DVP-NS300
4-55
4-56
SWITCHING REGULATOR
TOP-244U
TOP-244U (SWITCHING REGULATOR) PRINTED WIRING BOARD
– Ref. No.: TOP-244U board; 6,000 series –
– US, CND, MX –
ER-14 (AEP, UK, Russian)
(EURO AV)
AV-56
(AUDIO/VIDEO OUT)
MS-81
(LOADING)
MB-98
(SIGNAL PROCESS, SERVO)
There are a few cases that the part isn't mounted in this model is printed on this diagram.
TOP-244U BOARD
CN900
B-3
CN920
A-1
D901
A-3
D902
A-3
D903
A-3
D904
A-3
D910
A-2
D911
A-2
D913
A-2
D920
A-2
D921
A-2
D922
A-1
D923
B-1
D925
A-1
D926
A-1
D927
A-1
D928
B-1
D929
B-1
D930
B-1
D931
B-1
D932
B-1
D933
A-1
IC910
A-2
IC920
B-1
Q922
A-2
Q923
A-2
Q924
A-1
Q925
A-1
Q927
A-1
Q928
B-1
Q929
B-1
Q930
B-2
D929
Q928
D928
D932
D933
Q927
D925
Q924
D927
D926
Q925
D922
Q922
Q923
D920
D921
D930
D931
Q929
Q930
D911
D910
D913
D904
D903
D902
D901
D923
E
B
E
B
E
B
B
E
E
B
E
B
E
B
POWER
(ON/STANDBY)
IC920
IC910
E
B
R
K
3
5
1
CN900
N
L
A
B
3
2
1
05
11
1-468-584-
TOP-244U BOARD
A
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299