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ADC HiGain HDSL2 Quick Installation Manual
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ADC HiGain HDSL2 Quick Installation Manual

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H
G
I
AIN
HDSL2
Quick Installation Guide
HiGain
HDSL2
HDSL2
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STATUS
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DCE
H2TU-C-388 List 1F
Line Unit

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Summary of Contents for ADC HiGain HDSL2

  • Page 1 HDSL2 Quick Installation Guide HiGain HDSL2 HDSL2 • H2TU-C-388 List 1F Line Unit STATUS...

  • Page 2: Specifications

    H2TU-C-388 L ® The HiGain product family is the industry’s first practical implementation of High bit-rate Digital Subscriber Line 2 (HDSL2). When an H2TU-C-388 List 1F line unit is used in conjunction with a HiGain remote unit (H2TU-R), the system provides 1.552 Mbps transmission on one unconditioned copper pair over the full Carrier Service Area (CSA) range.

  • Page 3: Installation

    ROVISIONING After installing the H2TU-C perform these basic provisioning tasks by accessing the HiGain HDSL2 logon screen. Refer to the onscreen Help menu for navigational aids. Using the furnished 210-to-DB9 cable adapter, connect a maintenance terminal to the H2TU-C craft port. The HiGain HDSL2 logon screen will appear. Press CTRL to refresh the logon screen.
  • Page 4 Front Panel Card-edge Connector List number Four-character display Frame GND System option buttons Displays status, provisioning, and HiGain Use MODE and LBK buttons to review all system alarm messages. See tables below -48Vdc Fuse alarm* HDSL2 parameters, including user-configured settings, and to for a list of message descriptions.
  • Page 5 11100 Deactivates any of the above loopbacks. (a) Dual loopbacks are only initiated from the MODE and LBK buttons. For more information about the HiGain HDSL2 maintenance screens, refer to the H2TU-C technical practice, document number 152-388-116-xx. Front-Panel Alarm Messages...
  • Page 6 Front-Panel Diagnostic Messages Display Code Description (normal operating messages in bold) A=xx The loop attenuation of the longest (maximum loss) span, measured in dB. The multiplexers of the H2TU-C and H2TU-R are trying to establish synchronization. The multiplexers of the two devices on Span n are trying to establish synchronization with each other, where n is the number of the span.
  • Page 7 Do not try to repair the unit. If it fails, replace it with another unit and return the faulty unit to ADC for repair.

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H2tu-c-388 list 1f