Page 1: ... OTORL IC test equipment Communications System Analyzer OPERATOR S MANUAL 68P81069A62 0 1 ...
Page 2: ... force on the replacement module or subassembly EXCEPT AS SPECIFICALLY SET FORTH HEREIN ALL WAR PRESS OR IMPLIED INCLUDING ANY IMPLIED WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE OR MERCHANT TY ARE EXCLUDED SUPPORT SERVICES For service on your Motorola test equipment in the U S contact the Test Equipment Service Center Schaumburg 1313 E Algonquin Rd Schaumburg Illinois 60196 or call the Test Equi...
Page 3: ...J it f 4 1 l ltt OVMLW J l l l Qi n pt A 5 1 1f W am mm m MONITOR COMMUNICATIONS SYSTEM ANALYZER R2008D R201 00 Motorola Inc 1985 All Rights Reserved Printed in U S A f11 Motorola Test C_ J Equipment Products 1313 E Algonquin Rd Schaumburg IL 60196 68P81069A62 0 7 8 85 PHI ...
Page 4: ...asurements H Error detection and readout Setup instructions 5 A Signaling sequence mode B Manual mode Accessing the cellular test mode 7 A Front panel control settings B Setting up the duplex frequency C Selecting the cellular test mode 1 INITIAL PARAMETER ENTRY 7 a System identification SID b Mobile identification number MIN c Forward control channel FOCC i Channel increment ii Printer option 2 C...
Page 5: ... SAT phase H RSSI level testing 15 15 15 16 16 18 19 21 APPENDICES A Cell Initiated Test Step Definition 22 B Mobile Initiated Test Step Definition 24 C Detailed Cell Initiated Test Actions 25 D Detailed Mobile Initiated Test Actions 28 E Warning and Error Messages 29 F Manual Test Commands 33 G Epson RX 80 LX 80 Printer Setup 37 H U K Cellular System Analyzer R2010D differences 38 iv ...
Page 6: ...e telephone systems use a single transmitter site to cover a given service area A cellular mobile telephone system on the other hand divides the service area into smaller coverage areas called cells A cellular system consists of a con tinuous pattern of these hexagon shaped cells each having a 5 to 10 mile radius Within each cell is a cen tralized based station which contains transceivers and rela...
Page 7: ...r that the user has answered The central controller then connects the incoming call to the appropriate circuit leading to the cell in contact with the radio 2 As the call progresses the cell site continuously monitors the reverse channel for signal strength Transmitter power commands will be sent to the cellular radio as required to maintain the received signal level within prescribed limits This ...
Page 8: ...BILE Xf IIT SYSTEI I 1 srsTEn fl I REVC REVC 844 98 F CHAN 870 03 CCHAN NO CELL SITE XfUT f IOBILE RECEIVE SYSTEft A rove SYSTErl I I FOVC 860 870 03 80 889 98 820 825 35 CONTROL PAGING FREQUENCY MHz CONTROL PAGING AND ACCESS CHANNELS AND ACCESS CHANNELS FIGURE 1 3 ...
Page 9: ...On the voice channel the radio detects and checks for the correct SAT frequency and then transponds the SAT signal on the reverse voice channel It is necessary to verify that the ra io correctly identifies the SAT frequency and that It correctly transponds the signal The R2008D R2010D again handles this verification automatically with error messages being provided in the event of a failure Other f...
Page 10: ...the 9 files that comprise the R2008D R2010D software can be seen if a zero key is held down while the R2008D R2010D is turned on This version number display will stay on the screen for 10 seconds then normal operation en sues A manual test mode allows the operator to command the cellular telephone with any one of the 43 com 5 mands defined by the Advanced Mobile Phone Serv ice AMPS specification o...
Page 11: ...EAD DO DO DODD DO DO R2008D R2010D DO RF IN OUT VARIABLE TAP RF COUPLER 58 80313837 PART OF RPX 4272A OR RPX 42738 RPX 42748 RTL 4137A 0 0 0 0 0 SIGNALING CONNECTION TRANSCEIVER FROM R2008D R2010D TO CELLULAR TRANSCEIVER FIGURE 2 6 ...
Page 12: ...ular telephone under test and selections the operator desires See figure 4 Entries must be made here in order to use any of the cellular signaling sequence tests Selections are stored in non volatile memory and are saved even if the analyzer is powered down CEL LLJL fi I l l IT PAH JvJ 1 EXIT SY TEivl I D J0eJeJ MOBILE ID 312 576 5444 F DCC 4 SEL F JC 1 lJtl1l 2 225 4 50 J 66r J FVC INCREMENT 035 ...
