Toshiba W-707 Service Manual page 107

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