Toshiba PRO L645 Manual Do Utilizador

To check if the computer’s HDMI is malfunctioning or not, follow the troubleshooting 
procedures below as instructed. 

Procedure 2:  Connector and Cable Check 

Check 1 

Make sure HDMI cable is firmly connected to the connector CN13 (system board). 
If the problem still occurs, perform Procedure 2. 

Procedure 1:  External HDMI Monitor Check 

Procedure 3:  Replacement Check 

The HDMI port is connected to system board. If HDMI malfunctions, its connection is 

defective and system board may be faulty. 

 

computer a

 detects the external monitor.  

 the external monitor works correctly, the internal LCD may be faulty. Go to Procedure 3. 

 the external monitor appears to have the same problem as the internal monitor, system 

ay be faulty. Go to Procedure 2. 

Connect an external monitor to the computer’s HDMI port, and then boot the computer.  The 

utomatically

If

If
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