Chapter 2 Troubleshooting Procedures

2.13 HDMI Troubleshooting

To check if the computer’s HDMI is malfunctioning or not, follow the troubleshooting
procedures below as instructed.
Procedure 1: External HDMI Monitor Check
Procedure 2: Connector and Cable Check
Procedure 3: Replacement Check
Procedure 1 Connector Check and Replacement Check
The HDMI port is connected to system board. If HDMI malfunctions, its connection is
defective or HDMI cable and system board may be faulty.
Check 1 Make sure HDMI cable is firmly connected to the connector CN11 (system board).
If the problem still occurs, perform Procedure 2.
Procedure 2 External Monitor Check
Connect an external monitor to the computer’s HDMI port, and then boot the computer. The
computer automatically detects the external monitor.
If the external monitor works correctly, the internal LCD may be faulty. Go to Procedure 3.
If the external monitor appears to have the same problem as the internal monitor, system
board may be faulty. Go to Procedure 2.
Satellite T130D and Pro T130D and PORTEGE T130DMaintenance Manual (960-Q08)