Control Board (Logic) Section - LG 50PS80 Training Manual

CONTROL BOARD (LOGIC) SECTION

CONTROL BOARD (LOGIC) SECTION
The following section gives detailed information about the Contr
The following section gives detailed information about the Contr
The control board develops all
The control board develops all
developed from software stored in the board
developed from software stored in the board
This board has no adjustment.
This board has no adjustment.
The Auto Generator is located on this board which
The Auto Generator is located on this board which
(when pins 1 and 2 of P6 are jumped together) will product a pat
(when pins 1 and 2 of P6 are jumped together) will product a pat
screen for testing purposes. This can be done without the Main b
screen for testing purposes. This can be done without the Main b
delivering LVDS video to confirm if the problem lies with the Ma
delivering LVDS video to confirm if the problem lies with the Ma
the panel and its boards.
the panel and its boards.
The Control Board Receives its main B+ from the:
The Control Board Receives its main B+ from the:
• 5V from the Switched Mode Power Supply,
• 5V from the Switched Mode Power Supply,
(Pins 1 through 4 of P200).
(Pins 1 through 4 of P200).
• The Control board does receive 15V from the Y
• The Control board does receive 15V from the Y
passes this voltage on to the Z
passes this voltage on to the Z
• Generates 3.3V and routes this voltage down to the two X Board
• Generates 3.3V and routes this voltage down to the two X Board
" Panel Drive Signals
" Panel Drive Signals
' s ROM.
' s ROM.
- SUS board.
- SUS board.
84
ol board.
ol board.
" . This signal is
" . This signal is
tern on the
tern on the
oard
oard
in board or
in board or
- SUS, but simply
- SUS, but simply
August 2009 Plasma 50PS80
s.
s.