Audio Block Diagram
AUDIO
98
REC
AMP
7
6
AUTO
BIAS
99
P-ON+5V
P-ON+5V
Q401
BIAS
OSC
Q402
Q404 (PB=ON)
Q405
(PB=ON)
Q403
SWITCHING
D-REC-OFF
4
EQ
AMP
100
1
2
LINE
AMP
MUTE
96
3
PB-ON
SP/LP-ON
P
R
ALC
LINETUNER
IC301
(AUDIO PROCESS) 76
2
TU701
TU-AUDIO
21
TP752
A-OUT
7 A-PB/REC
CN504
6 A-COM
4 AE-H
5 FE-H
A-PB/REC 4
A-COM 3
AE-H 1
AE-H/FE-H 2
CN287
AUDIO
HEAD
AUDIO
ERASE
HEAD
ACE HEAD ASSEMBLY
FE HEAD
1 FE-H
2 FE-H-GND
CN501
1-10-5 1-10-6 H67T0BLA
MAIN CBA
PB-AUDIO SIGNAL REC-AUDIO SIGNAL Mode : SP/REC
10
D-REC-H
A-MUTE-H
BUS SCL
BUS SDA
TO SERVO/SYSTEM
CONTROL BLOCK
FULL
ERASE
HEAD
23 24
SERIAL
DECODER
98
(DECK ASSEMBLY)
" " = SMD
NOTE FOR WIRE CONNECTORS:
1. PREFIX SYMBOL "CN" MEANS CONNECTOR.
(CAN DISCONNECT AND RECONNECT.)
2. PREFIX SYMBOL "CL" MEANS WIRE-SOLDER
HOLES OF THE PCB.
(WIRE IS SOLDERED DIRECTLY.)
TEST POINT INFORMATION
:INDICATES A TEST POINT WITH A JUMPER WIRE ACROSS A HOLE IN THE PCB.
:USED TO INDICATE A TEST POINT WITH A COMPONENT LEAD ON FOIL SIDE.
:USED TO INDICATE A TEST POINT WITH NO TEST PIN.
:USED TO INDICATE A TEST POINT WITH A TEST PIN.
JK752
JK751
A-OUT
A-IN
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