Specifications

Table 2–2 (Cont.) POST and Boot Messages
POST No. Error Name Description Solution
310 Initialize keyboard
controller output port
300 Initialize gate A20
297 Decreasing available
memory
This message
immediately follows
any memory
error message
informing you that
memory modules
are failing. Check
that all SIMMs are
installed correctly.
296 Memory write/read
failure at XXXX–YYYY,
read QQQQ expecting
ZZZZ
See 292.
295 Memory address line
failure at XXXX–YYYY,
read QQQQ expecting
ZZZZ
See 292.
294 Memory high address
failure at XXXX–0000 to
XXXX–FFFF
See 292.
293 Memory double word
logic failure at XXXX–
0000 to XXXX–FFFF
See 292.
292 Memory odd/even logic
failure at XXXX–0000 to
XXXX–FFFF
One of the SIMMs
or associated
circuitry has failed.
Run SYSEX to
check for failed
SIMM and replace
if necessary. If the
message repeats,
replace the system
board or memory
expansion module,
if applicable.
(continued on next page)
2–10 System Troubleshooting