Audio (3) Block Diagram - Sony DVP-K880D Service Manual

3-7. AUDIO (3) BLOCK DIAGRAM

MB-82 BOARD(6/7)
(SEE PAGE 4- 37)
INTERFACE
A MUTE
CONTROL
(SEE PAGE 3-16)
MA MUTE
SYSTEM CONTROL
(SEE PAGE 3-7, 8)
GAIN2
CN005
SPDIF
SPDIF
15
AUDIOLT
AUDIOLT
11
AUDIORT
AUDIORT 13
ZFLT
ZFLT 10
ZFRT
ZFRT 19
A MUTE
9
MA MUTE
7
AUDIOL
AUDIOL 21
AUDIOR
AUDIOR 23
AUDIO 1
ZFL
(SEE PAGE 3-10)
ZFL 20
ZFR
ZFR 27
GAIN2
1
AUDIOLS
AUDIOLS 3
AUDIORS
5
AUDIORS
ZFLS
ZFLS
2
ZFRS
ZFRS 13
AUDIOC
AUDIOC
7
AUDIOLFE
AUDIOLFE 9
ZFC
6
ZFC
ZFLFE
ZFLFE
12
CN007
05
AU-213 BOARD(3/3)
(SEE PAGE 4-43, 45)
IC431
CN301
LPF +6dB
14
18 3 1
Q431, 432
GAIN
CONTROL
16 5 7
Q301
19
Q305
10
20
22
Q314, 315
LEVEL SHIFT IC502
LPF +6dB
8 3 1
6 5 7
Q306
9
Q307
2
IC541
LPF +12dB
13
3 1
11
9 5 7
Q311
12
Q308
1
IC571
LPF +12dB, +16dB
7 3 1
5
5 7
Q310
8
Q309
2
CN302
Q303, 304
MUTE CONTROL
3-13
IC432
AUDIO MIX AMP
3 1
Q403, 404 Q435, 436
MUTE
MUTE
5 7
IC503
AUDIO MIX AMP
3 1
Q405, 406 Q503, 504
MUTE MUTE
5 7
IC542
AUDIO MIX AMP
3 1
Q407, 408 Q543, 544
MUTE MUTE
5 7
IC572
AUDIO MIX AMP
Q409
3 1
MUTE
Q573, 574
MUTE
5 7
J502
Q341
COAXIAL
BUFFER
DIGITAL
IC505
OUT
1 D IN OPTICAL
J505
L
AUDIO OUT1
R
L
AUDIO OUT2
R
HP-112 BOARD
(SEE PAGE 4-64)
IC401
HEADPHONE AMP
CN401
CN701
HPL
3 1 1 1
Q401, 402
MUTE
HPR
5 7 3 3
RV701
J508 LEVEL
L
FRONT
R
L
REAR 5.1CH OUTPUT
R
CENTER
WOOFER
D MUTE
HAKUSYU
AUDIO 2
HAKUSYUR
(SEE PAGE 3-12)
MIC
MC MUTE
3-14
DVP-K880D
J701
PHONES