IBM 86884RX Maintenance Manual - Page 54

Memory, diagnostic, tests, device

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Memory diagnostic tests Use the memory diagnostic tests to make sure that the memory board and installed memory are properly seated and functioning correctly. You can test all memory and the memory board, or you can isolate a single memory bank to verify that it functions correctly. The following test modes are available: v Quick test runs a single test pattern through the entire free, installed memory space of the banks selected. v Full test runs 18 patterns, including pseudo-random patterns through the entire free, installed memory space of the banks selected. To run the Quick Memory Test over all memory banks, complete the following steps: 1. From the AMIDiag main menu, select Memory, and press Enter. 2. Select Quick Memory Test, and press Enter. 3. Select All Banks, Quick Test, and press Enter. To run full diagnostic tests over all memory banks, complete the following steps: 1. From the AMIDiag main menu, select Memory, and press Enter. 2. Select Full Memory Test, and press Enter. 3. Select All Banks, Full Test, and press Enter. To run the Quick Memory Test over a single memory bank, complete the following steps: 1. From the AMIDiag main menu, select Memory, and press Enter. 2. Select Quick Memory Test, and press Enter. 3. Select the individual bank you want to test or select Bank n, Quick Test, and press Enter. To run the Full Memory Test over a single memory bank, complete the following steps: 1. From the AMIDiag main menu, select Memory, and press Enter. 2. Select Full Memory Test, and press Enter. 3. Select the individual banks you want to test or select Bank n, Full Test, and press Enter. IDE device diagnostic tests The IDE device diagnostic tests work only with CD-ROM, DVD, and removable devices that use the ATAPI interface. 44 IBM xSeries 450 Type 8688: Hardware Maintenance Manual and Troubleshooting Guide

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Memory
diagnostic
tests
Use
the
memory
diagnostic
tests
to
make
sure
that
the
memory
board
and
installed
memory
are
properly
seated
and
functioning
correctly.
You
can
test
all
memory
and
the
memory
board,
or
you
can
isolate
a
single
memory
bank
to
verify
that
it
functions
correctly.
The
following
test
modes
are
available:
v
Quick
test
runs
a
single
test
pattern
through
the
entire
free,
installed
memory
space
of
the
banks
selected.
v
Full
test
runs
18
patterns,
including
pseudo-random
patterns
through
the
entire
free,
installed
memory
space
of
the
banks
selected.
To
run
the
Quick
Memory
Test
over
all
memory
banks,
complete
the
following
steps:
1.
From
the
AMIDiag
main
menu,
select
Memory
,
and
press
Enter.
2.
Select
Quick
Memory
Test
,
and
press
Enter.
3.
Select
All
Banks,
Quick
Test,
and
press
Enter.
To
run
full
diagnostic
tests
over
all
memory
banks,
complete
the
following
steps:
1.
From
the
AMIDiag
main
menu,
select
Memory
,
and
press
Enter.
2.
Select
Full
Memory
Test
,
and
press
Enter.
3.
Select
All
Banks,
Full
Test,
and
press
Enter.
To
run
the
Quick
Memory
Test
over
a
single
memory
bank,
complete
the
following
steps:
1.
From
the
AMIDiag
main
menu,
select
Memory
,
and
press
Enter.
2.
Select
Quick
Memory
Test
,
and
press
Enter.
3.
Select
the
individual
bank
you
want
to
test
or
select
Bank
n
,
Quick
Test,
and
press
Enter.
To
run
the
Full
Memory
Test
over
a
single
memory
bank,
complete
the
following
steps:
1.
From
the
AMIDiag
main
menu,
select
Memory
,
and
press
Enter.
2.
Select
Full
Memory
Test
,
and
press
Enter.
3.
Select
the
individual
banks
you
want
to
test
or
select
Bank
n
,
Full
Test,
and
press
Enter.
IDE
device
diagnostic
tests
The
IDE
device
diagnostic
tests
work
only
with
CD-ROM,
DVD,
and
removable
devices
that
use
the
ATAPI
interface.
44
IBM
xSeries
450
Type
8688:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide