HP ZBook 15 G3 Base Model Mobile Workstation User Manual Page 123

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2. Verify that lights are solid.
3. If shutdown is reproducible, test essential hardware conguration:
a. If no issue with hardware conguration, reinstall one non essential component at
a time to determine faulty hardware.
b. If issue persists, replace essential hardware with a conrmed working part, one at
a time. If no boot, replace system board.
Tips and tricks Intermittent issue is dicult to reproduce and troubleshoot. It is important to record details
on shutdown frequencies, system conguration (3D video application) and operating
conditions.
Blue screen
Symptoms
Have power, light activity, fan spinning
HP Logo displays briey
Fails to boot into Windows operating
system, displays blue screen, and then
crashes, restarts, or stops responding
Possible causes
Recent changes: conict of instructions from multiple programs or just added
hardware.
Incompatible hardware and driver.
Poor connection (storage device, memory).
Hardware malfunctioning due to overheating (GPU, processor).
Defective hardware (memory, storage device).
Important Notes & Resources Troubleshooting steps
There are many dierent ways to troubleshoot a blue screen error. Therefore, you
need to identify working conguration (Windows 7/8/10) and specic symptoms
of the failure in order to narrow down the issue. Refer to Blue screen (BSOD) error
on page 135.
Recommended resources
Microsoft knowledge base:
Resolving Blue Screen errors in Windows
HP Troubleshooting Error Messages on a blue screen:
HP Notebook PCs - Troubleshooting Error Messages on a Blue Screen that may
Occur During Startup or Boot
Overview of General Troubleshooting Steps for a blue screen error
1. Note the blue screen error message and what activity was performed at the time.
2. Perform a hard reset (8. Hard reset on page 94) after disconnecting all external peripherals.
3. Reset BIOS to default (9. Soft reset (Default Settings) on page 95) to prevent booting to another device.
4. Run HP Hardware Diagnostics (6. HP Hardware Diagnostics and Tools on page 86) to isolate major faulty
hardware issues.
Common issues and possible solutions 111
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