XV-521BK/523GD/525BK/421BK
2-2
DC Regurator section (SHEET 2)
LINE FIL
TER
L901
QQR1105-001
A
C-DC
D901
S1WB/A/60-4101
SWITCHING
REGURA
T
O
R
IC901
STR-G6651
A
C-DC
D904
C914
A
C-DC
D908
D910
TRANSFORMER
T901
QQS0028-001
FEED BA
CK
PC901
PC123F
Q991
MODE SW
.
PC902
PC123F
A
C-DC
D956
C982,C984
L957
A
C-DC
D957
C987,C989
L959
MUTE DETECTION
D972,D973
Q966
C995,C996
A
C-DC
D954
C979,C997
L955
A
C-DC
D953
C965,C966
L952
A
C-DC
D952
C963,C964
L951
A
C-DC
D951
C960
-30V REG.
Q953
D950
+5V REG.
IC953
NJM78M05F
A
+5V REG.
IC951
PQ05RD21
+3.3V REG.
Q964,Q965
FL ON/OFF
Q951,Q952
CN951
CN971
CN961
F1
F2
-VDISP
B5V
T
O
CN832
SHEET 1
D5V
B5V
P
.ON
+12V
P
.MUTE
-12V
A
C
IN
LV
A10112-A1
T
O
CN704
SHEET 4
M9V
D3.3V
T
O
CN705
SHEET 4
Содержание XV-421BK
Страница 33: ...XV 521BK 523GD 525BK 421BK 1 33 NJM78M05FA IC953 Regulator 1 Terminal layout 2 Block diagram ...
Страница 52: ...6 5 4 3 2 1 B C D E F G H I J A 7 XV 521BK 523GD 525BK 421BK 2 11 Voltage value section ...
Страница 54: ...6 5 4 3 2 1 B C D E F G H I J A 7 XV 521BK 523GD 525BK 421BK 2 13 bottom side ...
Страница 55: ...6 5 4 3 2 1 B C D E F G H I J A 7 XV 521BK 523GD 525BK 421BK 2 14 DVD Servo suface side bottom side ...