HP ZBook Fury 17 G7, Maintenance And Service Manual, Page: 184 / 232

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.
You can resolve this problem by ensuring that the graphics controller module is seated correctly in machines
with modular graphics. If this error reoccurs, you must use a service event to identify the source of the error 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 four times, followed by a pause, and then continue in a repeating pattern.
Failure System Board Error
This computer has experienced a system board initialization problem resulting in a failed startup. This issue
might be related to the system board in the computer. You must use a service event to identify the source of the
error 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 five times, followed by a pause, and then continue in a repeating pattern.
Intel Trusted Execution Technology (TXT) Error
This computer has experienced a problem related to the Intel Trusted Execution Technology resulting in a failed
startup. The error occurs when three situations are true:
● The Intel Trusted Execution Technology (TXT) has been enabled on the computer.
●
Policies have been set to prevent startup if the BIOS measurement has changed.
●
The BIOS measurement has changed.
For more information about Intel TXT, go to http://www.intel.com/content/dam/www/public/us/en/documents/
white-papers/trusted-execution-technology-security-paper.pdf .
You must use a service event to resolve this issue.
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 six times, followed by a pause, and then continue in a repeating pattern.
Sure Start unable to find valid BIOS Boot Block image
This computer has experienced a problem in locating a valid BIOS image, resulting in a failed startup. You must
use a service event to identify the source of the error and take appropriate corrective action.
170 Chapter 7 Troubleshooting guide ENWW