HP DreamColor Z27x Studio Display User Manual download pdf (Page 68)

B Support and Troubleshooting

Solving Common Problems

The following table lists possible problems, the possible cause of each problem, and the

recommended solutions.

Problem Possible Cause Solution

Screen is blank or video is

flashing.

Power cord is disconnected. Connect the power cord.

Power button on front panel of the

monitor is turned off.

Press the front panel power button.

NOTE: If pressing the power button has no effect, press

and hold the power button for 10 seconds to disable the

power button lockout feature.

Video cable is improperly

connected.

Connect the video cable properly. Refer to

Setting Up the

Monitor on page 5 for more information.

System is in sleep mode. Press any key on the keyboard or move the mouse to

inactivate the screen blanking utility.

Video card compatibility. Open the OSD menu and select the Video Input menu.

Set Input Auto-Switch Source to Disable and manually

select the input.

Monitor will not turn on. Master power switch on rear panel

of the monitor is turned Off.

Turn the master power switch to On.

Image appears blurred,

indistinct, or too dark.

Brightness is too low. Open the OSD menu and select Color Space > Adjust

Luminance to adjust the luminance scale as needed.

Check Video Cable is

displayed on screen.

Monitor video cable is

disconnected.

Connect the appropriate video signal cable between the

computer and monitor. Be sure that the computer power

is off while connecting the video cable.

Input Signal Out of Range

is displayed on screen.

Video resolution and/or refresh

rate are set higher than what the

monitor supports.

Change the settings to a supported setting (see

Recognizing Preset Display Resolutions on page 58).

The monitor is off but it did

not seem to enter into a

low-power sleep mode.

The monitor's power saving control

is disabled.

Open the OSD menu and select Management > Auto-

Sleep and set auto-sleep to Enable.

OSD Lockout is displayed. The monitor's OSD Lockout

function is enabled.

Press and hold the bottom Menu button for 10 seconds

to disable the OSD Lockout function.

Power Button Lockout is

displayed.

The monitor's Power Button

Lockout function is enabled.

Press and hold the power button for 10 seconds to

unlock the power button function.

Bezel button LEDs are not

on.

By default, the Bezel button LEDs

are set to fade out when not in

use.

To set the bezel button LEDs so that they are always on,

open the OSD menu and select Menu and Message

Control > Bezel Button Auto-Fade > Disable (Always

On).

Bezel button LEDs are

always on but are too

bright or too dim.

Bezel button auto-fade has been

turned off in the OSD and the

brightness needs adjustment.

Open the OSD menu and select Menu and Message

Control > Bezel Button Brightness and adjust the

brightness value.

60 Appendix B Support and Troubleshooting

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HP DreamColor Z27x Studio Display User Manual Page 68

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