User Interface - Laerdal Serres Guia Del Usuario

User Interface

Power On Indicator
• Continuously lit - LSU is
switched on.
• Rapid flash (approx.
twice per second) -
Device Test in progress.
• Slow flash (approx.
once per second) -
Automatic power save
mode activated; Device
Test interrupted or
battery discharged.
External Power Indicator
AC or DC power
connected
Failure Mode Indicator
Possible malfunction
detected
Operating Knob
On/Off switch
Vacuum selector
*Pressure conversion chart
mmHg 80
kPa 10.6
mBar 107
120 200 350
16.0 26.6 46.6
160 267 467
500
66.5
667
7
Overview
Test Button
Run the Device
Test program
Vacuum Indicator*
Actual vacuum level
during operation.
Each fully lit segment
represents 50 mmHg. If a
segment has a dim light,
this represents 25 mmHg
(e.g 125 mmHg is shown
by 2 fully lit and 1 dimly
lit segments).
Battery Status
Indicator