There are 7 buttons on the control panel as follows:
▲ : up height adjustment button
▼ : height adjustment down button
1 : button for the first height position saved by the user
2 : button for the second height position saved by the user
3 : button for the third height position saved by the user
M : altitude memory function button
A : button to set the alarm that reminds the user to change position
Control panel operation:
• Height adjustment function:
Use the ▲ or ▼ buttons to adjust the height. The LED display shows the current
height.
• Height memory function:
a. Press the ▲ or ▼ buttons to obtain the desired height. To store the height
in the memory press the M button - S- will appear on the display. Then press
the 1, 2 or 3 button which will assign the height to the pressed button and
display S-1, S-2 or S-3 respectively.
b. Pressing button 1, 2 or 3 will automatically set the height stored in memory.
• Reminder function:
a. To activate the reminder function press button A - the display will show ON
or on.
b. Two seconds later press ▲ or ▼ button to set reminder time only when the
display screen is flashing. The default reminder time is 45 minutes, which is
displayed as ⁻̱ 4 5. Then press any button to save the time setting, or wait 5
seconds for the system to automatically save the set time. During the
countdown, any operation will restart the timer. When the countdown is
over, the display will show ⁻̱ 0 0 and the buzzer will sound a 10-second beep.
c. During the 10-second reminder beep, press any button to reactivate the
countdown timer that you set (in step b). If no action is performed during the
10-second reminder signal, another reminder signal will be issued after 5
LD - LED display