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MAPD-BD (MAPD Interface Circuit Pack TN802)
Issue 1 June 2005 1521
Figure 88: TN802 board assembly and cables (end view)
Replacing the Hard Disk
The TN802 hard drive (Note 5 in Figure 87: TN802 board assembly and cables (side view) on
page 1520) can be replaced in the field.
Figure notes:
1.
Analogic board
3.
SIMMs (memory)
1
1. If the board is seated and you hear fast beeping, it means that one of the small boards containing the
memory chips is dislodged. Secure the memory board firmly in the receptacle and reseat the circuit pack.
2.
TMI (Texas Microsystems Inc.)
board
4.
SCSA (Signal Computing System
Architecture) ribbon cable
ckdfmap3 KLC 040699
1
2
4
3
Table 549: Replacing the TN802 hard drive
Step Description Comments
1. Shut down Windows
2000.
Shut down Windows 2000 by either method described in
Shutting Down NT on the TN802
on page 1529.
2. Remove the circuit pack. Unlatch the circuit pack, and remove it from the carrier.
3. Remove the hard drive. Remove the 2 screws, and lift the hard drive out of its
mounting bracket.
4. Replace the hard drive. Position the new hard drive in the mounting bracket, and
replace the 2 screws (Step 3).
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