User's Manual

Rad-87 Pulse CO-Oximeter Operator’s Manual
6-1
6
Troubleshooting
g
Troubleshooting
The following chart describes what to do if the Rad-87 system does not operate properly.
PROBLEM POSSIBLE CAUSE(S) RECOMMENDATION(S)
Instrument does
not power on
Low battery/ not plugged into
AC power supply.
Connect the AC power cord to the Rad-87 and to an AC
outlet. Make sure that the AC power indicator light is on.
Battery run-time
Is significantly
reduced
Low battery
Contact Technical Services or your local Masimo
representative.
Continuous
Speaker Tone
Internal Failure.
Instrument requires service. Press the Alarm Silence
button. If alarm continues to sound, power down device. If
the power button does not turn the instrument off, press
and hold the power button for 5 seconds.
Return the instrument for service.
No Speaker
Tone
Pulse tone set to “mute”. Press Up arrow or Alarm Volume adjust.
No Alarm Tone
Alarm Silence Enabled.
The System Status Light flashes yellow. See Section 4,
Alarm Silence.
Buttons fail
to work when
pressed
Internal Failure.
Use auxilary power down method by pressing and
holding Sensitivity and Display buttons simultaneously.
Return for service.
No Sensor
message
Sensor is disconnected from
patient cable.
Sensor connected upside
down into patient cable.
Check to see if the sensor LED is flashing. Disconnect
and reconnect the sensor. If the LED fails to operate,
replace the sensor.
Low Perfusion
(PI Bar Turns
Red)
Improper sensor type.
Poorly perfused site.
Sensor is too tight. A disorder
such as hypothermia,
vasoconstriction, hypovolemia,
peripheral vascular disease
or anemia.
Sensor is damaged.
Verify proper sensor and sensor size for the patient.
Check and see if blood flow to the site is restricted. Be
sure that the sensor is not on too tight.
Set unit to MAX sensitivity.
Warm the patient or sensor site.
Move sensor to better perfused site.
Low SIQ
Improper sensor type or
application.
Excessive motion relative to
perfusion.
Sensor or cable is damaged
or not functioning.
Check and see if blood flow to the site is restricted.
Check the placement of the sensor.
Re-apply sensor or move to a different site.
Replace sensor or cable.