Memory Card R/W Test
Description
This test is used to check the read and write functions of the memory
card. When this test is started, a bit pattern is written to the lower
address of the memory card, then pattern is read back and checked.
This write pattern check is rep eated from the low to high memory
addresses.
HowtoPerform the Memory Card R/W Test
Perform the following steps to p erform the memory card R/W test.
1. Move the cursor to the
TEST MENU
eld on the
SELF TEST
page.
2. Press
4
1
5
and
4
ENTER
5
, to select test number 1. The
7
MEMORY
CARD R/W TEST
screen will b e displayed, and the following
information indicating the address of the memory card is
displayed.
START ADRS (HEX)= :
Start address as a hexadecimal
expression
END ADRS (HEX)= :
End address as a hexadecimal
expression
TEST ADRS (HEX)= :
Current testing address as a
hexadecimal expression
3. Insert a memory card into the MEMORY card slot on the front
panel.
Note
When this test is p erformed, data stored on the memory card is
retained.
Caution
While this test is in progress, DO NOT remove the memory card,
and DO NOT turn the HP 4284A OFF. If you do the data stored on
the memory card may b e lost.
4. Press
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
TEST START
to start the test.
Note
To abort the test, press
NNNNNNNNNNNNNNNNNNNNNNNNNN
TEST END
.
If the test failed, the test is aborted and
TEST ADRS (HEX)=
on
the display shows the address at which the test failed. Retry the
test from step 1.
If the test passed,
Test completed.
will be displayed on the
system message line.
5.
Press
NNNNNNNNNNNNNNNNNNNNNNNNNN
TEST END
to exit from the
7
MEMORY CARD R/W TEST
display.
Catalog/System Configuration 5-13
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