AIWA-VX-G142 Datasheet, PDF (2/18 Pages) List of Unclassifed Manufacturers – AIWA VX-G142 OPERATION 1 SCHEMATIC DIARGAM

A
B
C
D
E
F
HEAD AMP SCHEMATIC DIAGRAM
8
(HEAD AMP PCB)
G
H
8
NC
7
7
C4119
33P
CH
C4120
33P
CH
6
5
4
3
FROM/TO CAPSTAN DD UNIT
CP4105
TKC-F09X-L1
1 CAP/M/F/R
2
GND
3
VCO
4
CTL
5 MOTOR GND
6
VCC
7
FG
8
I LIMIT
9
V.REF
2
CD4102
8283_0212_00_000
C4102
1
LDM+
2
LDM-
0.1 B
TO LOADING MOTOR
44
46
45
NC NC
0.2 0.2
0
0 0.7 2.16
0 0.7 2.1 _4.99 ^NC 0 0.9
44
24 23 22 21 20 19 18 17 16 15 14 13
EP/SP
EP
A1
VCC2
A1
1.5 ^(LP)
SP
VCC A2
H L ^{VCC A2}
SW 30 REC MUTE
SW30
BUF
1.0
H CH ^ON 3.2 ^REC/PB
L CH ^OFF
2.0
REC
PB
ENVELOPE PB
DET
REC
REC
CURRENT AMP
AGC
5K
AGC _H.SYNC
DET
1
2
3
4
5
6
7
8
9 10 11 12
0.1 1.2 0.2
0 0.45
0 2.2 1.1
0 2.9 5.0 5.0
39
40
43
41 ₄₂
5.0 1.6
BUFFER
Q4101
2SC2412K
R4104
1.5K
R4109
1.5K
L4101
100uH
CYL_PG-A
CYL+B-A
CYL_FG-A
GND_B
CYL_DRIVE_A
NC
NC NC
NC NC
6
5
FROM/TO CYL
CP4102_1(CD5001)
52492-0520
4
CYL PG
1
CYL +B
2
CYL FG
3
CYL GND 4
CYL DRIVE 5
CAPSTAN AFC SIGNAL
RECORD LUMINANCE SIGNAL
PLAYBACK LUMINANCE SIGNAL
RECORD COLOR SIGNAL
3
PLAYBACK COLOR SIGNAL
AUDIO SIGNAL(REC)
AUDIO SIGNAL(PB)
CYLINDER AFC SIGNAL
CYLINDER APC SIGNAL
FROM/TO HEAD,AUDIO CONTROL
CP4106(CD2001) 177640-6
2
1 AUDIO PB
2 _{AUDIO REC}
3
CTL+
4
CTL-
5 AE HEAD(-)
6 AE HEAD(+)
1
A
B
C
D
J-5
1
NOTE: THE DC VOLTAGE AT EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
PCB330
VE6773
E
F
G
H