GE MAC 1600, Руководство по обслуживанию

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Troubleshooting
Testing the Patient Lead Wires
Use the following procedure to test the patient leadwires:
1. Open the Diagnostic Tests window as described in “Accessing the System
Diagnostics Function” on page 33 .
2. Connect a patient cable with lead wires to the device’s patient cable connector.
3. Connect all leads to a patient simulator or shorting bar.
4. Select Patient Lead Wire Check .
The following window opens:
5. Press Enter to select Start Test .
The test results are displayed for each lead wire.
• If the following message is displayed, the lead wire passed the test:
Connected .
• If the following message is displayed, the lead wire failed the test:
Disconnected .
6. when the test is done, press Esc or F6 ( Cancel ).
7. Replace every lead wire that failed the test.
8. Repeat the test.
If the lead wire still fails the test, replace the acquisition board as described in
“Replacing the Acquisition Board Assembly” on page 75 .
Equipment Problems: ECG Data Noise
If the acquired ECG data displays unacceptable noise levels:
• Be sure the problem is not caused by poor skin preparation, placement, or condition
of the electrodes when troubleshooting noise or signal quality.
• Careful skin preparation is the key to an interference-free ECG.
• Signal quality is indicated using Hookup Advisor.
46 MAC™ 1600 2028451-183E