Carrier Access Access Navigator Replace Standby Controller, Location of Controller Cards

Maintenance Procedures

Replace Protected Controller Card

Replace Standby Controller

CAUTION! DO NOT REMOVE THE ACTIVE CONTROLLER CARD.

1. Locate standby Controller card slot (see Figure 16-2).

Controller A Controller B

Figure 16-2. Location of Controller Cards

2.Visually verify which Controller card (A or B) is active (see Figure 16-3). The LED indicators on the active Controller should be as follows:

￿Active CONTROLLER POWER indicator lights green.

￿Active CONTROLLER ACTIVE/STANDBY indicator lights green.

.

Power

Active

Controller

Controller ’A’ Indicators Controller ’B’ Indicators

Figure 16-3. Location of Front Panel Controller Status LEDs

Access Navigator - Release 1.8 August 2003 16-9