Dell Inspiron 560 Service Manual
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8. Connect your computer and devices to electrical outlets, and turn them on.
Clearing CMOS Settings
1. Follow the procedures in Before You Begin.
2. Remove the computer cover (see Removing the Computer Cover).
3. Reset the current CMOS settings:
a. Locate the 3-pin CMOS reset jumper on the system board (see System Board Components).
b. Remove the jumper plug from the CMOS reset jumper pins 2 and 3.
c. Place the jumper plug on the CMOS reset jumper pins 1 and 2 and wait for approximately five seconds.
d. Remove the jumper plug and replace it on the CMOS reset jumper pins 2 and 3.
Inspiron 560
Inspiron 570
NOTE: The computer must be disconnected from the electrical outlet to clear the CMOS setting.