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Page

TOC

............................................................................................. 5

5.2

MAINTENANCE PHILOSOPHY

......................................................................... 5

5.3

RECOMMENDED TEST EQUIPMENT

................................................................ 5

5.4

OPTIONAL TEST EQUIPMENT

.......................................................................... 5

5.5

PERSONAL COMPUTER (PC)/LAPTOP

.............................................................. 5

5.6

MDR-8000 ALARMS

........................................................................................ 5

5.7

ALARM MONITORING AND INSPECTION

....................................................... 5

5.8

RECOMMENDED PERIODIC CHECKS

.............................................................. 5

5.9

RADIO TROUBLESHOOTING

........................................................................... 5

5.9.1

Troubleshooting USI Alarms

.............................................................................. 5

5.9.2

Troubleshooting RCVR Lockup Problems

............................................................ 5

5.9.3

Troubleshooting Performance Screen Errors

....................................................... 5

5.10

ETHERNET-SPECIFIC TROUBLESHOOTING

...................................................... 5

5.10.1

Troubleshooting Using Ethernet I/O Interface Module Front Panel Indicators

......5

5.11

TMN-SPECIFIC TROUBLESHOOTING

.............................................................. 5

5.12

MODULE REPLACEMENT

............................................................................... 5

5.13

POWER SUPPLY REMOVAL AND REPLACEMENT

............................................ 5

5.14

CONTROLLER REMOVAL AND REPLACEMENT

............................................... 5

5.15

DS3 I/O INTERFACE REMOVAL AND REPLACEMENT

..................................... 5

5.16

OC3/STM-1/ETH I/O INTERFACE REMOVAL AND REPLACEMENT

................ 5

5.17

XMTR REMOVAL AND REPLACEMENT

........................................................... 5

5.18

XMT CRYSTAL OSCILLATOR FREQUENCY CORRECTION

................................ 5

5.19

XMTR OUTPUT LEVEL CHECK (NO PA)

........................................................... 5

5.20

IN-SERVICE XMTR CARRIER NULL ADJUSTMENT

USING SPECTRUM ANALYZER

....................................................................... 5

5.21

XMTR OUTPUT LEVEL CALIBRATION

............................................................... 5

5.22

RCVR REMOVAL AND REPLACEMENT

............................................................ 5

5.23

RCV CRYSTAL OSCILLATOR FREQUENCY CORRECTION

................................ 5

5.24

PA REMOVAL AND REPLACEMENT

................................................................ 5

5.25

PA OUTPUT LEVEL CALIBRATION

................................................................... 5

5.26

CHANGING FREQUENCY

............................................................................. 5

5.27

CLEANING

................................................................................................... 5

Содержание MDR-8000

Страница 1: ...MDR 8000 Alcatel Part Number 3EM11931AA 3400 West Plano Parkway Plano Texas 75075 5813 U S A Issue 9 December 2007 Microwave Digital Radios Users Manual...

Страница 2: ......

Страница 3: ...s On site technical support E mail support ml tac support alcatel lucent com Software and hardware upgrades TAC Module repair Repair and Return Training http www alcatel lucent com support Technical T...

Страница 4: ...Company name Telephone number City and state Street address if applicable or Site Name and Location Equipment type A brief description of the problem affecting their equipment Customer Priority High...

Страница 5: ...Radio I O Interface Manual Switching 2 5 2 4 4 MCS 11 Operation 2 7 2 4 5 Lamp Tests 2 8 2 4 6 Alarm Checks 2 8 2 4 7 Orderwire Operation 2 8 2 4 8 Initiating Outgoing Orderwire Calls 2 8 2 4 9 Answer...

Страница 6: ...LF TO J401 ON SECOND SHELF 3 16 3 12 FIBER OPTIC CABLE CONNECTIONS 3 18 3 12 1 2 or 4 Fiber Management Panel 3 19 3 12 2 2x4 Fiber Switched Management Panel 3 19 3 13 OC3 STM 1 AUX INTERFACE BOARD WAY...

Страница 7: ...ALARM INTERFACE J305 3 72 3 22 ALARM STATUS AND CONTROLS INTERCONNECT 3 75 3 22 1 Controller Bus 3 77 3 22 2 Control Inputs 3 77 3 22 3 Station Alarm Inputs TBOS Interface 3 77 3 22 4 Station Alarm Wi...

