ADC HIGAIN HDSL2 Quick Installation Manual
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ADC HIGAIN HDSL2 Quick Installation Manual

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H
G
I
AIN
H G
I
HDSL2
Quick Installation Guide
HiGain
HDSL2
H
D
S
MODE
LBK
L
2
STATUS
BRG
H
2
XMT
T
LINE
U
•
DSX-1
C
BRG
2
3
RCV
1
LINE
R
S
2
3
2
DCE
LIST
1F
AIN
H2TU-C-231 List 1F
Line Unit

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Summary of Contents for ADC HIGAIN HDSL2

  • Page 1 HDSL2 Quick Installation Guide HiGain HDSL2 MODE STATUS H2TU-C-231 List 1F LINE • DSX-1 Line Unit LINE LIST...

  • Page 2: Specifications

    The HiGain HDSL2 product family is the industry’s first practical implementation of High-bit-rate Digital Subscriber Line 2 (HDSL2). When an H2TU-C-231 List 1F line unit is used in conjunction with a HiGain HDSL2 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

    (The H2TU-C reports alarms if no DS1 signal is applied.) 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. Connect a maintenance terminal to the craft port (see front-panel illustration CTRL inside), then press to refresh the logon screen, if necessary.
  • Page 4 Card-edge connector System option buttons HiGain Four-character display Use the MODE and LBK buttons to review all system HDSL2 Displays status, provisioning, and parameters, including user-configured settings, and to Ring alarm messages. See tables below HDSL2 Span activate loopbacks. for a list of message descriptions. To display system parameters: Press the MODE button MODE...

  • Page 5: Loopback Testing

    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-231 List 1F technical practice, document number 152-231-116-xx. Contact Customer Service to obtain a copy.
  • Page 6 Front-Panel Diagnostic Messages Message 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-231 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-231 list 1f

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