Sony RMT-D128A - Page 70

DVP-NS400D
4-55 4-56
SWITCHING REGULATOR
TOP-244U
TOP-244U (SWITCHING REGULATOR) PRINTED WIRINNG BOARD
– Ref. No.: TOP-244U board; 6,000 series –
– US, CND –
ER-15 (AEP, UK)
(EURO AV)
AI-23
(AUDIO/VIDEO OUT,
INTERFACE CONTROL)
MS-81
(LOADING)
Power Block (TOP-244U)
(US, Canadian)
Power Block (HS13S0U)
(US, Canadian, Mexican)
Power Block (HS13S0E)
(AEP, UK, Argentina)
Power Block (HS13S0F)
(E, Brazilian)
(SWITCHING REGULATOR)
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
EB
E
B
E
B
BE
E
B
E
B
E
B
POWER
(ON/STANDBY)
IC920
IC910
E
B
R
K
3
5
1
CN900
N
L
A
B
321
05
11
1-468-584-
TOP-244U BOARD
A