LG 42PJ350 Training Manual page 99

X Board Layout Primary Circuit Diode Check
X Board Layout Primary Circuit Diode Check
The two X-Boards have similar circuit layouts for the connections going to the TCPs, as shown below.
On Gnd
-
On the below:
On any Va (0.52V) TCPs connected.
On any Va (Open) TCPs disconnected.
On 3.3V (0.39V) TCPs connected.
On 3.3V (Open) TCPs disconnected.
VA
Pins 4~7
VA from Y-SUS
disconnected
from Left X board
3.3V
Pins 32~33
Pins 44~47
TCP
-
On any Va (Open) TCPs connected.
On any Va (Open) TCPs disconnected.
On 3.3V (0.6V) TCPs connected.
On 3.3V (Open) TCPs disconnected.
99 August 2010
VA
Gnd
On Gnd
On the below:
42PJ350 Plasma