Dell Precision M4400 Service Manual

Also see for M4400 - Precision Mobile Workstation: Manual How-to guide How-to guide System Board Replacement How-to guide

Contents

Dell Precision M4400 Service Manual Manual pdf 41 page image

Back to Contents PageModemDell Precision™ Service ManualRemoving the ModemReplacing the ModemRemoving the Modem1. Follow the procedures in Before Working on Your Computer.2. Close the display and turn the computer over.3. Remove the battery (see Removing the Battery).4. Remove the bottom of the base assembly (see Removing the Bottom of the Base Assembly).5. Remove the orange modem flex cable from the I/O board by pushing the tabs forward and removing the cable.6. Remove the M2 x 3-mm screw from the modem.7. Remove the black RJ11 modem cable from the modem.8. Remove the modem.Replacing the Modem1. Attach the black RJ11 modem cable to the modem.2. Place the modem into the base assembly.3. Replace the M2 x 3-mm screw to secure the modem to the I/O board.4. Connect the orange modem flex cable to the I/O board.5. Replace the bottom of the base assembly (see Replacing the Bottom of the Base Assembly).CAUTION: Before working inside your computer, read the safety information that shipped with your computer. For additional safety bestpractices information, see the Regulatory Compliance Homepage on www.dell.com at: www.dell.com/regulatory_compliance.1 modem 2 M2 x 3-mm screw3 orange modem flex cable 4 black RJ11 modem cableCAUTION: Before working inside your computer, read the safety information that shipped with your computer. For additional safety bestpractices information, see the Regulatory Compliance Homepage on www.dell.com at: www.dell.com/regulatory_compliance.