Keyboard Backlight; Touchpad - HP ZBook Power G10 Maintenance And Service Manual

Table 6-36 Issues, possible causes, and fixes (continued)
Items
The following steps are for authorized providers and technicians.
Example of back of keyboard,
including keyboard, point stick, and
backlight cables.

Keyboard backlight

Use this information to troubleshoot keyboard backlight issues.
Table 6-37 Issues, possible causes, and fixes
Items
Symptom
Backlight function not working
properly
The following steps are for authorized providers or technicians.

Touchpad

Use this information to troubleshoot touchpad issues.
Table 6-38 Issues, possible causes, and fixes
Items
Symptoms
Not working properly
Procedures
1. Verify whether keyboard flex cables are in good condition (no delamination or torn
cable end, no missing or cracked tracks, pads).
2. Verify that keyboard flex cable ends are fully inserted and aligned with connectors
on system board and back of keyboard, and that connector tabs are properly
closed.
3. Reseat point stick cables.
Procedures
Possible causes
Backlight disabled, loose connection.
Troubleshooting steps
NOTE: Not all notebook computers have backlit keyboards.
A keyboard function key lets you turn the light on and off. Verify whether backlit feature
is not disabled by pressing a combination of
1. Verify whether backlight flex cables are in good condition (no delamination or torn
cable end, no missing or cracked tracks or pads).
2. Verify that backlight flex cable ends are fully inserted and aligned with connectors
on system board and that connector tabs are properly closed.
3. Reseat backlight cable.
Procedures
Possible causes
Touchpad turned off, driver, settings.
fn + backlit key.
Keyboard backlight 113