Condition
Description
Message
display
(steady)
Alarm
tone
Pressure
display
Time
display
Action to silence
alarm tone for 30
seconds
Action required to correct
alarm condition
Tourniquet
time
exceeded
The unit’s elapsed
timer, which advances
when the cuff is
inflated, has reached
the time limit set point
and caused the time
alarm to activate.
TIME LIMIT
Constant
Normal
Current
tourniquet
time,
flashing
Momentarily Press
‘PR ’,
‘PRESSURE – ‘,
‘TIME + ‘, or
‘TIME – ‘.
Press and hold ‘TIME + ’ to
increase time limit set point,
OR
Press and hold ‘DEFLATE’ for 2
seconds to deflate the cuff.
Battery
Low
(stage 1)
The battery voltage has
dropped to a level
indicating that the unit
should be plugged into
AC power for continued
use, and to charge the
battery.
BATT LOW
2 segments
darkened in
battery
indicator
symbol.
Cycle 1s
on / 10s
off
Normal
Normal
Momentarily Press
‘PR ’,
‘PRESSURE – ‘,
‘TIME + ‘, or
‘TIME – ‘.
Plug in AC power
OR
Press ‘ON/STANDBY’ to shut unit
down.
Battery
Low
(stage 2)
The battery voltage has
dropped to a level
indicating that the unit
may trigger a “BATT
ERROR” alarm (see
below) and shut down
at any time.
BATT LOW
1 segment
darkened in
battery
indicator
symbol.
Constant
Normal
Normal
Momentarily Press
‘PR ’,
‘PRESSURE – ‘,
‘TIME + ‘, or
‘TIME – ‘.
Plug in AC power immediately
OR
Press ‘ON/STANDBY’ to shut unit
down.
Battery
Failure
The battery voltage has
dropped below the
threshold of safe
operation and has shut
down in a safe state*
OR
The battery has been
removed/disconnected.
BATT
ERROR
Battery
indicator
symbol
empty.
Constant
“Err”
Blank
None
Press ‘ON/STANDBY’ to shut unit
down. When cuff deflation is
required, disconnect hose to cuff.
Ensure that the battery is
connected properly. Plug in AC
power to attempt to recharge the
battery. Service or replace the
battery pack (see Section 3.5
below).
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