CJB WEX-QM871, User Manual, Page: 25 / 90

25
INV: LCD Inverter with Box-header
INV Pin Type Signal Note
Box-header 2.5mm
1 PWR Inverter power +12V 1
2 PWR Inverter power +12V 1
3 PWR Ground
4 O LCD Panel backlight adjustment
5 O LCD Panel backlight enable
Note 1: INV pin.1~2 total power supply m12V/1.5A
SMB: SMBus with Pin-header
SMB Pin Type Signal Note
Pin-header 2.54mm
1 OC SMBus clock
(+3.3V Level)
2 IOC SMBus data
(+3.3V Level)
3 PWR Ground
JFRONT: Front Panel with Pin-header
JFRONT Pin Type Signal Note
Pin-header 2.54mm
Pin-header 2.54mm
1 O Power on LED 1
2 PWR Ground
3 O HDD LED 1
4 O HDD LED control
5 O Suspend LED 1
6 O Suspend LED control
7 I System Reset#
8 PWR Ground
9 I Power button#
10 PWR Ground
Note 1: JFRONT pin.1 Power On & pin.3 HDD LED & pin.5 Suspend LED pull u
p +5V/470Ω/10mA