HP ZBook Studio x360 Maintenance and Service Guide - Page 125

No video (external), DisplayPort/VGA, HDMI, Items, Procedures, Quick Check

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No video (external) Items Symptom No image on external monitor Procedures Possible causes External monitor, resolution, display configuration, drivers. Troubleshooting steps 1. Be sure external monitor is compatible with the computer. 2. Be sure that external monitor is turned on. 3. Press any key to get out power saving mode. 4. Adjust the brightness of the monitor. 5. Test with a verified working monitor. 6. Test the monitor via internal ports (VGA, DP ports). 7. Install latest video driver. 8. Reset the screen resolution as described in the documentation. 9. Configure display choice, and then force output to external video by closing the notebook lid or pressing Fn + F4 to switch screen output. DisplayPort/VGA See No video (external) on page 113. HDMI Items Symptoms ● Display issue ● Sound issue References Procedures Possible causes Cable, connection, settings. Troubleshooting steps Quick Check 1. Verify HDMI device input source is set correctly (i.e., HDMI1). 2. Be sure you are using the correct HDMI cable. 3. Check connection and reconnect the HDMI cable. 4. Verify if sound output is configured correctly in Control Panel > Sound Manager. 1. Perform hard reset (4. Update BIOS and drivers on page 79). 2. Update BIOS and drivers (4. Update BIOS and drivers on page 79) when sound is heard but no video on HDTV. http://support.hp.com/us-en/document/c01186408 Common issues and possible solutions 113

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No video (external)
Items
Procedures
Symptom
No image on external
monitor
Possible causes
External monitor, resolution, display
configuration,
drivers.
Troubleshooting steps
1.
Be sure external monitor is compatible with the
computer.
2.
Be sure that external monitor is turned on.
3.
Press any key to get out power saving mode.
4.
Adjust the brightness of the monitor.
5.
Test with a
verified
working monitor.
6.
Test the monitor via internal ports (VGA, DP ports).
7.
Install latest video driver.
8.
Reset the screen resolution as described in the
documentation.
9.
Configure
display choice, and then force output to
external video by closing the notebook lid or pressing
Fn + F4
to switch screen output.
DisplayPort/VGA
See
No video (external)
on page
113
.
HDMI
Items
Procedures
Symptoms
●
Display issue
●
Sound issue
Possible causes
Cable, connection, settings.
Troubleshooting steps
Quick Check
1.
Verify HDMI device input source is set correctly (i.e., HDMI1).
2.
Be sure you are using the correct HDMI cable.
3.
Check connection and reconnect the HDMI cable.
4.
Verify if sound output is
configured
correctly in
Control Panel > Sound Manager
.
1.
Perform hard reset (
4. Update BIOS and drivers
on page
79
).
2.
Update BIOS and drivers (
4. Update BIOS and drivers
on page
79
) when sound is heard but
no video on HDTV.
References
us-en/document/c01186408
Common issues and possible solutions
113