Chapter 2. Installation and Operation2-2 MX2800 User Manual 61200659L1-1• Six-foot AC power cord (AC Versions only)• Mounting ears and screws for 19-inch or 23-inch rackinstallation• User Manual or CD containing the User ManualPower UpThe AC version of the MX2800 STS-1 is provided with a six-footpower cord, terminated by a three-prong plug which connects to agrounded 120 VAC power receptacle.The DC version of the MX2800 STS-1 is provided with two4-position modular terminal lug connectors. These connectorsmake it easier to perform initial wiring and to connect anddisconnect DC power when replacing rackmount units.For more detailed information on power connections, refer toChapter 8, Power Loss Recovery.Once the modular connector is wired, push it firmly into one of therear panel POWER connectors. Figure 2-1 and Table 2-1 on pageThe ADTRAN MX2800 STS-1 MIB is available at www.adtran.com.Power to the AC version of the MX2800 STS-1 must be provided froma grounded 120 VAC, 60 Hz receptacle.