DK Digital RTU-500 Owner'S Manual Download Page 7

Temperature display

Ø

In the lower display window you see the current
temperature. Press the SET key to toggle the scale
unit from celsius (°C) to fahrenheit (°F) and
reverse.

FM tuner

We have equipped the device with a FM tuner. To
optimize the reception please completely pull out the
rod antenna.

Ø

To switch the radio on turn the VOLUME control
clockwise.

Ø

To increase the volume turn the VOLUME control
c l o c k w i s e . T o l o w e r t h e v o l u m e t u r n i t
counterclockwise.

Ø

To tune in the radio stations turn the TUNING
control. Turn it clockwise to tune in stations with a
high frequency. Turn it counterclockwise to tune in
stations with a lower frequency.

Waste disposal

Ø

When the operating life of this
device has ended it must not be
disposed as domestic waste, but in
a c c o r d a n c e

w i t h

n a t i o n a l

environmental guidelines.

7

Summary of Contents for RTU-500

Page 1: ...3...

Page 2: ...ng the battery compartment cover using a small screw driver for recessed head screws Remove the battery compartment cover and take out the batteries if necessary Insert two unused batteries 1 5V Typ V...

Page 3: ...ew ones Never throw batteries into fire Setting the time and date Press the MODE key once Now 12 Hr starts flashing in the display Press the UP key to change the time display format from 12 hour to 24...

Page 4: ...key Now the hours of the alarm time start flashing Press the UP oder DOWN key to set them to the required alarm time If you press the SET key the minutes of the alarm time start flashing Press the UP...

Page 5: ...rmal time display To deactivate the ALARM function press the ALARM key once then press the SET key 5 times Now press the MODE key 3 times to return to normal time display The ALARM indicator AL dissap...

Page 6: ...the MODE key again the minutes will flash Press the UP DOWN keys until the required minutes are shown Then press the SET key Now the device starts counting down the entered time to 0 During that time...

Page 7: ...the radio on turn the VOLUME control clockwise To increase the volume turn the VOLUME control clockwise To lower the volume turn it counterclockwise To tune in the radio stations turn the TUNING cont...

Page 8: ...rect errors and make technical alterations This manual is copyrighted All rights reserved Neither the manual as a whole nor excerpts may be reproduced without our prior written permission DK digital A...

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