Invacare MA80B42 Owners Manual - Page 25

Lock/Alarm Silence Button, Power Fail LED

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5.1.9 Lock/Alarm Silence Button 1. Press the Lock/Alarm Silence button I to select one of the following modes: • Lock Mode - Holding this button locks out all control unit functions, including the Power button, to prevent any tampering with the settings. Press the button for approximately 3-5 seconds for the Lock LED to activate. The Lock LED illuminates when in this mode. • Alarm Silence mode - Pressing this button silences the alarm that sounds in the event of power failure or when the hose is disconnected from the control unit. The Alarm LED illuminates when in this mode. 5.1.10 Power Fail LED In the event of power outage, an alarm sounds and Power Fail LED J flashes Amber. The control unit has internal memory and retains the previous settings during the power outage. During a power outage, the MA80 series and MA85 series mattresses do not retain air. The mattress will deflate in the event of a power outage due to the true low air loss feature of the device. 1148138-I Usage Periodically test alarm by unplugging the power cord from the wall outlet while unit is on. See troubleshooting section of this manual if alarm fails to sound. 25

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Usage
5.1.9
Lock/Alarm Silence Button
1.
Press the Lock/Alarm Silence button
I
to select one of
the following modes:
•
Lock Mode - Holding this button locks out all
control unit functions, including the Power button,
to prevent any tampering with the settings. Press
the button for approximately 3-5 seconds for the
Lock LED to activate.
The Lock LED illuminates when in this mode.
•
Alarm Silence mode - Pressing this button silences
the alarm that sounds in the event of power failure
or when the hose is disconnected from the control
unit.
The Alarm LED illuminates when in this
mode.
5.1.10
Power Fail LED
In the event of power outage, an alarm sounds and Power
Fail LED
J
flashes Amber. The control unit has internal
memory and retains the previous settings during the power
outage.
During a power outage, the MA80 series and MA85
series mattresses do not retain air. The mattress will
deflate in the event of a power outage due to the
true low air loss feature of the device.
Periodically test alarm by unplugging the power
cord from the wall outlet while unit is on. See
troubleshooting section of this manual if alarm fails
to sound.
1148138-I
25