Technical data

116273-B Rev 00
3-1
Chapter 3
Operating the ARN/DC
This chapter describes some of the routine tasks of operating the ARN/DC:
Understanding the ARN/DC LEDs
Light-emitting diodes (LEDs) on the ARN/DC front and back panels provide
information about how the ARN/DC is operating. The following sections describe
the ARN/DC LEDs:
• Base Module LEDs
• Expansion Module LEDs
• Adapter Module LEDs
Topic Page
Understanding the ARN/DC LEDs 3-1
Ensuring a Successful Installation 3-8
Powering On and Off 3-10
Resetting the ARN/DC 3-11
Removing a Flash Memory Card 3-12
Protecting Memory Card Files 3-13
Where to Go Next 3-14
Note:
For information about LEDs on the optional V.34 Modem Console
module on the ARN back panel, see Table 3-12 on page 3-8.