Page 13: ...creen are 1 EXIT and 2 START TEST These selections are possible if the cursor is in the home position at the top of the screen A 1 will return the screen back to the Signaling Sequence screen A 2 will start a se quence test If the cellular telephone is properly attached to the R2008D R2010D the no service light NO SVC on the cellular telephone will go out after the R2008D R2010D has been in the ce...
Page 14: ...T tone When the display is returned to Signaling Sequence the software will lock in on the sequence test again Another power level command can be initiated and again the operator can observe a change in the power output reading or do a temporary exit to analyze the signal Voice communication is possible Turn up the moni tor volume on the R2008D R2010D and then talk in to the handset of the cellula...
Page 15: ...the roam light will light 10 The test can be started at any time Once com menced the R2008D R2010D will wait for a service request from the car phone Enter the number that is to be called into the cellular telephone Allow the NO SVC light to go out then depress the SEND key the R2008D R2010D will receive this service re quest message and display the called address on the CRT screen Verify that the...
Page 16: ...seize control of the transceiver unit by mak ing connection directly to the control port on the mobile unit The printer junction box cable is con nected to the 37 pin D connector on the rear panel of the R2008D R2010D and to the 50 pin D connector on the cellular junction box The junction box is then connected to the mobile with an adapter cable from either the RPX 4272A RPX 4273B or RPX 4274B acc...
Page 17: ...OTOROLA CT SERIES 3 MOTOROLA DT SERIES 4 NEC TR5E800 SERIES 5 l E E r h USE RPX4350A AND RPX4274B FIGURE 11 MANUAL TEST DISPLAY To send the command to the transceiver unit return the cursor to the home position and enter a 2 The command will then be sent along with any additional bytes required The operator is now free to send addi tional commands or to exit the screen and measure parameters using...
Page 18: ...ut power and modulation deviation are dis played for each channel tested and recorded on an optional printer The following sections describe how to set up and operate the R2008D R2010D in the Auto Test Mode See figure 12 01 80356A73 25 PIN CONNECTOR TO PRINTER R2008D R2010D TO POWER SUPPLY CELLULAR RADIO 50 PIN CONNECTOR NO CONNECTION MOBILE PHONE CONTROL HEAD 0 RX 0 TX 0 RSSI JUNCTION BOX AUTO TE...
Page 19: ... At this point the R2008D R2010D is sending out an overhead message stream on the FOCC as a cell would 14 This portion of the sequence is very similar to the MOBILE INITIATED test described earlier The R2008D R20IOD is waiting for a service request mes sage from the mobile under test The R2008D R2010D now will display a SEND TEL WHEN IN SVC message When the NO SVC indicator on the car phone goes o...
Page 20: ...via the junc tion box as in manual test mode connection Refer to Fig 13 2 Select power monitor mode and execute the fol lowing manual mode commands 01 Suspend 09 Load synthesizer enter desired channel 07 Carrier on 14 TX unmute 3 To check deviation connect mod out jack to TX audio connector on junction box Set either 1 KHz level or code synth level using modulation display and observe deviation on...
Page 21: ... function and execute the following manual mode commands 01 Suspend 09 Load synthesizer enter the desired channel 4 Set the R2008D to generate on the desired fre quency 870 MHz 0 03 X channel ex 879 99 MHz channel 333 5 Select the DVM display on the R2008D and use a scope or meter probe to access the RSSI test point on the junction box 6 Set the output level on the R2008D to the desired signaling ...
Page 22: ... m 0 C z t z m m z 4 R2008D R20100 VERT SINAD INPUT TO POWER SUPPLY CELLULAR RADIO 25 PIN CONNECTOR NO CONNECTION 01 80356A73 JUNCTION BOX DISCRIMINATOR MANUAL MODE TRANSCEIVER TESTS FIGURE 13 17 AC VOLTMETER ...
Page 23: ...iation Set function switch to PWR MON 6 Usi g manual test mode send the following commands to the transceiver unit 01 Suspend 09 Load synthesizer input desired channel 12 Receiver unmute 7 Connect RX audio on junction box to sinad in put on R2008D 8 Using DVM DIST display adjust variable tap on RF tee for 12 dB sinad 9 Using manual test mode execute command 07 Carrier On to key the transmitter 10 ...
