Sony WM-FX50 - Page 28

FM Frequency Coverage Adjustment
FM rf signal
generator (SG)
22.5kHz frequency
deviation by 1kHz signal
Output level : as low as possible
FM antenna terminal
Function switch : RADIO FM ST
Band switch : FM Pointer | SG frequency |
position
Adjustment Reading on
part VTVM
* Repeat the procedure in each adjustment several
times since L3 affects CT3 and CT3 affects L3.
This adjustment should end with the final adjust-
ment of CT3.
f minimum 86.5 MHz L3 al maximum
| 109.5 MHz maximum
AM Frequency Coverage Adjustment
AM ff signal
generator (SG)
VTVM
Put the lead-wire
Ww antenna close to the set.
(Ca
30% amplitude
modulation
by
\
400Hz
signal
headphones
jack
Output level : as low as possible
Function switch : RADIO FM ST
Band
switch
:
AM
Pointer
SGrequedey
Adjustment
|
Reading
on
; , iti VTVI
*
Repeat
the
procedure
in
each
adjustment
several
pees
a
uM
Sate “e
times
since
L1
affects
CT1
and
CT1
affects
L1.
discs
aaa
pone
shee
ie
aici
This
adjustment
should
end
with
the
final
adjust-
|
¢
paximum
1680kHz
+
20kHz
eee
(1750kHz + 20kHz)
ment of CT1.
no mark : except US, Canadian model
( ) : US, Canadian model
AM Tracking Adjustment
Function switch : RADIO FM ST
Band switch : AM SG and set Adjustment Reading on
* Repeat the procedure in each adjustment several frequency part VTVM
times since L2 affects CT2 and CT2 affects L2. 630kHz L2
This adjustment should end with the final adjust- 1400kHz CT2 aoa ace
ment of CT2.
NOTE :
Test equipment is settled as same as AM Frequency
coverage adjsutment.
— 32 yore