Dell Dimension 4600C Owner's Manual - Page 79

Replacing the Battery - jumper locations

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6 Locate jumper PSWD on the system board (see page 61) and remove the jumper plug. 7 Close the computer cover (see page 72), plug your computer into an electrical outlet, and turn on the computer. The existing password(s) will be erased. 8 Shut down the computer (see page 21). NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network wall jack. 9 Turn off any attached devices and disconnect them from their electrical outlets. 10 Disconnect the computer power cable from the wall outlet, and then press the power button to ground the system board. 11 Open the computer cover (see page 58). 12 Reconnect the jumper plug to jumper PSWD (see page 61). 13 Close the computer cover (see page 72). 14 Attach the computer stand (see page 12). NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer. 15 Connect your computer and devices to electrical outlets, and turn them on. Turning on your computer with the PSWD jumper installed reenables the password feature. Replacing the Battery CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. A coin-cell battery maintains computer configuration, date, and time information. The battery can last several years. If you have to repeatedly reset time and date information after turning on the computer, replace the battery. CAUTION: A new battery can explode if it is incorrectly installed. Replace the battery only with the same or equivalent type recommended by the manufacturer. Discard used batteries according to the manufacturer's instructions. To replace the battery: 1 Record all the screens in the system setup program (see page 78) so that you can restore the correct settings in step 14. 2 Shut down the computer through the Start menu (see page 21). Appendix 79

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Appendix
79
6
Locate jumper PSWD on the system board (see page 61) and remove the jumper plug.
7
Close the computer cover (see page 72), plug your computer into an electrical outlet, and
turn on the computer.
The existing password(s) will be erased.
8
Shut down the computer (see page 21).
NOTICE:
To disconnect a network cable, first unplug the cable from your computer and then unplug it
from the network wall jack.
9
Turn off any attached devices and disconnect them from their electrical outlets.
10
Disconnect the computer power cable from the wall outlet, and then press the power button
to ground the system board.
11
Open the computer cover (see page 58).
12
Reconnect the jumper plug to jumper PSWD (see page 61).
13
Close the computer cover (see page 72).
14
Attach the computer stand (see page 12).
NOTICE:
To connect a network cable, first plug the cable into the network wall jack and then plug it into
the computer.
15
Connect your computer and devices to electrical outlets, and turn them on.
Turning on your computer with the PSWD jumper installed reenables the password feature.
Replacing the Battery
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions
located in the
Product Information Guide
.
A coin-cell battery maintains computer configuration, date, and time information. The battery can
last several years.
If you have to repeatedly reset time and date information after turning on the computer, replace
the battery.
CAUTION:
A new battery can explode if it is incorrectly installed. Replace the battery only with the
same or equivalent type recommended by the manufacturer. Discard used batteries according to the
manufacturer’s instructions.
To replace the battery:
1
Record all the screens in the system setup program (see page 78) so that you can restore the
correct settings in step 14.
2
Shut down the computer through the
Start
menu (see page 21).