Power Board - Hitachi 26LD4550U Service Manual

26"LCD TV

9.2 Power Board

L906
L903
300uH
73T 174122 L
1 2
BEAD
C905
1uF/520V
BD901
D10XB60
3 2 R905
15KOHM1/4W
C910
56pF
RV901
Varistor
R906
200K OHM 1/4W
L902
2 3
AC
1 4
13mH
S73T174106V R907
56K OHM 1/8W
R902
330K OHM 1/4W
R901 R903
330K OHM 1/4W 330K OHM 1/4W
C904
0.22UF
C902 C903
0.001uF/250V 0.001uF/250V
FB902
BEAD
71G 55 9 T
L901
2 3
1 4
13mH
S73T174106V
C901
0.047UF
NR901
NTCR
F901
FUSE
R959
510KOHM +-5% 1/8W
CN901
Socket
1 2
B+
D902 FB904
DIODE FMN-1106S 10A/600V TO-220
1
93T 52 56 FB906 1 A 250VAC
84T 53 3 C
BEAD
VCC C907
+
71T 55 26 S
100uF/450V
C953
470PF
65G 1K471 2T
R920 R921
150KOHM +-1% 1/4W 150KOHM +-1% 1/4W
R918 D903
AC
10 OHM 1/8W LS4148
1
Q901
C911 STW20NM60
0.1uF R919
22 OHM 1/8W
FB
+
C909 R916
10uF/50V 10K OHM 1/8W
IC901
FAN7529MX
470 OHM
R917
C920
0.1uF
C912 R915
1000pF 0.1 OHM 3W
61T3SWJ10864D
R908 R912 R911 R910
10K OHM 1/8W 680K OHM 1% 1/4W 680K OHM 1% 1/4W 680K OHM 1% 1/4W
B+
C954
47pF R913
C914 C913 13K OHM 1% 1/8W
0.22uF 0.01uF
065T0805224 32 65T0805103 32
071220 071220
R932 R933
680K OHM +-1% 1/4W 680K OHM +-1% 1/4W
C906
AC
0.001uF/250V
R924 R935 R936
C950
D936
1M OHM 1% 1/4W 1M OHM 1% 1/4W 1M OHM 1% 1/4W LS4148
0.001uF/250V C957
1UF 50V
FB905
1 2
B+
0.1OHM 1W D951
R953 061T 30310852T GP LS4148
2M OHM 1/4W
C951 22 OHM 1/8W
10nF R960
R954
2M OHM 1/4W
RFmin
C936
0.1uF
R955
2M OHM 1/4W
D952
VCC
LS4148
1 16 R914
Css VBOOT
2 15 0 OHM 1/4W
DELAY HVG
3 14
CF OUT
4 13 22 OHM 1/8W
RFmin N.C.
5 12 R962
STBY STBY Vcc
6 11
ISEN LVG
7 10
LINE GND
R957 8 9
DIS PFC_STOP
10K OHM 1/4W
IC951
C932 C933 R958 L6599D
0.1uF 220pF 18K OHM 1% 1/8W 1K OHM 1/4W
56T 665 10 1
C934 R956 C935
+
0.22uF/25V 36K OHM 1/8W 0.1uF C937 C939
0.1uF 47uF/50V
SB-OVP
2 1
C952 C923 R937
10nF D940 2200pF1KV 100KOHM +-5% 1WS 2
ZD934 LS4148
1 2
C915
0.01uF RLZ22B 3
4
VCC1
D937
SARS01-V1
5
FB901
R922 D932
150KOHM +-1% 1/4W LS4148 D933
1 2
BEAD
AU02Z R925
+ + 4.7 OHM 1/4W
C918 C917 C916 71T 55 26 S
0.1uF 10uF/50V 100uF/50V
67T215A1017KT C956
D931 470 PF
LS4148 065G 1K471 2T
1 8 R928
BNO BNO OVP
2 7 22 OHM 1/8W Q931
COMP VCC
3 6 STP10NK70ZFP
(-)LATCH OUT
4 5
CS GND
IC931
LD7522PS R927
