Specifications

Table 2–2 (Cont.) POST and Boot Messages
POST No. Error Name Description Solution
759 First 64 KB RAM parity
test failure
Memory has failed.
Run SYSEX.
Replace any failed
SIMM.
758 First 64 KB RAM
address line failure
Memory has failed.
Run SYSEX.
Replace any failed
SIMM.
757 First 64 KB RAM
odd/even logic failure
Memory has failed.
Run SYSEX.
Replace any failed
SIMM.
756 First 64 KB RAM chip
or data line failure,
multibit
Memory has failed.
Run SYSEX.
Replace any failed
SIMM.
755–740 First 64 KB RAM chip
or data line failure, bit
0–15
Memory has failed.
Run SYSEX.
Replace any failed
SIMM.
730 Initialize stack
710 Initialize keyboard
buffer
700 Chipset initialization 4 Shadow of on-board
BIOS failed
Memory has failed.
Run SYSEX.
Replace any failed
SIMM.
692 Extended CMOS
checksum failure
See 690.
691 CMOS checksum failure See 690.
(continued on next page)
2–6 System Troubleshooting