Monitor Block Diagram; Main Board - Acer AL2023 Service Manual

5

Monitor block diagram

A3
PC5V
D
PC5V
C
3.INPUT
PC5V
A2
PC5V
+5V VCC12
B
VCC12
VCC3.3
VCC1.8
+5V
VCC3.3
VCC1.8
2.POWER
A
5
4
A4
RIN
GNDR
GIN
GNDG
BIN
GNDB
SOG
VSYNC
HSYNC
R+
R-
G+
G-
B+
B-
CLK+
CLK-
DDCA_SDA
DDCA_SCL
DET_VGA
DDCD_SDA
DDCD_SCL
DET_DVI
HPD_CTRL
VCTRL
on_BACKLIGHT
Adj_BACKLIGHT
4.SCALER
4
3

Main Board

RIN LVA0P
GNDR LVA0M
GIN LVA1P
GNDG LVA1M
BIN LVA2P
GNDB LVA2M
SOG LVACKP
VSYNC LVACKM
HSYNC LVA3P
LVA3M
R+
R- LVB0P
G+ LVB0M
G- LVB1P
B+ LVB1M
B- LVB2P
CLK+ LBA2M
CLK- LVBCKP
LVBCKM
DDCA_SDA LVB3P
DDCA_SCL LVB3M
DET_VGA
on_PANEL
DDCD_SDA
DDCD_SCL
DET_DVI
+5V
HPD_CTRL
VCC1.8
VCC3.3
VOLUME
VCTRL STBY
on_BACKLIGHT
MUTE
Adj_BACKLIGHT
T
Title
Size
A
Date:
3
2
A5
LVA0P
LVA0M
LVA1P
LVA1M
LVA2P
LVA2M
LVACKP
LVACKM
LVA3P
LVA3M
VCC12
LVB0P
LVB0M
LVB1P
LVB1M
LVB2P
LVB2M
LVBCKP
LVBCKM
LVB3P
LVB3M
on_PANEL
+5V VCC1.8 5.PANEL
VCC3.3
A6
VOLUME VCC3.3
STBY
VCC12
MUTE
6.AUDIO
Document Number
BLOCK
Sheet
2
1
+5V
D
+5V
VCC12
C
VCC3.3
VCC12
B
A
Rev
A1A
7 of 7
1