GE Senographe DS Operator's Manual page 25

GE Healthcare
Revision 1
1-2-1 Arm rotation control buttons (references 1, 2, 3 and 4 in the illustration)
1-2-1-1 Movement to any required position
• Rotation control buttons; reference 4. Use either right or left button 4 to rotate the Arm in the direction
of the arrow.
Press the top or bottom of the button gently to rotate the Arm in the direction indicated by the arrow at
low speed.
Press harder to increase the speed of movement to the chosen preset value of 20 or 40 degree/sec-
ond. Release the button to stop the movement.
1-2-1-2 Movement to memorized positions
Memorized positions
Automatic rotation can be used for movement to one of three memorized positions as shown in the table
below.
For automatic rotation to a memorized position ("last-used" or default)
Memorized Use button
position name reference
CC
+Oblique
-Oblique
When a new position is memorized, the same numeric value is set for positive and negative movement.
For example, if an exposure is made which sets the last-used +Oblique angle to +50°, the last-used -
Oblique angle is set to -50°.
How to reach a memorized position
• To rotate the Arm to one of these positions, press the button shown for more than one second and
then release it.
• An automatic rotation movement started by pressing one of these buttons can be stopped at any time
by pressing any of the buttons located on the Arm or one of the footswitches on the floor, or by touch-
ing the compression paddle.
1-2-2 How to choose a Default position value
• The two factory settings for the Default values are ± 45°.
• To change these values, use the X-ray Console set-up menus; see section
menus on page 37.
3-gantry.fm
Last-used position
(overrides Default position)
2
1 Set when an exposure is made at an
angle between +5° and +80°.
3 Set when an exposure is made at an
angle between -5° and -80°.
Senographe DS Acquisition System
Senographe DS Gantry and Generator
N/A
Page no. 25
Operator Manual 5307907-3-S-1EN
Default position
(applied at each power-up)
0°
Operator choice,
between +30° and +80°
Operator choice,
between -30° and -80°
3 X-ray Console setup
Chapter 3