Intel Desktop Board DH61AG Technical Product Specification 
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Table 32.  40-Pin eDP Connector 
Pin  Signal Name  Pin  Signal Name 
1  NC_Reserved  21  LCD_VCC (3.3 V/5 V/12 V) 
2 High-speed_GND  22 LCD_Self_Test-or-NC 
3 Lane3_N (DDPD_[3]N)  23 LCD_GND 
4 Lane3_P (DDPD_[3]P)  24 LCD_GND 
5 High-speed_GND  25 LCD_GND 
6 Lane2_N (DDPD_[2]N)  26 LCD_GND 
7  Lane2_P (DDPD_[2]P)  27  HPD (DDPD_HPD) 
8 High-speed_GND  28 BKLT_GND 
9 Lane1_N (DDPD_[1]N)  29 BKLT_GND 
10 Lane1_P (DDPD_[1]P)  30 BKLT_GND 
11 High-speed_GND  31 BKLT_GND 
12 Lane0_N (DDPD_[0]N)  32 BKLT_ENABLE 
13 Lane0_P (DDPD_[0]P)  33 BKLT_PWM_DIM 
14 High-speed_GND  34 NC_Reserved 
15 AUX_CH_P (DDPD_AUXP)  35 NC_Reserved 
16  AUX_CH_N (DDPD_AUXN)  36  BKLT_PWR (12 V/19 V) 
17  High-speed_GND  37  BKLT_PWR (12 V/19 V) 
18  LCD_VCC (3.3 V/5 V/12 V)  38  BKLT_PWR (12 V/19 V) 
19  LCD_VCC (3.3 V/5 V/12 V)  39  BKLT_PWR (12 V/19 V) 
20  LCD_VCC (3.3 V/5 V/12 V)  40  NC_Reserved 
 
 
Table 33.  8-Pin FPD Brightness Connector 
Pin Signal Name  Description 
1 BKLT_EN  Backlight enable 
2 BKLT_PWM  Backlight control 
3  BKLT_PWR (12 V/19 V)  Backlight inverter power 
4  BKLT_PWR (12 V/19 V)  Backlight inverter power 
5 BKLT_GND/Brightness_GND Ground (shared) 
6 BKLT_GND/Brightness_GND Ground (shared) 
7 Brightness_Up  Panel brightness increase 
8 Brightness_Down  Panel brightness decrease