Related Manuals for ADC HiGain HLU-231 List 8F
Summary of Contents for ADC HiGain HLU-231 List 8F
- Page 1 HiGain HiGain UICK NSTALLATION HLU 231 HLU-231 L DSX-1...
- Page 2 HLU-231 L ® The HiGain Line Unit HLU-231 List 8F is the Central Office (CO) side of a repeaterless T1 transmission system. When used in conjunction with a HiGain Remote Unit (HRU), the system provides 1.544 Mbps transmission on two unconditioned copper pairs over the full Carrier Service Area (CSA) range.
- Page 3 NSTALLATION To ensure proper installation of the HLU, align the HLU with the enclosure slot guides and slide the unit in. When the HLU is properly seated, the retaining latch snaps closed. OWER EQUENCE When the HLU powers up, the four-character display illuminates and reports status messages.
- Page 5 For more information about the Maintenance Terminal screens, provisioning, and loopback mode testing, refer to the HLU-231 List 8F technical practice, document number 150-231-186-xx. It can be downloaded from the ADC Website page at www.adc.com. Front Panel Alarm Messages Message...
- Page 6 Front Panel Diagnostic Messages Message Description (normal operating messages in bold) 1=xx or 2=yy Indicates the power of the received HDSL signal on each loop relative to noise. Any value of 6 dB or greater is adequate for reliable system operation. nHDU Number (n) of doublers in the circuit.
- Page 7 © 2002 ADC DSL Systems, Inc. All rights reserved. Information contained in this document is company private to ADC DSL Systems, Inc., and shall not be modified, used, copied, reproduced or disclosed in whole or in part without the written consent of ADC.
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