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Anritsu MD8480A Service Manual

Anritsu MD8480A Service Manual

W-cdma signalling tester
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MD8480A/B
W-CDMA Signalling Tester
Service Manual
Third Edition
To ensure that the equipment is used safely, read
the "For Safety" in the MD8480A/B W-CDMA Sig-
nalling Tester Service Manual first.
Keep this manual with the equipment.
ANRITSU CORPORATION
i
Document No.: M-W1748BE-3.0

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Summary of Contents for Anritsu MD8480A

  • Page 1 W-CDMA Signalling Tester Service Manual Third Edition To ensure that the equipment is used safely, read the "For Safety" in the MD8480A/B W-CDMA Sig- nalling Tester Service Manual first. Keep this manual with the equipment. ANRITSU CORPORATION Document No.: M-W1748BE-3.0...
  • Page 2 BEFORE using the equipment. Some or all of the following five symbols may not be used on all Anritsu equipment. In addition, there may be other labels attached to products which are not shown in the diagrams in this manual.
  • Page 3 4. This equipment cannot be repaired by the user. DO NOT attempt to open the cabinet or to disassemble internal parts. Only Anritsu-trained Repair service personnel or staff from your sales representative with a knowl- edge of electrical fire and shock hazards should service this equipment.
  • Page 4 Notes On Export Management This product and its manuals may require an Export License/Approval by the Government of the product's country of origin for re-export from your country. Before re-exporting the product or manuals, please contact us to confirm whether they are export-controlled items or not. Trademark Windows is a registered trademark of Microsoft Corporation.
  • Page 5 About This Manual This is the service manual of the MD8480A/B W-CDMA Signalling Tester for smooth maintenance and service work of the service personnel, and is not supplied to custom- ers. Only used for service personnel. Refer to the separate operation manual (an accessory supplied to the equipment) for handling the instruments.

  • Page 6: Table Of Contents

    Table of Contents For Safety ............About This Manual........Section 1 Block Diagram ......1.1 Exchange Module List ............ 1.2 Signal Flow ..............1.3 Explanation of Each Block ..........Section 2 Level Diagram ......Section 3 Performance Test Software ..3.1 Installation Conditions .............
  • Page 7 Section 6 Unit Function Check ....6.1 Preparation ..............6.2 Coder/Decoder Function ..........6.3 Voice Codec Function ............. 6.4 ISDN Function ..............Section 7 Total Adjustment......7.1 Adjustment of an A14 RX RF/IF Unit ......7.2 Adjustment of IQ signal Timing Generator ...... 7-12 Section 8 Correction Software....

  • Page 9: Section 1 Block Diagram

    Section 1 Block Diagram Exchange Module List ..........Signal Flow ............... 1.2.1 MD8480A/B ........... 1.2.2 MD8480A/B-01 ..........Explanation of Each Block ........Fig.1-1 Overall block diagram .......... Fig.1-2 Overall circuit diagram ......... Fig.1-3 Overall block diagram .......... Fig.1-4 Overall circuit diagram ......... 1-10...

  • Page 10: Exchange Module List

    18 650-CPCI14RA-BR Z6 Back Plane No 7265 19 MA4000243A Z7 Power Supply No 1397 Option 20 ARZ220N05B01 Z11, Z12 Relay No 1318 MD8480A-01 Option 21 AT-106 Z13, Z14 Attenuator No 1305 MD8480A-01 Option 22 HPS-2C Z8,9,10 Power Divider No 1305...

  • Page 11: Signal Flow

    1.2 Signal Flow 1.2 Signal Flow 1.2.1 MD8480A/B • Main Output route I/Q signal generated by the MU848058A TX BASEBAND is sent to the MU848059A Timing Generator. I/Q signal adjusted Modulation Accuracy by the MU848059A Timing Generator is sent to the A13 SG.

  • Page 12: Md8480A

    Section 1 Block Diagram 1.2.2 MD8480A/B-01 • Main Output route I/Q signal generated by the MU848058A TX BASEBAND is sent to the MU848059A Timing Generator. I/Q signal adjusted Modulation Accuracy by the MU848059A Timing Generator is sent to the A13 SG.

