The indicator is illegible, the function is unclear,
or the values are obviously false.
Reset the clock to factory defaults.
The time differs exactly by one or two etc. hours.
You have probably set an incorrect time zone.
The alarm function has not been activated.
Was the correct alarm time activated?
Check whether the day of the alarm and the
setting ("M-F" or "S-S") match.
Technical data
Model:
Battery:
Rated current:
Measuring range:
Distributor (no service
address):
Our products are constantly being developed and
improved. For this reason, design and technical
modifications are possible at any time.
38
CK 2303 DCF
radio-controlled clock
2x LR/R6 (AA) / 1.5 V
35 mA
approx. -10 °C - 50 °C
approx. 14 °F - 122 °F
GRENDS GmbH
Stahltwiete 23
22761 Hamburg, Germany
CK 2303 DCF radio-controlled alarm clock