Black Box A/S-4 Manual De Usuario

10.  Maintenance

The A/S-4 is designed to perform all of its tasks with maintenance free operation. You may prolong the
life of the unit by cleaning any dust build-up in the unit.  Dust may be removed 
by blowing and/or brushing with a long bristle paint brush.

1.  Check to see if the power indicator light is ON: Make sure the unit is plugged in.

2.  Check for loose cables and reconnect with retaining screws.

3.  Check equipment connected to A/S-4; Modems, CPU, Terminals, and etc. for proper

operation.

4.  Restart unit after the above has been checked by unplugging A/S-4 and plugging it back in

again. Now check for proper operation.