Acer ac713 Guía Del Usuario

41A749-786-1A 英文 

10

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 the D-15 plug pin of Video 

Cable is bent 

*Make sure the Monitor Drivers are 

installed  

Picture 

is 

fuzzy 

*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.