Roberts Radio CR9970 - Manual (Page 20)

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Dimmer
1. The Dimmer switch, located on the left side of your clock radio, can
adjust the intensity of the clock display to suit room brightness. Slide
the Dimmer switch to either the High or Low setting to change the
display brightness.
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Changing the back up battery
1. If the Batt. Low LED illuminates it is necessary to change the back
up battery.
2. Release and remove the battery cover (located on the underside of
the clock radio), by pressing the catch in the direction of the arrow.
3. Replace the battery with a new one of the same specification, taking
note to ensure the correct polarity is observed.
4. Replace the battery cover.
5. The Batt. Low LED should now have gone off.
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cr9970 instruction book.PMD 6/11/2004, 10:57 AM 20