Installation Note N9038-90019 7LISN Control UpgradeInstallation InstructionsInstrument Software Version Verification1. Determine what version of instrument software is currently installed in the MXE being upgradedby pressing the following front panel keys:System, Show, SystemThe software revision can be found on this screen as the:Instrument S/W RevisionNOTE If the instrument software version is not A.13.00 or higher it will need to beupdated before proceeding with this upgrade.If a software update is required, the latest version of MXE instrument software and installationinstructions can be downloaded from:http://www.agilent.com/find/mxe_softwareOnce the instrument software requirement has been met proceed to step 2.Instrument Dress Cover RemovalCAUTION If the instrument is placed on its face during any of the following procedures, besure to use a soft surface or soft cloth to avoid damage to the front panel, keys, orinput connector.2. Turn the instrument off and remove the ac power cord.3. Refer to Figure 2. Using the T-20 driver, remove the four screws (1) that attach the strap handles(2) to each side of the instrument.4. Remove the four bottom feet and locks (6) by lifting the tabs on the feet and sliding them todisengage from the outer case.5. Using the T-20 driver, remove the four screws and washers (3) that hold the four rear feet (4) inplace.6. The instrument dress cover (5) can now be removed by pulling it off to the rear of the instrument.