T1 CSU ACE (2nd Gen) User Manual
Contents
1. 3 1 Bad Sat tse ese es ary alban ade NAD ee 3 1 Network LOS hel b l cence ene n eens 3 1 Equipment LOS areata neh ele wate a Bei 3 2 Power On Self Check 3 2 EPROM Checksum Failure 3 2 Maintenance cee tence een nee 3 2 Chapter 4 5 4 1 Network and Customer Interface 4 1 TANG vo pha ed can 4 1 Data na Sea eis 4 1 Signal Format 2 RN er NARE ee AR 4 1 Output Amplitude sososoesesesrerrrerrerrr rer rr rr rer reses 4 1 Network Connector 4 1 61202022L1 1 T1 CSU ACE User Manual xi Table of Contents Customer Interface Connector Type 4 1 EED Indicat rS so ako oe Sis no ORCA ok 4 1 referee bn arbi a ABIR ee 4 1 NEE 05 7 mus babes his oe dae Late tA she N DA atten 4 1 Eguip LOSS tetera lalate Slate 4 1 NET Bien bait hates kee 4 1 OTB cad Meh ected ANA id elect 4 2 POWER Psa alee ae ede Pee ERA SSR ia 4 2 TocalsPOWer sat Te ks Nr sn ele 4 2 sr fo2. EQUIPMENT Tasted con FOR HOME OR OFFICE USE T1 CSU ACE User Manual Figure 2 3 Wall Mounting 2 7 Chapter 2 Installation 2 8 T1 CSU ACE User Manual 61202022L1 1 Chapter3 Troubleshooting and Maintenance Troubleshooting guidelines and maintenance information are provid ed in this chapter TROUBLESHOOTING Power Condition PWR LED is not illuminated 1 If locally powered verify the power cable installation 2 Ifthe 12 volt wall mount power supply is used check the sup ply s cable and the circuit breaker for the 120 V receptacle the supply is plugged into Network LOS Condition NET LOS LED is illuminated 1 Verify that the cable from the network demarcation is in NET modular jack on the bottom end of the T1 CSU ACE 2 If all connections seem intact the far end CSU ACE can be looped back using a BERT test set to send the LB code or using MANUAL LB at the other end to isolate the problem to the far end customer premises or the network 3 Ifthe problem persists after the LB has been activated the prob lem appears to be within the network or the far end CSU ACE In this case notify the carrier 4 Ifthe problem disappears after loop up then the cause must be at the far end customer premises 61202022L1 1 T1 CSU ACE User Manual 3 1 Chapter 3 Troubleshooting and Maintenance Equipment LOS Condition EQ LOS LED is illuminated 1 Verify th
3. This warranty only applies if Customer gives ADTRAN written notice of defects during the war ranty period Upon such notice ADTRAN will at its option either re pair or replace the defective item If ADTRAN is unable in a reasonable time to repair or replace any equipment to a condition as warranted Customer is entitled to a full refund of the purchase price upon return of the equipment to ADTRAN This warranty applies only to the origi nal purchaser and is not transferable without ADTRAN s express writ ten permission This warranty becomes null and void if Customer modifies or alters the equipment in any way other than as specifically authorized by ADTRAN EXCEPT FOR THE LIMITED WARRANTY DESCRIBED ABOVE THE FOREGOING CONSTITUTES THE SOLE AND EXCLUSIVE REMEDY OF THE CUSTOMER AND THE EXCLUSIVE LIABILITY OF ADTRAN AND IS LIEU OF ANY AND ALL OTHER WARRANTIES EX PRESSED OR IMPLIED ADTRAN SPECIFICALLY DISCLAIMS ALL OTHER WARRANTIES INCLUDING WITHOUT LIMITATION ALL WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE SOME STATES DO NOT ALLOW THE EX CLUSION OF IMPLIED WARRANTIES SO THIS EXCLUSION MAY NOT APPLY TO CUSTOMER In no event will ADTRAN or its suppliers be liable to Customer for any incidental special punitive exemplary or consequential damages ex perienced by either Customer or a third party including but not limit ed to loss of data or information loss of profits or loss of use ADTRAN is
