Philips DVP3355V/F7, Service Manual, Page: 37 / 78

1-12-4
Hi-Fi Audio Block Diagram
E8E6EBLH
REC AUDIO SIGNAL
PB AUDIO SIGNAL
Mode : SP/REC
TO SERVO/SYSTEM CONTROL BLOCK DIAGRAM
9
10 61
INPUT SW R-CH INPUT SW L-CH
NOR SW
MUTE
SERIAL DATA DECODER
L-CH Hi-Fi AUDIO SIGNAL PROCESS R-CH Hi-Fi AUDIO SIGNAL PROCESS
MTS/SAP SIGNAL PROCESS
OUTPUT SW R-CH OUTPUT SW L-CH
dBX DEC
MUTE CONTROL
MATRIX
ENV DET
MUTE
AMP
62 53 57 43 42 21 22 29 30 24
AUDIO(R)-IN
AUDIO(L)-IN N-A-OUT
AUDIO(L)-OUT
AUDIO(R)-OUT
N-A-IN
Hi-Fi-H-SW
AUDIO-MUTE-H
D-REC-H
NORMAL-L
TO AUDIO BLOCK DIAGRAM
IIC-BUS SDA
IIC-BUS SCL
MAIN CBA
Hi-Fi-
A
U
DIO(R)
7
Hi-Fi
-COM
8
Hi-Fi-
A
U
DIO(L)
9
CN253
IC451
(Hi-Fi AUDIO PROCESS/ Hi-Fi HEAD AMP)
AUDIO(R)-IN-F AUDIO(L)-IN-F
TO AUDIO BLOCK DIAGRAM
TO SERVO/SYSTEM CONTROL BLOCK DIAGRAM
Hi-Fi AUDIO (R) HEAD Hi-Fi AUDIO (L) HEAD
CYLINDER ASSEMBLY
(DECK ASSEMBLY)
DRIVE
Q430
Q429
Q432
Q428
MUTE
MUTE INVERTER
14 15
28 36 27