Chapter 5 Inspection And Troubleshooting; Function Tests - EDAN SE-601A Service Manual

SE-601 Series Electrocardiograph Service Manual Inspection and Troubleshooting

Chapter 5 Inspection and Troubleshooting

5.1 Function Tests

The following function tests should be performed at least every 12 months by a qualified person
who has adequate training, knowledge, and practical experience to perform these tests.
Function tests do not require opening the device case.
WARNING
Only qualified service personnel should perform a full functional checkout procedure.
Whenever the electrocardiograph is serviced or problems are suspected, the manufacturer
recommends a function test.
1. Equipment Requirement
Equipment Model
ECG simulator FLUKE MPS450
ECG detector NMI EGC-1C
2. LCD Screen Tests
Observe whether some characters are missing, or there are bright spots and dark shadows on the
LCD screen. Observe whether the waveforms, fonts and symbols displayed on the LCD screen
are normal. In the Display & Sound Setup window, press the Up or Down arrow to adjust the
Brightness progress bar, and the brightness of the LCD screen changes.
3. Lead Off Tests
In the AUTO mode, when the lead cables are pulled out from or inserted into the ECG simulator
in sequence, the electrocardiograph will accurately identify the disconnection or the connection
of the corresponding lead cable.
4. Key Tests
Press every key on the keyboard to test whether they work as described in the user manual.
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