Installing RPMs, Line Cards, and SFM3s | 439Installing RPMs, Line Cards, and SFM3sThis chapter provides instructions for installing cards into the E1200 AC or DC chassis. It contains thefollowing sections:• Unpacking an RPM or Line Card• Installing Line Cards and RPMs• Preparing and Installing RPMs and Line Cards• RPM Label and LEDs• Installing Switch Fabric Modules (SFM3s)• Line Card Cable Management SystemsUnpacking an RPM or Line CardWARNING: Electrostatic discharge (ESD) damage can occur when components are mishandled. Alwayswear an ESD-preventive wrist or foot-heel ground strap when handling RPMs, SFM3s, or line cards. Connectyour ESD strap to the grounding plug located on the front of the chassis. After you remove the originalpackaging, place RPMs, SFM3s, and line cards on an antistatic surface.WARNING: Do not supply power to your E1200 system until the power supplies and fan tray(s) are installedand verified, and RPMs, SFM3s, line cards, and any blank panels are installed.Force10 Networks recommends that you keep all components in the original packaging until you areready to install them.Important Points to Remember• Do NOT remove the cards from their protective bags until you are ready to install them in a chassis.• When you are ready to install the cards, unwrap and install one card at a time.• When you are ready to install the cards, unwrap and install one card at a time, starting with theright-most slot (Slot R1 for RPMs and line cards, SFM Slot 2, Slot 5 or Slot 8 for SFMs) ending with theleft-most slot (Slot 0 for line cards, and SFM Slot 0, Slot 3 or Slot 6 for SFMs)Installing Line Cards and RPMsAt a minimum, the E1200 requires one RPM and one line card to operate.CAUTION: Any slot not filled with a line card or RPM must be filled with a blank to ensure adequate coolingand EMI containment.