Dell POWEREDGE 840 Hardware Owner's Manual page 21

Table 1-6. System Messages (continued)
Message
Keyboard data line
failure
Keyboard failure
Keyboard stuck key
failure
Keyboard fuse has failed. Keyboard fuse has failed.
Manufacturing mode
detected
Memory address line
failure at address , read
value expecting value
Memory double word logic
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
by keystroke
More than one RAC
detected, system halted
Causes
Loose or improperly connected
keyboard cable; faulty keyboard;
faulty keyboard controller.
System is incorrectly configured.
Faulty or improperly installed
memory modules, or faulty system
board.
The spacebar was pressed during
POST to terminate the memory
test.
Corrective Actions
Ensure that the keyboard is properly
connected. If the problem persists,
replace the keyboard. If the problem
persists, see "Getting Help" on
page 121.
Replace the keyboard.
Install the NVRAM_CLR jumper and
reboot the system. See "System Board
Jumpers" on page 115 for jumper
location.
Ensure that all memory modules are
properly installed. See
"Troubleshooting System Memory" on
page 100. If the problem persists, see
"Getting Help" on page 121.
Information only.
Verify that the RAC is installed in the
proper PCI expansion slot (SLOT_5).
If a RAC is installed in any other slot,
remove it.
About Your System
21