Asrock P4I45D+ 用户手册

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页码 29
1 4
2.7 Jumpers Setup
The illustration shows how jumpers are
setup. When the jumper cap is placed on
pins, the jumper is “SHORT”. If no jumper
cap is placed on the pins, the jumper is
“OPEN”. The illustration shows a 3-pin
jumper whose pin1 and pin2 are “SHORT”
when jumper cap is placed on these 2 pins.
J u m p e r
Setting
 PS2_USB_PWR1
Short pin2, pin3 to enable
(see p.8 item 1)
+5VSB (standby) for PS/2 or
USB wake up events.
Note: To select +5VSB, it requires 2 Amp and higher standby current provided by
power supply.
JR1
(see p.8 item 24)
JL1
(see p.8 item 23)
Note: If the jumpers JL1 and JR1 are short, both the front panel and the rear panel
audio connectors can work.
Clear CMOS
CLRCMOS0
(see p.8 item  10)
Note: CLRCMOS0 allows you to clear the data in CMOS. The data in CMOS includes
system setup information such as system password, date, time, and system
setup parameters. To clear and reset the system parameters to default setup,
please turn off the computer and unplug the power cord, then use a jumper
cap to short the pins on CLRCMOS0 for 3 seconds. Please remember to
remove the jumper cap after clearing the CMOS.
+5V
1_2
+5VSB
2_3
2-pin jumper
JR1
JL1