  • Page 13: Explanation Of Each Block

    1.3 Explanation of Each Block 1.3 Explanation of Each Block • MU848051A CPU Controls each unit. • MU84052A Frame DECORDER Configured with A02 DSP and A0201 Turbo DECORDER. Outputs the signals decoded to Turbo code (see 3G TS25.212) and to Viterbi code (see 3G TS25.212), and data after demodulation.
  • Page 14 Section 1 Block Diagram • A 11 Connect A Compact PCI type Mother board for P4 and P5. • A13 SG Frequency-converts the 1st signal (106.8MHz) orthogonal-modulated (for digital system) to the output frequency by the 2nd LO (4GHz) and 3rd LO (YTO). 3rd LO frequency = 4106.8 MHz - RF freq.
  • Page 15 1.3 Explanation of Each Block Fig. 1-1 Overall block diagram...
  • Page 16 Section 1 Block Diagram Fig. 1-2 Overall circuit diagram...
  • Page 17 Section 1 Block Diagram Fig. 1-3 Overall block diagram...
  • Page 18 Section 1 Block Diagram Fig. 1-4 Overall circuit diagram 1-10.

  • Page 19: Section 2 Level Diagram

    Section 2 Level Diagram Fig.2-1 Level diagram in TX system (SG) ......Fig.2-2 Level diagram in RX system ........ Fig.2-3 Reference Power vs. RF ATT /P-AMP ....
  • Page 20 Section 2 Level Diagram...
  • Page 21 Section 2 Level Diagram...
  • Page 22 Section 2 Level Diagram Fig. 2-3 Referebce Power vs. RF ATT /P-AMP...
  • Page 23 Section 2 Level Diagram Reference Reference RF ATT1 RF ATT2 P-AMP Power (Main) Power (Sub) –10 –9 –10 –9 –10 –9 –1 –10 –2 –9 –3 –10 –4 –9 –5 –10 –6 –9 –7 –10 –8 –9 –9 –10 –10 –9 –11 –10...
  • Page 24 Section 2 Level Diagram 2-6.

  • Page 25: Section 3 Performance Test Software

    Section 3 Performance Test Software This manual provides the installation procedure for the performance test software (PTS) used with MD8480A/B. Two PTSs are available; PT848000A automatic test software and PT848003A web control software. Installation Conditions ..........Download of the Software .........

  • Page 26: Installation Conditions

    Internet Explorer 4.0 or later Windows Script Host 5.1 or later * Execute scr56en.exe for Windows 95/98. Download of the Software Download the software using URL shown below. Model Number PT848000A http://as7.cc.anritsu.co.jp/map/download.html PT848003A MX848000A MX848001A MX848002A MX848003A Installation Procedure PT848000A Download "PT848000A.zip."...

  • Page 27: Operation Check

    3.4 Operation Check Operation Check PT848000A PT848000A does not operate in the cases shown below: * National Instruments' GPIB board or PC card is not installed to the PC. * The GPIB driver is not installed in the PC. * Microsoft Office 97 (Word/Excel) is not installed in the PC. 1) Select [Start] - [Program] - [PT848000A] and execute PT848000A.

  • Page 28: Installation File/Folder Description

    Binary file : Loop back PRACH [Firmware] [Firmware] [MD8480A_121] [Firmware Version 1.21] [MD8480A_122] [Firmware Version 1.22] [MD8480A_130] [Firmware Version 1.30] [Program Files] [Anritsu] [Sig102] [PT848000A Install Folder] [Jam] [FPGA Data files] [FPGA_122] [FPGA Version 1.22] [FPGA_130] [FPGA Version 1.30] [Mx848000] [MX848000A Version 1.22]...

  • Page 29: Upgrading Mx848002A Fpga

    3.6 Upgrading MX848002A FPGA Upgrading MX848002A FPGA FPGA creates a version folder in C:\Jam to store the version files. An example of FPGA Version 1.22 is explained below. Delete C:¥Temp if it exists. Execute Fpga_cmn.EXE to expand in C:¥Temp. Execute Isdn_122.EXE to expand in C:¥Temp. * When "Overwrite"...

