Display Light; Key Lock Function - Sangean PR-D3 Mode D'emploi

Treble and Bass
The sound on your radio can be adjusted to suit your personal
taste for the material that you are listening to.
Rotate the treble control or bass control to adjust to your liking.

Display Light

Display Light on AC Power
When the radio is plugged into AC power, the display light will
always be on unless you turn it off. The display light has three light
levels. If you want to change the light level or turn off the display
light, press and release the Light button until you reach the desired
level.
Display Light on Batteries
When batteries are used, the display light can be turned on by
pressing the light button. The display light automatically goes off 2
minutes after the last time you press any button.

Key Lock function

The key lock function is used to prevent unintentional operation of
the radio.
. Key lock switch is located on the panel on the right hand side of
the radio. When the key lock switch is set to LOCK, every button
will be disabled. Display will show the lock symbol
2. To disable the key lock function switch the key lock button to off
position. The key lock function will be disabled.
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