Dell 840 Loose or improperly connected, Faulty keyboard controller, Persists, see Getting Help on

Table 1-6. System Messages (continued)

Message	Causes	Corrective Actions
Keyboard data line	Loose or improperly connected	Ensure that the keyboard is properly
failure	keyboard cable; faulty keyboard;	connected. If the problem persists,
Keyboard failure	faulty keyboard controller.	replace the keyboard. If the problem
		persists, see "Getting Help" on
Keyboard stuck key
		page 121.
failure
Keyboard fuse has failed. Keyboard fuse has failed.		Replace the keyboard.
Manufacturing mode	System is incorrectly configured.	Install the NVRAM_CLR jumper and
detected		reboot the system. See "System Board
		Jumpers" on page 115 for jumper
		location.
Memory address line	Faulty or improperly installed	Ensure that all memory modules are
failure at address, read	memory modules, or faulty system	properly installed. See
value expecting value	board.	"Troubleshooting System Memory" on
Memory double word logic		page 100. If the problem persists, see
		"Getting Help" on page 121.
failure at address, read
value expecting value
Memory odd/even logic
failure at address, read
value expecting value
Memory write/read failure
at address, read value
expecting value
Memory tests terminated	The spacebar was pressed during	Information only.
by keystroke	POST to terminate the memory
	test.
More than one RAC		Verify that the RAC is installed in the
detected, system halted		proper PCI expansion slot (SLOT_5).
		If a RAC is installed in any other slot,
		remove it.

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