Table 6-54 Blinking lights and boot error codes (continued)
Blink codes Error
Caps and num lk lights = 8 blinks Sure Start has identified a problem (Manual Recovery Policy
Set)
Processor not executing code
This computer experienced a problem due to the failure of certain code to execute, resulting in a failed
startup of the processor.
The issue could be related to the processor or the system board in the computer. If the processor is
socketed, be sure that the processor is seated correctly in the socket. If this error reoccurs, see General
troubleshooting steps on page 69.
NOTE: The computer attempts to notify you of this problem through a series of blinking lights. When
you attempt to turn on the computer from an Off or Hibernated state, lights associated with the caps
lock and num lk keys both blink once, followed by a pause, and then continue in a repeating pattern.
BIOS recovery code unable to find valid BIOS recovery image
This computer has experienced a problem in locating a valid BIOS image, resulting in a failed startup.
You can resolve this problem by placing a clean copy of the system BIOS on a USB key or in
the appropriate hard drive directory and performing a reboot. If this error reoccurs, see General
troubleshooting steps on page 69.
NOTE: The computer attempts to notify you of this problem through a series of blinking lights. When
you attempt to turn on the computer from an Off or Hibernated state, lights associated with the caps
lock and num lock keys both blink twice, followed by a pause, and then continue in a repeating pattern.
Memory module error
This computer has experienced a memory initialization problem resulting in a failed startup. This issue
might be related to the memory modules in the computer. You can resolve this problem by ensuring that
memory modules are correctly inserted and seated.
If this error reoccurs, you must use a service event to determine the source of the error (memory
modules or system board) and take the appropriate corrective action.
NOTE: The computer attempts to notify you of this problem through a series of blinking lights. When
you attempt to turn on the computer from an Off or Hibernated state, lights associated with the caps
lock and num lock keys both blink three times, followed by a pause, and then continue in a repeating
pattern.
Graphics Controller Error (No Controller)
This computer has experienced a graphics controller initialization problem resulting in a failed startup.
This issue might be related to the graphics controller in your machine.
Processor not executing code
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