Dell P1914S Dell Users Guide - Page 57

Universal Serial Bus USB Specific Problems

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No Input Signal when user controls are pressed The picture does not fill the entire screen No picture, the LED • Check the signal source. Ensure light is white. When the computer is not in the you press "up", "down" power saving mode by moving the mouse or pressing any key or "Menu" key, the on the keyboard. message " No input signal" will appear. • Check whether the signal cable is plugged in properly. Re-plug the signal cable if necessary. • Reset the computer or video player. The picture cannot fill • Due to different video formats the height or width of the screen (aspect ratio) of DVDs, the monitor may display in full screen. • Run the built-in diagnostics. NOTE: When choosing DVI-D mode, the Auto Adjust function is not available. Universal Serial Bus (USB) Specific Problems Common Symptoms What You Possible Solutions USB interface is not working High Speed USB 2.0 interface is slow. Experience USB peripherals are • Check that your monitor is not working turned ON. • Reconnect the upstream cable to your computer. • Reconnect the USB peripherals (downstream connector) • Switch off and then turn on the monitor again. • Reboot the computer. • Some USB devices like external portable HDD require higher electric current; connect the device directly to the computer system. High Speed USB 2.0 • Check that your computer is peripherals working USB 2.0-capable. • Some computers have both slowly or not working USB 2.0 and USB 1.1 ports. at all Ensure that the correct USB port is used. • Reconnect the upstream cable to your computer. • Reconnect the USB peripherals (downstream connector). • Reboot the computer Troubleshooting  57

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No Input Signal when
user controls are
pressed
No picture, the LED
light is white. When
you press “up”, “down”
or “Menu” key, the
message “ No input
signal” will appear.
•
Check the signal source. Ensure
the computer is not in the
power saving mode by moving
the mouse or pressing any key
on the keyboard.
•
Check whether the signal cable
is plugged in properly. Re-plug
the signal cable if necessary.
•
Reset the computer or video
player.
The picture does not
Fll the entire screen
The picture cannot Fll
the height or width of
the screen
•
Due to di²erent video formats
(aspect ratio) of DVDs, the
monitor may display in full
screen.
•
Run the built-in diagnostics.
NOTE
: When choosing DVI-D mode, the Auto Adjust
function is not
available.
Universal Serial Bus (USB) Specific Problems
Common Symptoms What You
Experience
Possible Solutions
USB interface is not
USB peripherals are
•
Check that your monitor is
working
not working
turned ON.
•
Reconnect the upstream cable
to your computer.
•
Reconnect the USB peripherals
(downstream connector)
•
Switch o² and then turn on the
monitor again.
•
Reboot the computer.
•
Some USB devices like external
portable HDD require higher
electric current; connect the
device directly to the computer
system.
High Speed USB 2.0
High Speed USB 2.0
•
Check that your computer is
interface is slow.
peripherals working
slowly or not working
USB 2.0-capable.
•
Some computers have both
USB 2.0 and USB 1.1 ports.
at all
Ensure that the correct USB
port is used.
•
Reconnect the upstream cable
to your computer.
•
Reconnect the USB peripherals
(downstream connector).
•
Reboot the computer
Troubleshooting
57