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TRACER 2 x E1 User’s Manual

61280004L2-1C

Section 4 Troubleshooting

39

Recommended Actions:

1.

Check the far-end equipment for alarms or a LOS condition.

2.

Check the E1 connections at the far-end equipment.

3.

Reset the far-end equipment.

UA1 Alarm

This alarm is indicated on the E1A or E1B Status/Configuration/Loopback page.

Recommended Action

Possible Cause

(see list below)

•

The E1 equipment is sending unframed all 1’s ...........................................

1,2

Recommended Actions:

1.

Reset the upstream equipment and verify normal operation.

2.

Verify the presence of an E1 signal at the E1 monitor jack using an E1 test set.

I M P O R T A N T

If problems persist after you have followed the Recommended Actions, contact ADTRAN
Technical Support at (011) 256-963-8716.

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Содержание TRACER 2xE1

Страница 1: ...TRACER 2 x E1 User s Manual 2001 61280004L2 1C TRACER 2 x E1 User s Manual...

Страница 2: ...TRACER 2 x E1 User s Manual 2001 61280004L2 1C...

Страница 3: ...der to meet FCC emission limits and also to prevent interference with nearby radio and television reception when using the AC voltage adapter It is essential that only the ADTRAN provided power cord b...

Страница 4: ...aller place radio frequency hazard warnings signs on the barrier that prevents access to the antenna Prior to installing the antenna to the RFC output make sure the power is adjusted to the settings s...

Страница 5: ...ces 3 Tracer System Configuration 3 Baseband Processor or BBP 3 VT100 RS 232 Interface 4 Alarm Contacts 5 IF Signal 5 Power 5 Controls and Indicators 5 Non volatile Memory 7 Built In Tests 8 Radio Fre...

Страница 6: ...RFC Frequency Plan on 5 8 GHz Models 20 Directions for Changing the Frequency Plan on the Rackmount RFC 20 Directions for Changing the Frequency Plan on the Mastmount RFC 20 Connecting the BBP and the...

Страница 7: ...ont Panel Indicators 31 Link Down Light is Lit 31 CV CRC Light On E1A or E1B is Lit when CRC is enabled 32 LBK A or LBK B is Lit 33 LOS OOF Light on E1A or E1B is Lit 33 ALM is Lit 34 No Power Light 3...

Страница 8: ...mitter 45 Receiver 45 Frequency Plans 45 Spread Spectrum Data Pump 45 Interface Specifications 45 User Interface 45 VT100 Terminal Interface 46 Mechanical Environmental 46 Power 46 Section 6 Warranty...

Страница 9: ...tion Block Diagram 8 Figure 1 9 RFC Module 8 Figure 1 10 Front and Rear of Rackmount RFC Housing 9 Figure 1 11 Mastmount RFC Housing 10 Figure 2 1 E1 Loopback Locations 14 Figure 2 2 2 4 GHz Diplexer...

Страница 10: ...TRACER 2 x E1 User s Manual 61280004L2 1C Table of Contents viii...

Страница 11: ...the baseband processor via a Type N connector to the RFC and another coaxial cable connects the RFC to the antenna via a Type N connector Applications Any application that would typically use metallic...

Страница 12: ...e half and receiving in the other Figure 1 2 illustrates the bandwidth division The transmitter at one end of a link TxA will transmit in the lower half of the spectrum Consequently the receiver at th...

Страница 13: ...sed of three major subsystems a baseband processor a radio frequency converter and an antenna The following section describes the system components Baseband Processor or BBP The baseband processor or...

Страница 14: ...Modem Clear to Send 5 TRACER Data Set Ready 6 TRACER Signal Ground 7 The management system allows the E1 interfaces to be provisioned The line code can be selected as AMI or HDB3 The signaling can be...

Страница 15: ...rovided by a six position terminal strip on the back of the baseband processor IF Signal The Type N Connector provides the interface point between the baseband processor and the radio frequency conver...

Страница 16: ...al line loopback Blinking yellow if the E1 interfaces are in link loopback ALM Solid red if a UA1 is detected at the incoming E1 blinking red if a remote alarm signal is found The functions of the LED...

Страница 17: ...ling HDB3 Selects HDB3 Line Coding AMI Selects AMI Line Coding Remote Test Initiate a remote test across the RF link TX Power Adjusts transmit power level up and down The monitor points provided on th...

Страница 18: ...illuminate Radio Frequency Converter or RFC The radio frequency converter RFC provides the radio frequency RF interface between the baseband processor and the antenna The RFC is partitioned functional...

Страница 19: ...ections require male type N coax connectors The IF connector provides the connection between the baseband processor and the rackmounted or mastmounted RFC An 8 IF cable ADTRAN P N 3125RF027 is provide...

