Toshiba D-VR40SF Service Manual page 50

Audio Block Diagram
N-A-PB
TO Hi-Fi AUDIO
N-A-REC
BLOCK DIGRAM
(DECK ASSEMBLY)
ACE HEAD ASSEMBLY
AUDIO
HEAD
AUDIO
ERASE
HEAD
FE HEAD
FULL
ERASE
HEAD
IC301
(AUDIO SIGNAL PROCESS)
PB-ON
5
6
+5V
Q404
CN504
4 AUDIO-PB/REC
Q403
3 A-COM
BIAS
1 AE-H
OSC
2 AE-H/FE-H
1
2
Q406
SWITCHING
D-REC-OFF
Q405
CN501
+5V
2 FE-H
1 FE-H-GND Q401
(PB=ON)
BOARD MAIN
13
TUNER
INV
EQ
8 9 ATT
AMP
SP/LP-ON
7
AUTO
3 100
BIAS
AUDIO HD-SW
CONTROL
1-12-6
NOTE: BOARD MEANS PRINTED CIRCUIT BOARD.
PB-AUDIO SIGNAL REC-AUDIO SIGNAL
15 17
IN1
IN2
ALC
12
DET
R LINE
ALC MUTE 11
AMP
P
REC-ON
REC
AMP
SERIAL
DECODER
71
16 68 69
AUDIO-MUTE-H
TO SERVO/SYSTEM
IIC-BUS SDA
CONTROL BLOCK
IIC-BUS SCL
DIAGRAM
Mode : SP/REC
E9BA1BLA