Страница 8: ...t Panel Indicators 5 24 5 11 TMN SPECIFIC TROUBLESHOOTING 5 26 5 12 MODULE REPLACEMENT 5 29 5 13 POWER SUPPLY REMOVAL AND REPLACEMENT 5 32 5 14 CONTROLLER REMOVAL AND REPLACEMENT 5 33 5 15 DS3 I O INT...

Страница 9: ...Radio CRC Err Sec 6 3 6 3 6 Radio CRC Errors 6 3 6 3 7 Radio Internal BER 6 3 6 3 8 Radio Average BER 6 3 6 4 DS3 RADIO PERFORMANCE MONITORING SCREEN 6 5 6 4 1 Line 1 3 DS3 Errors 6 5 6 4 2 Line 1 3...

Страница 10: ...ack Controls 6 11 6 8 3 User Controls 6 11 6 8 4 DS1 Line Loopback Controls 6 11 6 9 DS3 RADIO CONTROL SCREEN 6 13 6 9 1 In Service Controls 6 13 6 9 2 System Loopback Controls 6 13 6 9 3 User Control...

Страница 11: ...n editing and storing of specific functions The MDR 8000 provides the ability to provision equipment and facili ties through a series of Windows based screens and messages The Provisioning menu lists...

Страница 12: ...the type and number of commands an individual user may execute This prevents an unqualified user s access to high level commands Level 1 password allows the user to perform all tasks except downloadi...

Страница 13: ...he installation by clicking the button below Click this button to install MDR 8000 Universal USI software to the specified destination directory Exit Setup Change Directory MDR 8000 Universal USI Setu...

Страница 14: ...established alarm condi tions will exist D Observe CHAN ALM indicator on RCVR module is lit E Wait for RCVR to lock on frequency When RCVR is locked on frequency approximately 5 to 30 seconds CHAN ALM...

Страница 15: ...4 5 Figure 4 2 USI Computer Hookup MW211 0066 1 101598 AE 37 CNTLR C1 RS 232C PORT RS 232C INTERFACE CABLE USI TERMINAL TO CONNECTOR J301 CONNECTS TO AE 37 CONTROLLER MDR 8000 SHELF...

Страница 16: ...r Control F8 F4 Tuesd ay Jan u LMW 7232 02 02 04 ELMC ADDRESS Thursd ay November 30 200 0 1 44 19 PM USI Version 1 20 Controller Version 1 20 R101 LCL FAR RMT Com1 R101 Would you liketo save this sett...

Страница 17: ...dure and or constant alarms requiring corrective maintenance action The completed maintenance action procedure s will reference any required test procedure s 4 8 PROVISIONING RADIO Changes to provisio...

Страница 18: ...S PROVISIONING FIG 4 14 ETH RADIO CONFIG PROVISIONING FIG 4 15 ETH FACILITIES PROVISIONING FIG 4 17 ETH DS1 FACILITIES PROVISIONING FIG 4 10 DS3 RADIO WAYSIDE DS1 FACILITIES PROVISIONING SAVE PROVISIO...

Страница 19: ...major alarm on any alarm on ON LINE side and minor alarm on any alarm on OFF LINE side Select Visual Audible to trigger rack alarm on any alarm on ON LINE side Select Station Alarm 13 16 to enable Sta...

Страница 20: ...GH POWER ATPC FOR 10 SECONDS EVERY ONE MINUTE IF BOTH RCVRS ARE OUT OF LOCK ATPC GOES TO HIGH POWER AND STAYS AT HIGH POWER UNTIL ONE RCVR REVERTS TO ONE RCVR OUT OF LOCK MODE OR BOTH RCVRS LOCK WHEN...

Страница 21: ...l Audible RELAYS ON NO EYE BER Disable Degrade Disable Station Alarm 13 16 RSL Alarm Enable RCV SWITCHING Disable AGC None Non Standby Tx Hot Standby Tx Freq Diversity Tx None Non Standby Rx Hot Stand...

Страница 22: ...U6 8GHz ATPC Disable A B PA Present Relay Card Present Option Key Stat Prov WaySide OPTIONS SYSTEM ALARM Major Minor RELAYS ON NO EYE BER Disable Degrade Disable Station Alarm 13 16 RSL Alarm Disable...

Страница 23: ...ble A B PA Present Relay Card Present Option Key Stat Prov WaySide OPTIONS SYSTEM ALARM Major Minor RELAYS ON NO EYE BER Disable Degrade Disable Station Alarm 13 16 RSL Alarm Disable RCV SWITCHING RSL...

