LG 50PS80 Training Manual page 100

X PWB Additional Information
X PWB Additional Information
There are three X boards, the Left, Center and the Right
There are three X boards, the Left, Center and the Right
(As viewed from the rear of the set).
(As viewed from the rear of the set).
The three X boards have very little circuitry. They are basicall
The three X boards have very little circuitry. They are basicall
and voltage routing boards.
and voltage routing boards.
• They route the Va to all of the Taped Carrier Packages (TCPs).
• They route the Va to all of the Taped Carrier Packages (TCPs).
Va is introduced to the Left X board first, then the Left X s
Va is introduced to the Left X board first, then the Left X s
Va to the Center X and then the Center X sends Va to the Righ
Va to the Center X and then the Center X sends Va to the Righ
• They route the Logic (Color) signals from the Control board
• They route the Logic (Color) signals from the Control board
to all of the Taped Carrier Packages (TCPs). Including
to all of the Taped Carrier Packages (TCPs). Including
generated on each of the 3 X boards.
generated on each of the 3 X boards.
The X boards have connectors to 23 TCPs, 8 on the left and right
The X boards have connectors to 23 TCPs, 8 on the left and right
7 on the center. The Center X board has connections to 7 TCPs.
7 on the center. The Center X board has connections to 7 TCPs.
There are a total of 23 TCPs and each TCP has 2 buffers. So ther
There are a total of 23 TCPs and each TCP has 2 buffers. So ther
are a total of 46 buffers feeding the panel
are a total of 46 buffers feeding the panel
' s vertical 5760 electrodes.
' s vertical 5760 electrodes.
August 2009 Plasma 50PS80
100
y signal
y signal
ends
ends
t X.
t X.
VPP which is
VPP which is
and
and
e
e