IBM/lenovo BIOS post diagnostics display error codes

IBM/Lenovo BIOS POST/Diagnostics Display Error Codes
This codes are used by most computer technisians in repairing or troubleshooting the cost of a problem in the computer.
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 Memory module error. 1. Memory module.
2. System board.
1-4-4 Keyboard error. 1. Keyboard.
2. System board.
1-4-X Error detected in first 64 KB 1. Memory module.
of RAM. 2. System board.
2-1-1, 2-1-2 Setup information may not 1. Run Setup.
be valid. 2. System board.
2-1-X First 64 KB of RAM failed. 1. Memory module.
2. System board.
2-2-2 Video memory error. 1. Video adapter (if installed).
2. System board.
2-2-X First 64 KB of RAM failed. 1. Memory module.
2. System board.
2-3-X Memory failure. 1. Memory module.
2. System board.
2-4-X Setup or memory failure. 1. Run Setup.
2. Memory module.
3. System board.
3-1-X DMA register failed. 1. System board.
3-2-4 Keyboard controller failed. 1. System board.
2. Keyboard.
3-3-4 Screen initialization failed. 1. Video adapter (if installed).
2. System board.
3. Display.
3-4-1 Screen retrace lest detected 1. Video adapter (if installed).
an error. 2. System board.
3. Display.
3-4-2 POST is searching for video 1. Video adapter (if installed).
ROM. 2. System board
4 Video adapter failed. 1. Video adapter (if installed).
2. System board.
All other beep code sequences System board problem. 1. System board.
One long and one short Base 640 KB memory error 1. Memory module.
beep during POST RAM error. 2. System board.
One long and two or three Video error. 1. Video adapter (if installed).
short beeps during POST 2. System board.
Three short beeps System board or memory 1. Memory module
during POST problem. 2. System board.
Continuous beep System board problem. 1. System board.
Repeating Keyboard stuck key or cable 1. Keyboard stuck key?
short beeps problem. 2. Keyboard cable.
3. System board.
visit www.vstuffs.wordpress.com for more information,tips,tweaks,on computer and mobile