DFI reserves the right to change the specifications at any time prior to the
product's release. This QR may be based on editions that do not resemble your
actual products. For more documentation and drivers, please visit the download
page at go.dfi.com/CS551, or via the QR code to the right.
4Quick Reference | CS551
LVDS LCD Panel Pin Assignment
Backlight Power Pin Assignment
Pin Function Pin Function
1 GND 2 GND
3 LVDSA_Out3+ 4 LVDSB_Out3+
5 LVDSA_Out3- 6 LVDSB_Out3-
7 GND 8 GND
9 LVDSA_Out2+ 10 LVDSB_Out2+
11 LVDSA_Out2- 12 LVDSB_Out2-
13 GND 14 GND
15 LVDSA_Out1+ 16 LVDSB_Out1+
17 LVDSA_Out1- 18 LVDSB_Out1-
19 GND 20 GND
21 LVDSA_Out0+ 22 LVDSB_Out0+
23 LVDSA_Out0- 24 LVDSB_Out0-
25 GND 26 GND
27 LVDSA_CLK1+ 28 LVDSB_CLK1+
29 LVDSA_CLK1- 30 LVDSB_CLK1-
31 GND 32 GND
33 LVDS_DDC_CLK 34 NC
35 LVDS_DDC_DATA 36 +3.3V
37 Panel Power 38 GND
39 Panel Power 40 Panel Power
Pin Function Pin Function
1 +12V 4 PWM Brightness Control
2 GND 5 5V
3Backlight On/Off