Radio Shack 63-246 User Manual

Features
• Radio controlled clock receives signal from
WWVB 60kHz and adjusts time and date
User's Guide - automatically.
• LED backlight.
• 4 time zone settings.
Atomic Alarm Clock
• Daylight saving time.
• Alarm and snooze function.
• Indoor temperature with Celsius or
Thank you for purchasing your Atomic Alarm
Fahrenheit option.
Clock from RadioShack. Please read this user's
guide before installing, setting up, and using
Check package contents
your new clock.
• Atomic Clock
• User's Guide
1
Select a Location
• Place your clock near a window.
• Do not place in direct sunlight, next to
heat or cold sources such as stoves and
freezers, or heating vents.
• Keep the clock away from high power
cables, TVs, microwaves, refrigerators,
computers, and metal furniture.
• Your atomic clock will not work in Alaska or
Hawaii.
2
Install Batteries
1. Press the tab to
remove the battery
compartment cover.
. Insert two AA
batteries (not
included) matching
the polarity
symbols (+ and –)
marked inside.
. Replace the cover.
• Quick Start
Replace batteries when the display dims.
Battery Notes
• Dispose of batteries promptly and properly.
Do not burn or bury them.
• Use only fresh batteries of the required size
and type.
• Do not mix old and new batteries, different
types of batteries (alkaline, or rechargeable), or
rechargeable batteries of different capacities.
• If you do not plan to use the atomic clock,
remove the batteries. Batteries can leak
chemicals that can damage electronic parts.
 
SNOOZE/LIGHT
• Press to turn on the
backlight for 5 seconds.
• When the alarm sounds,
press once to stop the
alarm for 5 minutes.
TIME/SET
ALM/SET
Set time, year, month, Set alarm or switch
)/WAVE
date, and temperature
between viewing the
• Increase settings in the time and alarm modes.
reading.
month/date and alarm
• In the normal time display, press for 3 seconds
time.
to activate the manual signal search. Press
again to turn it off.
Daylight Saving Indicator
Signal Reception Indicator
Snooze On
Clock Time
12 or 24 hour format.
Alarm On

3
ALARM ON/OFF Set Time and Date
Turn alarm on or off.
Automatic Settings
1. After batteries are installed, the clock
starts searching for the WWVB signal from
(/ZONE
the atomic clock in Fort Collins, Colorado.
• Decrease settings in
. One of the signal reception indicators
the time and alarm
flashes during signal search.
modes.
• Select the desired
Weakest Weaker Weak Normal Strongest
time zone.
. If reception succeeds, date and time are
updated automatically, and displays
until the next reception cycle.
If the reception fails, no signal indicator
appears. Hold down )/WAVE for 3 seconds
Time Zone
to receive signal manually. If it still fails, follow
"Manual Settings" on page 8 to set the date and
Temperature
time.
˚C or ˚F
The clock automatically updates the atomic
Month and Day or
time daily at 3:00 a.m., 4:00 a.m., 5:00 a.m., or
Alarm Time
Day of the Week
 
6:00 a.m. It stops the update once the time is
updated for the day.
n
Notes:
• The radio signal search takes
approximately 10 minutes after batteries
are installed or when RESET is pressed.
If you want to set the time and date
manually, press )/WAVE to stop signal
search at any time.
• The clock automatically adjusts the
daylight saving time (DST) upon receipt
of a signal, and displays. If you are
in an area that does not recognize DST,
change the time zone on your clock until
it matches the correct hour.
• During the radio signal search, all function
keys stop working except SNOOZE/LIGHT.
• Signal reception might be affected if your
clock is placed in a basement or anywhere
near large metal structures (tall buildings,
freeways, airports, or railways).
• On very cloudy and stormy days, the radio
signal might not be strong enough to set
the clock.