HP ProBook 630 Maintenance and Service Guide - Page 87

Blue screen, Freeze at Windows Logo (hang or lockup), Table 7-20

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Blue screen Use this information to troubleshoot blue screen issues. Freeze at Windows Logo (hang or lockup) Use the following information to troubleshoot hang or lockup issues. Table 7-20 Issues, possible causes, and fixes Items Procedures Symptoms ● Has power, light activity, fan spinning ● HP Logo displays briefly ● Attempt to boot to operating system and freeze/hang at Windows logo ● No response to pressing num lk or caps lock key Possible causes Conflict of instructions from multiple programs or drivers; installing a new hardware or program that is not compatible (may also cause a blue screen error-see blue screen issue). Troubleshooting steps Perform the following steps one at a time to verify normal boot process: 1. Disconnect all external peripherals, and perform a hard reset (8. Hard reset on page 58). 2. Perform soft reset (9. Soft reset (Default Settings) on page 59). 3. Update BIOS and drivers (4. Update BIOS and drivers on page 52). a. Roll back to previous version may be necessary. b. Go to safe mode to install drivers. 4. Run Hardware Diagnostics (6. HP Hardware Diagnostics and Tools on page 53) to isolate hardware issue. 5. Undo recent changes in Windows (5. Remove or uninstall recently added hardware, software on page 53). 6. Reseat cables and connections (10. Reseat cables and connections on page 59). 7. Start Windows in safe mode (11. Test with minimum configuration on page 60). 8. Use Startup Repair Windows to fix Windows damaged files. Common issues and possible solutions 75

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Blue screen
Use this information to troubleshoot blue screen issues.
Freeze at Windows Logo (hang or lockup)
Use the following information to troubleshoot hang or lockup issues.
Table 7-20
Issues, possible causes, and fixes
Items
Procedures
Symptoms
●
Has power, light activity, fan spinning
●
HP Logo displays briefly
●
Attempt to boot to operating system and
freeze/hang at Windows logo
●
No response to pressing
num lk
or
caps
lock
key
Possible causes
Conflict of instructions from multiple programs or drivers; installing a new hardware
or program that is not compatible (may also cause a blue screen error—see blue
screen issue).
Troubleshooting steps
Perform the following steps one at a time to verify normal boot process:
1.
Disconnect all external peripherals, and perform a hard reset (
8. Hard reset
on page
58
).
2.
Perform soft reset (
9. Soft reset (Default Settings)
on page
59
).
3.
Update BIOS and drivers (
4. Update BIOS and drivers
on page
52
).
a.
Roll back to previous version may be necessary.
b.
Go to safe mode to install drivers.
4.
Run Hardware Diagnostics (
6. HP Hardware Diagnostics and Tools
on page
53
)
to isolate hardware issue.
5.
Undo recent changes in Windows (
5. Remove or uninstall recently added
hardware, software
on page
53
).
6.
Reseat cables and connections (
10. Reseat cables and connections
on page
59
).
7.
Start Windows in safe mode (
11. Test with minimum
configuration
on page
60
).
8.
Use Startup Repair Windows to fix Windows damaged files.
Common issues and possible solutions
75