11 System Maintenance
Basic User Manual 141
11.2 Maintenance Checks
To maintain the safety and functionality of the system, the following maintenance checks
must be performed by service personnel at least every 1 year.
11.2.1 Electrical Safety
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Integrity of power cable
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Protective conductor resistance
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Patient leakage current
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Patient auxiliary leakage current
11.2.2 Battery Safety
Check the intactness and performance of the battery.
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Battery Appearance
Ensure there is no bulge, crack, damage, leakage or corrosion.
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Battery Performance
a. Connect the AC adaptor to the system to fully charge the battery.
b. Disconnect the AC adaptor from the system, and then run the system with the fully
charged battery until the system automatically shuts down.
c. The discharge period of the battery indicates the battery performance. If the
discharge period is less than 30 minutes, you should replace the battery or contact
the service department of the manufacturer.
11.2.3 Mechanical Safety
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Appearance of the system enclosure
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Appearance of the control panel
NOTE:
The surfaces of the control panel may be abrasive because of the split liquid or
other cleaning sprays. Check the potential problems carefully when performing
maintenance checks.
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Connectivity of interfaces
11.2.4 Image Recording
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Images in each mode
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Image recording using the standard probe
11.3 Troubleshooting
Q1: The system cannot be powered on.