MAJOR OPERATING CONTROLS & TERMINALS Front View Rear View Key Hole HDD Bay Slot Inside the Front Cover Timer Indicator Recording Indicator Camera Link Indicator Operate Indicator Alarm Indicator Buzzer Stop Button Alarm Suspension Indicator HDD Access Indicators Mirroring Indicator Error Indicator USE Button FORMAT Button Overwrite Protection Indicator Maintenance Port *1: Non-voltage make contact, 100 mA, +5 V pull-up *2: Open collector output, maximum under conditions of 24 V DC and 100 mA or less