Roberts Radio CRD-51 - Manual (Page 22)

Sleep function
Your clock radio can be set to turn off after a preset time has elapsed.
The sleep setting can be adjusted between 5 and 90 minutes in 5 minute
increments.
1. To set the desired sleep time, press the Sleep button to enter the
sleep setup.
2. Press the Tuning up or down buttons to adjust the sleep countdown
time - ranging from 5 - 90 and Off.
3. Press Select button to confirm the setting.
4. Your clock radio will switch off after the preset sleep time has
elapsed.
5. To cancel the sleep function before the sleep time has elapsed press
the On/Off button
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