Nellcor OXIMAX N-600X Series Service Manual page 157

Critical
State Battery
6 Yes
7 Yes
Problem
There is no response when I press the
ON/STANDBY key.
One or more display elements or
indicators do not light during the
power-on self-test (POST).
The oximeter is operating on battery
power, even though it is connected to
an AC power source.
Service Manual
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Table 32. Low and Critical Battery Conditions
Low AC
Battery Power
Yes No
Yes Yes
Table 33. Common Problems and Resolutions
•
Ensure the supply voltage selector switch is set to the proper voltage.
•
A fuse may be malfunctioning. Notify a qualified service technician to check
and, if necessary, replace the fuse.
•
If operating on battery power, the battery may be missing or discharged. If the
battery is discharged, charge the battery, see Monitoring Oximeter Power, page
55. If the battery does not charge, notify a service personnel to replace the
battery.
•
Do not use the oximeter; contact qualified service personnel or your local
Nellcor representative.
•
Ensure the supply voltage selector switch is set to the proper voltage.
•
Ensure the power cord is properly connected to the oximeter.
•
Check to see if power is available to other equipment on the same AC circuit.
10030881 Rev. B 12-2008
or call 1-800-674-3655
Low and Critical Battery Conditions
Operation
SpO -not displayed
2
AC/Battery charge LED-off
LOW BATTERY LED-on (flashing)
LOW BATTERY message-on
Audible alarm-high priority
Error code-displayed and logged
Effect of ALARM SILENCEkey-none
Shutdown-after 10 seconds
SpO - displayed.
2
AC/Battery Charge LED - on
LOW BATTERY LED-on (flashing)
LOW BATTERY message - on
The Battery Fuel Gauge shows a fully depleted battery (no bars
lit).
Warning message in the pleth window: UNIT WILL SHUT DOWN
IF AC POWER LOST
Audio alarm - low priority
Error code - logged
Effect of ALARM SILENCE key - One press silences the audible
alarm. Pressing the ALARM Silence key twice cancels the LOW
BATTERY message, removes the warning message and restores
default display (LED continues to FLASH until Low Battery
condition is not true, Battery Fuel Gauge shows charging
progress)
Shutdown - N/A
Resolution
157