MAP 0280: Console and keyboard problem resolution

Use this MAP to resolve console and keyboard problems when the system is booting.

Purpose of this MAP

Use this MAP to resolve console and keyboard problems when the system is booting. For other boot problems and concerns, go to Problems with loading and starting the operating system (AIX and Linux).

Entry table
Keyboard problem	Go to Step 0280-1.
Graphic adapter problem	Go to Step 0280-2.
Terminal problem	Go to Step 0280-3.

Step 0280-1
The system fails to respond to keyboard entries.

This problem is most likely caused by a faulty keyboard, keyboard adapter, or keyboard cable.

Try the FRUs in the following order. Test each FRU by retrying the failing operation.
1. Keyboard.
2. Keyboard adapter, typically located on the system board.
3. Keyboard cable, if not included with the keyboard.
Were you able to resolve the problem?
NO

Go to MAP 0030: Additional problem determination.

YES

Go to Verify a repair.
Step 0280-2
1. Some systems have a graphic adapter POST. If a graphic adapter POST is supported and it indicates a failure, follow the procedures in the system guide to resolve the problem.
2. If a graphic adapter POST is supported and it does not indicate a failure, suspect the display or display cable.
3. If the system does not have a graphic adapter POST, go to the display's problem determination procedures. If you do not find a problem, replace the graphics adapter.
Were you able to resolve the problem?
NO

Go to MAP 0030: Additional problem determination.

YES

Go to Verify a repair.
Step 0280-3
Go to the problem determination procedure for the terminal. If you do not find a problem, suspect the serial port adapter or terminal cable.

Were you able to resolve the problem?
NO

Call your support person.

YES

Go to Verify a repair.