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24
Digital alarm clock with LED digits
10.1 Battery replacement
• Change the batteries 3 x 1.5 V AAA when the illumination without USB-/mains connection gets
weak.
11. Trouble shooting
Problem
Solution
No display
Operation with USB-/mains connection:
➜
Connect the device with the USB cable to a suitable power
source
➜
Check the connection
➜
Press any button to activate the display briefly
➜
Set the brightness with the
+
button
Battery operation:
➜
Ensure the batteries' polarities are correct
➜
Change the batteries
➜
Press any button to activate the display briefly
Digital alarm clock with LED digits
Incorrect indication
Press the
RESET
button using a pin
Battery operation:
➜
Change the batteries
If your device fails to work despite these measures, contact the retailer where you purchased the
product.
12. Waste disposal
This product has been manufactured using high-grade materials and components which can be
recycled and reused.
Never dispose of empty batteries and rechargeable batteries with ordinary household
waste.
As a consumer, you are required by law to take them to your retail store or to an
appropriate collection site depending on national or local regulations in order to pro-
tect the environment.
The symbols for the contained heavy metals are:
Cd = cadmium, Hg = mercury, Pb = lead
This product is labelled in accordance with the EU Waste Electrical and Electronic
Equipment Directive (WEEE).
TFA_No. 60.2027_Anleitung 07.06.2020 9:16 Uhr Seite 13
