LG 50PK950 Training Manual page 108

Control Board Signal (Simplified Block Diagram)
Control Board Signal (Simplified Block Diagram)
The Control Board supplies Video Signals to the TCP (Taped Carrier Package) ICs.
If there is a bar defect on the screen, it could be a Control Board problem.
Control Board to X Board
Address Signal Flow
This Picture shows Signal Flow Distribution to help determine the
failure depending on where the problem appears on the screen.
DRAM DRAM
EEPROM
MCM IC201
To Left
X-Board
To Center
X-Board
To Right
X-Board
Basic Diagram of Control Board
IC201
MCM
Resistor Array
16 bit words
2 Buffer
Outputs
per TCP
128 Lines per Buffer
256 Lines output Total
108 October 2010
CONTROL BOARD
X-DRIVE BOARD
PANEL
There are 23 total TCPs.
5760 Vertical Electrodes
1920 Total Pixels (H)
50PK950 Plasma