Name: Dell 24CFV
Brand: Dell
Rating: 4 (1 reviews)

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Entering Service Mode

Service Mode allows users to immediately cut off electricity from the computer and conduct repairs without disconnecting the

battery cable from the system board.

To enter Service Mode:

1. Shut down your computer and disconnect the AC adapter.

2. Hold <B> key on the keyboard and press the power button for 3 seconds or until the Dell logo appears on the screen.

3. Press any key to continue.

NOTE: If the power adapter has not been disconnected, a message prompting you to remove the AC adapter appears

on the screen. Remove the AC adapter and then press any key to continue the Service Mode procedure.

NOTE: The Service Mode procedure automatically skips the following step if the Owner Tag of the computer is not

set up in advance by the manufacturer.

4. When the ready-to-proceed message appears on the screen, press any key to proceed. The computer emits three short

beeps and shuts down immediately.

Once the computer shuts down, you may perform the replacement procedures without disconnecting the battery cable from

the system board.

Exiting Service Mode

Service Mode allows users to immediately cut off electricity from the computer and conduct repairs without disconnecting the

battery cable from the system board.

To exit Service Mode:

1. Connect the AC adapter to the power-adapter port on your computer.

2. Press the power button to turn on the computer. Your computer will automatically return to normal functioning mode.

After working inside your computer

About this task

NOTE: Leaving stray or loose screws inside your computer may severely damage your computer.

Steps

1. Replace all screws and ensure that no stray screws remain inside your computer.

2. Connect any external devices, peripherals, or cables you removed before working on your computer.

3. Replace any media cards, discs, or any other parts that you removed before working on your computer.

4. Connect your computer and all attached devices to their electrical outlets.

5. Turn on your computer.

Working inside your computer

Dell 24CFV User Manual

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