Toshiba W-707 - Page 107

7-7. Hi-Fi Audio Block Diagram
Fig. 7-7-1
REC
PLAY
FM
LPF
VCO
SWNC 20kHz
LPF
PEAK
PNR
PNR
LPF
FM
VCO
SWNC
20kHz
LPF
PNR
PEAK
DET
R CH
BPF
BPF
L CH
R P
P
R
DET
AGC
DOC
DET
ENV
DET
NOISE C
PULSE
HIFI
DET
27
25
22
28
AGC
AMP
REC
FM
26
17
18
11
19
13
OUTPUT
SELECTOR L
SELECTOR R
OUTPUT
INPUT
SELECTOR
DECODER
I C BUS
45
47
41
43
DECODER
I / O
MEMORY
BUS
BPF ADJ
2
IC920
TA1246F
HIFI PROCESS
SDA1
SCL1
HIFI ENV
HIFI DET OUT
PB HIFI FM
REC HIFI FM
AUDIO FF
TO
SERVO / LOGIC
PRE / REC–CTL
ICV61
TUNER AUDIO (L)
MOD AUDIO
TUNER AUDIO (R)
ATT
ATT
REC / EE SIGNAL (L)
REC / EE SIGNAL (R)
PLAY / EE SIGNAL (L)
PLAY / EE SIGNAL (R)
LINE IN 1
(L)
(R)
LINE IN 1
LINE OUT
(L)
LINE OUT
(R)
TO PIF
ATT
ATT
39
38
LINE IN2 (L)
LINE IN2 (R)
ATT
ATT
MUTE
CONTROL
10
A.MUTE