5-14 MAC™ 5000 resting ECG analysis system Revision B
2024917-010
Troubleshooting: Diagnostic Tests
Battery Charge Test
This test completely discharges the battery, if necessary, then monitors a
charge cycle. Monitored information, written to the floppy disk, includes:
Charge rate (in mAH)
Battery temperature
Battery charge status
Percent of charge
NOTE
This test can take up to 6 hours to run. The “Battery Discharge
Test” is a better indicator of the condition of the battery.
To perform the Battery Charge test, proceed as follows:
NOTE
To cancel the test at anytime, press the esc key.
1. Unplug the unit from AC (mains) power.
2. Select Battery Charge Test.
The Battery Charge Test window will appear and the unit will begin
to discharge the battery.
3. Once the unit has fully discharged the battery, plug the unit back
into AC power (mains power). The battery will begin to charge.
Go to “Print Charge/Discharge Test Results” on page 5-14.
Print Charge/Discharge Test Results
Prints the results of the last discharge or charge test to the writer.
Communication Tests
COM Port Loopback Test
The Communications Port Loopback Test sends various ASCII characters
out the COM port’s transmit lines and expects the same character to
return in it’s receive lines. Upon completion of the test, the word Passed
or Failed appears, depending on the results.
For each of the options listed (COM1, COM2, COM3, and COM4) perform
the following steps:
1. Select an option and press the Enter key.
2. Follow the instructions on screen and install loopback jumpers in the
selected serial port.
3. Remove the loopback jumpers when the test is complete.
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