Owner's manual

Physical description 869

Figure 256

NTBK50 2.0 Mb PRI card with daughterboards

The LEDs are described in Table 367 "NTBK50 faceplate LEDs" (page

869).

Table 367

NTBK50 faceplate LEDs

LED

State

Definition

OOS

On (Red) The NTBK50 2.0 Mb PRI circuit card is disabled or out-of-service.

Also, the state of the card after power-up, completion of self test,

and exiting remote loopback.

Off The NTBK50 2.0 Mb PRI is not in a disabled state.

ACT

On (Green) The NTBK50 2.0 Mb PRI circuit card is in an active state.

Off The NTBK50 2.0 Mb PRI is in a disabled state. The OOS LED is

red.

Nortel Communication Server 1000

Circuit Card Reference

NN43001-311 02.06 Standard

27 August 2008