GE b30 - Page 217

Service procedures
8-17
Document no. 2044677-001
20. Quality of recording
Press the
Start/ Stop key again and check that the quality of the recordings is
acceptable.
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21. Recording speed
Press the
RECORD WAVE key again and this time wait until the recording stops. Check
that the length of the recorded waveform scale is 18.7 cm (±1.5 cm).
Change the paper speed setting to 1 mm/s:
Record/Print - Record Waveforms - Paper Speed - 1 mm/s
Press the
RECORD WAVE key and wait until the recording stops. Check that the length
of the scale is now 3.0 cm (±0.5 cm).
"
General
22. Electrical safety check
Perform an electrical safety check and a leakage current test.
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23. Functioning after electrical safety check
Check that the module functions normally after performing the electrical safety check.
"
24. Final cleaning
Turn off the monitor, disconnect and clean the module.
"
• Fill in all necessary documents.