Consulting With Hp Service; Common Issues And Possible Solutions; Power-On Issues; No Power - HP ZBook Studio G5 Maintenance And Service Manual

Consulting with HP Service

If further HP support is required, a lot of the following information may be requested when you call, so it may
be helpful to take notes.
● Technical support registration number (if applicable)
Product serial number
●
● Product model name and number
Product identification number
●
● Applicable error messages
Add-on boards or hardware
●
● Third-party hardware or software
Operating system type and revision level
●

Common issues and possible solutions

This section contains common issues, symptoms, and a series of tables that describe possible solutions to
issues from Failure classification on page 79
and solutions to resolve an issue.

Power-on issues

No Power

When a unit experiences no power there are several contributing factors to consider. Be sure to consider all
symptoms related to this behavior in troubleshooting.
Items
Symptoms
● Computer does not start
● Display is black or blank
● No fan noise
● No hard drive spinning
● Lights do not glow
tables. The following sections identify the issue with symptoms
Procedures
Possible causes
Failed power input to the computer (external power source, AC adapter, faulty battery).
Bad connection to the computer (bad power button, power connector).
Defective parts (memory, hard drive, graphics) or failed system board.
Troubleshooting steps
Perform quick check
Remove all external devices, including docking station.
Verify external power source (2. Examine the environment on page
Perform a hard reset (8. Hard reset on page 89).
Common issues and possible solutions
81).
95