IBM 2193 Hardware Maintenance Manual page 73

Table 2-1 BIOS Error Codes, Messages, and Beeps List
BIOS Error Codes,
Messages, Beeps
NOTE: To diagnose a problem, first find the BIOS error
messages, codes, or beeps in left column. If directed to a
check procedure, replace the FRU indicated in the check
procedure. If no check procedure is indicated, the first
Action/FRU listed in right column is the most likely cause.
POST Error Codes and Messages
161
CMOS battery failed
162
CMOS checksum
error
164
Memory size error
201
Memory test failure.
301
Keyboard error or no
keyboard present.
662
FLOPPY DISK(S)
failure (80)
662
FLOPPY DISK(S)
failure (40)
Action/FRU
Load default settings in Setup and
reboot the system.
CMOS battery.
System board.
Make sure the equipment (diskette
drive, hard disk drive, keyboard,
mouse, etc.) are connected properly
and are set correctly in BIOS Setup.
Load default settings in setup.
CMOS battery should be replaced.
System board.
Make sure the DIMMs are inserted
properly.
System board.
Insert the memory modules in the
DIMM sockets properly, then reboot
the system.
Memory module. See the "Step 005"
of "Memory" on page 84 to replace
memory module.
System board.
Make sure the keyboard is connected
properly and are set correctly in BIOS
Setup.
System board.
Unable to reset floppy subsystem.
Floppy type mismatch.
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