4. and CPE sides of the T1 CSU ACE The receivers on both sides of the CSU ACE contain Automatic Line Build Out ALBO circuitry to compensate for loss On the Network side the amount of attenuation in decibels dB spec ified by the carrier can be selected as shown in Table 2 1 on page 2 1 On the CPE side the amount of attenuation is determined by the max imum length of cable between the T1 CSU ACE and the CPE as shown in Table 2 2 on page 2 1 NET EQ e 12345678 PWR TEST JACKS NET EQ LBO _LBO 12345 Figure 1 6 Line Build Out Switch 1 6 T1 CSU ACE User Manual 61202022L1 1 Chapter 2 Installation SETTING THE LBO SWITCH POSITIONS Network and customer LBO Switch position settings are defined in Table 2 1 and Table 2 2 Table 2 1 Network LBO Switch Position Settings POSITION 1 POSITION 2 ATTENUATION dB On On 0 On Off 7 5 Off On 15 Off Off 22 5 Table 2 2 Customer LBO Switch Position Settings POSITION 3 POSITION 4 POSITION 5 CABLE LENGTH feet Off Off On 0 133 On On Off 134 265 Off On Off 266 399 On Off Off 400 533 Off Off Off 534 655 61202022L1 1 T1 CSU ACE User Manual 2 1 Chapter 2 Installation POWERING THE UNIT The unit may be powered by using the supplied NEC Class 2 12V wall mount power supply It may also be locally powered by using the power cable supplied and the customer
5. customer premises equipment CPE such as channel banks T1 multiplexers and the carrier network as shown in Figure 1 1 The unit complies with Part 68 of FCC Rules and with applicable sections of AT amp T 62411 ANSI T1 102 and ANSI T1 403 The unit provides functions such as surge protection signal regener ation alarms loopbacks necessary for circuit operation and fault iso lation as illustrated in Figure 1 2 on page 1 2 The unit is transparent to ESF or SF framing formats and AMI or B8ZS line coding mt PBX DSX 1 E n ag DSX 1 i n MCSUACE _ DSX 1 Channel Bank 728 _ T1 CSU espn DSX 1 Router TI Figure 1 1 T1 CSU ACE Applications 61202022L1 1 T1 CSU ACE User Manual 1 1 General Chapter 1 A NOILOALOYd ogy 12991 SIV 1 0 2 1ONUOIN SOT enuen og 394NS y NY VA NI LAN uawdinbg uawdinbg SOT 1995 999 0 YALYASNI SIV 40193130 y ost 3 SOT 971 IVANVW ogly 9415 3 3000 4001 AA LNO 04 Figure 1 2 T1 CSU ACE Block Diagram 6120202
6. dans rt ea Re a a ws 4 2 Temperaturen a Trey givin de ade BYNS Daal 4 2 Relative Humidity 00 eee 4 2 ldek secede sia cl oe Ce EE ee ees aaa Onis Index 1 xii T1 CSU ACE User Manual 61202022L1 1 List of Figures Figure 1 1 T1 CSU 1 1 Figure 1 2 T1 CSU ACE Block 1 2 Figure 1 3 T1 CSU ACE Power 1 3 Figure 1 4 T1 CSU ACE LED 1 1 4 Figure 1 5 11 CSU ACE Loopback Switch LED 1 5 Figure 1 6 Line Build Out Switch 1 6 Figure 2 1 Power Connection 2 3 Figure 2 2 T1 CSU ACE Bantam 2 5 Figure 2 3 Wall Mounting 2 7 61202022L1 1 T1 CSU ACE User Manual xiii List of Figures xiv T1 CSU ACE User Manual 61202022L1 1 List of Tables Table 2 1 Table 2 2 Table 2 3 Table 2 4 61202022L1 1 Network LBO Switch Position Settings 2 1 Customer LBO Switch Position Settings 2 1 Network RJ48C Connector Pin Assignments 2 4 CPE Connector Pin Assignments 2 4 T1 CSU ACE User Manual XV List of Tables xvi T1 CSU ACE User Manual 61202022L1 1 Chapter 1 General UNIT OVERVIEW The ADTRAN T1 Channel Service Unit CSU Advanced Communi cations Equipment ACE provides the T1 interface between
7. not liable for damages for any cause whatsoever whether based in contract tort or otherwise in excess of the amount paid for the item Some states do not allow the limitation or exclusion of liability for incidental or consequential damages so the above limitation or exclu sion may not apply to Customer Table of Contents List of Figures s st pet ccc cece cece ence eee EE EN xiii List of Tables save nnion er See r are Wish ENA aS Bi Bae Rs Chapter1 General A EESE EER 1 1 Unit OVERVIEW sie 535 ble see Rte alae Swe ee ata 1 1 ene cide Biase bon 1 3 ATG INS 1 4 LOOpback 1 5 Line Build Qut sms so lusten hee BEE 1 6 Chapter 2 2 1 Setting the LBO switch 2 1 Powering the Unit ies 22500 cw ed ee ed oo Rae EE ele 2 2 Connecting to The Network 2 4 Test and Monitor 2 5 Monitor J CKS debe de 2 5 Break and Test Jacks 2 6 Wall cas died E eased SEA Eat eed 2 7 Chapter 3 Troubleshooting and Maintenance 3 1 Troubleshooting
