Audio Block Diagram - Emerson SC319C Service Manual

Audio Block Diagram

FROM/TO
TU-AUDIO
CHROMA/TUNER
BLOCK
SDA
FROM/TO
SERVO/SYSTEM SCL
CONTROL BLOCK
JK702
A-IN
BLOCK DIAGRAM FOR SECTION 2 (DECK MECHANISM)
AC HEAD ASSEMBLY
CN287
AUDIO
A-PB/REC
HEAD
A-COM
AE-H
AUDIO
ERASE
AE-H/FE-H
HEAD
FE HEAD UNIT
FULL
ERASE
HEAD
IC301
WF7
AF
LIMITER FM DET
48
AMP
TUNER
26
SERIAL
ATT
I/F
27
LINE/PB
53
CL402
4 4 A-PB/REC
3 3 A-COM
1 1 AE-H
2 2 AE-H/FE-H
CL403
1 FE-H
FE-H GND
2
1-8-5
PB-AUDIO SIGNAL
MAIN CBA
IC801 (AMP)
OUTPUT
7
AMP
54
MUTE
5
51
WF8
J187
A-OUT Q302
BUFFER
IC401 (AUDIO PROCESS)
4
EQ
AMP
3
Q872
BIAS
OSC
AUTO
Q871
99
BIAS
Q873
P-ON+5V
Q875
P-ON+5V
Q874
REC-AUDIO SIGNAL
Mode : SP/REC
1
CN802
SP 1
SP-MUTE
SP-GND 2
FROM PIN 12
OF IC201
80
76
TUNER
LINE
ALC
R LINE
AMP
1
100
P
2
SP/LP-ON
REC
6
7
AMP
WF9
11
1-8-6
JK801
EARPHONE JACK
SP801
SPEAKER
MUTE 96
98
12 71
EXT-H/INSEL TO SERVO/
SYSTEM
A-MUTE
CONTROL
D-REC-H
BLOCK
T7300BLA