Manuals

Battery: Dell Precision WorkStation 340 Service Manual

Battery

Dell Precision™ WorkStation 340 Service Manual

The 3.0-V CR2032 coin-cell battery installed on the system board provides power to retain the configuration, date, and time information when the computer is turned off. The computer battery is designed to provide years of service without being replaced. However, you may need to replace the battery if configuration or clock-related inconsistencies occur or if one of the following messages is displayed during the boot routine:

Time-of-day not set - please run SETUP program

Invalid configuration information -
please run SETUP program

CAUTION: There is a danger of the new battery exploding if it is installed incorrectly. Replace the battery only with the same or equivalent type recommended by the manufacturer. Discard used batteries according to the manufacturer's instructions.

CAUTION: Before you perform this procedure, see "Safety First—For You and Your Computer."

NOTICE: Before disconnecting a device from the computer, wait 10 to 20 seconds after disconnecting the computer from its electrical outlet. Before removing a component from the system board, verify that the standby power light on the system board has turned off. To locate this light, see your computer's illustration in "System Board Components."

If you have not already done so, make a copy of your computer configuration information in system setup.

If the settings are lost while you are replacing the battery, you can refer to your copy of the computer configuration information to restore the correct settings.

Turn off the computer and devices, disconnect them from their electrical outlets, and wait 10 to 20 seconds.
Open the computer cover.
Remove the battery.

To locate the battery on the system board, see your computer's illustration in "System Board Components."

Removing the Battery

1
battery

2
battery socket

3
tab

Press in on the tab to release the battery.

Install the new battery.

Orient the battery with the side labeled "+" facing up. Then insert the battery into the socket, and snap it into place.

Installing the Battery

1
battery

2
battery socket

Close the computer cover.
Reconnect the computer and devices to their electrical outlets, and turn them on.

NOTE: If enabled, the Chassis Intrusion option will cause the following message to be displayed at the next computer start-up: ALERT! Cover was previously removed.

Enter system setup and enter the current time and date. Then exit system setup and save the information.

For more information on entering system setup, see your User's Guide.

Turn off your computer and disconnect it from its electrical outlet. Leave the computer off for at least 10 minutes.
Reconnect the computer to its electrical outlet and turn it on.
Enter system setup, and check the date and time.
If the time and date are still incorrect, contact Dell for technical assistance.

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