8. of Telco s Name State of Country of L of Name of Authorized Representative Customer Name Customer s Address Telephone Number being duly sworn state I have responsibility for the operation and maintenance of the terminal equipment to be connected to 1 544 Mbps and or Subrate digital services The terminal equipment to be con nected complies with part 68 of the commissions rules except for the en coded analog content and billing protection specifications With respect to encoded analog content and billing protection e Tattest that all operations associated with the establishment main tenance and adjustment of the digital CPE with respect to encoded analog content and encoded billing information continuously com plies with Part 68 of the FCC s Rules and Regulations e The digital CPE does not transmit digital signals containing encod ed analog content or billing information which is intended to be de coded within the telecommunications network The encoded analog and billing protection is factory set and is not under the control of the customer I attest that the operator s maintainer s of the digital CPE responsible for the establishment maintenance and adjustment of the encoded an alog content and billing information has have been trained to perform vii these functions by successfully completing one of the following Check appropriate ones s A A training course pro
9. to the T1 CSU ACE Notify the carrier before connecting T1 CSU ACE to the carrier network Connect the T1 CSU ACE to the network demarcation before connecting to the CPE Connector pin assignments for the Net RJ48C are listed in Table 2 3 Connector pin assignments for the CPE 8 Pin modular jack are listed in Table 2 4 Table 2 3 Network RJ48C Connector Pin Assignments PIN NET R1 Receive from Network T1 Receive from Network Not Used R Transmit to Network T Transmit to Network Not Used Not Used Not Used NI Ol on Bl GC gt Table 2 4 CPE Connector Pin Assignments PIN CPE R Transmit to CPE T Transmit to CPE Not Used R1 Receive from CPE T1 Receive from CPE Not Used Not Used Not Used CO NI BI MM gt 2 4 T1 CSU ACE User Manual 61202022L1 1 Chapter 2 Installation TEST AND MONITOR ACCESS The six Bantam jacks located on the back of the T1 CSU ACE provide test and monitor access for the network and equipment side of the T1 CSU ACE The diagram on the face of the unit shows each jack s function as seen in Figure 2 2 12 48V 350 NET MON MON OM ON NET PWR TEST JACKS IN OUT IN OUT TEST JACKS Figure 2 2 T1 CSU ACE Bantam Jacks Monitor Jacks The first two jacks are monit
10. 2L1 1 T1 CSU ACE User Manual 1 2 Chapter 1 General POWER OPTIONS The T1 CSU ACE may receive power from a local power supply located on the customer s premises Local power can be supplied by the custom er s own 12 to 48 volt supply with the supplied power cable or by the wall mount power supply shipped with the unit see Figure 1 3 The wall mount power supply is an NEC class 2 device G See Powering the Unit on page 2 2 for details on V W ARNIN connecting the power to the unit Figure 1 3 T1 CSU ACE Power Supply 61202022L1 1 T1 CSU ACE User Manual 1 3 Chapter 1 General ALARMS The T1 CSU ACE provides five LED alarms on the front of the unit to help troubleshoot the communication channel See Figure 1 4 The alarm descriptions are as follows The POWER LED shows that the unit is receiving power NET LOS indicates loss of signal LOS from the network EQ LOS is illuminated when a loss of signal from the CPE is de tected NET LB indicates a manual network loopback when On or a net work activated network loopback when blinking EQ LB indicates a manual equipment loopback ADRAR T1 CSU ACE Figure 1 4 T1 CSU ACE LED Alarms T1 CSU ACE User Manual 61202022L1 1 Chapter 1 General LOOPBACK The T1 CSU ACE supports three types of loopbacks LB With the first two the unit loops the signal received from the network back to the net work and transmits an unframed all 1s patte
