HP xw6000 manual Memory, Keyboard

				Diagnostic Error Codes
Memory
	Error Code	Description		Recommended Action
	0200-xx	Machine ID test failed.	Reinsert memory modules and retest.
	0202-xx	System ROM checksum failed.	The following steps apply to 0202-xx through
			0212-xx:
	0203-xx	Write/read test failed.	1.	Remove one memory module at a time until
				the error message stops.
	0204-xx	Address test failed.	2.	Replace other removed modules one at a
				time, testing each to ensure the error does
				not return.
	0205-xxx	Walking 1s test failed.	3.	Replace defective modules.
	0209-xxx	RAM long test failed.	4.	If error continues, replace system board
				and retest.
	0211-xx	Random pattern test failed.
	0212-xxx	Cache test failed.
	0214-xx	Noise test failed.	The following steps apply to 0214-xx through
			0215-xx:
	0215-xx	Random address test failed.	1.	Remove one memory module at a time until
				the error message stops.
			2.	Replace other removed modules one at a
				time, testing each to ensure the error does
				not return.
			3.	Replace the system board and retest.
Keyboard
	Error Code	Description		Recommended Action
	0300-xx	ID test failed.	The following steps apply 0300-xx through
			0304-xx:

0301-xx Self-test/interface test failed.

1.Check the keyboard connection. If disconnected, turn the computer off and connect the keyboard.

0302-xx	Individual key test failed.	2.	Replace the keyboard and retest.
0304-xx	Repeat test failed.	3.	Replace the system board and retest.

✎Holding any key down during the boot-up sequence causes the Basic Input Output System (BIOS) to beep, as a warning of possible keyboard problems. Wait until after the system has booted, then press the Num Lock key. If the Num Lock light on the keyboard toggles on and off with each press of the key, the keyboard is functioning properly.

Service Reference Guide E–3