Selecting Systems to Scan
To select systems to scan, press Scan then press the quick key assigned to the system or systems you want to scan. For quick keys [0] - [9], press the quick key’s number. For quick keys
The Sx: (system) indicators on the display show the systems that are currently selected.
To select or lock out a system that is not assigned to a key, press 
then rotate the Scroll Control until the desired system is selected. Then, press [L/O] within 2 seconds to either lock out or unlock the system.
Selecting System Channel Groups
Within a system, you can assign groups of channels to a group quick key (see “ Setting the Group Quick Key” on Page84).
Follow these steps to activate or deactivate a channel group within a system while scanning.
1.Press [HOLD/RESUME] to hold on the system or tap 
then turn the Scroll Control 
to select the system.
2.While 
still appears on the display, press the number key corresponding to the channel group you want to activate or deactivate.
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