Wellell Optima Auto Link Mode D'emploi page 10

Optima Auto Link / English 7
2.4. Front Panel
(1). Power Key
Power Key is to turn on and turn off pump.
(2). Panel Lock key
User interface will be locked automatically 5 minutes after last operation. To unlock interface, press and
hold Panel Lock key for 1 second.
NOTE: Always unlock user interface before turning off the pump.
(3). Max Firm key
This key is to make sure mattress can be reached maximal operating pressure. This mode will last for 20
minutes and then return to previous setting automatically. This function can be used during patient
transfers or nursing procedures for better support. To disable this function, please press Max firm key
again.
(4). LCD & Knob
Knob is to choose and confirm setting displayed on LCD, rotate the knob
and press once to select the setting mode desired in the highlight.
(5). Alarms and alarm mute key
When there is an alert situation happened, the LCD screen will display a corresponding error code with an
audible buzzer in an interval of a few seconds. The buzzer can be temporarily suspended by pressing the
Alarm Mute key. Alarm buzzer will signal repeatedly every 3 minute until the alert situation is resolved.
Below presents 2 types of alarm and please refer to the attached error code table for details.
(6). Signal icon
This appears ONLY on the IoT-technology-enabled device. The icon shows signal strength. Make sure to
place the device at where the signal coverage is sound.
Note: The IoT (Internet of Things) function is ON automatically when the system is activated.