Digital Equipment DEC 3000 600 AXP, Service Information

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MEMORY Diagnostic
Running
Memory
Diagnostics To select and execute the MEMORY diagnostic and/or subtests,
enter the following:
>>> T[EST] {device name} [sub-test]
Return
Examples The next example selects and executes the MEMORY diagnostic.
>>> T MEM
Return
Results:
T-STS-MEM - Cell Test 00200000 <-> 08000000
T-STS-MEM - WR AAAAAAAA ADDR 07FFFFFC
T-STS-MEM - FWD-RD AAAAAAAA WR 55555555 ADDR 07FFFFFC
T-STS-MEM - REV-RD 55555555 WR AAAAAAAA ADDR 00200000
T-STS-MEM - ADDR Test 00200000 --> 08000000
T-STS-MEM - WR DATA = ADDR 07FFFFFC
T-STS-MEM - RD DATA = ADDR 07FFFFFC
T-STS-MEM - LLSC Test ADDR 00200000
T-STS-MEM - CLR
MEM ADDR 00200000 --> 08000000
T-STS-MEM - WR 00200000 ADDR 07FFFFFC
OK
>>>
The next example selects and executes the MEMORY diagnostic
sub-test CELL.
>>> T MEM CELL
Return
The next example shows the HELP command being executed.
>>> T MEM ?
Return
Mem Self Test Routines:
? - this help screen
ALL - perform all tests
LLSC - ldl_l/stl_c
CELL - memory cells
ADDR - address lines & refresh
INIT - zero all mem
Options:
-l:xxxxxxxx, starting address
-h:xxxxxxxx, ending address
-n:xxx, number of retries (hex)
-x[-] stop on err ON [OFF]
-i[-] init mem after test ON [OFF]
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