11. T1 CSU ACE Part Number 1202022L1 Document Number 61202022L1 1B September 2000 ADRAN 901 Explorer Boulevard P O Box 140000 Huntsville AL 35814 4000 256 963 8000 2000 ADTRAN Inc All Rights Reserved Printed in U S A FCC regulations require that the following information be provided in this manual 1 This equipment complies with Part 68 of the FCC rules On the bot tom of the equipment housing is a label that shows the FCC Regis tration Number and Ringer Equivalence Number REN for this equipment If requested provide this information to the telephone company REN is not required for some types of analog or digital facilities 2 If this equipment causes harm to the telephone network the tele phone company may temporarily discontinue service If possible advance notification is given otherwise notification is given as soon as possible The telephone company will advise the customer of the right to file a complaint with the FCC 3 The telephone company may make changes in its facilities equip ment operations or procedures that could affect the proper opera tion of this equipment advance notification and the opportunity to maintain uninterrupted service is given 4 If experiencing difficulty with this equipment please contact ADTRAN for repair and warranty information The telephone company may require this equipment to be disconnected from the network until the problem is corrected or it is certain the eq
12. at the cable from the CPE is in the CPE modular jack the bottom end of the CSU ACE 2 If all connections seem intact use a BERT test set the NET IN and NET OUT jacks to test the CPE Power On Self Check Failure Condition NET LOS EQ LOS NET LB and EQ LB all flash in uni son continuously The unit has failed its internal self check Return the unit to the ADTRAN Customer and Product Service CAPS Department as instructed in the Product Support page on the back page of this manual EPROM Checksum Failure Condition NET LOS and EQ LOS Flash alternately with NET LB and EQ LB for the first 10 seconds after power up The unit s EPROM has a bad checksum Return the unit to ADTRAN CAPs Department as instructed in the Product Support page on the back page of this manual MAINTENANCE The T1 CSU ACE requires no routine maintenance No repairs should be performed by the customer Repair services can be obtained by re turning the unit to the ADTRAN Customer and Product Service CAPS department as instructed in the Product Support page on the back page of this manual 3 2 T1 CSU ACE User Manual 61202022L1 1 Chapter 4 Specifications NETWORK AND CUSTOMER INTERFACE Line 4 Wire T R T1 and R1 Data Rate 1 544 Mbps 50 bps Signal Format Bipolar with B8ZS transparency Output Amplitude 6 Volts peak to peak nominal Network Connector Type 8 pin modular RJ48C Customer Interfac
13. cal Support determines that a repair is needed Technical Support will coordinate with the Customer and Product Service CAPS department to issue an RMA number For informa tion regarding equipment currently in house or possible fees associat ed with repair contact CaPS directly at the following number CAPS Department 256 963 8722 Identify the RMA number clearly on the package below address and return to the following address ADTRAN Inc CAPS Department 6767 Old Madison Pike Progress Center Building 6 Suite 690 Huntsville AL 35807 RMA
14. e Connector Type 8 pin modular jack LED INDICATORS Power Power is On Net LOS Loss of Signal from network Equip LOS Loss of Signal from CPE NET LB Network or manual loopback 61202022L1 1 T1 CSU ACE User Manual 4 1 Chapter 4 Specifications EQ LB Manual Loopback POWER Local Power 35 mA typ at 48 volts 90 mA typ at 12 volts ENVIRONMENTAL Temperature Operating 0 C to 50 C Storage 20 C to 70 C Relative Humidity Up to 95 non condensing 4 2 T1 CSU ACE User Manual 61202022L1 1 Index A alarms using to troubleshoot 1 4 Automatic Line Build Out 1 6 B Break and Test Jacks 2 6 Canadian Emissions Requirements iv Canadian Equipment Limitations v Connecting to the network and CPE 2 4 Customer Interface Connector Type 4 1 Customer LBO Switch Positions 2 1 D Data Rate 4 1 E Environmental specifications 4 2 EPROM Checksum Failure 3 2 EQ LB alarm 1 4 EQ LB LED indicator 4 2 LOS 1 4 EQ LOS alarm 1 4 EQ MON 2 5 Equip LB 1 5 Equip LOS LED indicator 4 1 Equipment LOS problems 3 2 F FCC Radio Frequency Interference State ment iv FCC regulations iii installation 2 1 L LBO Switch positions 2 1 LBO line buildout 1 6 61202022L1 1 T1 CSU ACE User Manual LED Indicators specifications 4 1 limited product warranty ix Line Build Out 1 6 Line 4 wire 4 1 Local Power 4 2 loopback manual network equip 1 5 Maintenance 3 2 Manual Lo
