Solving Processor Problems; Solving Usb Flash Drive Problems - HP RP7 Model 7800 Maintenance And Service Manual

Solving processor problems

If you encounter processor problems, common causes and solutions are listed in the following table.
Table F-14
Poor performance is experienced.
Cause
Processor is hot.
Power LED flashes red three times, once every second, followed by a two second pause.
Cause
Processor is not seated properly or not installed.
Power LED flashes red eleven times, once every second, followed by a two second pause.
Cause
The current processor does not support a feature previously
enabled on this system.

Solving USB flash drive problems

If you encounter USB flash drive problems, common causes and solutions are listed in the following
table.
Table F-15
USB flash drive is not seen as a drive letter in Windows.
Cause
The drive letter after the last physical drive is not available.
158 Appendix F Troubleshooting Without Diagnostics
Solving processor problems
Solving USB flash drive problems
Solution
1. Make sure the airflow to the computer is not blocked.
2. Make sure the fans are connected and working properly
(some fans only operate when needed).
3. Make sure the processor heat sink is installed properly.
Solution
1. Check to see that the processor is present.
2. Reseat the processor.
Solution
1. Install a TXT capable processor.
2. Disable TXT in the Computer Setup (F10) utility.
3. Reinstall the original processor.
Solution
Change the default drive letter for the flash drive in Windows.