Страница 20: ...l gain There are several reasons for this requirement TRACER operates in point to point applications so omnidirectional antennas cannot be used The low power transmitter is intended to be used with a...

Страница 21: ...stmounted RFC Configuration Provided by ADTRAN Baseband Processor Mastmounted RF Converter Provided by customer E1 interface cables Antenna feedline cable Antenna and mounting hardware BBP to mastmoun...

Страница 22: ...rounding conductor in the power supply cord The supplementary equipment grounding conductor shall not be smaller in size than the ungrounded branch circuit supply conductors The supplementary equipmen...

Страница 23: ...ring 3 N C 4 Frame ground 4 E1 In ring 5 N C 5 E1 In tip 6 N C 6 N C 7 N C 7 N C 8 N C 8 N C 9 E1 Out tip 10 N C 11 E1 In tip 12 N C 13 N C 14 N C 15 N C The 75 unbalanced interface provides two pair...

Страница 24: ...he local link loopback Loop 2 as illustrated in Figure 2 1 allows the local unit to loop E1 data back towards the remote end The available loopback functions are illustrated in Figure 2 1 LINK PLANNIN...

Страница 25: ...GHz RF Loss 100 feet Cable in dB in dB in dB RG58 5 7 80 N A RG8 air 2 7 20 N A RG8 foam 2 9 N A 1 4 Coax 1 42 5 91 11 36 3 8 Coax 1 25 5 76 9 65 1 2 Coax 0 81 3 83 6 49 7 8 Coax 0 44 2 2 N A 1 1 4 Co...

Страница 26: ...ers F is the fade margin in dB Climate factors are given below Climate Climate Factor Very Dry 1 8 Temperate 1 4 Humid 1 2 Terrain factors are listed below Terrain Terrain Factor Smooth 4 Average 1 Mo...

Страница 27: ...transmitter power is set by way of a momentary switch on the front panel of the BBP or via the configuration page of the VT100 interface The RFC must be attached by way of the IF cable during this ope...

Страница 28: ...connection from the port labelled IF on the rear of the RFC This connection terminates at the RF unit The diplexer may be identified by following the connection from the Antenna port on the rear of th...

Страница 29: ...nd secure the RFC cover For mastmounted systems do the following to reconfigure the RFC interconnect 1 Remove the lid of the mast RFC 2 Disconnect the three cables attached to the diplexer The diplexe...

Страница 30: ...the RFC module ports Minimum bend radius on these cables is 3 4 inch 2 cm Use care in handling and forming bends in these cables 3 Reinstall the RFC top cover with the six screws previously removed Di...

Страница 31: ...pplied to the terminal with the ground symbol Terminal 1 and positive or negative voltage should be applied to the terminal Terminal 3 When a positive voltage reference power supply is used 24V for ex...

Страница 32: ...possible and the received signal strength indicator RSSI voltage measured The RSSI voltage is a function of the signal strength at the receiver and is used to measure the received signal strength RSS...

Страница 33: ...f any bit errors are detected the Remote Fail indicator will turn red This test should be run after the radio link has been aligned If the test fails refer to Section 4 Troubleshooting for guidance AL...

Страница 34: ...TRACER 2 x E1 User s Manual 61280004L2 1C Section 2 Installation 24...

Страница 35: ...ACER CTS 5 From TRACER DSR 6 From TRACER Ground 7 CABLE CONNECTIONS The cable connections required for various configurations are detailed in Appendix A of this manual PASSWORD TRACER provides optiona...

Страница 36: ...right portion reports the status of the remote system The approximate transmitter and receiver signal levels are shown via the bar graphs If the link is down and remote end data is unavailable the bar...

Страница 37: ...is Disabled Change Password allows the password to be set Performance Stats resets all the error counters TRACER MAIN MENU ELAPSED TIME 00000 DAYS 00 00 07 0 TRACER STATUS PAGE 1 TRACER SYSTEM CONFIGU...

Страница 38: ...IGURATION LOOPBACK RX RF TX LOCAL REMOTE TX UP X RX LOCAL TRACER REMOTE TRACER E1 INTERFACE ALARMS UA1 RMT LOS UA1 LOS OOF CV CRC E1 INTERFACE TYPE 120 OHM 75 OHM ALARM REPORTING ENABLED DISABLED CRC4...

Страница 39: ...ms Error History for the most recent 24 hours is recorded in 15 minute increments and 24 hour totals are recorded for the most recent 7 days To view the next eight hours 32 15 minute intervals of perf...

Страница 40: ...ements and 24 hour totals are recorded for the most recent 7 days To view the next eight hours 32 15 minute intervals of performance history press N To view the previous eight hours press P This infor...

