Directed Audio 6550 Service Manual download pdf (Page 42)

Troubleshooting

Model 515B/C Service Manual Rev. 01

Light interference. Ambient light source (sunlight, warming lights, etc.)

are interfering with sensor operation. Shield sensor from these light

sources. This message will disappear once the problem is corrected.

Sensor fault. Remove sensor from use and contact qualified service per-

sonnel.

Monitor fault. Record the error number that appears in the pulse rate dis-

play (XX will vary, depending upon the fault). Remove the monitor from

use and contact qualified service personnel (report the number that

appears in the pulse rate display).

Bad Signal. Monitor not receiving valid signals from sensor. May be

caused by excessive motion, cardiac arrhythmia or other situations lead-

ing to poor signal. Check patient status, reposition sensor. This message

will disappear once the problem is corrected.

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Directed Audio 6550 Service Manual Page 42