Front Panel152-388-100-02, Issue 2

 

Table 1. Front-Panel Description

 

 

Front-Panel Feature

Function

 

 

Front-panel display

Displays four-character status, provisioning, and alarm system messages. The front-panel display

 

illuminates when power is initially applied. To conserve power the display only remains on for

 

5 minutes. Using the MODE or SEL buttons reactivates the display and restarts the 5-minute timer.

 

Refer to Table 2 on page 5 for a listing of the four-character messages.

 

 

MODE and SEL system option

Permits user options to be monitored and modified without the need of a maintenance terminal.

buttons

Used to initiate all HiGain loopbacks and to display DSX-1 line parameters and line unit identity.

 

 

Status LED

The status LED can report the following conditions:

Off

Line power is off.

Green

Normal operation.

Red

Fuse alarm.

Flashing red

HDSL2 acquisition or system alarm.

Yellow

An H2TU-C-388 List 1 Customer Remote Loopback (CREM) or a Network Local Loopback (NLOC)

 

is in effect.

Flashing yellow

H2TU-C-388 List 1 is in an Armed (ARM) state.

 

 

Craft port (RS-232)

Provides bidirectional communication between the unit and an external terminal to allow

 

configuration and performance monitoring through the Maintenance Terminal screens.

 

 

CLEI and ECI bar code label

Provides the human-readable Common Language Equipment Identifier (CLEI) code number and

 

the Equipment Catalog Item (ECI) bar code number.

 

 

List number

Identifies the list number of the H2TU-C-388 List 1.

 

 

Configuration Number

For some products the configuration number may contain either a standalone two or three-digit

 

configuration number or a five- or six-digit warranty configuration number as follows:

 

Digit 1 - Last digit of shipment year

 

Digits 2 and 3 - Shipment month

 

Digits 4, 5, and 6 - Configuration number

 

The configuration number identifies the version of the product. New configuration numbers usually

 

accompany changes in the last two characters of the CLEI code.

 

The configuration number is found on a small label attached to the unit. It is the last two numbers

 

(following the x) of a 13-character part number. For example: 150-1234-01-x01.

4

June 6, 2000

H2TU-C-388 List 1