Schematic; Main Board - Optima L903AD+ Service Manual

19" LCD Color Monitor

6. Schematic

6.1 Main Board

715G1558 4 2
B3
+5V
+5V
3.INPUT
+12V
PC5V
+3V3
VCC1.8
+5V
VCC5V B2
VCC3.3
+12V
PC5V
+3V3
VCC1.8
+5V
VCC5V
VCC3.3
2.POWER
TSUM56AK
XGA/SXGA
RIN
GNDR
GIN
GNDG
SOG
BIN
GNDB
HSY NC
VSY NC
DDCA_SDA
DDCA_SCL
DET_VGA
DDC_WP
R+
R-
G+
G-
B+
B-
CLK+
CLK-
DDCD_SDA
DDCD_SCL
DET_DVI
on_BACKLIGHT
on_Panel
on_PANEL_12V
VCTRL
Adj_BACKLIGHT
VLCD VLCD_12V
VLCD
VLCD_12V
SCHEMATIC
LVDS OUTPUT
B4
RIN
GNDR
GIN
GNDG
SOG
BIN
GNDB
HSY NC
VSY NC
DDCA_SDA
DDCA_SCL
DET_VGA
DDC_WP
R+
R-
G+
G-
B+
B-
CLK+
CLK-
DDCD_SDA
DDCD_SCL
DET_DVI
on_BACKLIGHT
on_Panel
on_PANEL_12V
VCTRL
Adj_BACKLIGHT
4.SCALER
19
VCC1.8 VCC3.3 +5V +12V
VCC1.8
Vcc3.3
+5V
+12V
B5
PA[0..7]
PA[0..7] PA[0..7]
PA[8..13]
PA[8..13] PA[8..13]
PA[14..19]
PA[14..19] PA[14..19]
PB[0..5]
PB[0..5] PB[0..5]
PB[6..11]
PB[6..11] PB[6..11]
PB[12..23]
PB[12..23] PB[12..23]
GPO[0..4]
GPO[0..4] GPO[0..4]
ESP ESP
OSP OSP VLCD
VLCD_12V
5.PANEL INTERFACE
Title
TSUM56AK
Size Document Number
B TOP
Date: Monday , May 09, 2005
Optima L903AD+
VLCD VLCD_12V
Rev
A
Sheet 0 of 5