10K OHM 1/8W
R930
51K OHM 1/8W
R929
C919 470 OHM 1% 1/6W R926
1000pF 1.2 OHM 2W
61T 20J129GB1 SY
1 2
VCC VCC1
Q932
D953 KTD1691/P
3 R931
LS4148
ZD935 C921 1K OHM 1/8W
+
1 2 10uF/50V
RLZ15B A
B
R934
D934 R979
680K 1/8W 1%
BNO
82K OHM 1% 1/8W
LS4148
C922
ZD936 R978
BZT52-C5V6 0.47UF 25V
100K OHM 1% 1/8W
R980
51K OHM 5% 1/8W
SB-OVP
R981
51K OHM 5% 1/8W
T951
POWER X'FMR
Q951 80TL40T 8 YS
1 STP20NM50/FP
1 16
2
R961
51KOHM +-5% 1/8W
14
13
10
9
D956
Q952 11 SBT15006JST
1 STP20NM50/FP 12
7
R963 8 15
51KOHM +-5% 1/8W
R964
C941
0.027uF/1000V
63T211J273 5C 10
R965
0.33 OHM 2W
C940 061T152M33852T
0.001uF
STBY RFmin
24V
R966
3.9K OHM 1/4W R968
100 OHM 1/4W 6.2K OHM 1/4W
R967
R969
3.3K OHM 1/4W
61G 17233252T
C942 IC952
0.0047uF PC123X8YFZOF
+24V
C948
NC
R970
C949
1K OHM 1/8W
R972
20.5K OHM 1% 1/8W
0.1uF
3
1
IC953
2 AZ431AZ-AE1
R973
1.96K OHM 1/8W
96
5V
T931
R938 R939 C924 C925 L932
POWER X'FMR
47 OHM 1/4W 47 OHM 1/4W 0.001uF 0.001uF 3.5uH
9
10 R940 R941
47 OHM 1/4W 47 OHM 1/4W C926
+
1000uF/25V
6
7 67T215A1024KT
D935
SBT15006JST
2
80TL32T 5 N
ZD931 D938
MTZJ T-72 15B LS4148
5V
2 1
+12V
ZD932 D939
MTZJ T-72 27B LS4148
2 1
+24V
R942
FB 470 OHM 1/4W
R947
56 OHM 1/4W
Q933
2N3904S-RTK/PS
IC932 R943
PC123X8YFZOF 1K OHM 1/8W
R948
C929 62K OHM 1/8W 1%
0.1uF
C930 R944
0.1uF 10K OHM 1/8W
R945
A
2.4K OHM 1% 1/8W
+5V
IC933
AZ431AZ-AE1 R946
2.4K OHM 1% 1/8W
B
ZD933
RLZ15B
24V
D955
L971
V30100C-E3/4W
3.0uH +-10%
2
+24V
+ +
C943 C944 C945 R974 R975
1000UF35V 470UF35V 1uF 5.1KOHM +-5% 1/4W 5.1KOHM +-5% 1/4W
67T215A1026KV 67T215A4716KT
L931
3.5uH
2
+12V
+ C946 + C947 R976
470uF/25V 220uF/25V 1.5K OHM 1/4W
67T215A2214KT
+24V
+12V
R971 R977
2.2KOHM +-1% 1/8W
47KOHM +-1% 1/8W
C955
1UF 25V
T P V ( Top Victory Electronics Co . , Ltd. )
T3271-1
絬 隔 瓜 絪 腹
Key Component 02.POWER
Wednesday , August 13, 2008
Date
Hitachi 26LD4550U
+5V
C928
+
470uF 16V
5V
R949
1K OHM 1/4W
IC934
PC123X8Y FZOF PS ON
Q934
2N3904S-RTK/PS
R950
10KOHM +-5% 1/8W
C931
1uF
CN902
1
2
3
4
+12V
5
6
7
8
9
10
PS ON
11
12
+5V
CONN
CN903
1
2
3
4
5
R951 6
3K OHM 7
8
9
10
11
12
13
R952 CONN
3K OHM 1/8W
Custom
OEM MODEL Size
TPV MODEL Rev 1
715T3271 1
PCB NAME
<称爹>
称爹
Sheet 1 of 2