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24x
IBM AT Math Co-Processor Module
Additional Tests:
None
Removal Procedure: See "Removal and Replacement
Procedures" On page
9-023-1.
Repair Checkout: Run the System Checkout.
26x
I/O Channel Memory Error
Additional Tests:
None
Removal Procedure: An error occurred in memory attached to
the I/O channel between memory addresses
OEOOOO
and
OFFFFF.
This area of memory
is not supported as I/O channel memory in
the IBM RT PC System. Check for
nonsupported memory installed.
Repair Checkout: Run the System Checkout.
3-0020-6
Service Manual
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