241 - COM190-00357-00 Rev GCom Window and TuningCOM Window and TuningCommunication frequencies are selected with thetuning cursor in the standby COM frequency field,and using the large and small left knobs to dial inthe desired frequency. The standby frequency alwaysappears below the active frequency. The active fre-quency is the frequency currently in use for transmitand receive operations.Tuning cursor in the COM window. Use thesmall and large left knobs to dial in thedesired standby frequency.A frequency may also be quickly selected from thedatabase by simply highlighting the desired frequencyon any of the main pages and pressing ENT. This pro-cess is referred to as “auto-tuning”. Once a frequencyis selected in the standby field, it may be transferredto the active frequency by pressing the COM flip-flopkey.Once the standby frequency is selected, usethe COM flip-flop key to make the frequencyactive for transmit and receive operations.NOTE: The tuning cursor normally appears in theCOM window, unless placed in the VLOC windowby pressing the small left knob. When the tuningcursor is in the VLOC window, it automaticallyreturns to the COM window after 30 seconds ofinactivity. The active frequency in either windowcannot be accessed directly — only the standbyfrequency is highlighted by the tuning cursor.GNS 530W only