Toshiba DVR80KF Service Manual page 52

Hi-Fi Audio Block Diagram
VCR-AUDIO-OUT(R)
TO AUDIO
SELECTOR VCR-AUDIO-OUT(L)
BLOCK DIAGRAM
N-A-REC
TO AUDIO
N-A-PB
BLOCK DIAGRAM
BOARD AV
IC451 (Hi-Fi AUDIO SIGNAL PROCESS)
P
R-CH
PNR
R
47
R-CH
50
48
INSEL
L-CH
4 14
INSEL
15
R
L-CH
PNR
NOR
P
SW
78
80
SW R-CH
COMP SERIAL
NOISE BPF
DATA
DECODER
LIM DEV
VCO LPF
OUTPUT
SELECT
HOLD
PULSE
NOISE
MIX
COMP
DET
LIM DEV VCO LPF
DO
DET
L-CH
SW
34
COMP LIM
BPF
NOISE
1-13-8
NOTE: BOARD MEANS PRINTED CIRCUIT BOARD.
REC AUDIO SIGNAL
VCR-AUDIO-IN(L)
VCR-AUDIO-IN(R)
IIC-BUS SDA
37
IIC-BUS SCL
38
MUTE-ON
77
76
74
A-MODE
MUTE-ON
73
Hi-Fi-H-SW
39
75
26
(DECK ASSEMBLY)
Q451
ENV
21
DET
CN251
R
24 Hi-Fi- AUDIO(R) 7
33 Hi-Fi -COM 8
Hi-Fi- AUDIO(L) 9
L 27
PB AUDIO SIGNAL
TO AUDIO
SELECTOR
BLOCK DIAGRAM
TO
SERVO/ SYSTEM
CONTROL
BLOCK DIAGRAM
Hi-Fi
AUDIO(R)
HEAD
Hi-Fi
AUDIO(L)
HEAD
CYLINDER ASSEMBLY
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