T-CON [TFT DRIVE PWB]
The T-Con IC UC2 receives
from the Main Board at CN1 and CN2 Quadruple 12 Bit LVDS Signals which it
processes into TFT Drive Signals which through connectors CN4 and CN5 controls
the LCD Panel. IC’s U12 and U13 are “Dynamic Ram IC’s which are High Speed
Storage Devices used to store the data until it is time to be addressed.
12V
is supplied to the T-Con Board on connector CN1 from the Main Board.
NEW:
This T-CON also drives the backlight LEDs in accordance to the necessary Light
Source intensity according to the video content Contrast Ratio demands, (Local
Dimming). Control signals to the Inverters are sent out CN8 and CN9.
Global
Dimming pin 13 (Dig-DIM) input from Inverter M. Controls brightness of LED backlights on both M and S Inverters.
T-CON [TFT DRIVE] PWB WITH SHIELD
T-CON [TFT DRIVE] PWB FUSE CHECKS
F1
(11.9V)
FL20
(1.6V) T-Con. Part number EAT56803001
FL21
(3.3V)
FL22
(3.3V)
FL26
(3.3V)
FL27
(3.3V)
Gnd
Protect. Be sure to replace screws for ground purposes if turning on the set is required.
FL111
FL112
FL113
FL114
FL116
FL118
T-CON BWB REMOVAL
Look
for Chocolate (Rubber like) Heat transfer material under shield. Always put
back is same location.
Remove the 4 screws attached the T-Con shield in place.
Warning: The Tape shown is Conductive.
Do not allow to touch electrically charged components.
To remove the flex cables to
the TFT Panel, CN4 or CN5: Place a soft sharp object like a fingernail
underneath the black locking tab and gently lift upward.
Flip the lock up and back
from the flex cable. Then the flex
cable can be easily removed.
To remove the LVDS cables
for CN1 or CN2; Press in on the two tabs and slowly rock the cable out of the
connector. As shown by the arrows.
T-CON [TFT ] CN8/CN9 UNLOCKING
