Control Board Signal (Simplified Block Diagram) - LG 42PJ350 Training Manual

Control Board Signal (Simplified Block Diagram)

Control Board Signal (Simplified Block Diagram)
The Control Board supplies Video Signals to the TCP (Tape 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 it shows on the screen.
To Left
X-Board
To 6 TCPs
EEPROM
MCM
IC201
To Right
X-Board
To 6 TCPs
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
88 August 2010
CONTROL BOARD
X-DRIVE BOARD
PANEL
There are 12 total TCPs.
43072 Vertical Electrodes
43072 (RGB) / 3 =
1024 Total Pixels (H)
42PJ350 Plasma