Страница 24: ...OCAL DATA IS NOT INSERTED ONLY SELECT NM ON UNUSED CHANNELS AT PROTECTED REPEATERS UNUSED CHANNELS ARE DEFINED AS CHANNELS THAT HAVE NEITHER LOCALLY INSERTED DATA NOR PASS THRU DATA ACROSS THE REPEATE...

Страница 25: ...tation Alarm 13 16 RSL Alarm Enable RCV SWITCHING Disable AGC None Non Standby Tx Hot Standby Tx Freq Diversity Tx SIMPLEX NS Tx SIMPLEX HS Tx None Non Standby Rx Hot Standby Rx Space Diversity Rx Fre...

Страница 26: ...ot Standby Rx Repeater U6 8GHz ATPC Disable A B PA Present Relay Card Present Option Key Stat Prov WaySide OPTIONS SYSTEM ALARM Major Minor RELAYS ON NO EYE BER Disable Degrade Disable Station Alarm 1...

Страница 27: ...e A B PA Present Relay Card Present Option Key Stat Prov WaySide OPTIONS SYSTEM ALARM Major Minor RELAYS ON NO EYE BER Disable Degrade Disable Station Alarm 13 16 RSL Alarm Disable RCV SWITCHING RSL S...

Страница 28: ...0 350 TO INSERT AIS BLUE SIGNAL WHEN DS3 FRAME LOSS IS DETECTED FOR AT LEAST 10ms AND REMOVE AIS WHEN FRAME LOSS HAS CLEARED FOR 350ms SELECT 3 3 TO INSERT AIS WITHIN 3ms OF DS3 FRAME LOSS DETECTION A...

Страница 29: ...FF AMI OFF 1 OFF AMI OFF 1 SELECT ON TO DISABLE ALARM REPORTING FOR WAYSIDE DS1 LINE SELECT OFF TO REPORT ALL ALARMS FOR THAT LINE SELECT AMI OR B8ZS CODING FOR WAYSIDE DS1 LINE LMW 3133C 01 29 01 SEL...

Страница 30: ...are illustrated Refer to CD for examples of all configurations Resulting Configurations None NS Rx 2 Fiber None HS Rx 2 Fiber None HS Rx 2 Fiber SW None HS Rx 4 Fiber SW None SD Rx 2 Fiber None SD Rx...

Страница 31: ...DISABLE OC3 OUTPUT SWITCHING SELECT ERROR RATE 1x10 5 1x10 6 1x10 7 OR 1x10 8 WHICH CAUSES OC3 INPUT TO BE SWITCHED OR SELECT DISABLE TO DISABLE OC3 INPUT SWITCHING SELECT ERROR RATE 1x10 5 1x10 6 1x...

Страница 32: ...R Switch Threshold 1X10 6 Disable 4 Fiber Switched Frame B1 1X10 8 1X10 8 1X10 8 1X10 7 1X10 8 1X10 8 Service Channel OC3 Facilities WaySide DS1 Facilities A B TRANSMITTER A B RECEIVER Tuesday January...

Страница 33: ...8 1X10 7 1X10 8 1X10 8 Service Channel OC3 Facilities WaySide DS1 Facilities A B TRANSMITTER A B RECEIVER Tuesday January 22 2002 2 03 38 PM USI Version R1 00 MDR 8000 OC3 Controller Version R1 0 2 Fi...

Страница 34: ...ALARM DISABLE ALARM DISABLE Select All OFF 1 2 3 1 2 3 DS1 LINES FRAME FORMAT FRAME FORMAT ESF LINE CODING LINE CODING B8ZS LINE LENGTH LINE LENGTH 0 133 OFF ESF B8ZS 0 1 OFF ESF B8ZS 0 133 OFF ESF B...

Страница 35: ...Provisioning Screen FIG 5 2 No Tx NS Rx A Only No Tx HS Rx A Only No Tx HS Rx A B Switched No Tx HS Rx A B Summed No Tx SD Rx A Only No Tx SD Rx A B Switched No Tx SD Rx A B Summed No Tx FD Rx A Only...

Страница 36: ...itch Threshold 1X10 6 Disable A B Switched Frame B1 1X10 8 1X10 8 1X10 8 1X10 7 1X10 8 1X10 8 Service Channel Ethernet Facilities WaySide DS1 Facilities A B TRANSMITTER A B RECEIVER Tuesday January 22...

Страница 37: ...Insertion BER Alarm Threshold BER Switch Threshold 1X10 6 Disable A B Summed Frame B1 1X10 8 1X10 8 1X10 8 1X10 7 1X10 8 1X10 8 Service Channel Ethernet Facilities WaySide DS1 Facilities A B TRANSMITT...