Page 24: ...e synthesizer level for 2 KHz deviation on Duplex Gen display 6 Set function switch to power monitor Using 19 25 PIN CONNECTOR NO CONNECTION 01 80356A73 JUNCTION BOX SAT PHASE SET UP FIGURE 15 manual mode execute the following commands 01 Suspend 09 Load synthesizer to desired channel 07 Carrier on 32 Saton on SAT 01 7 Using Gen Mon display adjust SAT deviation control in radio for 2 KHz deviation...
Page 25: ...30 40 50 60 db 70 80 90 100 Y V E 4 0 z y T T FIGURE 16 SAT PHASE ADJUSTMENT LISSAJOUS FIGURE SHOWING 10 OF PHASE SHIFT 20 T 10 7 5 5 0 2 5 KHZ 10 2 5 5 0 10 ...
Page 26: ...08D RF In Out port to the mobile and turn off the Duplex Generator Select the desired frequency on the display 870 MHz 0 03 X channel 4 Set the R2008D to the DVM screen Connect the Vert Sinad input to the RSSI test point on the junction box Adjust the RF step and vernier con trols for the desired output level 5 The transceiver RSSI voltage should start at fr m 0 to 0 5 volts with no signal RSSI sh...
Page 27: ... SAT exchange The horizontal time axis is not to scale this illustration is a conceptual overview of the handshaking that takes place in a cellular system OVERHEAD DATA lOKHZ DEV FOCC MOBILE SCANS SAT 2KHZ INITIAL VOICE CHANNEL MESSAGE ALERT ORDER POWER LEVEL ORDER INITIAL VOICE CHANNEL RESPONSE POWER LEVEL ORDER CONFIRMATION lOKHZ TO FIND STRONGEST SAT SAT DATA CHANNEL SIGNALLING TONE lOKHZ OEV V...
Page 28: ...alert order to command the mobile to start ringing 8 Power level command sent A high power level e command is sent by the R2008D R2010D to the mobile Power level and handoff testing normal conversa tion mode The R2008D R2010D allows for manual power level testing of the other power levels possible from the mobile Handoffs to the four possible forward voice channels can be made A SAT drop test can ...
Page 29: ...mand sent A high power level command is sent by the R2008D R2010D to the mobile 7 Power level and handoff testing normal conversa tion mode The R2008D R2010D allows for man ual power level testing of the other power levels pos sible from the mobile Handoffs to the four possi ble forward voice channels can be made A SAT drop test can be performed 9 TEST COMPLETED 24 MOBILE ACTIVATED 2 Service reque...
Page 30: ...xtract mobile number and serial number and display on R2008D R2010D Send initial voice channel designation message Tune to FVC 25 MOBILE Power up mobile Mobile performs DC power up task Mobile performs initialization task A Scan control channels B Tune to R2008D R2010D FOCC C Acquire word sync D Receive overhead messages E Update overhead information Perform paging channel selection task A Scan pa...
Page 31: ...es 26 Perform initial voice channel confirmation subtask A Tune receiver to R2008D R2010D FVC B Adjust transmit frequency to RVC C Adjust rf power to VMAC D Turn on SAT E Set DSCMM to SCC Enter waiting for order task Receive alert order A Turn on 10 KHZ signaling tone B Generate ring Enter wattmg for answer task A Maximum of 65 seconds allowed for answer Off hook mobile is answered Signaling tone ...
Page 32: ...ve termination signaling lone Check for proper duration End of cell initiated sequence test 27 On hook mobile hangs up Enter release task A Set audio mode to idle B Send signaling tone 10KHZ for 1 8 seconds ...
Page 33: ...task A Scan control channels B Tune to R2008D R2010D FOCC C Acquire word sync D Receive overhead message E Update overhead information Perform paging channel selection task A Scan paging channels B Tune to R2008D R2010D FOCC C Acquire word sync D Receive overhead message E Perform overhead message processing task A Page match B User request C Order D Overhead message Enter origination task A Scan ...
Page 34: ...s desired Temporary exits allowed to analyze signals using the other R2008D R2010D modes Accept 1 8 second termination signaling tone Display error if out of limits End of mobile initiated sequence test 29 Enter conversation task Adjust power level to high and send order confirmation Adjust power level to that requested and send order confirmation Handoff confirmation is 50 msec signaling tone Cha...
Page 35: ...r levef order confirmation not accepted The R2008D R2010D has sent the cellular telephone a power level command The telephone s confirmation has not been received or it has been detected as incorrect Possible causes are low cellular telephone sensitivity excessive loss in the RF test connections or an attenua tion setting that is too high on the R2008D R2010D WARNING 3 Handoff signaling tone out o...