  • Page 30: Upgrading Mx848001A Firmware

    Section 3 Performance Test Software Upgrading MX848001A Firmware Firmware creates a version folder in C:¥ Firmware to store the version files. An example of Firmware Version 1.22 is explained below. Execute md8480a_122.exe to expand in C:¥ Firmware¥ md8480a_122. Expanding Destination Names of Expanded Files md8480a_122.

  • Page 31: Section 4 Download

    Section 4 Download Download the FPGA DATA ........Download the ISDN ..........Download Firmware ..........

  • Page 32: Download The Fpga Data

    Check that the message "System Start Timer is Aborted" appears on the Hyper Terminal window. If the message does not appear, turn off MD8480A/B and go back to the step 5. 10. Click in order of C-drive→jam<dir>→FPGA_122→dl_rom.dl. 11. Click Setup at Firmware Change's Downloads.
  • Page 33 20. Click FPGA_DL at FPGA Change's Commands. 21. Check that the message "Write Complete""DL_Main>" appears on the Hyper Terminal window. 22. Power off MD8480A/B. 23. Power on MD8480A/B. 24. Click Turbo_DL at FPGA Change's Commands. 25. Check that the message " Turbo Table Download Complete" appears on the Hyper Terminal window.

  • Page 34: Download The Isdn

    Check that the message "System Start Timer is Aborted" appears on the Hyper Terminal window. If the message does not appear, turn off MD8480A/B and go back to the step 5. 10. Click in order of C-drive→jam<dir>→FPGA_122→dl_rom.dl. 11. Click Setup at Firmware Change's Downloads.
  • Page 35 4.2 Download the ISDN 17. Check that the message "DL_Main>" appears on the Hyper Terminal window. 18. Click in order of C-drive→jam<dir>→FPGA_122→isdn.dl. 19. Click Setup at Downloads. 20. Click ISDN_DL at Commands. 21. Check that the message "Write Complete""DL_Main>" appears on the Hyper Terminal window.

  • Page 36: Download Firmware

    Check that the message "System Start Timer is Aborted" appears on the Hyper Terminal window. If the message does not appear, turn off MD8480A/B and go back to the step 5. 10. Click in order of C-drive→Firmware→MD8480A_121→ma8480A.dl. 11. Click Setup at Firmware Change's Downloads.

  • Page 37: Section 5 Troubleshooting

    Section 5 Troubleshooting LED after Power on ..........Detecting Faulty Block ..........How to Exchange Modules ........

  • Page 38: Led After Power On

    Section 5 Troubleshooting 5.1 LED after Power on LED lights on after Power-on (default) A2(Red) 2(Red) A1(Red) 2(Red) A1(Red) 1(Red) 2(Red) 4(Red) Power(Orange) B2(Green) B1(Red) B1(Red)

  • Page 39: Detection Faulty Block

    HPS-2H(10) Power Divider Frequency error data is not A14 RX RF/IF LO error normal. A15 Reference MU848051A CPU MU848059A Timing Generator TX Monitor (MD8480A-01) Phenomenon Fault block Cause to be supposed RF output signal level is not A13 SG TX(SG) error normal.
  • Page 40 Section 5 Troubleshooting RX Monitor (MD8480A-01) Phenomenon Cause to be supposed Fault block RF input signal level data is not RX error A14 RX RF/IF normal. ARZ220N05B01 Relay HPS-2H(10) Power Divider HPS-2C Power Divider Frequency error data is not A14 RX RF/IF LO error normal.
  • Page 41 5.2 Detecting Faulty Block IP Packet test is impossible. MU848051A CPU Modulation error MU848057A Frame CODER MU848058A TX BASEBAND MU848059A Timing Generator TX error TX error A13 SG RX error RX error A14 RX RF/IF MU848053A RX BASEBAND Demodulation error MU848052A Frame DECODER PPP test by serial interface MU848051A CPU...

  • Page 42: How To Excheange Modules

    34Z124869 Fig11-5 650-CPCI14RA-BR Z6 Back Plane No 7265 MA4000243A Z7 Power Supply No 1397 Fig11-4 Option ARZ220N05B01 Z11, Z12 Relay No 1318 MD8480A-01 Option AT-106 Z13, Z14 Attenuator No 1305 Fig11-6 MD8480A-01 Option HPS-2C Z8,9,10 Power Divider No 1305 MD8480A-01...
  • Page 43 Section 6 Unit Function Check Preparation ............... Coder/Decoder ............Voice Codec Function ..........6.3.1 Voice-diagnosis Test ........6.3.2 User Data-diagnosis Test ......ISDN Function ............

