GE Senographe DS Manual page 1689

GE Healthcare
Revision 1
6-2 Calibration procedure
6-2-1 Upper Optical Fork Positioning
• If the height of the ceiling has changed, then follow the steps in this section, otherwise go to 6-2-2,
Lower Limit Adjustment (Lift Potentiometer Lower Reference Voltage at 0
• Use a measuring tape to measure the height of the ceiling:
1. If the ceiling height is equal to or greater than 2500 mm
(98.4 inches) (measured from the floor),
- Leave the optical fork in the default position (the
upper position, allowing 850 mm lift travel),
2. If the ceiling height is between 2400mm (94.6 inches)
and 2500mm (98.4 inches)
- Remove the front covers (refer to
A044 - Remove/Reinstall Gantry Covers on page
523).
- Place the optical fork in the middle position (allows
750 mm lift travel).
3. If the ceiling height is between 2300mm (90.6 inches)
and 2400mm (94.6 inches)
- Remove the front covers (refer to
A044 - Remove/Reinstall Gantry Covers on page
523).
- Place the optical fork in the lower position (allows
650 mm lift travel).
Note:
The ceiling height ranges quoted above assume that there is a 70 mm marginal space between
the top of the Tube Head and the ceiling.
JC-CAL-A-031.fm
Ceiling Height:
Job Card PHY
Job Card PHY
Service Information and Procedures Class A 2385072-16-8EN
See
192
Page no. 1689
Job Card CAL A031 - Lift Calibration
mm).
____ mm
Fork position set by
default at installation
850 mm
lift travel
100
750 mm
lift travel
100
650mm
lift travel
Rotation /Lift - Rear View on page
to locate the upper optical fork.
Senographe DS
Chapter 9