Rear Panel DiagramsHOA 7100 MAXLink Optical Amplifier Product Manual Rev C (4/05) 3–33.4 Rear Panel DiagramsFigure 3-1 shows the location of the ports on the rear panel. Figure 3-2 showsthe rear panel with the fiber tray open.Figure 3-1. HOA 7100 rear panel featuresFigure 3-2. HOA 7100 rear panel with fiber tray openLaser SwitchTTL Alarm PortAlarm RelayFiber Tray Locking ScrewEthernet PortLaser On LED2 DC Power Inputs