  • Page 44: Section 6 Unit Function Check

    Activate "Downlods.exe" and "Hyper Terminal" on the Index window. After activating "Hyper Terminal", turn on the power of the MD8480A/B (front and rear of MD8480A/B) and press the Enter key within one second when COMMAND> is displayed. (When the Enter key is accepted, "System Start Timer is Aborted" is displayed.

  • Page 45: Coder/Decoder Function

    [LED2, LED3, LED4, LED5 and LED6] on Monitor A and Monitor B are on. After activating "Hyper Terminal", turn on the power of the MD8480A/B (front and rear of MD8480A/B) and press the Enter key within one second when COMMAND> is displayed.
  • Page 46 LED2 and LED6 on Monitor A and Monitor B are on. 13. After activating "Hyper Terminal", turn on the power of the MD8480A/B (front and rear of MD8480A/B) and press the Enter key within one second when COMMAND>...
  • Page 47 6.2 Coder/Decoder Functions 18. Confirm whether the state of LED on Frame Coder (MU848057A) changes to the followings. In case that 2 Frame Coders (MU848057A) are in for 2BTS or 3BTS, confirm LED's on both of them. Right after power ON : 2 on Monitor A and Monitor B are on. In approx.

  • Page 48: Voice Codec Function

    Section 6 Unit Function Check Voice Codec Function Confirm normality of functions of Voice Codec (MU848056A). 6.3.1 Voice-diagnosis Test Carry out "4.3 Download Firmware". Start "Signalling Tester Control Software" from Desktop. Click [SYSTEM] on Control Software. Write Serial number and click [OK] on the System window. Click the [SCENARIO] on the Control Software window.

  • Page 49: User Data-Diagnosis Test

    6.3 Voive Codec Function 6.3.2 User Data-diagnosis Test Connect MD6420 and Voice Codec Board. Click [START] on the Control Software window. Click [Active] on the screen "Voice Activate?" Click No on the "Save Trace Data?" window. After the "Scenario select" window appears, open file "Test_Lpdk_Cteconn_Userdata.dll".

  • Page 50: Isdn Function

    Section 6 Unit Function Check ISDN Function The MU848055A ISDN Unit is an option for the MD8480A/B. When the unit is in- stalled, the ISDN function can be tested. Caution Phoenixmini is required to check the ISDN Unit. The power voltage of the Phoenixmini is 100V.
  • Page 51 6.4 ISDN Function Click [Active] on the screen "UDI Activate?" 10. After the "Scenario select" window appears, open file "Test_Lpdk_AirOrig_UDI.dll". 11. The TV-phone gets a telephone call. 12. Check that Self-diagnosis of picture and voice can be carried out. 13. Click [STOP] on the Control Software window. Phoenixmini (ISDN TV Phone) Back Panel Voice...
  • Page 52 Section 6 Unit Function Check 6-10.
  • Page 53 Section 7 Total Adjustment Adjustment of an A14 RX RF/IF Unit ......7.1.1 Adjustment of R57 (IF Level volume) of an A14 RX RF/IF Unit (Standard) ....7.1.2 Adjustment of R87, R92 (RSSI Level volume) of an A14 RX RF/IF Unit (Standard) ....7.1.3 Adjustment of R57, R87, R92 of an A14 RX RF/IF Unit (Option) ......

