Read Sharp QT-CD250 (serv.man6) Service Manual online
QT-CD250H/W
– 7 –
FM/AM INTERVAL (SPAN) (For QT-CD250W Only)
[10 kHz
➞
9 kHz]
[9 kHz
➞
10 kHz]
The International Telecommunication Union (ITU)
has established that member countries should
maintain either a 10 kHz or a 9 kHz interval be-
tween broadcasting frequencies of any AM station.
The illustration shows the 9 kHz interval zones (re-
gions 1 and 3), and the 10 kHz interval zone (re-
gion 2).
This product is not equipped with a span selector.
However, it will be adjusted to 9 kHz AM interval
(50 kHz FM interval) when shipped from the fac-
tory.
has established that member countries should
maintain either a 10 kHz or a 9 kHz interval be-
tween broadcasting frequencies of any AM station.
The illustration shows the 9 kHz interval zones (re-
gions 1 and 3), and the 10 kHz interval zone (re-
gion 2).
This product is not equipped with a span selector.
However, it will be adjusted to 9 kHz AM interval
(50 kHz FM interval) when shipped from the fac-
tory.
Before using the unit, be sure to set it for the AM
tuning interval (span) used in your area.
tuning interval (span) used in your area.
To check the tuning span currently selected:
1
Set the function switch to TUNER.
2
Press the REPEAT/BAND ( ) button to select
the AM band.
the AM band.
●
If “AM 531 kHz” is displayed, it means that the
radio has been adjusted for a 9 kHz span.
If “AM 530 kHz” is displayed, it means that the
radio has been adjusted for a 10 kHz span.
radio has been adjusted for a 9 kHz span.
If “AM 530 kHz” is displayed, it means that the
radio has been adjusted for a 10 kHz span.
To change from a 9 kHz AM (50 kHz FM) interval
to a 10 kHz AM (100 kHz FM) interval:
to a 10 kHz AM (100 kHz FM) interval:
1
Set the function switch to TUNER.
2
Hold down the TUNER MEMORY button and the
PRESET
PRESET
button for at least 3 seconds.
Release the buttons when “AM SP 9 kHz” and
“FM SP 50 kHz” are displayed alternately.
“FM SP 50 kHz” are displayed alternately.
3
Press the REPEAT/BAND (
) button to select
the “AM SP 10 kHz” and “FM SP 100 kHz” are
displayed alternately.
displayed alternately.
4
Press the TUNER MEMORY button to set it.
●
The unit will return back to the normal frequency
display.
display.
To return to a 9 kHz AM (50 kHz FM) interval:
1
Set the function switch to TUNER.
2
Hold down the TUNER MEMORY button and the
PRESET
PRESET
button for at least 3 seconds.
Release the buttons when “AM SP 10 kHz” and
“FM SP 100 kHz” are displayed alternately.
“FM SP 100 kHz” are displayed alternately.
3
Press the REPEAT/BAND (
) button to select
the “AM SP 9 kHz” and “FM SP 50 kHz” are dis-
played alternately.
played alternately.
4
Press the TUNER MEMORY button to set it.
●
The unit will return back to the normal frequency
display.
display.
Notes:
●
If the backup memory batteries are not inserted
and the power is disconnected, it will be auto-
matically returned to a 9 kHz span.
If this happens, insert the backup memory bat-
teries first and set the span again.
and the power is disconnected, it will be auto-
matically returned to a 9 kHz span.
If this happens, insert the backup memory bat-
teries first and set the span again.
●
When the span is switched, any stations that are
memorised will be cancelled.
memorised will be cancelled.
ON/STAND-BY
(Function)
TUNER
MEMORY
MEMORY
REPEAT
BAND
BAND
REVIEW
PRESET
PRESET
kHz
kHz
kHz
kHz
kHz
kHz
kHz
kHz
Click on the first or last page to see other QT-CD250 (serv.man6) service manuals if exist.