Starting at the top of, Table 573-1, And working your way to the – ADC Soneplex Broadband System User Manual

Page 258: Dlp-573

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ADCP-61-471 • Issue 4 • June 2000 • Section 2: Operation and Maintenance

2-235

© 2000, ADC Telecommunications, Inc.

DLP-573

Page 4 of 6

Table 573-1. HLX Loopback Configuration Fields

FIELD

TYPE

OPTIONS

DESCRIPTION

DEFAULT

Group

Toggle

1, 2, 3, 4, 5, 6, or 7

Specifies the module’s group
number designated on the chassis.

Blank

Slot

Toggle

1, 2, 3, or 4

Specifies the module’s slot number
designated on the chassis.

Blank

Circuit ID

Input

Up to 20 characters.

This represents the customer’s circuit
ID. The first and last characters must
be alpha or numeric; middle
characters can be alpha, numeric, or
hyphens. Note: This field can be
configured only after the T1
Provision field (described in DLP-
531) is set to YES.

Blank

HLXC Activation
Code
(“Activation Code” is
equivalent to
“Programmable
Code.”)

Input

16 binary characters (0’s
and 1’s) must be entered.

16-bit codes can be set to any 16-bit
binary value except: all 0s, all 1s, or
a value that is already used in another
16-bit code. The signal is sent
inband. HDSL units go to loopup
state when they are in armed state.
Loopup is activated for selected
units. Detection time is 3 secs.

1101 0011 1101 0011

HLXC Programmable
Lpbk

Toggle

ENABLED

Enables response to programmable
loopback codes and overrides
hardware configuration settings.

MPU V5.1:

DISABLED

DISABLED

Disables response to programmable
loopback codes and overrides
hardware configuration settings.

MPU V5.2:

ENABLED

ESF Inband Loopback

Toggle

ENABLED*

Version E HLXC: Enables ESF
inband loopback.

Version E HLXC:

ENABLED

DISABLED*

Version E HLXC: Disables ESF
inband loopback.

Version D or earlier

HLXC: N/A

N/A

Version D or earlier HLXC only:

this field cannot be configured.

* In order for the ESF Inband Loopback field to be configured, some HLX Unit Configuration screen fields must be configured as
follows: Unit Equip State = EQUIPPED, Unit Service State = IS, T1 Provision = YES, TI Service State = IS, and T1 Framing
Format = ESF.

(continued)

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