Philips DVDR3545V/37, Service Manual

Page: 39 / 127

1-12-9
Hi-Fi Audio Block Diagram
48
47
13
14
69 71
6 7 9
R-CH INSEL L-CH INSEL
NOR SW
SERIAL DATA DECODER
OUTPUT SELECT
VCO
LPF
L-CH BPF
R-CH PNR L-CH PNR
LIM
DEV
COMP
SW NOISE
VCO
LPF
LIM
DEV
COMP
COMP
SW NOISE
ENV DET
RIPPLE FILTER
DO DET
MATRIX
R-CH BPF
P
R
R L
P
R
HOLD PULSE NOISE DET
34
33
23
4
80 78 37 38 54 77
1
39 26 24 27
LINE(R)-IN LINE(L)-IN N-A-OUT DVD-AUDIO(L) DVD-AUDIO(R)
LIM
49
LINE(L)-OUT
LINE(R)-OUT
N-A-IN
Hi-Fi-H-SW
AUDIO-MUTE
NORMAL-L
TO AUDIO BLOCK DIAGRAM
IIC-BUS SDA IIC-BUS SCL
P-ON+9V
TO SYSTEM CONTROL BLOCK DIAGRAM
MAIN CBA
Hi-Fi-
A
UDIO(R)
7
Hi-Fi
-COM
8
Hi-Fi-
A
UDIO(L)
9
CN1253
IC1451
(MTS/ SAP/ Hi-Fi AUDIO PROCESS/ Hi-Fi HEAD AMP)
REC AUDIO SIGNAL
PB AUDIO SIGNAL
Mode : SP/REC
TO AUDIO BLOCK DIAGRAM
TO SYSTEM CONTROL BLOCK DIAGRAM
TO SYSTEM CONTROL BLOCK DIAGRAM
D
VD A
UDIO SIGNAL
74 12
Hi-Fi AUDIO (R) HEAD Hi-Fi AUDIO (L) HEAD
CYLINDER ASSEMBLY
(DECK
ASSEMBLY)
TO AUDIO INPUT/OUTPUT SELECT BLOCK DIAGRAM
TO AUDIO INPUT /OUTPUT SELECT BLOCK DIAGRAM
DVD PB (DVD VCR DUBBING)
E9H90BLH
“
“ = SMD