Audio Block Diagram
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
IC301
(AUDIO PROCESS)
76
TU701
TU-AUDIO 21
J981
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
1-7-5
1-7-6
H8743BLA
MAIN CBA
PB-AUDIO SIGNAL
REC-AUDIO SIGNAL
Mode : SP/REC
10
30
D-REC-H
A-MUTE-H
I2C BUS SCL-1
I2C BUS SDA-1
TO SERVO/SYSTEM
CONTROL BLOCK
FULL
ERASE
HEAD
23 24
SERIAL
DECODER
CN751
TO CN101
TO
JACK BLOCK
TU-AUDIO
13
A-OUT
3
A-IN
1
(DECK ASSEMBLY)
Summary of Contents for 23C-250
Page 22: ...1 8 3 1 8 4 1 8 5 H8624SCM1 Main 1 4 Schematic Diagram...
Page 23: ...1 8 6 1 8 7 1 8 8 H8624SCM2 Main 2 4 Schematic Diagram...
Page 24: ...1 8 9 1 8 10 1 8 11 H8624SCM3 Main 3 4 Schematic Diagram...
Page 25: ...1 8 12 1 8 13 1 8 14 H8624SCM4 Main 4 4 Schematic Diagram Function Schematic Diagram H8743SCF...
Page 26: ...1 8 15 1 8 16 Jack Schematic Diagram H8622SCJ...
Page 27: ...1 8 17 1 8 18 SECAM Schematic Diagram H8624SCS...
Page 30: ...1 8 26 1 8 25 BH8700F01031 Function CBA Top View Function CBA Bottom View...
Page 31: ...1 8 28 1 8 27 BH8700F01021 Jack CBA Top View Jack CBA Bottom View...
Page 32: ...1 8 30 1 8 29 SECAM CBA Top View SECAM CBA Bottom View BH8700F01011 C...
Page 58: ...EXPLODED VIEWS Front Panel A1X 3 1 1 H8743FEX...
Page 60: ...Packing Some Ref Numbers are not in sequence S2 S2 X4 S1 X1 X2 X20 X3 Unit S3 3 1 3 H8740PEX...
Page 78: ...23C 250 23C 250A H8743FP Printed in Japan 2001 04 20 HO...
