Back to Contents PageModemDell™ Latitude™ D531 Service ManualRemoving the ModemReplacing the ModemRemoving the Modem1. Follow the instructions in Before Working Inside Your Computer.2. Remove the palm rest (see Removing the Palm Rest).3. Remove the M2 x 3-mm screw that attaches the modem to the system board.4. Pull up on the pull tab to disconnect the modem from the modem connector on the system board.5. Disconnect the modem cable from the modem.Replacing the Modem1. Connect the modem cable to the new modem.2. Connect the modem to the system board.Align the modem with the screw hole and press the modem into the connector on the system board.3. Replace the M2 x 3-mm screw and secure the modem to the system board.4. Replace the palm rest (see Replacing the Palm Rest).Back to Contents PageCAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface, suchas the back panel on the computer.NOTICE: Do not disconnect the modem cable from the system board.1 modem cable 2 M2 x 3-mm screw 3 modem pull tabNOTICE: The modem connectors are keyed to ensure correct insertion. If you feel resistance, check the connectors for proper alignment.