34
beeps, use “Table 2-2 BIOS Error Beeps List” on page 38 to diagnose
system problems.
4. If you did not receive any error message, look for a description of your error
symptoms in “Table 2-3 Error Symptoms List” on page 41.
IMPORTANT: Check all power supply voltages, switch, and jumper settings
before you replace the system board. Also check the power supply
voltages if you have a “system no-power” condition.
5. If you are unable to correct the problem by using the “BIOS Error Codes,
Messages, And Beeps List” table and “Error Symptoms List” table, go to
“Undetermined Problems” On page 63.
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
Action/FRU
0111
I/O Parity Error
ISA adapter card
System board
0127
CPU Clock Mismatch
Check CPU speed and system board DIP
switches.
See “Machine Type 2158 System Board
Jumpers and Connectors” on page 131
and “Machine Type 2163 and 2164
System Board Jumpers and Connectors”
on page 135.
System board
0151
Real Time Clock Error
0161
CMOS Battery Bad
0162
CMOS Checksum Error
Enter BIOS Setup and load the default
settings.
CMOS battery.
System board.
0162
Equipment Configuration Error
Ensure the system configuration set in
BIOS Setup is correct. See “BIOS Setup
Utility” on page 11.
Enter BIOS Setup and load the default
settings.
CMOS battery.
System board.
Summary of Contents for Aptiva 2158
Page 12: ...VI...
Page 13: ...Notices VII...
Page 14: ...VIII...
Page 15: ...Notices IX...
Page 16: ...X...
Page 24: ...XVIII...
Page 25: ...Notices XIX...
Page 26: ...XX...
Page 58: ...26...
Page 129: ...Repair Information 97...
Page 154: ...122 Repeat to lock clip on the other side...
Page 160: ...128...
Page 186: ...154...
Page 187: ...Copyright IBM Corp 1998 155 Safety Inspection Guide General Guidelines 156...
Page 212: ...180...
Page 216: ...184...
Page 222: ......