IBM 2158240 - Aptiva E - 2158 Maintenance And Service Manual page 65

Table 2-1 POST Error Codes and Messages List
NOTE:
To diagnose a problem, first find the BIOS error messages or codes 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.
BIOS Error Codes, Messages
0163
Date and Time Incorrect
0164
Memory Size Change
0201
Memory Error at MMMM:SSSS:OOOOh
301
PS/2 Keyboard Error or Keyboard Not
Connected
303
PS/2 Keyboard Interface Error
0662
Onboard Floppy Drive I/O Address
Conflict(s)
0662
Onboard Floppy Drive DMA Conflict(s)
0662
Onboard Floppy Drive IRQ Conflict(s)
0662
Floppy Disk Controller Error
0662
Floppy Drive A Error
0662
Floppy Drive B Error
0648
Floppy Drive(s) Write Protected
(Continued)
Action/FRU
Ensure the time set in BIOS Setup is
correct. See "Date and Time" on page 18.
CMOS battery.
Insert the memory modules in the DIMM
sockets properly, then reboot the system.
Memory module. See the "Step 005" of
"Memory" on page 55 to replace memory
module.
System board.
Re-connect PS/2 keyboard and mouse.
Enter BIOS Setup and load the default
settings.
PS/2 keyboard
PS/2 mouse
System board
Enter BIOS Setup and load the default
settings.
Remove all adapter cards that are NOT
factory-installed, then reboot the system.
Diskette drive cable/connection.
Diskette drive.
System board
Ensure that the diskette drive is not set to
[Write Protected] in the Security Options
in BIOS Setup.
Load default settings in Setup.
Check Procedures 33