IBM 704 manual Make sure that nothing is resting on the keyboard

POST Error Messages

POST Message	Description
0301	ECC Single bit correction failed, Correction disabled.
	Action: Turn off the system and wait 30 seconds; then, turn it
	back on. If event logging is enabled, POST logs this
	event in nonvolatile flash memory. If the problem
	recurs, have the system serviced.
0302	An ECC double bit error occurred.
	Action: Turn off the system and wait 30 seconds; then, turn it
	back on. If event logging is enabled, POST logs this
	event in nonvolatile flash memory. If the problem
	recurs, have the system serviced.
0310	An ECC address failure occurred, in Partition #
	Action: Turn off the system and wait 30 seconds; then, turn it
	back on. If event logging is enabled, POST logs this
	event in nonvolatile flash memory. If the problem
	recurs, have the system serviced.
0370	An error occurred during testing of the keyboard and its
	controller.
	Action:
	Ÿ Make sure that nothing is resting on the keyboard
	and pressing a key.
	Ÿ Verify that the keyboard cable is connected
	correctly to the keyboard and to the correct port on
	the system.
	Ÿ If you have just connected a new mouse or other
	pointing device, turn the system off and disconnect
	that device. Wait at least five seconds; then, turn
	on the system. If the error message goes away,
	replace the device.
	If the problem recurs, have the system, keyboard, and
	cable serviced.
0373	POST detected a stuck key on the keyboard.
	Action: Make sure that nothing is resting on the keyboard
	and pressing a key. If the message recurs, have the
	system serviced.
0375	The keyboard and the mouse have been swapped.
	Action: Verify that the keyboard and mouse cables connected

correctly to the correct ports on the server. If the message recurs, have the system serviced.

Chapter 5. Solving Problems 237