Dell E177FP - Page 27

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signal " will
appear.
No Input Signal when
user controls pressed
No picture,
the LED light
is green.
When press
"+", "-" or
"Menu" key,
the message
" No input
signal " will
appear.
l Check the signal source Make sure the Computer is not in power saving by moving mouse or
pressing any key on the keyboard.
l Checkwhetherthesignalcableispluggedinandseatedproperly.Re-plug the signal cable if
necessary.
l Re-boot the computer or video player.
OSD Lock
All buttons
are locked
except the
"menu"
button. No
user
adjustments
are allowed.
l Press the "menu" button for over 15 seconds to unlock the OSD menu.
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