Quick Start

Service Cards

ISDN BRI Card

There is an LED for each ISDN BRI on a card, as described in the table below:

State

Description

 

 

Off

Line U-interface is attempting synchronization, or BRI is Out-of-Service.

 

 

Red

Line alarm (LOS or self test failure)

 

 

Yellow

ES or SES has occurred.

 

 

Flashing yellow

Line U-interface is synchronized with customer equipment, but is not

 

passing customer data.

 

 

Flashing green

Line U-interface is in external loopback toward the switch at the unit.

 

 

Green

Normal (Line U-interface is active and transparently passing customer data)

 

 

OCU-DP Card

There are two LEDs for each channel on the OCU-DP card. The function for each LED is listed below:

 

State

 

Description

 

 

 

 

 

Yellow Flickering

ALL

Boot Software in control.

 

 

 

 

 

Green (walking down)

ALL

Application Software in control

 

Red (walking up)

 

(repeated 3.5 times).

 

 

 

 

 

Red, slow flash

ALL

In Boot. Application flash code checksums did not

 

 

 

match and Boot is waiting for application download.

 

 

 

 

 

Red

ALL

In Application code waiting for Controller to issue SW/

 

 

 

HW revision request. This is the first request that comes

 

 

 

from the OCU-DP card manager in the Controller.

 

 

 

 

 

Green

Top

Port in Self-test. Duration is 5-8 seconds.

 

Yellow

Bottom

 

 

 

 

 

 

Off

Top

Port is set down (Out-Of-Service).

 

 

Bottom

 

 

 

 

 

 

Green

Top

Port is receiving valid signals.

 

 

 

 

 

Red

Top

Port is receiving no signal (primary) or no frame sync

 

 

 

(secondary or clear channel).

 

 

 

 

 

Red Flashing

Bottom

Port is receiving bipolar violations

 

 

 

 

 

Yellow

Bottom

Port is in loopback.

 

 

 

 

 

 

 

 

Compact T1 - Release 6.1

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Black Box COMPACT T1 quick start Isdn BRI Card, OCU-DP Card