9
DC Backup
DC backup: 3 V battery (2 x AAA/LR03)
NOTE:
Do not mix old batteries with new ones.
Do not mix alkaline, standard (carbon-zinc), or rechargeable (ni-cad,
ni-mh, etc.) batteries.
Replace the battery if the device is not used for a long time (more
than 1 month);
Please remove the batteries to avoid any leakage of battery acid.
2.2. Product usage
Clock and Sleep Timer
Setting the Clock
1. If in AUX IN, or Radio mode, press and hold the STANDBY button
to turn the unit off.
2. Press and hold the SET/MEM button until the display begins to
blink, then release the button.
3. Press the SET/MEM button and press TUNE+ button and TUNE-
button to adjust hours, minutes, and select 24H/12H.
4. Press the SET/MEM button to nish setting the time.
Radio
Playing the FM Radio
1. Press the STANDBY button to turn the clock radio on.
2. Press the TUN+ and TUN- buttons to adjust the radio to the
desired frequency.
Radio-Desperta-KTCR3847-Manual-2.indd 9 18/07/20 10:48
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