Страница 38: ...d Speed Regenerator Auto Negotiate Allow 10 Mb Half Duplex Allow 10 Mb Full Duplex Allow 100 Mb Half Duplex Allow 100 Mb Full Duplex Allow 1000 Mb Full Duplex Allow Input Pause Allow Output Pause A On...

Страница 39: ...es 1 34 Monday November 01 2004 11 19 08 AM Universal USI Version R2 00 Ethernet Controller Version R2 00 Alcatel User Interface Universal USI Provisioning File View Setup Options F6 Performance Alarm...

Страница 40: ...must be enabled checked when more than one link speed is selected 4 9 1 3 Input Output Flow Control Features Checking the box next to Input Output Flow Control enables input and output pause func tio...

Страница 41: ...ith the Allow Option Pause function If the link partner is either not equipped with or is not provisioned for input pause data overflowing the registers in the radio will be lost regardless of the pro...

Страница 42: ...17 to provision the DS1 lines if equipped Figure 4 17 Ethernet Radio DS1 Facilities Provisioning Select All 1 2 3 1 2 3 DS1 LINES FRAME FORMAT FRAME FORMAT ESF LINE CODING LINE CODING B8ZS LINE LENGT...

Страница 43: ...ter Level 1 Password Level One Password MDR 1033 09 02 04 Cancel Forgot Password Save Password Enter the New Level 1 Password Confirm the New Level 1 Password Change Level 1 Password Enter the New Lev...

Страница 44: ...ND DTMF Level M Lead 2 Wire Auto Squelch 0 0 Norm 00 Address Radio Configuration Service Channel WaySide DS1 Facilities DS3 Facilities Alcatel User Interface System DS3 and DS1 Provisioning MDR 8000 D...

Страница 45: ...o 1 The most common audio provisioning is 1 2 or 3 AUDIO 1 0 0 Norm Note The 2 wire handset is transported over Audio 1 only Note 0 0 RADIO REQUIRES 0 dBm AUDIO INPUT SIGNAL AT CONNECTOR J316 THE RECE...

Страница 46: ...Communicating DOUBLE CLICK TO ENABLE 000 DISPLAYS ENTER 3 DIGIT STATION CALL NUMBER OPERATOR CAN DIAL THIS NUMBER AND RING COMMUNICATE WITH THE STATION VIA ORDERWIRE SELECT OFF TO DISABLE DTMF WHEN Al...

Страница 47: ...THIS SELECTION IS NORMALLY SUFFICIENT IF THE RADIO AND EXTERNAL AUDIO EQUIPMENT ARE LOCATED IN THE SAME SHELTER ROOM AND EVEN BUILDING LONGER DISTANCES SUCH AS BETWEEN BUILDINGS MAY REQUIRE AMPLIFICAT...

Страница 48: ...W INSERT W AE 37 CONTROLLER SELECT FOR TERMINAL ONE DIRECTION TO FROM A I O INTFC RS 232 RXD1 DATA PATH NOT USED RS 232 TXD1 DROP E SC MULDEM J312 J343 J314 THRU THRU RCV SC DATA E XMT SC DATA W DROP...

Страница 49: ...hown The combination chosen from MCS TRANSPORT and PPP TRANSPORT determines the RPTR PORT and RF PORT PROTOCOLS supported Note MCS 11 must be enabled even if it is unused and TMN only is used for alar...

Страница 50: ...PP Transport to NONE if the repeater and RF ports interface with radios not TMN compatible 2 RF at both ends of the hop must be provisioned for the same PPP Transport selection 3 RPTR at both ends mus...

Страница 51: ...when the farend radio is TMN compatible but the radio connected via the repeater cable is not 2 RF at both ends of the hop must be provisioned for the same PPP Transport selection 3 RPTR at both ends...

Страница 52: ...RT RF PORT RF PORT RF PORT Notes 1 RF at both ends of the hop must be provisioned for the same PPP Transport selection 2 RPTR at both ends must be provisioned for the same PPP Transport selection 3 MC...

Страница 53: ...T RF PORT RF PORT RF PORT Notes 1 RF at both ends of the hop must be provisioned for the same PPP Transport selection 2 RPTR at both ends must be provisioned for the same PPP Transport selection 3 MCS...

Страница 54: ...t MCS 11 address A1A is assigned automatically A different unique address must be entered for each radio to prevent concurrent responses to poll from more than one radio with the same address If multi...

Страница 55: ...PLAYS ENTERED ADDRESS DISPLAYS ENTERED DESCRIPTION IF ANY DISPLAYS ENTERED ADDRESS Note Each network element controller with ELMC must first be locally provisioned with a unique ELMC or remote address...