  • Page 54: Section 7 Total Adjustment

    Section 7 Total Adjustment Adjustment of an A14 RX RF/IF Unit. 7.1.1 Adjustment of R57 (IF Level volume) of an A14 RX RF/IF unit (Standard) 7.1.1.1 Setup...
  • Page 55 7.1 Adjustment of an A14 RX RF/IF Unit. 7.1.1.2 Download Download the MD8480A.dl (refer to 4.3). Click Signalling Tester on the Desktop screen to start. Click SYSTEM on the Control Software window. Write Serial number at the Serial No column.
  • Page 56 Section 7 Total Adjustment 11. Click RX RF#1 on the Parameter Setup window. 12. Write 9750 at the Channel column. 13. Write –30 at the Reference Power column. 14. Click the OK on the "Rx RF#1 Unit" window. [13]...
  • Page 57 7.1 Adjustment of an A14 RX RF/IF Unit. 15. Choose HHO at the Base Band and the RF Unit Connection column at the Pa- rameter Setup window. 16. Choose Main at the Connector column on the Parameter Setup window. 17. Check the value 9750 (1950.0MHz) at the Channel column, and –10dBm at the Reference Power column.
  • Page 58 Section 7 Total Adjustment 7.1.1.3 Procedure Set SG as follows Frequency = 1950.0MHz Level = 0dBm No modulation Remove the jumper pin (X5) installed on X3 and connect the Jumper Cable. Connect the other side of the Jumper Cable to the power meter. Adjust R57 so that the power meter level is –1dBm±0.1dB.

  • Page 59: Adjustment Of R87,R92 (Rssi Level Volume) Of An A14 Rx Rf/If Unit (Standard)

    7.1 Adjustment of an A14 RX RF/IF Unit. 7.1.2 Adjustment of R87,R92 (RSSI Level volume) of an A14 RX RF/IF unit (Standard) 7.1.2.1 Setup...
  • Page 60 R87, R92 of adjustment value When adjusting RX RF/IF (Standard), connect Multi Meter to Detector Out- put on the rear of the MD8480A/B. (1) Wind both of RSSI_OFFSET ; R92 and RSSI_GAIN; R87 counter- clockwise all the way to the end.
  • Page 61 7.1 Adjustment of an A14 RX RF/IF Unit. (Example) When Level1: –4.6 dB, Level2: –24.1 dB and Level3: –38.9 dB, [1] Memorize voltage value at Level2. [2] Wind RSSI_GAIN ; R87 and raise the voltage a little (approximately 0.01 through 0.03V). [3] Wind RSSI_OFFSET ;...

  • Page 62: Adjustment Of R57,R87,R92Of An A14 Rx Rf/If Unit (Option)

    Section 7 Total Adjustment 7.1.3 Adjustment of R57,R87,R92of an A14 RX RF/IF unit (Option) This process is required only when MD8480A-01 "Additional RF Unit" is available. Click SETUP on the Control Software window. Click the RX RF#2 on Parameter Setup window.
  • Page 63 7.1 Adjustment of an A14 RX RF/IF Unit. Choose HHO at the Base Band and the RF Unit Connection column at the Pa- rameter Setup window. Choose Main at the Connector column at the Parameter Setup window. Check the value 9750 (1950.0MHz) at the Channel column, and –10dBm at the Reference Power column.

  • Page 64: Adjustment Of Iq Signal Timing Generator

    Click Timing Genera on the INDEX window. After activating "Hyper Terminal", turn on the power of the MD8480A/B (front and rear of MD8480A/B) and press the Enter key within one second when COMMAND> is displayed. (When the Enter key is accepted, "System Start Timer is Aborted" is displayed.
  • Page 65 7.2 Adjustment of IQ signal Timing Generator 13. Click SS at Hyperterminal Command. 14. Check that the message "System Start" on the Hyper Terminal window. 15. Check that the message "TR_W LISTEN Done" appears on the Hyper Terminal window. 16. Excute Aging for five minutes. 17.
  • Page 66 Section 7 Total Adjustment 7.2.1.3 Set MS8608A Press Freq/Channel of MS8608A and enter 2140MHz. Entering 4MHz (Any value within approximately 3 MHz through 5MHz after pressing Span causes signal shown below to be displayed on MS8608A. 7.2.1.4 Adjustment of Timing Generator Volume (1) Adjust first (blue) and second (blue) volumes from the front of the MU848059A Timing Generator and set the level of 2140 MHz to the lowest.

