Sony RMT-D175A - Audio Block Diagram

DVP-NS72HP/NS77H/NS77HP/NS78H/NS78HP
3-7. AUDIO BLOCK DIAGRAM
3-13 3-14
L
R
R426
R427
MV-55 BOARD (DVP-NS72HP/NS77H: US/NS77HP: MX/NS78H: CND,SP,KR,TH/NS78HP: E,BR)
(SEE PAGE 4-21 to 4-22)
MV-56 BOARD (DVP-NS78H: AEP,UK,RUS)
(SEE PAGE 4-23 to 4-24)
SYSTEM CONTROL/
SIGNAL PROCESSOR
(SEE PAGE 3-5 to 3-6)
AL
AR
SPDIF
J301
J302
OPTICAL
COAXIAL
XA MUTE
+
–
+
–
D IN
1
7
R
L
1
SYSTEM CONTROL/
SIGNAL PROCESSOR
(SEE PAGE 3-5 TO 3-6)
AUDIO
AMPLIFIER
IC401
2
3
5
6
SW+3.3V
XMAMUTE
MUTE
Q413
MUTE
Q412
D402
Voltage
Detector
V out
IC402
MUTE DRIVER
MUTE
Q407
BUFFER
Q411
MUTE
Q408
IC406
DIGITAL
OUTPUT
1
LINE OUT ANALOG
AUDIO
LINE OUT ANALOG
AUDIO
(DVP-NS78H:
AEP,RUS,UK)
J401
(DVP-NS78H: AEP,RUS,UK)
(DVP-NS72HP/NS77H: US/NS77HP: MX
/
NS78H: CND,SP,KR,TH/NS78HP: E,BR)
(DVP-NS72HP/NS77H: US/NS77HP: MX/
NS78H: CND,SP,KR,TH/NS78HP: E,BR)
Q402, Q405, Q417