GE Senographe DS Manual page 580

GE Healthcare
Revision 1
Job Card ELE A015 - Gantry Functional Checks
6-3 Check Arm Rotation
1. With the compression paddle out of compression, check that all four Arm rotation control buttons are
operational
For each button, check that light or firm pressure gives the correct rotation, and that rotation stops
when the pressure is released. Refer to section
checks.
2. Rotate the Arm through its full range of +185°/-165°. Check in several positions that the electrical
braking is functioning correctly, by pulling on the handles.
3. Movement must be smooth and progressive; check for any noise which can indicate excessive fric-
tion or binding.
4. Check alignment of angle markings at 0°.
6-4 Keypad Functional Checks
1. Check the operation of each keypad button by performing the operations listed in the table below.
The button references used are shown in the following illustration:
Operation
Slow rotation to the left *
Fast rotation to the left *
Slow rotation to the right *
Fast rotation to the right *
Slow lift upwards
Fast lift upwards
Slow lift downwards
Fast lift downwards
Central preset position (CC)
Left preset position (+ Oblique)
Right preset position (- Oblique)
* Press the top or bottom of button 4 for rotation in the direction of the arrow, to right or left according
to the position of the keypad.
Left of Arm
2. Check that movements stop automatically when the keypad button is released.
Perform each of the rotation and lift movements again, but release the button before the limit position
is reached and check that the movement stops.
Chapter 7
Button
4 (light press)
4 (firm press)
4 (light press)
4 (firm press)
5 (light press)
5 (firm press)
5 (light press)
5 (firm press)
2 (touch once)
1 (touch once)
3 (touch once)
4 5
3
2
1
Service Information and Procedures Class A 2385072-16-8EN
6-4 Keypad Functional Checks
Tube Head Keypad
Left
5
Page no. 580
for a full list of these
Arm Keypad
Right Left
Right of Arm
4
1
2
3
Senographe DS
Right
JC-ELE-A-015.fm