Страница 56: ...F4 LMW 4024A 08 08 02 SELECT TIME LOCALLY FOR ELMC RESPONSE TO A REQUEST FOR STATUS BEFORE TRYING AGAIN SELECT SHORTER TIME 5 SECS FOR SHORTER SYSTEMS 10 HOPS OR LESS SELECT LONGER TIME 10 SECS FOR SY...

Страница 57: ...K1 DURANGO RACK2 DURANGO RACK3 RED MTH PASS RACK4 SILVERTON APPLY OK CANCEL GEN START TWR LIGHT OVRD User Control 3 User Control 4 User Control 5 User Control 6 ELMC List CONTROL NAMES 3 SELECT CONTRO...

Страница 58: ...TION ALARM 5 5 STATION ALARM 6 6 STATION ALARM 7 7 STATION ALARM 8 8 STATION ALARM 9 9 STATION ALARM 10 10 STATION ALARM 11 11 STATION ALARM 12 12 ALARM ALARM NAMES STATION ALARM 13 13 STATION ALARM 1...

Страница 59: ...e MDR 8000 series radios Short circuits in low voltage low impedance dc circuits can cause severe arcing that may result in burns or eye injury Remove rings watches and other metal jewelry while worki...

Страница 60: ...n performing the procedure understand the FCC Rules and Regulations pertaining to the equip ment and be properly authorized to operate the equipment 5 2 MAINTENANCE PHILOSOPHY This section provides in...

Страница 61: ...dule Adjustment Required Perform Applicable Checks and Adjustments Per Module Replacement Table Table 5 6 Problem Resolved Perform additional trouble shooting using Theory and Diagrams sections as req...

Страница 62: ...106 to 150 MHz Para 5 18 XMT Crystal Oscillator Fre quency Correction Para 5 23 RCV Crystal Oscillator Fre quency Correction Power Meter Agilent E4418A with E4418B Power Sensor E9300A 60 to 20 dBm 10...

Страница 63: ...M 1 BER Threshold Test Flexible RF Test Cable 6 Ft Tyco Electronics 1049982 5 Spectrum Analyzer Optical Power Meter RIFOCS 555B with SC and FC SOC Power Wavelength 8 to 28 dBM 1310 1550 nm Over The Ho...

Страница 64: ...6 Figure 5 2 USI Computer to Controller Interconnection MW211 0066 1 101598 AE 37 CNTLR C1 RS 232C PORT RS 232C INTERFACE CABLE USI TERMINAL TO CONNECTOR J301 CONNECTS TO AE 37 CONTROLLER MDR 8000 SHE...

Страница 65: ...alarm regardless of where the alarm is displayed The alarm list is a summary of alarms designed for use by NOC personnel Refer to the detail troubleshooting later in this section for more informa tio...

Страница 66: ...the channel alarm Chan Alm lit on the RCVR front panel 5 9 2 1 Slow Lockup At Initial Turnup Slow lockup at initial turnup is defined as lockup occurring five minutes or more after pow erup If the ra...

Страница 67: ...both A and B are indicating burst errors the fault is at the XMT end of the hop If only A is equipped and indicates burst errors remove and replace the crystal oscillator subboard on the on line RCVR...

Страница 68: ...f frequency is correct remove replace XMTR module If not remove replace XTAL Oscillator Subboard 4 Remove replace PA module Loss of XMT signal detected at output of PA If I O common alarm and XMT Sync...

Страница 69: ...for a digital signal problem at the XMT end The RCV end will probably have Eye Closure and Frame Loss alarms but not an RSL alarm Since the RCVRs are receiving a strong signal but not a good signal f...

Страница 70: ...stic buffer AIS blue signal inserted at MUX external to the radio has been detected on XMT input to DS3 I O INTFC Troubleshoot external MUX equipment MDR 1090 05 25 07 A B TRANSMITTER OC3 Input Online...

Страница 71: ...radio is provsioned correctly Eye Closure the first level should be the first indication that there is a steady stream of errors more than dribbling errors being detected by the RCV circuit in the I O...

Страница 72: ...reen and compare the RSL level with the TYPICAL RCVR THRESHOLD DBM BER 10 6 for the type and capacity of radio listed on Tabe 1 3 Physical Environmental and Electrical Characteristics in the General s...

Страница 73: ...adio configuration Is farend radio hot standby Yes go to 2 No go to 4 2 Check for Radio Frame Loss alarms on both A and B Are there Radio Frame Loss radio frame loss alarms on both A and B Yes go to 3...

