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Servicing the Mainframe 3-5
Chapter 3
Replacing the
Power Supply
Assembly
This section gives guidelines to replace the Power Supply Assembly (P/N
407870-010) in the 1266 mainframe (see Figure 3-3).
NOTE
Although the Power Supply Assembly contains the power supply and the
Interconnect Board, do NOT remove the Power Supply or the Interconnect
Board from the Assembly. Return the entire Power Supply Assembly to
Racal Instruments for a (remanufactured) Power Supply Assembly. See
Table 3-1
for replacement part numbers.
Be sure to observe static-free procedures when removing/installing the
Power Supply Assembly
.
1 Turn off mainframe power and remove the AC power cord.
2 Follow the steps in Figure 3-3 to remove the Power Supply Assembly.
3 Reverse the steps in Figure 3-3 to replace the Power Supply
Assembly and to restore the mainframe to its original configuration.
Figure 3-3. Removing the Power Supply Assembly
7 Screws
Remove
1
to Remove From
Pull Assembly Out
2
Mainframe
from
Rear Panel
Summary of Contents for 1266
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