Quantum ODYSSEY HF Series, Service Manual

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Chapter 3 Calibration
Revision W HF Series X-ray Generators - Service Manual
3-44
Quantum Medical Imaging, LLC
2. Verify 75S MA appears in the center display box of the MA Calibration
menu and First Measure appears in the top right field.
Figure 3-35. MA Calibration Screen (First Measure)
3. Take an exposure at the setting indicated in the center display box (i.e.,
60 kVp, 75S mA, 100 mS).
4. On the Dynalyzer Digital Display or on mAs meter, observe the measured
mA value. (Ideally, this value should be 75 or 7.5 mAs.)
5. If not 75 mA, adjust the value in the Measure MA#1 field up or down
by pressing the key next to the up or down arrow, respectively, until the
Measure MA#1 field is set to the value displayed on the mAs meter.
Each time the key is pressed changes the MA value up/down in one-tenth
increments.
6. Press key next to the First Measure field to proceed to 400L mA calibra-
tion setting. The following menu should be displayed:
Figure 3-36. MA Calibration Menu (Second Measure)
CENTER
DISPLAY
BOX
INCREASE/
DECREASE
75S MA
KEYS
PROCEED TO
400L CALIBR-
ATION
INCREASE/
DECREASE
400L MA
KEYS
SAVE MA
CALIBRATION