Страница 74: ...Frequency diversity Go to 4 Space diversity Troubleshoot farend XMTR c If the farend XMTR is hot standby switch XMTRs and see if alarms at the RCVR end clear Do RCVR alarms clear Yes the problem is a...

Страница 75: ...o 3 2 Verify there are no farend XMTR alarms Troubleshoot and clear farend XMTR alarms first 3 Check repair waveguide path 4 Isolate delay to A side or B side I O Interface On local controller front p...

Страница 76: ...terface AIS blue signal inserted at MUX external to the radio has been detected by DS3 I O INTFC RCV circuits Troubleshoot external MUX equipment fault is not in radio DS3 input data being written to...

Страница 77: ...o go to 2 2 Is radio hot STBY Yes A Are A and B alarmed Yes troubleshoot XMTR No go to B B Remove replace RCVR module C Remove replace alarmed OC3 STM 1 I O INTFC MDR 1088 05 23 05 Signal from RCVR mo...

Страница 78: ...ower 10 dB down from high est power Disable B ATPC Low Power Lock function on USI control screen Previous Section Ring Broke I O On Line Power Supply Inventory Command Path Off Normal Controller I O I...

Страница 79: ...I O interface in service Switching is disabled regard less of alarms Disable override function on controller module front panel B I O Override Override function is enabled on controller module lockin...

Страница 80: ...acity key n B side XMTR Instal correct capacity keys on XMTRs Radio ID Mismatch Radio IDs provisioned on the radio configuration screen are not the same at both ends of the hop Provision both ends of...

Страница 81: ...nce and quality of DS1 E1 input to radio 2 Replace I O Interface module LOS has been detected at RCV Input of I O interface and AIS All Ones or Zeros is being inserted Check for LOS at XMT end of HOP...

Страница 82: ...ing Ethernet I O Interface Module Indicators LED Indication Probable Cause Corrective Action ALM Steady Red LED 1 Module failure 1 Replace Ethernet I O Interface module WYSD ALM Yellow LED Lit 1 Loss...

Страница 83: ...et XMT radio RCV signal out Most probable causes 1 Loss of RF input to radio RCVR Check local RSL screen on USI Is RSL ok Yes Check farend for Ethernet alarm No Check farend XMTR output Is farend XMTR...

Страница 84: ...complete 3 Attempt reboot Ethernet 1 2 and or 3 Blinking Yellow Network with too much traffic colli sions occurring Some collisions are normal in any network Wait for situation to clear If collisions...

Страница 85: ...nt network of the radios Dynamic route updates OSPF RIP may attempt to reroute high speed traffic through the TMN network if a high speed ink fails Unable to operate con trols using SNMP To perform co...

Страница 86: ...MN card ships in SNMPv3 mode If SNMPv2 operation is desired it must be provisioned for SNMPv2 using the TUI 2 If using SNMPv2 using the wrong community string If using SNMPv3 using wrong user name pas...

Страница 87: ...RF flex coaxial cable requires special consideration The elec trical characteristics of the coax can be affected if it is acci dentally twisted or bent Provide mechanical support to prevent any weigh...

Страница 88: ...that the replacement module can be set up the same way Any module installed in the card cage except those having front panel cable connections can be removed by grasping the module handle s and pullin...

Страница 89: ...numbers define this unit The crystal is sol dered to the oscillator subboard and factory tuned to the custom ers requirements Capacity Key Figure 5 16 UD 36 Receiver Para 5 22 Para 5 232 Crystal Osci...

Страница 90: ...ned data downloaded and saved If the radio is hot standby the provisioning data stored on the controller is automatically copied to the replacement A side power supply when provisioning is saved REMOV...

Страница 91: ...itch in ACO LT position until TX RX and I O On Line indicators flash Release ACO LT OVRD switch and remove controller Is radio OC3 or ETH a Install removed ELMC Option Key from step 2 on replacement c...

Страница 92: ...ed to replace a controller in a DS1 or OC3 radio the controller alarm will flash when the replacement module is installed in the shelf The flashing alarm prompts the user that the wrong firmware is in...

Страница 93: ...ons F6 Performance Alarm Status F4 Station Alarm F7 F9 User Control F8 F5 Provisioning Communication Options Firmware Upgrade Diagnostics TDE Chip Receive Provisioning New Controller MDR 1044 09 08 05...

