Delta 21CK018C24 Instruction Manual page 29

Changing batteries and notices
1、 Slightly to press the place with
the arrowhead direction to push the back cover of
remote controller.(As show in Fig 1.)
2、 Take out the old batteries ,insert two AAA
alkaline cells(As show in Fig 2.)
3、Attach the back cover of remote control.
NOTE:
● When changing the batteries, do not use the old or different batteries, otherwise, it can cause the
malfunction of the wireless remote control.
● If the wireless remote control will not be used for a long time, please take them out and do not let the
leakage liquid damage the wireless remote control.
● The operation should be in its receiving rang.
● It should be placed where is 1m away from the TV set or stereo sound sets.
● If the remote control cannot operate normally, please take the batteries out, and then reinsert it 30s
later; if it is also abnormal, please replace the batteries.
● If the main unit needs to be remote controlled, please aim remote controller at the receiver of main unit
in order to improve the receiving sensitivity of the main unit.
● When the remote controller sends out single, a mark
main unit receives effect signal.
along
will flicker for about 1s.The bell will ring if the
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