Alarm
Instruction Manual
DC: 102814
MULTI-COLOR ATOMIC ALARM CLOCK
Phase +
Low Battery
& WWVB
Temperature
+ Trend
indicators
Indoor
Humidity
+ Trend
Charging Port
Model: C89201 www.lacrossetechnology.com/support
Table of Contents Page Number
Multi-Color Atomic Alarm Clock 1
Table of Contents 2
Features 2
Setup Instructions Ste p-by-Step 3
Restart 3
Power the Atomic Alarm Clock 3
A/C Power Adapter 3
Batteries 3
Function Buttons 3
Fahrenheit/Celsius 4
Program Menu 4
WWVB Reception ON/OFF 4
Time Zone 4
Daylight Saving Time Indicator ON/OFF 4
12-hour or 24-hour Time Format 5
Set Time 5
Set Calendar 5
Alarm Time 5
Set Al ar m 5
Activate/Deactivate Alarm 5
Snooze Alarm 6
Backlight 6
USB Charge Port 6
Temperature/Humidity Trend Arrows 6
Moon Phase 7
WWVB Radio-Controlled Time Reception 7
Position the Atomic Alarm Clock 7
Specifications 8
Indoor 8
Po wer Req uirements 8
Batt er y Life 8
Dimensions 8
Low Battery Icon 8
Care and Maintenance 8
Warranty Information 8
FCC Statement 9
Features
• Atomic 12/24 hour time sets itself (hours/minutes/seconds)
• Time alarm with 10 minute snooze duration
• Atomic Calendar: day, month, date (manual set option
• Indoor temperature (ºF/ºC)
• Indoor humidity (%RH)
• Moon phase
• DST/WWVB atomic icon
• Low battery icon
• USB charging port (1A output) for mobile devices (charging cord not included)
Model: C89201 www.lacrossetechnology.com/support
Setup Instructions Step-by-Step
STEP 1:
• Insert the AC power adapter plug into a wall outlet
• Insert the 5 volt A/C power adapter into the back of the atomic alarm clock for a continuous backlight.
• The atomic alarm clock will light up and display indoor temperature and time (12:00).
STEP 2:
• Remove the battery cover from atomic alarm clock. Slide tab up and pull out to remove the battery
cover.
• Insert 2 NEW AAA Alkaline batteries (included) into the back of the atomic alarm clock. Observe the
correct polarity (see markings inside the battery compartment).
Note: When operating on battery power only, the backlight will come on for 10 seconds when the LIGHT
button is pressed.
Restart
If there is no indoor temperature data after 60 seconds, unplug the AC adapter and remove batteries from
the alarm clock, press any button 20 times. After 15 minutes, return to Step 1 above.
Power the Atomic Alarm Clock
The atomic alarm clock can be powered by the 5-volt A/C adapter or batteries.
A/C Power Adapter
• Insert enclosed 5-volt a/c power adapter into a wall outlet, then into the atomic alarm clock.
Batteries
1. Slide tab up and pull out to remove battery cover.
2. Install two NEW AAA Alkaline batteries (included) according to the polarity markings.
• Do Not Mix Old and New Batteries
• Do Not Mix Alkaline, Lithium, Standard or Rechargeable Batteries
Colorado and transmits the exact time signal continuously throughout the
Function Buttons (on top)
Model: C89201 www.lacrossetechnology.com/support