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16.2 Troubleshooting
If any persistent system malfunction is experienced, e.g. an onscreen error message,
blank imaging screen, absent menus, please refer to the table below. If the failure can't
be eliminated, please contact Mindray Customer Service Department or sales
representative.
No.
Failure
After the power
1
supply is turned on,
the power indicator
does not light on.
The power indicator of
2
the monitor is light on,
but image is blank.
The monitor displays
3
the characters and
menus but no images.
4
The image quality is
degraded
The button is
5
responseless with the
system buzzing
16-6 System Maintenance
Cause
Abnormal power system
or incorrect connection
of the power cord.
The interval between
turning off and restarting
the system is too short –
wait a minimum time of
20 seconds.
The monitor brightness
or contrast may be
improperly set.
The transmission power,
overall gain or TGC
controls are improperly
set.
Check if a probe is
connected and/or fully
connected.
The system is in the
frozen status.
The exam mode is not
correct.
The settings of the
image post processing
are not correct.
The image presets are
inappropriate.
There is too much dirt
blocking the button
Measure
Check if the system is
plugged in.
Check if the system
circuit breaker is in the
Up position.
Check if the plug has
not become loosened
or dislodged from the
back of the system.
Turn off the system
and wait a minimum
time of 1 minute, then
restart the system.
Adjust the monitor
brightness and
contrast back to
factory defaults.
Adjust the
transmission power,
gain or TGC control.
Ensure proper probe
connection.
Unfreeze the image.
Select an appropriate
exam mode.
Adjust the settings of
the image via post
processing or reset the
post processing to the
default values.
Reset the factory
default presets.
Check the control
panel for the button
being blocked and
press it several times
to release it.
Clean the button.
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