Mindray Zonare ZS3, Service Manual

Page: 201 / 295

ZS3 Service Manual Page 201 of 295

Make sure the brightness and contrast settings of the LCD display have not been
altered from proper settings. For information about LCD display settings, see
LCD Display.

To ensure the quality of the gray scale resolution of the LCD display, use the
gray scale test pattern (via the Diagnostic menu) that is available. Ensure that all
shades can be visualized, making small adjustments to brightness and contrast
from factory defaults, as required, to see all intensities.

Make adjustments to the various Doppler controls ( gain, filter, scale) to attempt
to resolve the problem.

Ensure that the scanning angle between the transducer face and the direction of
blood flow is optimized.

In the on-screen menu, under the Preset tab, select one of the factory default
settings (General, etc.) to determine possible maladjustment of user presets.

Ensure that there is an adequate supply of acoustic coupling gel and good
patient/transducer contact.

Switch to a different transducer or probe port to see if the problem is with a
particular transducer or system port.
GENERAL OPERATION PROBLEMS

Function (F1-F8) key(s) do not operate

Using the on-screen menu, go to Setup | Keys to access the menu and make
sure the keys are correctly programmed.

Unable to modify existing User Preset ( grayed out )

Make sure the desired user preset was previously (i.e., before attempting to
modify it) selected as the active preset.

System will not communicate with target
DICOM” Store” or “Print” device

Check Networking ICON on upper/left corner of main imaging screen, to
verify hardware connection is active
(no “
X
” over ICON). Check hardware cabling,
network equipment, and/or configuration, as necessary.

Press the DICOM Queue key, and inspect for any pending jobs in the Queue. If
any jobs pending, delete them and then power cycle System, and then re-test
network state.

Under “Setup |
Network
” configuration pages, verify the IP
address/Gateway/Subnet Mask parameters are entered correctly, and
correspond with those assigned to ZS3 ultrasound system by the IT Admin at the
install site.