Dg Board; Video Signal Processing - Panasonic TC-26LX20 Technical Manual

DG Board

The DG Board is responsible for processing all incoming video signals from the A
board. The Vid eo input signals are processed and converted into the LCD format
re quired to dri ve the LCD Panel. This is accomplished by the main global core IC
GC3FM (IC4011) and Video Signaling Processing IC4002.
The Microcontroller, IC1106 (DG board), controls the incoming video signals on the
Combo Unit (TC22LR30) in the same way as it does on the TC-26/32LX20.The
difference, however, is the addition of a serial data line between IC1106 and the
Microcontroller IC7501, located on the DVD RD board.
The main Microcontro
Decodes the remote control input code
Provides Channel selection
Global Core control
Sound volume control
OSD Display. The OSD data that pertains
Microcontroller (IC6001), which resides on the M8 board. The TV OSD is mixed
with the DVD OSD on this board and is fed to the Video Switch
is located on the A Board.
ller IC1106 is responsible for the following:
DG Board Layo
Figure 25
to the DVD recorder is processed by
ut
28
(IC3101), which