HP EliteDisplay S340c User Guide - Page 24

Support and troubleshooting, Solving common problems - manual

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3 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. Power button is turned off. Connect the power cord. Press the 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 Connecting the cables 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 is incompatible. Open the OSD menu and select the Input Control menu. Set Auto-Switch Input to Off and manually select the input. Image appears blurred, indistinct, or too dark. Brightness is too low. Open the OSD menu and select Brightness to adjust the brightness scale as needed. Check Video Cable is displayed on the 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 the screen. Video resolution and/or refresh rate are set higher than what the monitor supports. Change the settings to a supported setting (see Preset display resolutions on page 23). The monitor is off but it did not seem to enter into a lowpower sleep mode. The monitor's power saving control is Open the OSD menu and select Power Control, select Auto- disabled. Sleep Mode, and then set auto-sleep to On. OSD Lockout is displayed. The monitor's OSD Lockout function Press and hold the Menu button on the side panel for 10 is enabled. seconds to disable the OSD Lockout function. Power Button Lockout is displayed. The monitor's Power Button Lockout Press and hold the Power button for 10 seconds to unlock the feature is enabled. Power button function. Speaker volume is low or off. Volume is turned down in the OSD. Open the OSD, select Audio Control. selectVolume, and then adjust the volume scale. Volume is muted. If the Mute speaker light is amber, the volume is muted. Press the Mute speaker button or the +/- (Plus/Minus) button. Headphones are plugged in. Unplug the headphones. The speakers are disabled when the headphones are plugged in. No audio source is selected. Open the OSD, select Audio Control, and select the audio source. No default PC playback device is selected. Open PC setting, select Sound, select Playback, and then set S340c as the Default Device. 18 Chapter 3 Support and troubleshooting

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3
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 is turned
off.
Press the
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
Connecting the
cables
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 is incompatible.
Open the OSD menu and select the
Input Control
menu. Set
Auto-Switch Input
to
Off
and manually select the input.
Image appears blurred,
indistinct, or too dark.
Brightness is too low.
Open the OSD menu and select
Brightness
to adjust the
brightness scale as needed.
Check Video Cable
is
displayed on the 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 the screen.
Video resolution and/or refresh rate
are set higher than what the monitor
supports.
Change the settings to a supported setting (see
Preset display
resolutions
on page
23
).
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
Power Control
, select
Auto-
Sleep Mode
, and then set auto-sleep to
On
.
OSD Lockout
is displayed.
The monitor's OSD Lockout function
is enabled.
Press and hold the
Menu
button on the side panel for 10
seconds to disable the OSD Lockout function.
Power Button Lockout
is
displayed.
The monitor's Power Button Lockout
feature is enabled.
Press and hold the
Power
button for 10 seconds to unlock the
Power
button function.
Speaker volume is low or
off.
Volume is turned down in the OSD.
Open the OSD, select
Audio Control
. select
Volume
, and then
adjust the volume scale.
Volume is muted.
If the
Mute speaker
light is amber, the volume is muted. Press
the
Mute speaker
button or the
+/-
(Plus/Minus) button.
Headphones are plugged in.
Unplug the headphones. The speakers are disabled when the
headphones are plugged in.
No audio source is selected.
Open the OSD, select
Audio Control
, and select the audio
source.
No default PC playback device is
selected.
Open
PC setting
, select
Sound
, select
Playback
, and then set
S340c as the
Default Device
.
18
Chapter 3
Support and troubleshooting