  • Page 67: Adjustment Of Iq Signal Timing Generator Of Downlink2

    7.2 Adjustment of IQ signal Timing Generator 7.2.2 Adjustment of IQ signal Timing Generator of Downlink 2 This process is required only when MD8480A-01 "Additional RF Unit" is available. 7.2.2.1 Set Up Connect J0003A to Downlink 2. 7.2.2.2 Procedures Click 2140M at SG2 of <IQ Adjust: sub> on the Index window.
  • Page 68 Section 7 Total Adjustment 7.2.2.3 Set MS8608A Press Freq/Channel of MS8608A and enter 2140 MHz. Entering 4 MHz (Any value within approximately 3 MHz through 5MHz after pressing Span causes signal shown below to be displayed on MS8608A. 7.2.2.4 Adjustment of Timing Generator Volume (1) Adjust fifth (blue) and sixth (blue) volumes from the front of the MU848059A Timing Generator and set the level of 2140 MHz to the lowest.

  • Page 69: Check The Downlink Signal Level Of Main

    7.2 Adjustment of IQ signal Timing Generator 7.2.3 Check the Downlink signal level of Main 7.2.3.1 Set Up Connect J0003A to Main terminal. 7.2.3.2 Procedures Click 2110M at SG2 of "IQ Adjust : Main" on the Index window. Click 2170M at SG2 of "IQ Adjust : Main" on the Index window. 7.2.3.3 Check Level Check that the value is within the range of –30 dBm ±5 dB at 2111 MHz on the...
  • Page 70 Section 7 Total Adjustment 7-18.

  • Page 71: Section 8 Correction Software

    Section 8 Correction Software Outline ..............Set up ............... Test Proceduse ............

  • Page 72: Outline

    Outline Check the downlink signal level accuracy from Main and Downlink1/2 terminals for each frequency. "±1.5 dB" is specified for the output level accuracy of MD8480A/B. Setup Setup the performance test equipment as shown below. (Frequency Mode) Setup the performance test equipment as shown below. (Attenuator Mode)

  • Page 73: Test Proceduse

    8.3 Test Procedures Test Procedures Double-click "MD8480A.exe" (shortcut key) of Desktop. Enter settings as shown below. Model name : MD8480A+Opt01 Lot Number : Enter Lot No. that you are using. Serial Number : Enter the last 4 digits of Serial No.
  • Page 74 Section 8 Correction Software Pressing the Execute button provides a confirmation screen. Select Yes. As Reset Log screen appears, press the Enter key. Press OK after confirming the indication of "pROBE+>". "Clear end" should be displayed. Press OK after confirmation. Close the System Initialization screen by clicking Cancel.
  • Page 75 Check that the message "pROBE+>" appears on the Reset Log screen. 10. Set the bottom of Reset Log screen as follows and press Excute. 11. Connect Power Meter to Downlink1 of MD8480A/B. Confirm whether it is – 15±4.0dBm. (Perform calibration of Power Meater) 12.
  • Page 76 Section 8 Correction Software...
  • Page 77 Section 9 Performance Test Vector Error .............. 9.1.1 Outline ............9.1.2 Set up ............9.1.3 Test Procedures ..........VSWR ............... 9.2.1 Outline ............9.2.2 Set up ............9.2.3 Test Procedures ..........

  • Page 78: Section 9 Performance Test

    Section 9 Performance Test VECTOR ERROR 9.1.1 Outline Check the Vector Error of the Downlink signals. The Vector Error is 6.0% or less. 9.1.2 Set Up Start "INDEX.html" and write a Serial number. Click "TEST" on the INDEX window. Click "RMS Vector error" on the INDEX window. Download "Program"...
  • Page 79 9.1 Vector Error 10. Press the button of MS8608A in the order of [Shift] → [Lowpower] → [Shift] → [Continuous] and set all parameters on the MS8608A screen.
  • Page 80 9.1.3 Test Procedures Press F2 (Modulation Analysis) on MS8608A. Set 2110 MHz at the Frequency column on MS8608A. Connect Downlink1 Connector at MD8480A/B and Low Power Input Connector at MS8608A. Click UNIT on the INDEX window. Click "Timing Genere" on the INDEX window.
  • Page 81 9.1 Vector Error Press [Adjust Range]on the MS8608A screen. Record RMS Vector Error data on the MS8608A screen. 10. Change the test terminal and frequency (Refer to Table 7-1). Repeat the steps between No.2 to No.8. Table 7-1 Check items Test Connector Frequency Measurement...

