Chapter 2 Hardware Installation; Hardware Installation Steps; Checking Motherboard's Jumper Setting - AMD 785G User Manual

Turn off your power when adding or removing expansion cards or
WARNING!
other system components.
damage to both your motherboard and expansion cards.
2-1

Hardware installation Steps

Before using your computer, you had better complete the following steps:
1. Check motherboard jumper setting
2. Install CPU and Fan
3. Install System Memory (DIMM)
4. Install Expansion cards
5. Connect IDE and Front Panel /Back Panel cable
6. Connect ATX Power cable
7. Power-On and Load Standard Default
8. Reboot
9. Install Operating System
10. Install Driver and Utility
2-2

Checking Motherboard's Jumper Setting

(1) Keyboard/USB function Enabled/Disabled: JP1
(2) CMOS RAM Clear (3-pin): JBAT
A battery must be used to retain the motherboard configuration in CMOS RAM short
1-2 pins of JBAT to store the CMOS data.
To clear the CMOS, follow the procedure below:
1. Turn off the system and unplug the AC power
2. Remove ATX power cable from ATX power connector
3. Locate JBAT and short pins 2-3 for a few seconds
4. Return JBAT to its normal setting by shorting pins 1-2
5. Connect ATX power cable back to ATX power connector
Note: When should clear CMOS
1. Troubleshooting
Chapter 2
Hardware Installation
JP1
1-2 Closed KB/USB Power ON Disable (Default)
Keyboard & USB Power On Setting
7
Failure to do so may cause severe
JP1
2-3 Closed KB/USB Power ON Enabled