Denso BHT-500B User Manual page 113

BHT-500B
[2] Memory test
Use the following procedure to perform a memory test.
1.
Select "2: MEMORY" at the TEST menu and then press the ENT
key.
The screen on the right displays, and the BHT reads and writes data to and
from all areas of the RAM and performs an address check.
"XXXXX": Tested RAM capacity (unit: kilobytes)
"YYYYY": Total RAM capacity (unit: kilobytes)
If any error is detected, the BHT beeps three times, displays a message
similar to that shown on the right, and aborts the test.
"ZZZZZZZZ":
"AAAAAAAA":
"BBBBBBBB":
Press and hold the BS/C key to return to the TEST menu.
Upon normal completion of the RAM test, the BHT beeps once, displays a
message similar to that shown on the right, and returns to the TEST menu.
96
Address where the error occurred
Data to write
Data read out the RAM