Dell Precision M2300 Troubleshooting Guide download pdf (Page 29)

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 Modem

DellPrecision™M2300ServiceManual

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1. Follow the instructions in Before You Begin.

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2. Remove any installed media bay device (see Media Bay Devices).

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3. Remove the hinge cover (see Hinge Cover).

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4. Remove the keyboard (see Removing the Keyboard).

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5. Remove the display assembly (see Display Assembly).

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6. Remove the palm rest (see Palm Rest).

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7. Remove the M2 x 3-mm screw that attaches the modem to the system board.

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8. Pull up on the pull-tab to disconnect the modem from the connector on the system board.

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9. Disconnect the modem cable from the modem.

When replacing the modem, it is easier to connect the modem cable to the modem before you press the modem into the system board connector.

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CAUTION: Beforeyoubeginanyoftheproceduresinthissection,followthesafetyinstructionsintheDell™ProductInformationGuide.

CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal

surface, such as a connector on the back of the computer.

NOTICE: To avoid damaging the system board, you must remove the main battery before you begin working inside the computer (see Before Working

Inside Your Computer).

modem pull-tab

M2 x 3-mm screw

modem cable

NOTICE: Do not disconnect the modem cable from the system board.

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Dell Precision M2300 Troubleshooting Guide Page 29