CPI Canada Inc.
Installation
2
Indico 100 Series Service Manual Ch # 740895-04 Rev. H
Page 2-37
2.20.0 TUBE
AUTO
CALIBRATION
Prior to beginning tube auto calibration, the tube(s) used in this installation must be properly selected, and
the generator limits should be programmed. Refer to chapter 3C.
It is recommended that the tube(s) be conditioned (seasoned) before beginning tube auto
calibration, refer to chapter 6.
WARNING:
THE FOLLOWING PROCEDURES PRODUCE X-RAYS. TAKE ALL SAFETY PRECAUTIONS
TO PROTECT PERSONNEL FROM X-RADIATION.
CAUTION:
ALWAYS VERIFY THE MANUFACTURER OF THE TUBE INSERT. IF THE X-RAY TUBE HAS
BEEN REBUILT, THE TUBE INSERT AND TUBE HOUSING MAY BE FROM DIFFERENT
MANUFACTURERS.
Step
Action
Result
1.
From the GENERATOR SETUP menu
(section 2.19.1) select GEN
CONFIGURATION.
The TUBE CALIBRATION menu will display.
2.
Select TUBE CALIBRATION. The
TUBE AUTO-CAL menu appears.
3.
Select the desired tube (tube 1 or tube
2) by pressing the TUBE button.
The selected tube will appear. Selection of the second
tube is only available on two tube generators.
4.
Press FOCAL SPOT to toggle between
SMALL and LARGE. Start with SMALL.
The selected focal spot displays.
5.
Press and hold the X-RAY button (or
use the optional handswitch) to begin
the calibration procedure.
The menu will indicate the mA and filament current
while the generator takes a series of exposures.
6.
Press RETURN to repeat calibration on
the other focal spot or on the other tube.
7.
When auto-calibration is completed,
press EXIT to exit the tube auto
calibration menu.
The GEN CONFIGURATION menu will display.
8.
Press EXIT to return to the
GENERATOR SETUP menu.
The GENERATOR SETUP menu will display.
9.
Press EXIT SETUP to exit out of the
setup and calibration mode and return
to the normal operation mode.
NOTE:
SHOULD AN ERROR OCCUR DURING AUTO CALIBRATION, AN ERROR MESSAGE WILL
BE DISPLAYED. THE GENERATOR WILL THEN LIMIT THE TUBES OPERATION TO THE
RANGE IN WHICH IT WAS CALIBRATED, THUS ALLOWING FOR PARTIAL OPERATION OF
THE GENERATOR.