Akai AT-S55/L

AT-S55/L
2.
LW
SECTION
ADJUSTMENTS
(AT-S55L
Only;
Refer
to
Figs.
6, 8,
9)
AC
VOLTMETER
Leh OR Reh
OUTPUT
Fig.
9
Instrument
Connections
for
Steps
4
and
5
of
LW
Section
Adjustments
Unless
otherwise
specified,
use
the
adjustment
points
provided
on
the
Tuner
P.C
Board
(Fig.
6).
Step
Adjustment
Adjustment
Result
Remarks
Item
Point
!
BAND
switch
to
LW.
Short
TP6
to
GND
on
the
Tuner
P.C
Board.
1
Eyes
-
aout
Connect
a
Frequency
Counter
between
AM
OSC
|
and
GND
on
the
synthesizer
P.C
Board.
Low
Range
Bar
Antenna
at
cha
eee
ANTENNA
SELECTOR
to
INT.
2
Sensitivity
Core
ark
ats
Fans
than|
1OOKH2:
50dB,
400Hz
(30%)
input.
(Bar
Antenna)
(Fig.
6)
i
0%
an!
(Refer
to
Fig.
8)
i
-
wiehRange
[|
=.
~~
4
igh
Range
Maximum
Output
.
3
Sensitivity
VC2-1
Distortion
Factor:
SO0EHE,
“008,
400Hz
(30%)
input.
B
(Refer
to
Fig.
8)
(Bar
Antenna)
Less
than
10%
Low
Range
Maximum
Output
|
ANTENNA
SELECTOR
to
EXT.
4
Sensitivity
T4
Distortion
Factor:
|
160kHz,
20dB,
400Hz
(30%)
input.
(EXT.
Antenna)
Less
than
10%
_|
(Fefer
to
Fig.
9)
;
Higa
Range
Maximum
Output
|
soo.
47,
20dB,
400Hz
(30%)
input.
Sensitivity
VC2-2
Distortion
Factor:
(Refer
to
Fig.
9)
(EXT.
Antenna)
Less
than
10%
ee
=
7