Philips M3500B manual System Messages, Problem or Message Possible Cause Corrective Action

Troubleshooting

Troubleshooting

The table below lists system messages that you may encounter when monitor- ing SpO2.

Table 5-2 System Messages

Problem or Message		Possible Cause		Corrective Action
6S2￿￿1RQ￿3XOVDWLOH	￿	Pulse absent or too		Check the sensor is
		weak to be detected.		applied properly.
				Make sure the sensor
				site has a pulse.
				Relocate the sensor to
				a site with improved
				circulation.
				Try another sensor
				type.
6S2￿￿/RZ￿6LJQDO	￿	SpO2 signal is too low		Check the sensor is
		to give an accurate read-		applied properly.
		ing.		Try another sensor
				type.
6S2￿￿1RLV\￿6LJQDO	￿	Excessive patient move-	￿	Minimize patient
		ment, electrical interfer-		motion or apply sen-
		ence, or optical		sor to site with less
		interference.		movement.
				Secure the sensor
				cable loosely to the
			￿	patient.
				Reduce sources of
				electrical or optical
				interference.
6S2￿/LJKW￿,QWHUI	￿	The level of ambient		Cover sensor with an
		light is so high that the	￿	opaque material.
		sensor cannot obtain an		Check sensor for dam-
	￿	SpO2 reading.		age; try another sen-
		Sensor or cable is dam-		sor.
		aged.

5-10 Monitoring SpO2