IBM 2158240 - Aptiva E - 2158 Maintenance And Service Manual page 70

Table 2-2 BIOS Error Beeps List
NOTE:
To diagnose a problem, first find the BIOS error 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.
BIOS Error Beeps
(L: long beep, S: short beep)
For 2163 only
L-L-S-S
No SPD or revision is not correct
(Rev must be 1.2 or later)
L-L-L-S
Registered & Unregistered
DIMMs are mixed
For 2163 only
L-L-L-S-S
EDO DIMM & SDRAM DIMM are
mixed
For 2163 only
L-L-L-S-S-S
66MHz DIMM running on 100MHz
38
(Continued)
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
Ensure the system board has no EDO type DIMM
installed.
Ensure the DIMM type is PC-100.
Action/FRU