Table of Contents
Advertisement
Troubleshooting
LCD displays the following message
REPEAT ADJUSTMENT
PRESS A KEY
NO SIGNAL
REPEAT ADJUSTMENT
PRESS A KEY
EXCESS NOISE
REPEAT ADJUSTMENT
PRESS A KEY
TRANSMITTER HEAD
COOLING
PLEASE WAIT
TRANSMITTER HEAD
DAMAGED
Cause
The signal received was not sufficient to confirm the expected movement of
the valve. Possible causes include:
1.
Incorrect placement of the transmitter
2.
Too little gel used between the center rod and the patient
3.
Noise present during adjustment
4.
The valve did not move as expected
No signal received to confirm the expected movement of the valve. Possible
causes include:
1.
Incorrect placement of the transmitter
2.
Too little gel used between the center rod and the patient OR the
center rod is not in contact with the patient
3.
The valve did not move
4.
The distance between the valve and the transmitter head is too great.
5.
Technical problem of the system
Excessive environmental noise or vibration was detected. Possible
sources include:
1.
Movement of the transmitter or the patient during the
adjustment sequence
2.
Air conditioning equipment
3.
Loud talking
Transmitter has exceeded temperature limits. Possible causes include:
1.
Exposure to high ambient temperature
2.
Frequent use
Transmitter was exposed to extreme heat or cold, or is damaged
7
Solution
Press any key; repeat the adjustment sequence, including palpating the valve,
verifying the amount of ultrasound gel, and positioning the transmitter.
If the message continues to appear, an x-ray must be taken to confirm the
changes made to the valve setting.
If the setting has not been adjusted, perform appropriate intervention.
Press any key; repeat the adjustment sequence, including palpating the valve,
verifying the amount of ultrasound gel, and positioning the transmitter.
If the message continues to appear, an x-ray must be taken to confirm the
changes made to the valve setting.
If the setting has not been adjusted, perform appropriate intervention.
Persistent occurrence of this message might indicate a technical problem.
Return for service.
Eliminate or remove sources of noise or vibration from the area. Press any key
and repeat the adjustment sequence.
OR
Use the packaged valve mode to adjust the valve. Follow the instructions in
Adjusting the Valve; Packaged Valve Mode With an Implanted Valve.
Allow transmitter to cool. Refer to Appendix B: The Effect of Ambient
Temperature on Valve Adjustment. CAUTION: Remove the transmitter from
contact with the patient while the message "TRANSMITTER HEAD COOLING
PLEASE WAIT" is displayed.
Allow the transmitter to return to a temperature between 10°C and 35°C.
Continued occurrence of this message might indicate a technical problem;
return for service.
EN – ENGLISH
Advertisement
Table of Contents
