Hologic DISCOVERY A, Technical Manual

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Discovery QDR Series Technical Manual
5-21
21. Starting with the “Check Tube kV Peak Potential” on page 3-28, perform all the
procedures in that section in order, with the exception of the Calibrate Motors
and Check Laser Positioning Offset procedures.
5.6.5 Arm R FRUS (A and SL only)
This section describes how to remove and replace the Arm R (Rotate) FRUs located on the
right side of the lower C-arm (see Figure 5-9 and Figure 5-8).
Before removing power from the Discovery, move the C-arm towards the middle-left side
of the table to allow working room. Use the Motor Control Pad. The Motor Control Pad
can be accessed from the Discovery main screen by choosing
Utilities|Emergency
Motion .
Figure 5-9. C-Arm R FRUs (Outside View)
C-Arm R Encoder
C-Arm R Motor
Motor Controller
Board
Gas Spring