# Turning Equipment Communication On/Off

1. On the display unit, open the Hardware Configuration screen.
2. Open the Drivers page.
3. To the right of the [Scan Off Control] field, touch the ellipsis [...] to view the scan off control options for each equipment.
4. Touch [Enable] to set (equipment).ScanOffControl (= 1) to turn off scanning of equipment.
   Touch [Disable] to reset (equipment).ScanOffControl (= 0) to turn on scanning of equipment.
   For information on this source property, refer to the following.
   Equipment

Note: Scan Off Control source properties (ScanOffControl, ScanOffStatus) are NOT supported by equipment for the following drivers:

- Modbus Organization

- Modbus SIO Slave
- Modbus TCP Slave

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- Memory Link Ethernet
- Memory Link SIO

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