
Page 42
INSTALLATION AND OPERATING INSTRUCTIONS
ALARM/WARNING COLORS AND AUDIBLE TONES
During the course of operation, the
A.T.S.
4000TS may display a fl ashing red or yellow light and yellow warning tiles
containing Alarm Condition messages. For a technical failure, it will also display warning messages accompanied by
Error Codes and a yellow exclamation point graphic.
VISUAL AND AUDITORY ALARM PRIORITY
Visual Indicator
Light
Auditory Priority
Tone
Auditory
Pulse Pattern
Comments
Constant Red
Technical
Constant tone
Constant tone indicating technical failure.
Flashing Red
High
10 tone pulses per burst, each
repeating two identical groups
of 5 tone pulses with a pause
between each group.
Indicates immediate operator response is required. Fastest
auditory indicator tone pulse at less than half the duration of
Medium priority.
Flashing Yellow
Medium
3 tone pulses per burst.
Indicates prompt operator response is required. Baseline auditory
indicator tone pulse speed.
Constant Yellow
Low
1 tone pulse per burst.
Indicates operator awareness is required. The auditory indicator
tone pulse is slower than either Medium or High priority.
ALARM CONDITION AND ERROR CODE TABLES
Alarm Conditions are accompanied by a warning message and sometimes Error Codes along with an Indicator Light
and audible Priority Tone as detailed in the
ALARM CONDITIONS
table. Most warning messages during operation
appear as yellow tiles. LOP related alarms are grouped at the end of the table. Error Codes are detailed in the
ERROR
CODES
table.
ALARM CONDITIONS
Warning
Message
Indicator
Light
Priority
Tone
Condition, Remarks and Appropriate Action
HIGH PRESSURE
Flashing
Red
High
Condition: High Pressure.
Cuff pressure is at least 15 mmHg above set-point. May be caused by transient
conditions such as patient movement, controller overshoot, or hose occlusion. Check
all lines and connections. If this condition persists without apparent cause, the
A.T.S.
4000TS unit may need servicing.
LOW PRESSURE
Flashing
Red
High
Condition: Low Pressure.
Cuff pressure is at least 15 mmHg below set-point. May be caused by a leak in the
system, or a hose occlusion. Check all lines and connections.
RESERVOIR
LEAK
Flashing
Yellow
Medium
Condition: Reservoir leaking.
A leak is present between the pressure pump and cuff valves. Do not use the unit.
Service the unit.
TIMER
Flashing
Yellow
Medium
Condition: Timer alarm.
Cuff infl ation time set-point has been reached. The Surgeon should be warned of the
time up condition. Only on the direction of the surgeon should time be set to a new
value.