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PAIRGAIN TECHNOLOGIES
Technical Practice
Engineering - PLANT Series
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AIR
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List 3B, PairGain #150-1143-32 CLEI Code: T1R5G54EAA
CONTENTS
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CAUTION
This product incorporates static sensitive
components. Proper electrostatic discharge
procedures must be followed.
Copyright © 1997, PairGain Technologies, Inc.
Information contained in this document is company private to PairGain Technologies, Inc., and shall not be modified,
used, copied, reproduced or disclosed in whole or in part without the written consent of PairGain.
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ECHNOLOGIES
MODEL HDU-451 Issue 1
PairGain and HiGain are registered trademarks of PairGain Technologies, Inc.
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Figure 1. HDU-451 List 3B Front Panel. The PairGain
HDU-451 extends the range of HiGain repeaterless T1
transmission systems.
SECTION 150-451-132-02
November 13, 1997
,
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OUBLER
NIT
Revision 02
Page 1
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Summary of Contents for CopperOptics PairGain HiGain HDU-45
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Page 1: Table Of Contents
PAIRGAIN TECHNOLOGIES SECTION 150-451-132-02 Technical Practice Revision 02 Engineering - PLANT Series November 13, 1997 ® ® ECHNOLOGIES OUBLER MODEL HDU-451 Issue 1 List 3B, PairGain #150-1143-32 CLEI Code: T1R5G54EAA CONTENTS PAGE PRODUCT OVERVIEW DESCRIPTION AND FEATURES APPLICATIONS SPECIFICATIONS CERTIFICATION WARRANTY TECHNICAL ASSISTANCE FUNCTIONAL DESCRIPTION... -
Page 2: Product Overview
PRODUCT OVERVIEW 1. DESCRIPTION AND FEATURES 1.01 1.02 1.03 The operation of the ground fault circuit requires that the doubler enclosure be connected to earth ground. 2. APPLICATIONS 1.04 2.01 • • • • 2.02 • • 1.05 Page 2... -
Page 3: Specifications
Central Office Doubler Doubler HLU-231 HRU-412 HDSL HDSL HDSL (List 6D/3D) LIST 7* SMJK HDU-451 HDU-451 HLU-319 (List 2/3) 9,000' 26 AW G 9,000' 26 AW G 9,000' 26 AW G -22.5 dB Max . 12,000' 24 AW G 12,000' 24 AW G 12,000' 24 AW G 9,000' 26 AW G o r 12,000' 24 AW G (without Doubler) *T wo Doubler application requires the locally powered HRU-412, List 7. -
Page 4: Certification
Dimensions PairGain Technologies, Inc. 14402 Franklin Avenue Weight Tustin, CA 92680 ATTN: Repair and Return Dept. (800) 638-0031 4. CERTIFICATION 5.04 4.01 6. TECHNICAL ASSISTANCE 6.01 Telephone: (800) 638-0031 (714) 832-9922 Fax: (714) 832-9924 4.02 • • • • 4.03 5. - Page 5 7.02 7.03 Figure 3. HDU-451 Block Diagram. Each HDU-451 increases the total span of the CSA by approximately 12,000 feet (24 AWG) or 9,000 feet (26 AWG). Page 5...
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Page 6: Outside Enclosure Deployment Rules
8. OUTSIDE ENCLOSURE DEPLOYMENT 9. FRONT PANEL RULES 9.01 8.01 • +/- V Jacks • LOOPBACK LED Indicator LOOPBACK 8.02 Green Yellow TABLE 1. HDU-451 DEPLOYMENT RULES FOR HRE-423 AND HRE-450 ENCLOSURES Flashing Yellow Ambient Temperature Solar Number (maximum) Loading Doublers HRE-423 •... -
Page 7: Loopback Design Description
Flashing Green 10. LOOPBACK DESIGN DESCRIPTION 10.01 Green Flashing Red Yellow • RS232 Connector 11. MAINTENANCE PORT DISPLAYS 11.01 Main Menu. 11.02 Status. 11.03 System Settings. TE R MINA L D TE H DU -451 DB 9 TD (TRANSMITDATA) RD (RECEIVE DAT A) DC E TE R MINA L FEMALE... - Page 8 11.04 Performance Data. Figure 5. HiGain Loopbacks. Page 8...
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Page 9: Installation And Test
11.05 7-Day History. 12.02 • • • • 12.03 12.04 11.06 Alarm History. 12.05 INSTALLATION AND TEST 12. INSTALLATION 12.01 Figure 6. HDU-451 List 3B Pin-Outs. Active pins are highlighted in black. Page 9... -
Page 10: Troubleshooting
12.06 12.07 HDSL IN HDSL IN 1 12.08 HDSL IN 1 HDSL OUT HDSL 2 IN 12.09 HDSL IN HDSL 13. TROUBLESHOOTING 13.01 TABLE 3. HDU-451 TROUBLESHOOTING PROCEDURES Step Action Case 1—LEDs do not light +/-V Case 2—HDSL OUT LEDs do not light Case 3—HDSL LEDs flash green continuously Case 4—HDSL IN LEDs light when HDSL OUT LEDs flash Table continued on next page... - Page 11 TABLE 3. HDU-451 TROUBLESHOOTING PROCEDURES (CONTINUED) Case 5—HDU-451 loses power TABLE 4. HDU-451 STATUS MENU MESSAGES Message Full Name Description ALARMS LOOPBACKS Table continued on next page Page 11...
- Page 12 TABLE 4. HDU-451 STATUS MENU MESSAGES (CONTINUED) Page 12...
- Page 13 TABLE 5. GLOSSARY OF HIGAIN TERMS Term Definition Page 13...
- Page 14 Figure 7. Doubler Log-In Screen Figure 8. HDU-451 Main Menu. Page 14...
- Page 15 Figure 9. Status Display Span 1 (1 or 2 Doublers). Figure 10. Status Display Span 2 (1 Doubler). Page 15...
- Page 16 Figure 11. Status Display Span 2 (2 Doublers). Figure 12. Status Display Span 3 (2 Doublers). Page 16...
- Page 17 Figure 13. System Settings Menu Figure 14. Performance Data Span 1 (1 or 2 Doublers) Page 17...
- Page 18 Figure 15. Performance Data Span 2 (1 Doubler) Figure 16. Performance Data Span 2 (2 Doublers) Page 18...
- Page 19 Figure 17. Performance Data Span 3 (2 Doublers) Figure 18. Performance Data History Span 1 (1 or 2 Doublers) Page 19...
- Page 20 Figure 19. Performance Data History Span 1 (1 Doubler) Figure 20. Performance Data History Span 2 (2 Doublers) Page 20...
- Page 21 Figure 21. Performance Data History Span 3 (2 Doublers) Figure 22. HLU Alarm History Span 1 (1 or 2 Doublers) Page 21...
- Page 22 Figure 23. HLU Alarm History Span 2 (1 or 2 Doublers) Figure 24. HLU Alarm History Span 3 (2 Doublers) Page 22...
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