Denso BHT-7500S Barcode Reader User Manual


 
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[5.2] Memory test
Selecting "2:MEMORY" on the TEST menu calls up
the screen shown at left, and then starts writing
and reading onto/from all areas of the RAM as well
as checking the address.
XXXXX: Tested RAM capacity (in kilobytes)
YYYYY: Total RAM capacity (in kilobytes)
Upon normal completion of the RAM test, the BHT
beeps once, shows the message as shown at left,
and returns to the TEST menu.
If any error is detected, the BHT beeps three times,
shows the message as shown at left, and termi-
nates the test.
Where,
ZZZZZZZZ: Address where an error has occurred.
AAAAAAAA: Data to write.
BBBBBBBB: Data read out from the RAM.
To return to the TEST menu, press the C key.
TEST MEMORY
** Test NG **
XXXXX/YYYYY
Address : ZZZZZZZZ
Write : AAAAAAAA
Read : BBBBBBBB
TEST MEMORY
** Testing **
XXXXX/YYYYY
TEST MEMORY
** Test OK **
YYYYY/YYYYY