BECKHOFF C9900-A172 - Manual (Page 17)

Operation Instructions
Operation Instructions
Functional description
Switching on The transmitter and receiver modules have no dedicated mains switch. The
modules are ready for operation as soon as the central 24 V power supply
has been switched on.
The transmitter plug-in card is switched on via the Industrial PC.
Servicing and maintenance
Please also refer to chapter General Notes .
Cleaning of the DVI/USB extension modules
First switch the Industrial
PC off Switch off the Industrial PC and all connected devices. Disconnect the
modules from the 24 V power supply.
The module cases can be cleaned with a damp, soft cloth. Do not use any
aggressive cleaning materials, thinners, scouring material or hard objects
that could cause scratches.
Servicing
The transmitter and receiver modules and the transmitter plug-in card are
maintenance-free.
Emergency procedures
In the event of a fire use powder or nitrogen as extinguishing medium for
the modules.
Shutting down
Disposal
Modules should be
dismantled
Observe national
electronics scrap
regulations For disposal the modules should be fully dismantled. The housing can be
sent for metal recycling.
Electronic parts must be disposed of in accordance with national
electronics scrap regulations.
16 DVI/USB extension C9900-A17x