  • Page 82: Vswr

    Section 9 Performance Test 9.2. VSWR 9.2.1 Outline Check the VSWR at MD8480A/B. 9.2.2 Set up Setup Network Analyser 1. Set the frequency range as follows: START: 300 MHz STOP: 3 GHz. 2. Set VSWR by pressing the FORMAT key.
  • Page 83 9.2 VSWR Connect the terminal (refer to the table below) of MD8480A/B and Network Analyser. Set the SG/Rx RF/IF parameter (refer to the table below). Measure the VSWR. Check the maximum VSWR. 10. Check if the measurement results are within the acceptable range.
  • Page 84 Section 9 Performance Test 11. Connect the terminal (refer to the table below) of MD8480A/B and Network Analyser. 12. Set the SG/Rx RF/IF parameter (refer to the table below). 13. Measure the VSWR. 14. Check the maximum VSWR. 15. Check if the measurement results are within the acceptable range.
  • Page 85 Section 10 Check of Function Refer to the separate operation manual "6 Maintenace". 10.1 Self-diagnosis (DPCH) ..........10-2 10.1.1 Outline ............10-2 10.1.2 Setup ............. 10-2 10.1.3 Test Procedures ..........10-2 10.2 Self-diagnosis (PRACH) ........... 10-6 10.2.1 Outline ............10-6 10.2.2 Setup .............

  • Page 86: Section 10 Check Of Function

    Check that the message "System Start Timer is Aborted" appears on the Hyper Terminal window. If the message does not appear, turn off MD8480A/B and go back to the step 5. Click in order of C-drive→Firmware→MD8480A_121→ma8480A.dl. Click Setup at Firmware Change's Downloads.

  • Page 87: Self-Diagnosis (Dpch)

    10.1 Self-diagnosis (DPCH) 19. Choose in order of C-Drive→control file→scenario file→newDpch →Start_HHO (UDI) BER.dll on SCENARIO window. 20. Click MONITOR on the Control Software window. 21. Click TRACE on the Control Software window. 22. Click SETUP on the Control Software window. 23.
  • Page 88 Section 10 Check of Function 35. Check that the messages appear on the Trace window. 36. Check an area on the Main window displays "Bit Error Rate = 0 / XXX" for more than 3 minutes. 37. Wait until the Scenario select window appears (about 3 minutes). 38.
  • Page 89 10.1 Self-diagnosis (DPCH) 59. Wait until the Scenario select window appears (about 3 minutes). 60. Click STOP on the Control Software window. 61. Click PHY, then MAC on the TRACE window. 62. Check [Opt2 : 0000] on the Detail Display Area. 63.

  • Page 90: Self-Diagnosis (Prach)

    Check that the message "System Start Timer is Aborted" appears on the Hyper Terminal window. If the message does not appear, turn off MD8480A/B and go back to the step 5. Click in order of C-drive→Firmware→MD8480A_121→ma8480A.dl. Click Setup at Firmware Change's Downloads.
  • Page 91 10.2 Self-diagnosis (PRACG) 19. Choose in order of C-Drive→control file→scenario file→prach→ Start_SCCPCH (FACH).dll on the SCENARIO window. 20. Click MONITOR on the Control Software window. 21. Click TRACE on the Control Software window. 22. Click SETUP on the Control Software window. 23.
  • Page 92 Section 10 Check of Function 35. Click SCENARIO on the Control Software window. 36. Choose in order of C-Drive→control file→scenario file→Prach→ Start_SCCPCH (FACH)2.dll. 37. Connect Uplink terminal and Downlink2 terminal at SMA Cable. 38. Click SETUP on the Control Software window. 39.