15. lephone equipment please follow these W ARNING basic safety precautions to reduce the risk of fire elec trical shock or personal injury 1 Do not use this product near water such as a bathtub wash bowl kitchen sink laundry tub in a wet basement or a swimming pool 2 Avoid using a telephone other than a cordless type during an electrical storm There is a remote risk of shock from lightning 3 Do not use the telephone to report a gas leak in the vicinity of the leak 4 Use only the power cord power supply and or batteries indi cated in the manual Do not dispose of batteries in a fire They may explode Check with local codes for special disposal instruc tions SAVE THESE INSTRUCTIONS Warranty and Customer Service ADTRAN will replace or repair this product within five years from the date of shipment if it does not meet its published specifications or fails while in service For detailed warranty repair and return infor mation refer to the ADTRAN Equipment Warranty and Repair and Return Policy Procedure on the last page of this manual Return Material Authorization RMA is required prior to returning equipment to ADTRAN For service RMA requests or further information contact one of the numbers listed on the last page of this manual vi Affidavit for the Connection of Customer premises Equipment to the 1 544 Mbps and or Subrate Digital Services For work to be performed in the certified territory
16. nterference received including interference that may cause undesired operation No changes or modifications to this unit are allowed unless expressly approved by the party responsible for compliance Modifications could void the user s authority to operate the equipment within the FCC rules CAUTION Canadian Emissions Requirements This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus as set out in the interference causing equipment standard entitled Digital Apparatus ICES 003 of the Department of Communications Cet appareil nuerique respecte les limites de bruits radioelectriques applicables aux appareils numeriques de Class A prescrites dans la norme sur le materiel brouilleur Appareils Numeriques NMB 003 edictee par le ministre des Communications Canadian Equipment Limitations Notice The Canadian Industry and Science Canada label identifies cer tified equipment This certification means that the equipment meets cer tain telecommunications network protective operational and safety requirements The Department does not guarantee the equipment will operate to the user s satisfaction Before installing this equipment users should ensure that it is permis sible to be connected to the facilities of the local telecommunications company The equipment must also be installed using an acceptable method of connection In some cases the company s inside
17. opback 1 5 Monitor Jacks 2 5 N NET LB 1 5 NET LB alarm 1 4 NET LB LED indicator 4 1 NET LOS alarm 1 4 Net LOS LED indicator 4 1 NET MON 2 5 Network and Customer Interface specifi cations 4 1 Network Connector Type 4 1 Network LBO Switch Positions 2 1 Network Loopback 1 5 Network LOS problems 3 1 Output Amplitude 4 1 POWER LED alarm 1 4 Power On Self Check Failure 3 2 power options 1 3 Power LED indicator 4 1 Power problems 3 1 Power specifications 4 2 Powering the Unit 2 2 R return material authorization RMA vi Index 1 Index 5 test and monitor access 2 4 Troubleshooting 3 1 safety instructions vi Setting the LBO switch positions 2 1 U Signal Format 4 1 Specifications 4 1 w Unit overview 1 1 Wall Mounting the unit how to 2 7 T1 CSU ACE overview 1 1 8 warranty and customer service vi Temperature storage and operation 4 2 61202022L1 1 T1 CSU ACE User Manual Index 2 Product Support Information Presales Inquiries and Applications Support Please contact your local distributor ADTRAN Applications Engi neering or ADTRAN Sales Applications Engineering 800 615 1176 Sales 800 827 0807 Post Sale Support Please contact your local distributor first If your local distributor can not help please contact ADTRAN Technical Support and have the unit serial number available Technical Support 888 4ADTRAN Repair and Return If ADTRAN Techni
