IBM 2140 Personal Computer User Manual


 
Table 2-1 (Page 15 of 23). POST and Diagnostics and Utilities Index
for Symptoms, Messages, Error Codes, or Beeps
Symptoms, Messages, Error
Codes, or Beeps
Action/FRU
Beeps
Note: The system has an error if you hear any beeps before POST is
completed.
Important
In the following Beep Code Index, the numbers indicate the sequence and
number of beeps. For example, a “2-3-2” beep code symptom (a burst of two
beeps, three beeps, then a burst of two beeps) indicates a memory module
problem. (Continue with the Symptom-to-FRU index below for other
beep/no-beep symptoms.)
No beep and:
Blank or unreadable monitor
Blinking cursor
“Power Supply” on page 2-34.
Repeating short beeps. “Keyboard” on page 2-39
Keyboard (sticking key)
Keyboard connection/cable
System Board
4 Video adapter
System Board
1-1-3
CMOS read/write error.
Run the Setup Utility.
System Board
1-1-4
ROM BIOS check error.
System Board
1-2-X
DMA error
System Board
1-3-X “Memory” on page 2-37.
Ensure all DIMMs are seated correctly.
DIMMs
System board
1-4-4 “Keyboard” on page 2-39.
System board
1-4-X
An error was detected in the first
64 KB of RAM.
“Memory” on page 2-37.
System Board
2-1-1, 2-1-2 Run the Setup Utility.
System Board
Check Procedures 2-25