HP EliteDesk 800 G5 SFF Maintenance And Service Manual page 85

Computer does not boot from hard drive.
Cause
The device is attached to a SATA port that has been hidden in
Computer Setup.
Boot order is not correct.
Hard drive is damaged.
Computer seems to be locked up.
Cause
Program in use has stopped responding to commands.
Solution
1. Check SATA cable connections.
2. Run the Computer Setup utility and ensure Device Available
is selected for the device's SATA port in Advanced > Port
Options.
Run the Computer Setup utility and change boot sequence in
Advanced > Boot Options.
Observe if the front panel Power LED is blinking RED and if any
beeps are heard. See POST error messages and diagnostic front
panel LEDs and audible codes on page 109
causes for the blinking red and beep codes.
See the Worldwide Limited Warranty for terms and conditions.
Solution
1. Use the task manager to close programs that do not
respond.
2. Attempt the normal Windows "Shut Down" procedure. If this
fails, press the power button for four or more seconds to
turn off the power. To restart the computer, press the power
button again.
Solving hard drive problems
to determine possible
75