Sony DVP-NS15 Service Manual page 49

3-9. AUDIO (2) BLOCK DIAGRAM
MV-48 BOARD
(DVP-NS15 ONLY)
(SEE PAGE 4-45 to 4-46)
AL
AR
SPDIF
SYSTEM CONTROL/
SIGNAL PROCESSOR
(SEE PAGE 3-7 to 3-8)
SW+3.3V
XMAMUTE
Q413
MUTE
Q412
MUTE
IC401
AUDIO
AMPLIFIER
2
–
+
+
–
6
IC402
D402
Voltage
Detector
3-17
1
7
Q402, Q404, Q405
MUTE DRIVER
R414 Q406, Q409, Q410 R437
MUTE DRIVER
DVP-NS15/NS51P/NS43P/NS53P/K56P
Q411
BUFFER
Q407
MUTE
Q408
MUTE
SYSTEM CONTROL/
XA MUTE SIGNAL PROCESSOR
(SEE PAGE 3-7 to 3-8)
3-18
J401
COAXIAL
CN301
L pin3
LINE OUT
R pin1