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18 About Your System
General failure The operating system is unable to
carry out the command.
This message is usually followed by
specific information. Note the
information and take the appropriate
action to resolve the problem.
Invalid NVRAM
configuration, Resource
Re-allocated
System detected and corrected a
resource conflict.
No action is required.
Keyboard Controller
failure
Faulty keyboard controller; faulty
system board
See "Getting Help" on page 95.
Manufacturing mode
detected
System is in manufacturing mode. Reboot to take the system out of
manufacturing mode.
Memory address line
failure at
address
, read
value
expecting
value
Faulty or improperly installed
memory modules.
See "Troubleshooting System Memory"
on page 76.
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.
POST memory test terminated by
pressing the spacebar.
Information only.
No boot device available Faulty or missing optical/diskette
drive subsystem, hard drive, or hard-
drive subsystem, or no boot disk in
drive A.
Use a bootable diskette, CD, or hard
drive. If the problem persists, see
"Troubleshooting a USB Device" on
page 71, "Troubleshooting an Optical
Drive" on page 78, and
"Troubleshooting a Hard Drive" on
page 78. See "Using the System Setup
Program" on page 23 for information
about setting the order of boot devices.
Table 1-6. System Messages (continued)
Message Causes Corrective Actions