Global American 2807790, User Manual

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2-15
Hardware Setup
I2C Bus Connector: J4
The mainboard provides one I2C (also known as I
2
C) Bus connector for users to
connect System Management Bus (SMBus) interface.
Pin Signal
1 VCC5F
2 SMBCLK
3 GND
4 SMBDATA
Pin Definition
SIGNAL PIN SIGNAL
+12V 2 1 +12V
+12V 4 3 +12V
GND 6 5 +12V
GND 8 7 VCC3/VCC5
LCD_VDD 10 9 LCD_VDD
LDDC_DATA 12 11 LDDC_CLK
LVDS_VDDEN 14 13 L_BKLTCTL
GND 16 15 L_BKLTEN
LA_DATA0 18 17 LA_DATA0#
LA_DATA1 20 19 LA_DATA1#
LA_DATA2 22 21 LA_DATA2#
LA_CLK 24 23 LA_CLK#
LA_DATA3 26 25 LA_DATA3#
GND 28 27 GND
LB_DATA0 30 29 LB_DATA0#
LB_DATA1 32 31 LB_DATA1#
LB_DATA2 34 33 LB_DATA2#
LB_CLK 36 35 LB_CLK#
LB_DATA3 38 37 LB_DATA3#
GND 40 39 GND
LVDS Flat Panel Connector: JLVDS1
The LVDS (Low Voltage Differential Signal)
connector provides a digital interface typically
used with flat panels. After connecting an
LVDS interfaced flat panel to the JLVDS1, be
sure to check the panel datasheet and set the
J1 LVDS Power Selection Jumper to a proper
voltage.
JLVDS1
2 1
39 40
J4
4
1
CRT HDMI LVDS TV OUT
CRT
X V X
HDMI X V X
LVDS V V V
TV OUT X X V
Display Matrix
V : Support X : No Support