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automatically return to the selected height� The new upper limit is now set�
To Set the LOWER-Limit Position:
1� Use the UP /DOWN buttons to move the base to the desired minimum-height position�
2� Press the “M” button�
3� Press the DOWN button and release� The LED display will ash “S -”�
4� Hold the “M” button (about 2 seconds) until the LED display changes to “000”� The display will
automatically return to the selected height� The new lower limit is now set�
To Remove the Upper/Lower Limit Positions:
1� Press the “M” button� The LED display will ash “S -”�
2� Press the “M” button again and hold for 2 seconds� The LED display will change to “555” and
then automatically return to the height display� The upper and lower limits are now removed�
Handset Lock
To lock the handset:
Press and hold the “M” button (about 8 seconds) until the LED display switches to “S -” and then to
“LOC�” Release the button�
To unlock the handset:
Press and hold the “M” button (about 8 seconds) until the LED switches from “LOC” to the height
display� Release the button