Module No. 3493
Viewing the Face in the Dark
The watch has a light that illuminates the face for viewing in the dark.
To illuminate the face manually
Press (B) to turn on illumination.
Illumination will turn off automatically if an alarm starts to sound.
Important!
Frequent use of illumination will run down the battery.
Note
Display illumination is disabled when any one of the conditions below exists.
Alarm sounding
Time calibration reception in progress
Specifying the Illumination Duration
You can select either 1.5 seconds or three seconds as the illumination duration.
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Enter the Timekeeping Mode.
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Hold down (A) for at least two seconds. Release the button when the name of the currently selected Home City appears on the display.
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Press (C) 12 times.
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Press (D) to toggle between the two illumination duration settings.
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Press (A) to complete the setting operation.
This will cause [1] or [3] to appear on the display.
[1]: 1.5-second illumination
[3]: 3-second illumination