GE MAC 5500, Service Manual

Page: 90 / 180

4-18 MAC

5500 resting ECG analysis system Revision E

2020299-020
Troubleshooting: Equipment Problems
Equipment Problems
ECG Data Noise
If the acquired ECG data displays unacceptable noise levels:

Verify proper electrode placement.
 Verify proper electrode application. (Perspiration and dead skin must be
removed from the electrode site.)

Check for defective or out of date electrodes.
 Check for defective, broken, or disconnected leadwires.

Check the patient’s position. The patient should remain motionless during the
acquisition of a resting ECG.
Missing ACI-TIPI Report

ACI-TIPI is disabled.
 Enable ACI-TIPI.

The selected report is without interpretation .
 Select Interpretation for the report.

The ACI-TIPI required information is not entered.
 Make sure the age range, gender, and chest pain complaints are entered.

The patient was entered as pediatric.
 Make sure you enter an age range less than 16.

The original ECG was acquired in an electrocardiograph without the ACI-TIPI
option.
No BP from External Device

Check setup.
 If Suntech, check protocol on Tango.

Check cables (Serial and TTL).
 Check TTL trigger.
Treadmill/Ergometer Does Not Move
 Check protocol.

Check cables.
 Check input / output settings.

Check Emergency Stop switch.