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Knowledge Base, Manuals & Downloads

13021 Alarm Clock

13021 AcuRite Alarm Clock


Projection Alarm Clock Instruction Manual 13021 [PDF]

Replacement Parts Not available
More Information Atomic Technology
Specifications Time Zones: HAST, AKST, EST, PST, MST, CST, EST, AST
Power: 5V AC power adapter (included; recommended for optimal display color), 3 AA alkaline batteries (optional; not included)

Problem Possible Solution

Clock is too dark,
hard to read or
doesn't work

• The backlight may automatically turn off for 10 minutes at 2:00am and 3:00am to acquire the atomic signal. 
• Verify power adapter is plugged in.
• Check that the batteries are installed correctly. Batteries may need to be replaced.
• Increase brightness using the dimmer control, located on the back of the clock.
• The optimum viewing angle for this product is from slightly above it.
• Reset the unit by pressing the reset button, located in the battery compartment.

Atomic signal or time
syncing problems

For additional troubleshooting, please visit: http://www.nist.gov/pml/div688/grp40/radioclocks.cfm 

How long does snooze
disable the alarm?

• Snooze function disables alarm for 8 minutes.
• Snooze function can be activated up to 6 times. After the 6th time, the alarm will no longer sound.


Questions? We're here to help.

Phone +1-262-729-4852  |  My AcuRite Technical Support +1-262-729-4850 |  Community forum: http://support.acurite.com

Models: 13021