Specifications

Table 2–2 (Cont.) POST and Boot Messages
POST No. Error Name Description Solution
291 Memory data line
failure at XXXX–0000 to
XXXX–FFFF
See 290.
290 Test memory above 64
KB
Memory parity 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.
270 Initialize extended BIOS
data area
250 Chipset initialization 7
230 Enable hardware
interrupts
210 Read keyboard ID
190 Real-time clock test Real-time clock failure The internal
battery for the
clock is probably
dead. Replace the
real-time clock.
If the problem
persists, replace
the system board.
160 Coprocessor test Coprocessor failed The coprocessor
failed or is missing.
150 Check for invalid
configuration
Run the SCU.
140 Chipset initialization 8
132 Diskette drive 1 failure See 131.
(continued on next page)
System Troubleshooting 2–11