2Troubleshooting Procedures 
Satellite A660/A665 Series Maintenance Manual  
2.17  HDMI CEC Troubleshooting  
 
Perform  H D MI connection
check
(Procedure 1)
START
Does replacement HDM I
cable
function properly?
Perform  H D MI set check
(Procedure 2)
Replace system board
END
No
Replace H DMI
cable
No
HDM I functioning ok?
No
Use different
HDM I set
No
 
 
 
Figure 2-16 HDMI troubleshooting process  
To determine if the computer’s HDMI port is functioning properly, perform the following 
procedures. Figure 2-18 outlines the process. Start with Procedure 1 and continue as 
instructed.