Page 36: ...issues a 50 msec burst of signaling tone 10 kHz in response to a handoff order while in the conversation mode This error indicates that the R2008D R2010D detects this tone to be outside a 40 to 60 msec window ERROR 18 Service request message invalid The R2008D R2010D has received a data packet from the mobile but it is not interpreting the received data as a valid service request message This can ...
Page 37: ...2010D has read the manual bus The transceiver should return the TCL high when it senses that the R2008D R2010D has lowered the clock line CL and has returned it high after reading data from the transceiver on the manual bus ERROR 26 Transceiver not powered up The transceiver unit did not turn on or is not connected to a power source Check all power connections and Re Try the command ERROR 27 Trans...
Page 38: ...he byte following the command to the R2008D R2010D requires 1 byte additional data 06 NIT Initialize the transceiver unit to the following state 1 Carrier off 2 Attenuation 0 DB 3 Receive audio muted 4 Transmit audio muted 5 Signaling tone off 6 Autonomous timer reset and its periodic resetting enabled 7 SAT OFF 8 DTMF and audio tones off 07 CARRIER ON Turn the carrier on Transpond sat only if the...
Page 39: ...ke the home roam decision Local use mark This 1 bit mark is used to make the local control state decision Min mark This 1 bit mark when set to 1 indicates that home mobile equipment shall send extended address information upon origination and page response Mobile identification number MIN The MIN consisting of MINI and MIN2 is a 34 bit 4 number that identifies the mobile equipment Station class ma...
Page 40: ...iniuous forward control channel data extract and perform majority voting on the busy idle bits and respond to status commands and return the current state of the ma jority voted busy idle bit Reception of an NIT command terminates sequence Terminate operation off the previously issued RCVS1 RCVV 1 WSTS or WSTV com mand and return the data collected to the TS Enable the transmission of SAT The byte...
Page 41: ...l contain the registration memory 4 entries of 5 bytes each in the format shown below Each group of 5 bytes shall be transmitted with the most significant byte first Receive 101 bytes from the TS formatted as in TNVM and write them to the non volatile memory Activate the DTMF generator with the tones associated with the keycode given in the byte following the command Apply DTMF signals to the modu...
Page 42: ...1 2 off 1 3 off 1 4 off 1 5 off 1 6 on 1 7 on 1 8 on 1 1 off 1 2 off 1 3 off 1 4 off 1 5 on 1 6 off 1 7 off 1 8 off Leave jumpers in factory set position Main Board DIP SW2 2 1 on 2 2 on 2 3 off 2 4 off 8148 Serial Board DIP SW2 2 1 on off parallel 2 2 on 2 3 off 2 4 off 2 5 off 2 6 off Note If the printer is also to be used as a parallel printer for the R 1801A NAM application DIP SW2 1 on the 81...
Page 43: ...z at an 8KHz rate SAT TONES 1 7 KHz SIGNALLING TONES 6 4 KHz C Channel Frequencies The TACS system uses 1000 channels at 25 KHz channel spacing The mobile transmitter frequencies start at 890 0125 MHz channel 1 and the mobile receiver is 45 MHz higher channel 1 935 0125 MHz To determine channel frequency use the following formulas TX frequency 889 9875 channel x 0 025 MHz RX frequency 934 9875 cha...
Page 44: ...3 CH43 CH323 OFFSET CH23 CH43 CH323 CH _ 1 Qj3 3 lH1000 CHI j CH3 3 F CHAN 889 9875 02 CHAN NO 5 REVERIE VOICE CHANNELS REVERIE VOICE CHANNELl I I s90 900 910 I CONTROL PAGING AND ACCESS CHANNELS F CHAN 934 9875 025 CHAN NO FDIIUARD FORIUUHJ _ VOICE VOICE CHRIIIUELI CtuUIIIIELS 930 935 940 1 950 I 915 920 FREQUENCY MHz CONTROL PAGING AND ACCESS CHANNELS FIGURE 19 39 CH1000 960 ...
Page 45: ...QUIPMENT SERVICE REQUEST FORM This completed form must accompany equipment returned for service CUSTOMER S PURCHASE ORDER NO I DATE MODEL NUMBER I SERIAL NUMBER DESCRIPTION OF PROBLEM I REQUESTED SERVICE I SHIP TO ADDRESS I SHIP VIA I Providing the information below will reduce the turnaround time on your Test Equipment Service I I MOTOROLA CUSTOMER NUMBER BILL TAG SHIP TAG INTERNAL MOTOROLA ACCOU...
