IC561
(FIP DRIVER)
Q562
Q563
Q564
Q565
DRV-DATA
DRV-STB
DRV-CLK
FP561
FIP
CAS-LED
TIMER-LED
REC-LED
G1
G2
G3
G4
G5
G6
S1
S2
S7
S8
S9
S10
26
25
24
POWER-LED
23
D565 REC
D564 TIMER
D563 CAS
D562 POWER
D561 STAND-BY
+5V
23
22
21
2
22
1
20
13
14
16
17
19
18
7
8
Audio Block Diagram
98
REC
AMP
7
6
AUTO
BIAS
99
AL+5V
AL+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)
4 A-PB/REC
CL504
3 A-COM
1 AE-H
2 AE-H/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
2 FE-H
1 FE-H-GND
CL501
1-10-5
1-10-6
HE274BLA
MAIN CBA
10
D-REC-H
A-MUTE-H
IIC-BUS SCL
IIC-BUS SDA
TO SERVO/SYSTEM
CONTROL BLOCK
FULL
ERASE
HEAD
23 24
SERIAL
DECODER
(DECK ASSEMBLY)
PB-AUDIO SIGNAL
REC-AUDIO SIGNAL
Mode : SP/REC
" " = 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.
Comparison Chart of
Models & Marks
Model
Mark
VR340/55
VR340/75
VR740/55
A
B
C
VR740/75
D
TU701
AUDIO OUT 2
AUDIO IN 2
SIF OUT 15
TP754
A-OUT(L)
TP752
A-OUT(R)
TU-AUDIO(R)
A-IN (L)
A-IN (R)
A-IN (L)-F
A-IN (R)-F
A-OUT (R)
TU-AUDIO(L)
MOD-A
N-A-PB
N-A-REC
JK751
JK752
JK754
JK755
A-OUT (L)
A-OUT (R)
A-OUT
A-IN (L)
A-IN
A-IN (R)
A-IN (L)-F
A-IN (R)-F
FROM/TO
Hi-Fi AUDIO
BLOCK
FRONT
REAR
A-OUT (L)
IF SIGNAL
PROCESS
AFV CBA
TU-AUDIO(R) 4
TU-AUDIO(L) 5
4
5
CN701
CN1
SIF
2
2
CN701
CN1
C,D
C,D
A,B
C,D
A,B
TUNER
LINE
J916
76
78
J917
A,B
C,D
C,D
J918
J24
J926
J919
A,B
J928
Содержание VR340/55
Страница 19: ...1 8 3 HE274DC LD SW Pin Hole Hole Shaft Cam Gear 5 Main CBA 4 Deck Assembly 5 Main CBA SW507 LD SW Pin Fig 5 ...
Страница 65: ...1 18 1 HE274FEX EXPLODED VIEWS Front Panel A1X A1X VR340 55 75 VR740 55 75 ...
Страница 84: ...2 4 8 U27NPCASIADA Fig DM16 41 42 43 L 13 44 45 Slide Fig DM17 ...