Clean The Air Inlets; Replace A Fan - Oracle Acme Packet 3900 Hardware Installation And Maintenance Manual

Note:
You can perform routine maintenance on the Acme Packet 3900 front panel
fans and air filter with the unit normally installed in the equipment rack. Also,
you do not need to remove the the power from the chassis.

Clean the Air Inlets

Remove the bezel from the chassis by gripping the two left corners and pulling on
1.
it. The bezel is held on magnetically.
Remove the air filter.
2.
Clean the bezel by gently wiping it with a clean, dry cloth or by blowing
3.
compressed air through it.
Install a clean air filter on the bezel.
4.
Attach the bezel to the unit by hooking the bezel's right side into its slots and
5.
pivoting until the magnet catches the chassis.

Replace a Fan

To maintain unit operations, you must be able to remove the malfunctioning fan and
quickly replace it with a functioning one to prevent the unit from overheating. To obtain
a replacement fan, contact Oracle customer support.
Chapter 5
Maintenance With Power
5-7