15 - 4 Operator’s Manual
15 System Maintenance
15.1.3 Disinfecting the Main Unit
For details about disinfecting the main unit, please refer to the Cleaning, Disinfection &
Sterilization Guide.
15.1.4 Checking the Probe
• Visually check to confirm that there are no cracks or expansion of the probe head.
• Visually check to confirm that there is no deterioration or erosion of the probe cable.
• Visually check to confirm that none of the connector pins are bent, destroyed or falling off.
15.1.5 Checking the Power Cable and Plug
Visually check to confirm that there are no wrinkles, cracks or deterioration, and no cracks or
expansion on the surface of the adapter.
Manually check to confirm that there is no looseness or rupture. The connection of the plug is
reliable.
15.1.6 Checking Appearance
Check if there are any cracks in the covers:
• Ultrasound system covers.
• Probe appearance.
• External appearance of the ECG lead.
15.1.7 System Hard Drive Backup
To prevent deterioration or loss of data stored in the system hard drive (including patient info data,
preset data, etc.), create a backup copy of the hard drive at regular intervals.
15.2 Troubleshooting
If any persistent system malfunction is experienced, e.g., an onscreen error message, blank imaging
screen, absent menus, see the table below. If the failure cannot be resolved, contact the Mindray
Customer Service Department or a sales representative.
No. Failure Cause Measure
2 The display has no output. The interval between turning
off and restarting the system is
too short - wait at least 20
seconds.
Turn off the system and wait
at least 1 minute, then restart
the system.
The display brightness or
contrast may be improperly
set.
Adjust the display brightness
and contrast.
3 The touch screen displays
the characters and menus
but no images.
The acoustic power, gain or
TGC controls are improperly
set.
Adjust the acoustic power
output, gain or TGC control.
Check that a probe is
connected and/or fully
connected.
Check probe connection.
The system is in frozen status. Unfreeze the image.
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