Additional Information; Acronyms - HP ZBook Power G10 Maintenance And Service Manual

Table 6-53 Issues, possible causes, and fixes
Items
Symptoms
Similar to fan runs constantly issue
(Fan runs constantly on page
● System shutdown
● Abnormal heat
● Continually running fan
Decreased computer
●
performance
Note

Additional information

The following sections provide additional information that you can use during the troubleshooting
process.

Acronyms

These acronyms are used in this chapter.
Blue screen (BSOD)—A Windows error screen that can occur if a problem causes your computer to shut
down or restart unexpectedly. When you experience this type of error, you cannot see items such as the
Start menu or the taskbar when your computer is turned on. Instead you might see a blue screen with a
message that your computer ran into a problem and needs to restart.
CPU—Central processing unit
Procedures
Possible causes
BIOS not up to date, thermal condition (fan, air flow)
125)
Troubleshooting steps
1. Update BIOS and drivers
to default. BIOS can implement new fan characteristics and updates for other
component.
2. Perform a hard reset
recorded thermal values in memory.
3. Determine whether you are using a correct AC adapter.
4. Be sure to turn power off completely when putting a notebook in a travel bag.
Thermal-related issue
1. Verify thermal condition:
a. Check fan and connection. Check if fan is spinning when computer is on.
Reseat fan cable.
b. Be sure that no obstructions or dust are in heat sink fan, fin, or vent.
c. Be sure that the notebook is not sitting on a hot surface that blocks vent
intakes.
d. Test fan using HP PC Hardware Diagnostics (UEFI) tool
Diagnostics and Tools on page
loud noise and that fan blades spin correctly.
e. Test with a verified working fan.
f. Remove old thermal compound and pads, and replace properly with new pads.
2. Verify thermal solution:
○ Use Thermal Monitor tool (available only to authorized service providers and
technicians) to run stress test (processor and GPU), and verify that thermal
sensors are within limits after thermal condition is serviced.
See https://support.hp.com/us-en/document/c01657439.
(4. Update BIOS and drivers on page
(8. Hard reset on page 79). Performing a hard reset can reset
73). Be sure that the fan is not producing a
73) and reset BIOS
(6. HP Hardware
Additional information 127