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10
Digital Display
The USA-630 features a multi-mode liquid crystal digital display(10). lt will perform as
follows under various operating conditions (Page 7).
1. When the USA-630 is switched OFF and/or ignition key is switched OFF the internal
. circuitry will continue to keep the stations that you have preset.
2. When the USA-630 is switched ON in the radio mode, the display will indicate the
. currently tuned station.The time can be recalled by pressing the Menu button (5)
The radio will revert back to the current station display after approximately 5
seconds.
Receiver Special Functions
1. Automatic Mono/Stereo(Built-ln)& Stereo Indicator
. The built-in Automatic Mono/Stereo (FMO -Frequency Modulation Optimizer) is used
. .to improve stereo FM reception in weak signal areas without manually changing
the mode.
When the FM station is too weak to receive a clear stereo signal, and noise and inter-
ference increases, the USA-630 will change its mode to Mono automatically. When the
USA-630 is tuned to a strong FM signal,the Stereo Indicator (fig.4) will appear on the
LCD.
2. USA/EURO FREQUENCY SELECTOR
This feature is used to select how the radio receives signals for either USA or
European channel spacing. see fig.2
(1) Disconnect the main power and the memory power.
(2) Move the channel space switch to “USA” position.This changes the channel space
to 200KHz for FM and 10KHz for AM. Move channel space switch to “EUR”
position to change the channel space to 50KHz for FM and 9KHz for AM.
Setting The Time
The following procedure must
be preformed with the radio ON.
1. With the unit on press and
release the Time/Frequency
Recall Button (5) so the time is
. .
displayed.
2. Press and hold in the Time/ Frequency Recall Button (5) for 5 seconds. The hour and
minutes should be blinking on the display. Release the button and rotate the Manual
Tuning Control (4) gently to the right, the Hour will advance. Rotating the Manual
Tuning Control (4) gently to the left, the Minutes will advance. You may have to
advance completely through the AM or PM hours to get the proper Hour.
4. When finished setting the time, do not touch the radio. The hours and the minutes will
.
. stop blinking, the clock will show on the display for 5 seconds, and then will revert . .
. back to the radio station display.
PRESS
Hours
Min.
AM/PM Hour Min.