Akai AX-M430 Service Manual

IV.
ELECTRICAL
ADJUSTMENT
[PRECAUTIONS BEFORE ADJUSTMENT]
1.
Before
adjustment,
clean
and
de-magnetize
heads
and
tape guides.
ABOUT THE TEST MODE
Be
sure
to
engage
the
test
mode
before
proceeding
with
electrical adjustment
1.
To
engage
the
test
mode,short
the
TEST
AND
TEST
GND
2.
The
“CD
EDIT”
indicator
will
appear
on
the
front
panel
3. To disengage the test mode turn the power off
STEP | ADJUSTMENT ITEM
1. TEST TAPE/INPUT SIGNAL
2. MODE
3. TEST POINT/ADJUSTMENT PART
4. (©) REMAKERS, (*) RESULT
Adjustment Part
2. | TAPE | NORMAL TAPE SPEED
1. 3,150 Hz test tape (AT-751263)
2. PLAY
3. AUX / VCR OUT /VR3
4.
e
Connect
a
frequency
counter
to
AUX
/
VCR
OUT.
*
3,150
+10
Hz
| 1 | TAPE | (X2) TAPE SPEED
1. 3,150 Hz test tape (AT-751263)
2. PLAY (Push x 2 DUBBING START button)
3. AUX / VCR OUT / VR 14
4.
e
Connect
a
frequency
counter
to
AUX
/
VCR
OUT.
*
6,300
+20
Hz
TEST MODE
a
TEST
TEST GND
PRE AMP PCB
(View
from
parts
side)
- | TAPE Il NORMAL TAPE SPEED
1. 3,150 Hz test tape (AT-751263)
2. PLAY
3. AUX / VCR OUT / VR 4
4.
e
Connect
a
frequency
counter
to
AUX
/
VCR
OUT.
*
5 Hz
to
10
Hz
lower
than
the
result
in
STEP
2
[TAPE 1 NORMAL TAPE SPEED}
-
|
TAPE
II
(X2)
TAPE
SPEED
1.
3,150
Hz
test
tape
(AT-751263)
2.
PLAY
(Push
X2
DUBBING
START
button)
3.
AUX
/
VCR
OUT
/
VR
2
4.
©
Connect
a
frequency
counter
to
AUX
/
VCR
OUT.
**
5
Hz
to
10
Hz
lower
than
the
result
in
STEP
1
[TAPE
1
(X2)
TAPE
SPEED]
em SERVICE MANUAL

Akai AX-M430 Specifications

General

Brand	Akai
Model	AX-M430
Category	Stereo System
Language	English