Beep Codes (2140, 2142)

Beep Codes (2140, 2142)

  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.

Beep Code	FRU/Action
No beep and:	1. see 'Power Supply'
° Blank or unreadable monitor
° Blinking cursor
1-1-3 CMOS read/write error	1. Run Setup
	2. System Board
1-1-4 ROM BIOS check error	1. System Board
1-2-X DMA error	1. System Board
1-3-X	1. see 'Memory'
	2. Ensure all DIMMs are seated correctly
	3. DIMMs
	4. System Board
1-4-4	1. see 'Keyboard'
	2. System Board
1-4-X an error was detected in the	1. see 'Memory'
first 64KB of RAM.	2. System Board
2-1-1 or 2-1-2	1. Run the Setup Utility
	2. System Board
2-1-X First 64KB of RAM failed	1. see 'Memory'
	2. System Board
2-2-2	1. Display Adapter (if installed)
	2. System Board
2-2-X First 64KB of RAM failed	1. see 'Memory'
failed.	2. System Board
2-3-X	1. see 'Memory'
	2. System Board
2-4-X	1. Run the Setup Utility
	2. see 'Memory'
	3. System Board
3-1-X DMA register failed	1. System Board
3-2-4 Keyboard controller failed	1. see 'Keyboard'
	2. System Board
3-3-4 Screen initialization failed	1. Display Adapter (if installed)
	2. System Board
	3. Display
3-4-1 Screen retrace test	1. Display Adapter (if installed)
detected an error.	2. System Board
	3. Display
3-4-2 POST is searching	1. Display Adapter (if installed)
for video ROM.	2. System Board
4	1. Display Adapter (if installed)
	2. System Board
One long and one short	1. see 'Memory'
beeps during POST.	2. System Board
Base 640KB memory error
or shadow RAM error.
One long beep and two or	1. Display Adapter, if
three short beeps during POST.	installed.
(Video error)	2. System Board
Three short beeps during POST	1. see Memory'
	2. System Board
Continuous beep	1. System Board
Repeating short beeps	1. Keyboard stuck key ?
	2. Keyboard Cable.
	3. System Board
Any other beeps	see 'Undetermined Problem'