Страница 41: ...h is followed by a number or numbers corresponding to a Recommended Action or Actions I M P O R T A N T If problems persist after you have followed the Recommended Actions contact ADTRAN Technical Sup...

Страница 42: ...chassis when facing the front panel If this fuse is open verify that the coax connections are correctly installed and check the BBP to RFC coaxial cable for a short 9 Check the IF and RF cables for s...

Страница 43: ...or will remain on solid if a loss of signal has occurred on the E1 Recommended Action Possible Cause see list below TRACER is receiving no E1 signal 1 2 3 4 5 The connection at the E1 input or E1 equi...

Страница 44: ...power connection is reversed 2 The AC transformer is not functioning properly 3 4 The AC transformer is not connected to the DC jack on the BBP or not connected to AC outlet 3 4 Recommended Actions 1...

Страница 45: ...ternal component 1 Recommended Actions 1 Replace the BBP TST Light is Lit After Pressing Remote Test Button The Remote Test light will activate during a remote test in progress The Remote Test perform...

Страница 46: ...tivate if the RX power is below approximately 80 dBm Recommended Action Possible Cause see list below The RX power is below approximately 80 dBm 1 5 7 8 The far end transmitter is off or is transmitti...

Страница 47: ...is the same as an LOS alarm on the front panel Recommended Action Possible Cause see list below No E1 signal or a degraded E1 signal is present at the E1 input 1 2 The connection at the E1 input or E1...

Страница 48: ...ectly wired CRC Alarm The CRC alarm is indicated on the E1A or E1B Status Configuration Loopback page Recommended Action Possible Cause see list below The incoming E1 signal is not configured for CRC4...

Страница 49: ...dicated on the E1A or E1B Status Configuration Loopback page Recommended Action Possible Cause see list below The E1 equipment is sending unframed all 1 s 1 2 Recommended Actions 1 Reset the upstream...

Страница 50: ...RFC is faulty 1 7 10 The connection between the RFC and the antenna is faulty 1 7 10 The BBP or RFC is faulty 10 Recommended Actions 1 Check the RX power using the VT100 user interface or RSSI voltage...

Страница 51: ...ame P N code 6 The connection between the BBP and the RFC is faulty 1 7 10 The connection between the RFC and the antenna is faulty 1 7 10 The BBP or RFC is faulty 10 Recommended Actions 1 Check the R...

Страница 52: ...top of the Baseband Processor and is located on the left side of the chassis when facing the front panel If this fuse is open verify that the coax connections are correctly installed and check the BBP...

Страница 53: ...Severely Errored Seconds in the E1 data stream Possible Cause When CRC is enabled a severely errored second is listed when more than 805 CRCs occur within that second When CRC is disabled an errored s...

Страница 54: ...TRACER 2 x E1 User s Manual 61280004L2 1C Section 4 Troubleshooting 44...

Страница 55: ...Hz Tx 2 421 GHz Rx 2 462 GHz Plan B 2 4 GHz Tx 2 462 GHz Rx 2 421 GHz Plan A 5 7 GHz Tx 5 747 GHz Rx 5 827 GHz Plan B 5 7 GHz Tx 5 827 GHz Rx 5 747 GHz Spread Spectrum Data Pump Modulation QPSK Spread...

Страница 56: ...al Baseband Processor Operating Temperature 25 C to 65 C Size 42 4 cm x 4 4 cm x 29 2 cm Humidity 95 Non condensing Weight 6 lbs 2 7 kg Rack RFC Operating Temperature 40 C to 65 C Size 42 4 cm x 4 4 c...

Страница 57: ...r 011 256 963 7768 for International calls http www adtranwireless com REPAIRS AND RETURNS Return Material Authorization RMA is required prior to returning equipment to ADTRAN For RMA information cont...

Страница 58: ...TRACER 2 x E1 User s Manual 61280004L2 1C Section 6 Warranty Ordering and Return Information 48...

Страница 59: ...ror Correction IF Intermediate Frequency ISM Industrial Scientific and Medical LBK Loopback QPSK Quadrature Phase Shift Keying RF Radio Frequency RFC Radio Frequency Converter RSSI Received Signal Str...

Страница 60: ...TRACER 2 x E1 User s Manual 61280004L2 1C Glossary 50...

Страница 61: ...6 DSR 6 DSR 7 Ground 7 Ground Personal Computer Connection DB 9 Tracer DCE Computer DTE Number Name Number Name 2 TXD 3 TXD 3 RXD 2 RXD 4 RTS 7 RTS 5 CTS 8 CTS 6 DSR 6 DSR 7 Ground 5 Ground Modem Con...

Страница 62: ...TRACER 2 x E1 User s Manual 61280004L2 1C Appendix A Cable Connections A 2...

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