ASROCK IMB-1220, User Manual

Page: 18 / 45

18
COM Port PWR Setting Jumpers 1-2 : +5V
(3-pin PWR_COM1 (For COM Port1),
2-3 : +12V
PWR_COM2 (For COM Port2))
(see p.9, No. 1)
(3-pin PWR_COM3 (For COM Port3),
PWR_COM4 (For COM Port4),
PWR_COM5 (For COM Port5) (For IMB-1220 / IMB-X1220 only))
(see p.9, No. 24)
Panel Power Select (LCD_VCC) 1-2 : LCD_VCC : +3V
(5-pin PNL_PWR1)
2-3 : LCD_VCC : +5V
(see p.9, No. 16)
4-5 : LCD_VCC : +12V
Chassis Intrusion Headers This motherboard supports
(2-pin CI1: see p.9, No. 11)
CASE OPEN detection feature
(2-pin CI2: see p.9, No. 18)
that detects if the chassis cover
has been removed. This feature
requires a chassis with chassis
intrusion detection design.
CI1 :
Close : Active Case Open
Open : Normal
CI2 :
Close : Normal
Open : Active Case Open
1
Signal
GND
1
LVDSBL1, LVDSBL2 LVDSBL1 :
(2-pin LVDSBL1, LVDSBL2)
Open : Protect LCD_VCC
(see p.9, No. 17)
Short : No Protect LCD_VCC
LVDSBL2 :
Open : Protect LCD_BLT_VCC
Short : No Protect LCD_BLT_VCC
Backlight Control Level (CON_LBKLT_CTL) 1-2 : From eDP PWM to CON_LBKLT_CTL
(3-pin BLT_PWM1)
2-3 : From LVDS PWM to CON_LBKLT_CTL
(see p.9, No. 20)