DFI Q7-100 - Manual (Page 9)

www.dfi .com Chapter 2 Hardware Installation
9
Chapter 2
Jumper Settings
COM 0 RS232 Select
JP23 is used to configure COM 0 to RS232.
The pin function of COM 0 will vary according to the jumper’s setting.
COM 0
1
3
2
1
3
2
2-3 On: Enable
1-2 On: Disable
(default)
JP1 (for USB 0-1), JP3 (for USB 2-3), JP5 (for USB 4-5) and JP6 (for USB 6-7) are used to se-
lect the power of the USB ports. Selecting +5V_standby will allow you to use a USB keyboard
to wake up the system.
USB Power Select
USB 0-1
(JP1)
1
3
2
1
3
2
2-3 On: +5V_
standby
1-2 On: +5V
(default)
USB 4-5
(JP5)
3 1 2 3 1 2
2-3 On:
+5V_standby
1-2 On: +5V
(default)
3 1 2 3 1 2
2-3 On:
+5V_standby
1-2 On: +5V
(default)
USB 2-3
(JP3)
1
3
2
1
3
2
2-3 On: +5V_
standby
1-2 On: +5V
(default)
USB 6-7
(JP6)
Important:
If you are using the Wake-On-USB Keyboard/Mouse function for 2 USB ports, the
+5V_standby power source of your power supply must support ≥1.5A. For 3 or
more USB ports, the +5V_standby power source of your power supply must sup-
port ≥2A.