Covidien Nellcor GR101704, Service Manual

Page: 175 / 236

Alarms and Error Conditions
Service Manual 11-7
High System
Failure Monitor was reset unexpectedly Unexpected reset. Settings
lost. If problem persists,
remove from service. Refer-
ence
Power Failure Issues , p.
11-11.
Yes
Low Extended
Update Sensor is connected to a patient and has suc-
cessfully detected SpO
2
and pulse rate during
the measurement session, but current condi-
tions are causing the SpO
2
and/or pulse rate
update period(s) to exceed 25 seconds.
Check patient. Reposition
sensor, replace sensor, or
assess alternative Nellcor™
sensor if condition persists. Yes
Low System
Failure The graphical display of SpO
2
or pulse rate
data has not been updated for over 30
seconds
Reset the monitoring
system. If the problem per-
sists, remove from service
and return to a qualified
service technician. No
Low Equipment
Failure Nurse call output system error A Nurse Call error occurred.
Reference
Communication
Issues , p. 11-16. Reference
Hardware Issues , p. 11-17.
No
Serial Communications system failure Serial communication error
occurred. Reference
Com-
munication Issues , p. 11-16.
Yes
Analog output system failure Analog output error
occurred. Reference
Hard-
ware Issues , p. 11-17.
Yes
Cooling fan failure A cooling fan failure
occurred. Reference
Hard-
ware Issues , p. 11-17.
Yes
Low Over Tem-
perature Thermal control system is above thermal limit Internal temperature is
above thermal limit. The
monitor may shut down if
the internal temperature
continues to increase. Refer-
ence
Hardware Issues , p. 11-
17.
Yes
Low Clock Set-
tings Lost Invalid date and time value detected during
start up Date and time setting lost.
Set the date and time. Refer-
ence
Hardware Issues , p. 11-
17.
Yes
1. The priority for this alarm can be configured to Low, Medium, or High as an institutional setting. The default priority is Low. Reference Sensor
Alarm Priorities , p. 6-22.
Table 11-2. Initial Alarm Priority for Errors (Continued)
Priority Message Condition Resolution Dismiss