Appendix C: Service Information
This appendix contains routine service and maintenance instructions.
Restoring the factory defaults
You can reset the DN965X unit to its factory default settings by pressing the RESET button on the rear panel of the unit (see Figure 1, “Rear panel of the DN965X,” on page 15).
The LCD screen will display the message shown right to inform that the settings are being reset. The unit will then reboot with the factory defaults.
Routine maintenance
To help keep your DN9650/DN9652 Network Bridge unit in good working order and to make sure it gives you optimum performance, we recommend that you carry out the following at monthly intervals:
•Clean the unit (see “Cleaning” below).
•Check the controls for freedom of operation.
•Check the functionality of all controls, that is, control knobs, pushbuttons and LEDs. You can carry out a visual check of all illuminated items (LEDs etc.) by switching the unit off and then on again, as they should all illuminate during power up.
•Check the functionality of the equipment.
Cleaning
Switch off the unit and electrically isolate it from the mains before cleaning.
Clean the DN9650/DN9652 Network Bridge using a dry,
To clean the LCD screen, wipe it carefully with a soft,
•Don’t use harsh abrasives, such as paper towels.
•Don’t apply liquids directly to the screen.
•Don’t use
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