Akai VS-2EGN

IX.
REPLACEMENT
OF
VIDEO
HEAD
ASSEMBLY
SCREW(d)
BROWN
WIRE
WHITE
WIRE
YELLOW
WIRE
(A)
RED
WIRE
(C)
BROWN
WIRE(8)
YELLOW
WIRE(A)
YELLOW
WIRE
RED
WIRE
SCREW(d)
Fig.
9-1
1.
UNSOLDER
THE
WIRE
(A),
THEN
UNSOLDER
THE
BROWN
WIRE
(B)
AND
RED
WIRE
(C).
2.
REMOVE
THE
TWO
SCREWS
(d),
THEN
PULL
UP
THE
UPPER
DRUM
ASSEMBLY,
3.
INSTALL
THE
NEW
HEAD
ASSEMBLY
AND
SOLDER
THE
WIRES
AS
SHOWN
IN
FIG,
9-1,
4.
FASTEN
TWO
SCREWS
(d),
AFTER
REPLACEMENT,
THE
FOLLOWING
AD-
JUSTMENTS
ARE
NECESSARY.
1)
PB
Tracking
Adjustment
(Servo
P.C
Board
Step
5
—
PAL
Mode)
2)
PB
Switching
Point
Adjustment
(Servo
P.C
Board
Step
6
—
PAL
Mode)
3)
REC
Switching
Point
Adjustment
(Servo
P.C
Board
Step
7
—
PAL
Mode)
4) Video
Head
Q
(Quality
factor)
and
resonance
Adjustment
(Video
P.C
Board
Step
12)
5)
PB
Y
Level
Adjustment
(Video
P.C
Board
Step
13)
6)
PB
Chroma
Level
Adjustment
(Video
P.C
Board
Step
16,
17,
18)
as
nen
Service
Manual
VS-2EGN
$$
101