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ADTRAN HTU-C M, Installation And Maintenance Manual

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20

Section 61246001L2-5, Issue 2

61246001L2-5B

Table 9. HDSL 220/E220 HTU-C M Specifications

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Summary of Contents for HTU-C M

Page 1: ...PROCEDURES 19 8 MAINTENANCE 19 9 PRODUCT SPECIFICATIONS 19 10 WARRANTY AND CUSTOMER SERVICE 19 Appendix A HDSL Loopbacks A 1 Appendix B DS0 Blocking B 1 Figures Figure 1 ADTRAN HTU C M 1 Figure 2 HTU...

Page 2: ...C to DC converter to derive its internal logic and span powering voltages from the 48 VDC office supply The 220 E220 HTU C M can span power HREs and HTU Rs as listed above When used with Low Voltage H...

Page 3: ...dicators The HTU C M has five faceplate LEDs which indicate operational status Table 4 defines these LEDs Powering Options Using SW2 see Figure 2 the HTU C M can be optioned for two different span pow...

Page 4: ...u o e m i T k c a b p o o L 2 6 W S k c a b p o o L U I N d e l b a n E d e l b a s i D 1 T l a n o i t i d a r t o t d n o p s e r o t t i n u L S D H N A R T D A e h t s m a r g o r p h c t i w s s...

Page 5: ...g n i m r a k c a b p o o l e h T k c a b p o o l n i t o n t u b k c a b p o o l r o f y d a e r d e m r a s i t i n u e v i t c a s i k c a b p o o l C U T H l a c o L The HTU C M can be optioned vi...

Page 6: ...processes First loopback may be activated using the craft interface The Loopback Options Screen which provides for the HTU C M HTU R and HRE loopbacks will be described in subsection 5 Secondly the H...

Page 7: ...troller all remote terminal operation must be made through the control port of the shelfcontroller nottheHTU C M Terminal operation via the HFAC control port will vary slightly from that described in...

Page 8: ...n i d n o c e S 1 S D X S D U I N t i n U e c a f r e t n I k r o w t e N 1 T N S r e b m u n l a i r e S M 5 1 d o i r e p e t u n i m n e e t f i F H 4 2 d o i r e p r u o h r u o f y t n e w T Tabl...

Page 9: ...measured at 200 kHz The LOSS measurement is a better indication of the loop s attenuation of the 2B1Q signal than the insertion loss measured at a single frequency ADTRAN HDSL can operate on cables wi...

Page 10: ...d information on the alarm history of the HDSL and T1 spans Information provided includes alarm location type first and last time date current status and count The Set Time Date Circuit ID menu screen...

Page 11: ...901 Explorer Boulevard Huntsville Alabama 35806 2807 For Information or Technical Support Support Hours Normal 7am 7pm CST Emergency 7 days x 24 hours Phone 800 726 8663 888 873 HDSL Fax 256 963 6217...

Page 12: ...__ ____ ____ X 2 X X 1 X LP2 LP2 X 1 X X 0 X X 0 X Press Z to zero registers X to restart MIN MAX M for Main Menu P for previous view H for HDSL Range Extender 2 HRE view CIRCUIT ID 01 01 99 00 02 45...

Page 13: ...5 20 30 16 30 Press view number to select view 20 15 16 15 Press H to view HRE 2 history Press P for previous view Press B to go back 8 hours Press M to return to the Main Menu CIRCUIT ID 01 01 99 00...

Page 14: ...IVE 2 LOOPBACK TO CUSTOMER AT HTU C INACTIVE 3 LOOPBACK TO NETWORK AT HTU R INACTIVE 4 LOOPBACK TO CUSTOMER AT HTU R INACTIVE 5 LOOPBACK TO NETWORK AT HRE 1 INACTIVE 6 LOOPBACK TO CUSTOMER AT HRE 1 UN...

Page 15: ...______ ______________________ PROVISIONS CURRENT SETTINGS HARDWARE SETTINGS 1 DSX 1 LINE BUILDOUT 0 133 FEET 0 133 FEET 2 DSX 1 DS1 LINE CODE B8ZS B8ZS 3 DSX 1 DS1 FRAMING ESF ESF 4 NIU LOOPBACK ENABL...

Page 16: ...BLUE AIS OK 000 HTU R RED LOS OK 000 DS1 YELLOW OK 000 BLUE AIS OK 000 HDSL Span History SPAN 1 LP1 HLOS OK 000 LP2 HLOS OK 000 HTU C LP1 MRGN OK 000 LP2 MRGN OK 000 HRE 1 LP1 MRGN OK 000 LP2 MRGN OK...

Page 17: ...k to the factory defaults If you do this the options as shown on the provisioning screen will change to the values that were programmed into this unit from the factory After defaulting the options you...

Page 18: ...aximum local loop loss information for PIC cable at 70 F 135 resistive termination is provided in Table 7 0 12 11 10 9 8 7 6 5 4 3 2 1 0 1 2 3 4 WORKING LENGTH OF 26 GAUGE CABLE KFT WORKING LENGTH OF...

Page 19: ...em ADTRAN does not recommend that repairs be performed in the field Repair services may be obtained by returning the defective unit to the ADTRAN Customer Service RMA Department 9 PRODUCT SPECIFICATIO...

Page 20: ...t d n a 1 L 1 4 0 5 4 2 1 N P E R H e g a t l o V w o L N A R T D A e h t h t i w d e t s e T 6 L 6 2 0 6 4 2 1 r e w o P l a t o T n o i t a p i s s i D r e w o P C U T H r e w o P n a p S g n i s u...

Page 21: ...n Appendix A HDSL Loopbacks addition to a separate Smartjack loopback Separate activation sequences are provided for the HTU R and the Smartjack loopback initiation HRE Loopback A regenerative loopbac...

Page 22: ...if an error rate of 1E 03 or better is present States and State Transitions A summary of timeout and control sequences is given in Table A 1 In all control code sequences presented the in band codes...

Page 23: ...0010 HRE Activation Sequence 1100 0111 0100 0001 The designated HDSL element will loop up after receiving the proper activation sequence If the NIU loopback feature for the HDSL circuit is enabled se...

Page 24: ...need to exceed 18 seconds to allow detection and loop down of up to three HDSL elements The deactivation sequence does not disarm the HDSL elements They can still respond to activation sequence contro...

Page 25: ...e code the ADTRAN HDSL system will block this information from reaching the remote end of the circuit This forces information in those DS0 channels to be an all 1s idle code The result of this blockin...

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