HannsG hw222 User Manual

User’s Manual   

19 

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 D-Sub or DVI-D 
connectors are bent 

Picture is dim, too bright or 
fuzzy 

 

Adjust the clock, phase or Contrast and Brightness 
Controls. 

Picture bounces or a wave 
pattern is present in the 
picture 

 

Move away 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) 

Picture has color defects 
(white does not look white) 

 

Adjust RGB color or select color temperature 

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