Страница 94: ...the Following Drive Directory before Downloading Windnld 8000 DS1 8000 DS3 8000 OC3 css11_ 21 dat LMW 5064 SM 10 11 05 m k SELECT RADIO PROGRESS BAR DISPLAYS OF DATA LOADED VERIFY PROGRESS BAR DISPLA...

Страница 95: ...any d STOP This procedure is complete Table 5 7 1 or 3 Line I O Interface Module PN 3DH03169XX Variant XX System Application Auto Radio DADE Auto Line DADE Front Panel Controls AA Linear Ring X AB Ri...

Страница 96: ...HS FD SD X X AH AH HS FD SD X AH AK HS FD SD X AK AK HS FD AK AK SD X AK AM HS FD SD AM AM HS FD SD Notes 1 Module locations are reversible 2 Perform procedure indicated by X for specific module and r...

Страница 97: ...om failed I O on line b On front panel of controller module press and hold ACO LT OVRD switch in ACO LT lamp test position until TX RX and I O On LINE LEDs on front of controller flash approximately 5...

Страница 98: ...failed XMTR set PA ON OFF switch to OFF if shelf is equipped with PA on that side b On XMTR module disconnect cable from RF OUT connector c Remove XMTR module from card cage d On XMTR module being rep...

Страница 99: ...o return the radio to the original PA output power It is not necessary to calibrate the transmitter l Is radio equipped with optional PA If no Perform XMTR Output Level Calibration No PA procedure Ref...

Страница 100: ...ve b Remove 8 screws from Crystal Ocsillator Subboard cover and remove cover d Remove 3 mounting screws and remove Crystal Oscillator Subboard c Disconnect ribbon cable from J8 a Remove transmitter fr...

Страница 101: ...remove Capacity Key a Remove transmitter from card cage Install d Install 13 screws c Install Capacity Key on three connectors This is an out of service procedure when on a nonstandby unprotected syst...

Страница 102: ...10 5V DC PWR ALM TEMP ALM DC MON ADJ PWR ALM ADJ POWER AMPLIFIER RF IN RF MON READ X X dBm FOR XX X dBm AT TOP OF RACK POWER SENSOR 50 OHM POWER METER NTFC MDR 1173 09 08 05 a Connect power meter wit...

Страница 103: ...to original level b Measure DC monitor level on DVM d Disconnect test equipment PWR MON XMT PWR ALM ON LINE I CARR NULL XMT LVL ADJ FREQ CONT Q CARR NULL TRANSMITTER RF OUT XTAL MON RF MON READ X X d...

Страница 104: ...performed after a warm up period of 5 minutes minimum however crystal frequency should be rechecked after full warmup Figure 5 19 XMT Crystal Oscillator Frequency Check PWR MON XMT PWR ALM ON LINE I...

Страница 105: ...0 XMTR Output Level Check No PA CAUTION Possibility of Service Interruption MDR 1145 02 08 07 d If ATPC was enabled prior to performing this procedure re enable e Stop This procedure is complete b Con...

Страница 106: ...he carrier is nulled while the transmitter is out of service Method 2 uses a DVM to measure carrier leakage Method 3 uses a spectrum analyzer Using the spectrum analyzer Span controls reduce the frequ...

Страница 107: ...n is reduced b SET SPECTRUM ANALYZER CONTROLS CONTROL SETTING INPUT ATTEN dB 10 dB CENTER FREQ CHAN FREQ SEE FREQ LABEL ON XMTR OR PA FREQ SPAN VALUE APPROXIMATELY TWICE THE WIDTH OF THE RF CHANNEL BA...

Страница 108: ...the following table for the Res BW for measuring carrier required for the radio under test Carrier Threshold Resolution Bandwidth Radio Capacity Modulation Res BW For Measuring Carrier Res BW For Null...

Страница 109: ...ptable level Yes 1 Continue to reduce the frequency span until the spectrum analyzer shows a Res BW equal to or lower than the Res BW For Nulling Carrier value shown in the table 2 Alternately adjust...

Страница 110: ...arrier on screen Res BW for measuring carrier 10 dB above spectrum floor Note Res BW automatically decreases as Span decreases MDR 1216 09 20 05 Note It is extremely important to keep the carrier sign...

Страница 111: ...5 53 e Center carrier on screen f Reduce Span to 1 mHz i Reduce Span to 500 kHz h Observe Res BW g Center carrier on screen MDR 1217 09 20 05...

Страница 112: ...the slightest change on one control causes a change on the other You must alternate between controls until carrier null is obtained The direction to turn the controls is not defined If for example the...

Страница 113: ...5 55...

