Hanns.G Flat Panel Television HG281 User Manual

   

PROBLEM & QUESTION 

POSSIBLE SOLUTION 

Power LED is not on 

*Check if the Power Switch is in the ON position 
*Power Cord should be connected 

No Plug & Play 

*Check if the PC system is Plug & Play compatible 
*Check if the Video Card is Plug & Play compatible 
*Check if any plug pins on the VGA or HDMI connector are 

bent 

The display is too dark or too 
bright. 

*Adjust the Contrast and Brightness Controls. 

Picture bounces or a wave 
pattern is present in the picture 

*Move electrical devices that may cause electrical interference. 

The power LED is ON 
(orange) but there’s no video 
or no picture. 

*Computer Power Switch should be in the ON position. 
*Computer Video Card should be snugly seated in its slot 
*Make sure monitor’s video cable is properly connected to the 

computer. 

*Inspect monitor’s video cable and make sure none of the pins 

are bent. 

*Make sure computer is operational by hitting the CAPS LOCK 

key on the keyboard while observing the CAPS LOCK LED. 
The LED should either turn ON or OFF after hitting the CAPS 
LOCK key. 

Missing one of the primary 
colors (RED, GREEN, or 
BLUE) 

*Inspect the monitor’s video cable and make sure that none of 

the pins are bent. 

Screen image is not centered or 
sized properly. 

* Adjust pixel frequency CLOCK and PHASE or press hot-key 

(i Button) 

Horizontal or vertical 
disturbances on the screen 

*Use win 95/98/2000/NT/ME/XP shutdown mode Adjust 

CLOCK and PHASE or perform hot- key (i Button). 

The screen resolution needs to 
be adjusted 

*Use win 2000/ME/XP Right click anywhere on desktop and 

select Properties>Settings>Screen Resolution. Use the silder 
to adjust the reslution and click Apply 

No sound is outputted from 
monitor’s built-in speaker 

*To screen’s LINE IN port. 
*Make sure the sound volume adjustment can be clearly 

identified. 

*Make sure the System > Silence option in the monitor menu is 

on. 

*While tto monitor’s LINE IN (or AUDIO IN) port. 

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