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Operation Guide DQD-105
4
TO SPECIFY THE ILLUMINATION ON TIME
1. While the Normal Timekeeping Screen is displayed, press the AUTO LIGHT button (3).
2. Within about five seconds, use the Alarm Time Set buttons (4) to turn on Auto Light.
3. Within about five seconds, press the AUTO LIGHT button (3).
• This will cause the current Auto Light start time setting to appear on the display.
4. Within about five seconds, use the Alarm Time Set buttons (4) to change the Auto Light start time setting. You
can change the Auto Light start time in 10-minute increments.
5. After the setting is the way you want, simply do not perform any key operation for about five seconds. The clock
will return to the Normal Timekeeping Screen automatically.
* If you allow about five seconds to elapse without performing any operation during any of the above steps, the
clock will return to the Normal Timekeeping Screen automatically.
BATTERY REPLACEMENT
Replace batteries whenever the display of the clock becomes dim and difficult to read.
1. Open the battery compartment cover as shown in the illustration.
2. Remove all of the old batteries.
3. Load a full set of new batteries. Make sure that their positive (+) and negative (–) ends face in the correct
directions. If you load batteries incorrectly, they can burst and damage the clock.
4. Replace the battery compartment cover.
5. Press the RESET button (6). Be sure to press the RESET button (6) after replacing batteries.
Battery precautions
• Keep batteries out of the reach of small children. If a battery is swallowed accidentally, contact your physician
immediately.
• Be sure to load the batteries with their positive (+) and negative (–) ends facing correctly.
• Never mix old and new batteries, or batteries of different brands.
• Never charge the batteries that come with the clock.
• Should batteries ever leak while in the clock, wipe out the fluid with a cloth, taking care not to let any get onto
your skin.
• Replace the batteries at least once a year, even if the current batteries are working properly.
• The batteries that come with the clock lose some of their power during transport and storage.
Auto Light Off Auto Light On
Alarm Time Set buttons (4)
Alarm Time Set buttons (4)
AUTO LIGHT button (3) Five seconds
Normal Timekeeping Screen
After turning on Auto Light,
press the AUTO LIGHT button (3)
Current Illumination On Time Setting
Five seconds
Normal Timekeeping Screen