ADE CK 1702, Operating Instructions Manual, Page: 24 / 76

Cleaning
24
DCF Radio-controlled clock CK 1702
Switching between summer and winter time
Switching between summer and winter time, or vice versa, takes place automatically
with good time signal reception.
When daylight saving time is active, the display shows "DST" (Daylight Saving Time).
Resetting the radio-controlled clock to factory setting
Reset the radio-controlled clock to its factory setting if the display shows unusual or
obviously incorrect values.
1. Remove the batteries from the battery compartment and wait a moment.
2. Re-insert the batteries.
Pay attention to the correct polarity of the batteries (+/-).
3. Proceed as described in the chapter “Receiving the time signal”.
Cleaning
NOTE on material damage
− Do not immerse the clock in water or other liquids.
− Never use harsh or abrasive cleaning agents or the like to clean the
clock. If you do, the surface could be scratched.
−
Remove dust from the radio-controlled clock by a soft, dry cloth as needed. The
glass can also be cleaned with commercially available glass cleaners.
Fault/Remedy
Fault Possible Cause
The DCF77 signal for the time
cannot be received.
‚
Check the chosen location.
‚
Start the signal reception manually, if
necessary.
‚
Adjust the time manually.
Temperature indication appears
too high.
‚
Check whether the radio-controlled alarm
clock is exposed to direct sunlight.
The indicator is illegible, the
function is unclear, or the values
are obviously false.
‚
Reset the radio-controlled clock to the state
at the time of delivery.
The time differs by exactly one,
two, three, etc. hours.
‚
You have probably set an incorrect time
zone.