SECTION 7 DIAGNOSTICS AND TROUBLESHOOTING
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7-6
E12 Message:
Operator Action:
Illegal Sensor Type
An unrecognized Patient Interface Cable/Sensor has been
connected to the DSC. Make sure that the PIC connector is
clean and dry. (See Section 6.1). The PIC or Sensor may be
defective. Replace the PIC/Sensor.
E13, E15 Message:
Operator Action:
Re-prep Sensor
The sensor has an impedance that is too high. Check the
cable connections and correct as necessary. If the message
persists, check the impedance of the sensor. Re-prep or
replace sensor as necessary.
E14 Message:
Operator Action:
Sensor Not Connected
Sensor or Patient Interface Cable is not connected. Patient
Interface Cable or Sensor may be defective. Replace PIC or
Sensor. If problem persists, DSC may require service.
Replace DSC.
E15 (See E13)
Re-prep Sensor
E16 Message:
Operator Action:
Last Sensor Check Failed
The operator aborted the last “Sensor Check” operation while
the test was failing. Check connections, re-prep, or replace
Sensor.
E17, E19 – E24
Message:
Operator Action:
BIS Engine Comm. Error
A communications error has been detected between the BIS
Engine and the Host processor. If the error persists, the
monitor requires service.
E18 Message:
Operator Action:
BIS Engine Not Functional
If the error persists, the monitor requires service.
E19 – E24 (see E17)
BIS Engine Comm. Error
E25 Message:
Operator Action:
Left side SQI Bad
(2-channel monitoring only)
E26 Message:
Operator Action:
Right side SQI Bad
(2-channel monitoring only)
E27 Message:
Operator Action:
SQI Below 50%
The Signal Quality Index is poor. Note: the numeric display
changes from a solid to an outlined number. Check
Sensor/leads. May occur as a result of artifact such as those
generated from motion or eyeblinks
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