k
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
Q4351
47k 3.3k
B1ABCF000138
FANVO
TP4352
TO FAN
TO FAN TO FAN
R4387 R4383
DN31 DN33 DN35
R4368 0 0
4.7k
1 1 1
2 2 2
R4388
3 3 3 R4384
0 0
3 4
P15V
C4902 C4901
R4960 25V 25V
100k 10u 10u
1 30
RT OVP
C4921
C4906
2 29 50V
CS1 CUVP
C4943 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
C4908
50V C4909 50V 13 18
CS2 OUT2-1
150p
8200p
14 17
GND CB2
C4910
15 16
VREF CTL
50V 0.01u
Q4902
C4919
B1MBEDA00015
25V
0.1u
C4918
6.3V
4.7u
C4904
C4905
25V 25V
10u 10u
STB5V->STB1.5V
IC4953
STB1.5V
STB5V
C0CBCAD00016
C4994
C4993
16V 6.3V
10u
0.1u
Vout Vin
C4991 C4992
6.3V 16V
GND
0.1u
10u Np Vcont
C4999
C4990
50V
10V
1000p
1u
C4995 C4996
16V
6.3V
10u 0.1u R4986
5 6
86
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
STB5V->STB3.3V
R4991
IC4956 10k
STB3.3V
Q4961
C0CBCBC00190
B1ABCF000138
C4997 C4998
16V
6.3V
10u 0.1u
VOUT NC
GND
VDD CE
18k
TH-42PH10BK/BS/EK/ES
DN-Board (1 of 6) Schematic Diagram
7 8
1
2
9