Main Board Diagram - Acer AL1921 Service Manual

AT24C02
(DDC)U301
DDC SCL/SDA
VGA Input
RXD/TXD
U601
Winbond
EPR SDA/SCL
AT24C16
U602

MAIN BOARD DIAGRAM

VGA R/G/B
VGA Hsync/Vsync
AT24C02
(DDC)U302
DVI
Signal
VAA2
VCC3.3V
VCC2.5V VAA1
U401
HS/VS
MST 8131B
KEY Control
16
VAA4
VAA3
PA 0~9
PB 0~9
RGB
Panel
VLCD