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2801E EN 20050215
Advanced operation (key-operator mode)
D
RYSTAR
4500 U
SER
MANUAL
5
After the image is printed, the system will display the optical density values:
6
Record the low, mid and high density values on the Drystar 4500 Charts 2A and
2B (Drystar 4500 Daily Density Control Chart’). Also record the date and time
of the test on the charts and on the QC test images. Refer to
on page
.
7
Press the Confirm key to return to the main menu.
In case the measure results are not within the aim values, the reason for
the unacceptable density variations must be identified and resolved before
any further clinical films can be processed. This may include repeating the
film calibration procedure.
For possible causes of non-compliance and the respective actions, refer to
‘Maintaining image quality and resolving image quality problems’
on page
the Drystar 4500 Reference manual and
‘Preventive maintenance schedule’
page
Default densitometer
e.g. Macbeth TR924
0.19
0.36
1.14
1.92
3.10
1.56
2801 E EN UM Drystar 4500.fm Page 58 Monday, February 21, 2005 2:32 PM