ADC H2TU-C-388 User Manual

Page 26

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Provisioning

152-388-100-02, Issue 2

18

June 6, 2000

H2TU-C-388 List 1

H2TU-R TLOS
Loopback

TLOS

ENA

Enables a logic loopback at the H2TU-R when an LOS occurs at its DS1 input.
See

Figure 25 on page 38

for LOS/AIS response priorities.

DIS

Disables TLOS logic loopback.

Network
Loopback Pattern

NLBP

AIS

Enables the H2TU-R to transmit AIS towards the CI for any network loopback.
See

Figure 25 on page 38

for LOS/AIS response priorities.

LOS

Enables the H2TU-R to transmit LOS towards the CI for any network loopback.

Table 6.

HiGain Line Unit List 1 ADC Config Screen Options

ADC Config Screen
Options

Screen
Display Code

Selection

Description

Line Power Feed

PWRF

OFF

Disables powering to the HDSL2 pair.

ON

Keeps the HDSL2 line voltage at nominal -185 Vdc.

Remote Provisioning RTPV

ENA

Enables remote provisioning.

DIS

Disables remote provisioning.

Bipolar Violation
Transparency

See

“Bipolar

Violation
Transparency
(BPVT) Option” on
page 19

.

BPVT

ENA

Enables BPVs and HDSL2 CRC errors at the DS1 input to be converted into
DS1 BPVs at the DS1 output at the distant end. This makes HiGain
transparent to BPVs.

DIS

Disables BPV Transparency.

DS1 BER Threshold

DBER

ENA

Enables the fixed 24-hour DS1 BER threshold.

DIS

Prevents the generation of a system alarm due to DS1 BER.

HDSL2 BER
Threshold

HBER

1E-6

The Status LED flashes red when the Block Error Rate (BER) exceeds 10

-6

.

See

“HDSL2 BER

Threshold (HBER)
Option” on page 19

.

1E-7

The Status LED flashes red when BER exceeds 10

-7

.

NONE

Prevents generation of a system alarm due to BER.

Special Loopback
Mode

SPLB

GNLB

Configures the HiGain system to respond to the generic inband loopback
codes.

A1LB and
A2LB

Configures the HiGain system to respond to the inband loopback codes of
the Teltrend addressable repeater.

A3LB

Configures the HiGain system to respond to the inband loopback codes of
the Wescom addressable repeater.

A4LB

Configures the HiGain system to respond to the inband loopback codes of
the Wescom Mod 1 addressable repeater.

A5LB

Configures the HiGain system to respond to the inband loopback codes of
the Teltrend Mod 1 addressable repeater.

SmartJack Loopback LPBK

ENA

Enables the HiGain system to recognize all inband SmartJack (SMJK)
loopback commands.

DIS

Configures the HiGain system to ignore all inband SmartJack loopback
commands.

Continued

Table 5.

HiGain Line Unit List 1 Standard Config Screen Options (Continued)

Standard Config
Screen Options

Screen
Display
Code

Selection

Description

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