501
Assembly Replacement Procedures
Disk Drive
5. Remove the disk drive (2) from the carrier assembly.
6. Place the new disk drive onto the carrier assembly and attach with the 4 
machine screws (1). Torque to 9 in-lbs. 
7. Refer to Figure 14-51. Replace the disk drive carrier assembly (2) into the 
instrument and tighten the screw to 9 in-lbs.
8. Locate the Windows Vista License Sticker from the kit and apply the 
sticker to the rear of the instrument as shown in Figure 14-53, covering 
the existing license sticker.
Figure 14-53  Windows License Sticker Rear Panel Location
NOTE While the replacement disk drive has the Windows XP operating system 
loaded onto it, the license that accompanies it in this kit is for Windows Vista. 
This is being done within the scope of our license agreement with Microsoft 
and is necessary at this time, as the instrument applications software is not 
supported or qualified with any operating system other than Windows XP.
9. Refer to Chapter 15, “Post-Repair Procedures.” and perform all of the 
specified tasks for replacing the A5 Disk Drive assembly.