18. or jacks used for monitoring the circuit while in service NET MON monitors the signal received from the net work EQ MON monitors the signal received from the CPE NOTE The test set s input impedance must be set for DSX MON when connected to the monitor jacks 61202022L1 1 T1 CSU ACE User Manual 2 5 Chapter 2 Installation Break and Test Jacks The other four jacks are break and test jacks used for out of service testing These jacks bypass the connections of the modular jacks NET IN and NET OUT are used to simulate the network input and output of the T1 CSU ACE To test the CPE a T1 Bit Error Rate Test BERT test set can be used to simulate the network EQ IN and EQ OUT can be used to simulate the CPE with a BERT test set allowing the net work to be tested The T1 CSU ACE on the other end of the circuit can be looped back to test only the network Most BERT test sets have the ability to send LB enable and LB clear codes The test set s input impedance must be set for TERM when NOTE connected to the break and test jacks 2 6 T1 CSU ACE User Manual 61202022L1 1 WALL MOUNTING Chapter 2 Installation The T1 CSU ACE includes a plate that can be screwed to the back of the unit for wall mounting See Figure 2 3 61202022L1 1 Wall Mounting Plate T1 CSU ACE Bottom View T1 CSU P N 1202022L1 Compl 7 USTED 7 7 INFORMATION 77 TECHNOLOGY
19. rn to the CPE The signal received from the CPE is ignored The NET LB LED will be illuminated when either form of network loopback is in progress See Figure 1 5 The first type of loopback Manual Network Loopback is initiated by switching on the NET LB switch on the back of the unit The NET LB LED will turn On and the loopback will continue until it is switched off See Figure 1 5 The second type of loopback Network LB is activated by sending the unit a 1 in 5 pattern 10000 from the network side for five seconds The NET LB LED will blink until it is cleared by sending a 1 in 3 pattern 100 for five seconds The patterns may be Unframed or Framed SF or ESF The third type of loopback Manual Equipment Loopback is initiated by the Equip LB switch on the back of the unit It will continue until Equip LB is switched off With the Equip LB the unit loops the signal received from the CPE equipment back to the CPE equipment and transmits an unframed all 15 pattern to the network The signal received from the network is ignored The EQ LB LED will illuminate when the loopback is in progress See Figure 1 5 a Figure 1 5 T1 CSU ACE Loopback Switch and LED 61202022L1 1 T1 CSU ACE User Manual 1 5 Chapter 1 General LINE BUILD OUT The first five positions of the switch on the back of T1 CSU ACE se lects Line Build Out LBO See Figure 1 6 Separate LBOs set the transmit levels for the network
20. s own 12 to 48 volt power supply See Figure 2 1 on page 2 3 for an illustration of cable installation Once power has been applied to the unit the POWER LED will be illumi nated The unit can be powered by either of the following methods Method 1 Use the included NEC Class 2 12V at 400 mA wall mount power supply Note The wall outlet shall be near the equipment and readily accessible OR Method 2 Connect to reliably grounded 12 48 Vdc source which is elec trically isolated from the AC source Note The branch circuit overcurrent protection shall be a fuse or circuit breaker rated 48 V minimum to 10A maximum A readily accessible disconnect device that is suitably approved and rated shall be incorporated in the field wiring The unit shall be installed in accordance with the requirements of NEC NEPA 70 where applicable 2 2 T1 CSU ACE User Manual 61202022L1 1 Chapter 2 Installation 12 48V 350 mA Figure 2 1 Power Connection With the T1 CSU face up plug in the cable with the plug oriented as shown above NOTE 61202022L1 1 T1 CSU ACE User Manual 2 3 Chapter 2 Installation CONNECTING TO THE NETWORK AND CPE Two 8 pin modular connectors are located on the back of the T1 CSU ACE see Figure 2 1 on page 2 3 Net connects the unit to the network via the network cable The connector marked CPE connects the cable from the customer equipment
