Model 3761 10-Channel Low Current Multiplexer Card User's Manual Section 2: Installation and connections3761-900-01 Rev. B / January 2018 2-3Perform the following steps to install a switching card into the instrument mainframe:1. Turn the instrument off and disconnect the power line cord and any other cables connected to therear panel.2. Position the instrument so that you are facing the rear panel.3. Remove the slot cover plate from the desired mainframe slot. Retain the plate and screws forfuture use.4. With the top cover of the switching card facing up, align the card's edge into the slot's card guideand slide in the card. For the last ¼ inch or so, press in firmly to mate the card connector to themainframe connector.5. On each side of the card, there is a mounting screw. Tighten these two screws to secure the cardto the mainframe. Do not overtighten.6. Reconnect the power line cable and any other cables to the rear panel, then turn the instrumenton.7. Press the SLOT key to see the model numbers, description, and the firmware revision of theinstalled switching cards, along with the mainframe firmware and DMM (if present).Item shipped may vary from model pictured here.Figure 3: 3761 card installationItem Description1 Card guide (part of the mainframe)2 Card edge (part of the card)3 Card4 Mounting screws (part of the card)Web browser supportWeb browser support for the 3761 10-Channel Low Current Multiplexer Card is not supported with the3706A Switch System/DMM.