Страница 114: ...M ON LINE I CARR NULL XMT LVL ADJ FREQ CONT Q CARR NULL TRANSMITTER RF OUT XTAL MON RF MON MEDIUM POWER SENSOR POWER METER Disconnect cable from RF OUT connector a Connect power meter with medium powe...

Страница 115: ...to nominal HIGH power using the XMT LVL ADJ potentiometer on your TRANSMITTER module After this is done click NEXT Calibrate A Side MDR 1060 09 08 05 Abort Next Abort Next Back Example Expected outpu...

Страница 116: ...t Successfully stored calibration data Click Finish Calibration is complete Click Next Click Next i j k Disconnect power meter and sensor from RF OUT connector l Reconnect cable to RF OUT connector m...

Страница 117: ...TAL MON RF MON POWER SENSOR 50 OHM POWER METER READ X X dBm FOR XX X dBm AT TOP OF RACK READ X X dBm FOR XX X dBm AT TOP OF RACK EXPECTED OUTPUT LEVEL AT TOP OF STACK REFER TO FIGURE 9 35 STEP a MEASU...

Страница 118: ...CONT Q CARR NULL TRANSMITTER RF OUT XTAL MON RF MON DC MONITOR CALIBRATION READ X X Vdc FOR XX X dBm DVM DC MONITOR CALIBRATION READ X X Vdc FOR XX X dBm EXPECTED OUTPUT LEVEL AT TOP OF STACK MEASURED...

Страница 119: ...CVR module being replaced remove RCVR Crystal Oscillator Subboard See Figure 5 22 Retain for installation on replacement module d On RCVR module being replaced remove RCVR Capacity Key See Figure 5 23...

Страница 120: ...Note Remove a Remove Receiver from card cage Install e Place Crystal OSC Subboard in mounting cavity f Install 3 mounting screws h Install cover with 8 screws i Install Receiver in card cage g Connec...

Страница 121: ...MOVE Remove steps are prefixed by the letter R INSTALL Install steps are prefixed by the letter I Remove Receiver from card cage R1 Remove 13 screws from Capacity Key and remove Capacity Key R2 Instal...

Страница 122: ...ent before starting procedure or improper frequency adjustment can result Figure 5 24 RCV LO Adjustment a SET TO PED CHAN ALM EYE CLOSURE AFC MON EYE MON RSL MON GND FREQ CONT RECEIVER XTAL MON RF IN...

Страница 123: ...l OVRD controls on AE 37 Controller to lock on line XMTR opposite side from failed XMTR on line To prevent monitor point errors use caution to ensure that the front panel removed from the PA is replac...

Страница 124: ...Loosen thumbscrews and remove front panel Rb Loosen mounting screws and slide PA toward front of card cage to access RF OUT connector Rc Disconnect RF OUT cable Rd Tilt top of PA forward approx 45 to...

Страница 125: ...tenuator Attenuator must be properly calibrated for 30 dB HIGH POWER SENSOR POWER METER DC MON GND 10 5V DC PWR ALM TEMP ALM DC MON ADJ PWR ALM ADJ POWER AMPLIFIER RF IN RF OUT RF MON 30 DB PAD Discon...

Страница 126: ...l to nominal HIGH power using the XMT LVL ADJ potentiometer on your TRANSMITTER module After this is done click NEXT Calibrate A Side MDR 1068 10 04 04 Abort Next Abort Next Back Example Expected outp...

Страница 127: ...ICK NEXT Abort Back Next MDR 1069 09 08 05 Abort Back Save your calibrated values Click next Next Click Finish Calibration is complete l Reconnect cable to RF OUT connector m Observe RF MON label on P...

Страница 128: ...T RF MON MEASURED LEVEL STEP b READ X X dBm FOR XX X dBm AT TOP OF RACK READ X X dBm FOR XX X dBm AT TOP OF RACK EXPECTED OUTPUT LEVEL AT TOP OF STACK REFER TO FIGURE 9 37 STEP 1 POWER SENSOR 50 OHM P...

Страница 129: ...qualing expected level at top of stack multiplied by 0 1 t DC MON GND 10 5V DC PWR ALM TEMP ALM DC MON ADJ PWR ALM ADJ POWER AMPLIFIER RF IN MDR 1071 09 08 05 DVM EXAMPLE EXPECTED LEVEL AT TOP OF STAC...

Страница 130: ...e diplexer is a factory procedure 5 27 CLEANING Do not use acid alcohol or brushes to clean modules because damage to the silkscreen labeling and antistatic coating can result Cleaning should be confi...

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