21. uip ment is not malfunctioning 5 This unit contains no user serviceable parts 6 An FCC compliant telephone with a modular plug is pro vided with this equipment This equipment is designed to be con nected to the telephone network or premises wiring using an FCC compatible modular jack which is Part 68 compliant 7 The following information may be required when applying to the local telephone company for leased line facilities I Service DigitalFacility Service Network Jacks Interface Code Order Code 1 544 MB S Digital Interface SF 04DU9 BN 6 0N RJ48C 1 544 MB S Digital Interface ESF 04DU9 DN 1 544 MB S Digital Interface ESF with B8ZS 04DU9 1KN 04DU9 1SN 8 Incase of equipment malfunction all repairs must be performed by ADTRAN or an authorized agent It is the responsibility of users requiring service to report the need for service to ADTRAN or one of our authorized agents Service can be facilitated through our office See the back page of this manual for the address and phone numbers Federal Communications Commission Radio Frequency Interference Statement This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules This device complies with Part 15 of the FCC rules Operation is subject to the following two conditions 1 This device may not cause harmful interference 2 This device must accept any i
22. vided by the manufacturer grantee of the equipment used to encode analog signals or A training course provided by the customer or autho rized representative using training materials and instruc tions provided by the manufacturer grantee of the equipment used to encode signals or An independent training course e g trade school technical institution recognized by the manufacturer grantee of the equipment used to encode analog signals or In lieu of the proceeding training requirements the operator s maintainer s is are under the control of a super visor trained in accordance with above I agree to provide with proper documentation Telco s Name to demonstrate compliance with the information as provided in the proceeding paragraph if so requested Signature Title Date Subscribed and sworn to before me this day month Notary Public My commission expires viii LIMITED PRODUCT WARRANTY ADTRAN warrants that for five 5 years from the date of shipment to Customer all products manufactured by ADTRAN will be free from defects in materials and workmanship ADTRAN also warrants that products will conform to the applicable specifications and drawings for such products as contained in the Product Manual or in ADTRAN s in ternal specifications and drawings for such products which may or may not be reflected in the Product Manual
23. wiring asso ciated with a single line individual service may be extended by means of a certified connector assembly telephone extension cord The cus tomer should be aware that compliance with the above limitations may not prevent degradation of service in some situations Repairs to certified equipment should be made by an authorized Cana dian maintenance facility designated by the supplier Any repairs or al terations made by the user to this equipment or equipment malfunctions may give the telecommunications company cause to re quest the user to disconnect the equipment Users should ensure for their own protection that the 4 electrical ground connections of the power utility tele 1 RNING phone lines and internal metallic water pipe system if N A present are connected together This precaution may be particularly important in rural areas Users should not attempt to make such connections RNING themselves but should contact the appropriate electric WAR oe pection authority or an electrician as needed The Load Number LN assigned to each terminal device denotes the percentage of the total load to be connected to a telephone loop which is used by the device to prevent overloading The termination on a loop may consist of any combination of devices subject only to the require ment that the total of the Load Numbers of all devices does not exceed 100 IMPORTANT SAFETY INSTRUCTIONS When using te
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