  • Page 93: Section 11 Mechanical

    Section 11 Mechanical Configuration Fig.11-1 Front panel exploded diagram ......11-2 Fig.11-2 Top surface exploded diagram ......11-3 Fig.11-3 Chassis exploded diagram (1/2) ......11-4 Fig.11-4 Chassis exploded diagram (2/2) ......11-5 Fig.11-5 Left side chassis exploded diagram ....11-6 Fig.11-6 Right side chassis exploded diagram ....
  • Page 94 Section 11 Mechanical Configuration Fig. 11-1 Front panel exploded diagram See this diagram when removing the A0010, MU848051A, -52A, -53A, -55A, -56A, - 57A, -58A, and 59A. 11-2...
  • Page 95 Section 11 Mechanical Configuration Fig. 11-2 Top surface exploded diagram See this diagram when removing the MM800073A: A13SG and MM800074A: A14 RX RF/IF. 11-3...
  • Page 96 Section 11 Mechanical Configuration Fig. 11-3 Chassis exploded diagram (1/2) See this diagram when removing the front panel, top panel, and body. 11-4...
  • Page 97 Section 11 Mechanical Configuration Fig. 11-4 Chassis exploded diagram (2/2) See this diagram when removing the Z4 Power Divider and Z7 Power Divider. 11-5...
  • Page 98 Section 11 Mechanical Configuration Fig. 11-5 Left side chassis exploded diagram See this diagram when removing the MM800072A: A11 Connect, MM800075A: A17 DC/DC, Z1 Power Divider, Z6 Back Plane, and Relay. 11-6...
  • Page 99 Section 11 Mechanical Configuration Fig. 11-6 Right side chassis exploded diagram 11-7...
  • Page 100 Section 11 Mechanical Configuration Fig. 11-7 A15 exploded diagram (1/2) See this diagram when removing the A15 Reference. 11-8...
  • Page 101 Section 11 Mechanical Configuration Fig. 11-8 A15 exploded diagram (2/2) 11-9...
  • Page 102 Section 11 Mechanical Configuration Fig. 11-9 MD8480A-01 exploded diagram See this diagram when removing the optional unit of MD8480A-01. 11-10...
  • Page 103 Section 11 Mechanical Configuration Table 11-1 Mechanical Parts List Parts No. Name Remarks Q'ty 32E11801 Foot, Front Right Side Bottom 32E11801B Foot, Front Left Side Bottom 32E11802 Foot, Front Left Side Top 32E11802B Foot, Front Right Side Top 32E11807 Foot, Rear Right Side Top 32E11807B Foot, Rear Left Side Top 32E11808...
  • Page 104 Section 11 Mechanical Configuration Table 11-1 Mechanical Parts List (Continued) Parts No. Name Remarks Q'ty 42 332B44173 Mother Board Plate 43 33B44121 CPCI Sub Rack 44 332B44512 Bracket, Sub Rack 45 342B125443 Connect Angle 46 332B44511 Sub Rack Angle 47 323B14912 Rear Panel 48 323B14782 Chassis, Assembly...
  • Page 105 Section 12 Service Kit 12-1...
  • Page 106 Section 12 Service Kit Service Kit Product name Service Kit Configuration table 34Y127599 Application Section 7 Total Adjustment Section 8 Correction Software Section 10 Check of Function List of Service Kit No. Ordering Name Qty Adjustment Remarks Item J0576B COAXIAL CORD, 1.0M All Test N to BNC Extender Cable...

  • Page 107: Appendix A Procedure For Writing Into Cpu Board

    Appendix A Procedure for writing into CPU board...
  • Page 108 Appendix A Procedure for writing into CPU board The program for a booting, which corresponds to BIOS, is written into MU848051A CPU board. Procedure for writing the booting program 1. Turn on only the 7th dip-switch which is written "SW2" on CPU board 2.
  • Page 109 Appendix A Procedure for writing into CPU board 4. Insert the CPU board into the rightmost side of the MD8480A/B, and con- nect to the control PC with a RS-232C cable. 5. Activate "Hyper Terminal" on the Control PC, turn on the power of the MD8480A/B.
  • Page 110 Appendix A Procedure for writing into CPU board How to extract IP address Use four digits from the bottom of Serial Number, and it corresponds to the following. IP address for 10/100Base-T: 1. 2. 1AB. 1CD IP address for Control PC : 1. 1. 1AB. 1CD That is, it makes the numbers which 100 added to the value of AB and CD respec- tively.
  • Page 111 MD8480A/B W-CDMA Signalling Tester Service Manual Read this manual before using the equipment. Keep this manual with the equipment.
  • Page 113 ANRITSU CORPORATION 5-10-27, Minamiazabu, Minato-ku, Tokyo 106-8570 Japan / Phone: 81-3-3446-1111 Document No.: M–W1748BE Printed in Japan...

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