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A2 PU Board Assembly Replacement
Insert artwork here.
Caution
Failure to follow instructions may result in an improperly operating analyzer.
Make a copy of the correction constants (see Chapter 8) before replacing the
A2 CPU assembly.
Also, it is recommended that your analyzer's rmware disk be available before
replacing the A2 CPU assembly. he replacement A2 CPU assembly may be
shipped from the factory with a di erent rmware revision than your current
rmware revision. If the replacement A2 CPU assembly was shipped with
a di erent rmware revision, but the original rmware revision is desired,
you can restore the original rmware from the analyzer's rmware disk. See
\Upgrading or Re-Installing Firmware" in Chapter 8.
Caution
Perform the following
the \ roubleshooting and Block Diagrams" chapter.
he replacement A2 CPU assemblies are supplied
latest-version rmware installed.
o restore the same operation that your original A2 CPU assembly had (which depended upon
the installed options and model number), adhere to the following instructions. If you do not
wish to use the latest-version rmware, you will need a rmware disk containing the version
desired.
Figure 3-2. Removing the CPU Assembly
only
at an approved ESD workstation. See Figure 4-1 in
without
a bootROM and with the
Assembly Replacement
3-5
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