Schematic Diagram - Mb Board (7/7) - Sony HCD-FL7D Service Manual

HCD-FL7D
8-19. SCHEMATIC DIAGRAM – MB Board (7/7) – •
Q Q
3 7 6 3 1 5 1 5 0
T E
L 1 3 9 4 2 2 9 6 5 1 3
(Page 52)
w w w
See page 96 for IC Block Diagram.
(7/7)
DGND
D3V
FL401
DSMCK
DSBC
SDATAL
SDATAR
SDATAC
SDATALF
SDATALS
SDATARS
R421 R419
10k 10k
SYNC
INIT
x a o
y
. i
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BUFFER
IC402
SN74LV245APWR
BCK
LRCK
SLR
CW
LR
256FS
C408 C409
0.01 10
R417
100
Q Q
3 7 6
DIGITAL AUDIO PROCESSOR
IC401
CXD9633Q
R422 10k
R423 10k
R424 0
R426 100
R428 100
C410
0.01
R406
u 1 6 3 10k
56 56
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2 4
8 9 9
C411
0.01
SYNC
INIT
C406 C405
0.01 0.01
3 1 5 1 5 0 8 9 2
R410
10k
R408
10k
m
c o
C401 C402
0.01 0.01
.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : DVD PLAY
∗
: Impossible to measure
2
8 9 9
CN401
9P
R431 0 BCK
R432 0 LRCK
R433 0 SLR
R434 0 CW
R435 0 LR
R436 22 256FS
R429 100 SYNC
(Page 72)
R430 100 INIT
DGND
4 9 8 2 9 9
C404
0.01
C403
0.01