Table of Contents
2012 UNDERSTANDING LCD T-CONTRAINING PRESENTATION
Table Of Contents
1) T-CON COVERED BY A HEAT SINK SHIELD
The T-CON Shield Examples
T-CON Shield Purpose and Key Points
2) WHAT IS A T-CON?
What is the T-CON Function?
3) WHAT VOLTAGE SOURCE DOES THE T-CON USE?
Understanding the Voltage Source for the T-CON .
4) WHAT VOLTAGE DOES THE T-CON GENERATE?
Understanding the Voltages that the T-CON Generates.
5) WHAT IS AN LVDS CABLE?
Understanding the LVDS Cable.
Understanding the LVDS Cable.
Types of LVDS Cable Connectors
Example of LVDS Connector Contents
6) DIFFERENCE BETWEEN A T-CON AND A 3D T-CON?
Differences between a T-CON and a 3D FRC T-CON
Differences between a T-CON and a 3D FRC T-CON
7) HOW TO TROUBLESHOOT A T-CON ?
Troubleshooting a No Picture problem.
Troubleshooting a No Picture problem, checking Power Supply voltages.
No Picture problem, Checking the T-CON’s Voltage from the Main board 1 of 2
No Picture problem, Checking the T-CON’s Voltage from the Main board 2 of 2
No Picture problem, Checking the T-CON’s Voltage
No Picture problem, Checking the T-CON’s DC to DC Converter
No Picture problem, Checking the T-CON’s DC to DC Converter
Checking a 3D FRC T-CON’s DC to DC Converter
No Picture problem, Running the Panel Test 1 of 2
T-CON (TFT Drive) Board Panel Test 2 of 2
8) P-DIM ROUTED THROUGH THE T-CON
Some T-CONs Deliver P-DIM (Dimming Signals) to the Inverter
Example of P-DIM Routed Through the T-CON
Troubleshooting the P-DIM Line when Routed Through the T-CON
47LG90 Backlight Dimming Control Through T-CON
9) THE PURPOSE OF THE BRIGHT BLUE LED ON SOME T-CONs
The Function of the Blue LED on Some T-CON Boards.
End of the T-CON Troubleshooting Presentation