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Rohde & Schwarz ZVB 4, Manual

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1145.1084.82.01 1 

 

 

 

Test and Measurement 

 

Division 

 

 

 

Manual

  

 

Vector Network Analyzer

 

 

R&S

ZVB4 / ZVB8

 

 

1145.1010.06/10

 

 

 

 

 

 

 

 

 

Printed in the Federal 
Republic of Germany 

 

Summary of Contents for ZVB 4

Page 1: ...1145 1084 82 01 1 Test and Measurement Division Manual Vector Network Analyzer R S ZVB4 ZVB8 1145 1010 06 10 Printed in the Federal Republic of Germany ...

Page 2: ...84 82 01 2 Dear Customer throughout this manual the Vector Network Analyzer R S ZVB is abbreviated as R S ZVB R S is a registered trademark of Rohde Schwarz GmbH Co KG Trade names are trademarks of the owners ...

Page 3: ...users and equipment 5 Prior to switching on the unit it must be ensured that the nominal voltage set on the unit matches the nominal voltage of the AC supply network If a different voltage is to be set the power fuse of the unit may have to be changed accordingly 6 Units of protection class I with disconnectible AC supply cable and appliance connector may be operated only from a power socket with ...

Page 4: ...ppropriate containers only Do not short circuit the battery 12 Equipment returned or sent in for repair must be packed in the original packing or in packing with electrostatic and mechanical protection 13 Electrostatics via the connectors may dam age the equipment For the safe handling and operation of the equipment appropriate measures against electrostatics should be im plemented 14 The outside ...

Page 5: ...modernmethodsavailable This product was developed manufac tured and tested in compliance with our quality management system standards The Rohde Schwarz quality manage ment system is certified according to stan dards such as ISO9001 and ISO14001 Certificat de qualité Cher client Vous avez choisi d acheter un produit Rohde Schwarz Vous disposez donc d un produit fabriqué d après les métho des les pl...

Page 6: ...29 13306 E mail werner breidling rsd rohde schwarz com In case of urgent spare parts requirements for this Rohde Schwarz unit please contact our spare parts express service Outside business hours please leave us a message or send a fax or e mail We shall contact you promptly ...

Page 7: ... Buenos Aires Tel 541 14 331 10 67 Fax 541 14 334 51 11 alberto lombardi prec elec com ar Argentina Rohde Schwarz Australia Pty Ltd Sales Support Unit 6 2 8 South Street Rydalmere N S W 2116 Tel 61 2 88 45 41 00 Fax 61 2 96 38 39 88 sales rsaus rohde schwarz com Australia Rohde Schwarz Österreich Ges m b H Am Europlatz 3 Gebäude B 1120 Wien Tel 43 1 602 61 41 0 Fax 43 1 602 61 41 14 rs austria rso...

Page 8: ... Berlin Tel 49 30 34 79 48 0 Fax 49 30 34 79 48 48 info rsv rohde schwarz com Zweigniederlassung Büro Bonn Josef Wirmer Straße 1 3 D 53123 Bonn Postfach 140264 D 53057 Bonn Tel 49 228 918 90 0 Fax 49 228 25 50 87 info rsv rohde schwarz com Germany Zweigniederlassung Nord Geschäftsstelle Hamburg Vierenkamp 6 D 22423 Hamburg Tel 49 40 38 61 83 00 Fax 49 40 38 61 83 20 info rsv rohde schwarz com Zwei...

Page 9: ... com jo Jordan Rohde Schwarz Kazakhstan Representative Office Almaty Pl Respubliki 15 480013 Almaty Tel 7 32 72 67 23 54 Fax 7 32 72 67 23 46 rs kazakhstan rsd rohde schwarz com Kazakhstan Excel Enterprises Ltd Dunga Road P O Box 42 788 Nairobi Tel 254 2 55 80 88 Fax 254 2 54 46 79 Kenya Rohde Schwarz Korea Ltd 83 29 Nonhyun Dong Kangnam Ku Seoul 135 010 Tel 82 2 34 85 19 00 Fax 82 2 547 43 00 sal...

Page 10: ...Arabia Gentec Haji Abdullah Alireza Co Ltd P O Box 43054 Riyadh Tel 966 1 293 20 35 Fax 966 1 466 16 57 akanbar gentec com sa Saudi Arabia Rohde Schwarz Representative Office Belgrade Tose Jovanovica 7 11030 Beograd Tel 381 11 305 50 25 Fax 381 11 305 50 24 rs scg rscs rohde schwarz com Serbia Montenegro Rohde Schwarz Regional Headquarters Singapore Pte Ltd 1 Kaki Bukit View 05 01 02 Techview Sing...

Page 11: ... Mobile Communication P O Box 17466 JAFZ PPU ZG 07 Dubai Tel 971 4 883 71 35 Fax 971 4 883 71 36 Rohde Schwarz Emirates L L C ESNAAD Premisses at Mussafah P O Box 31156 Abu Dhabi Tel 971 2 55 49 411 Fax 971 2 55 49 433 rsuaeam emirates net ae Rohde Schwarz UK Ltd Ancells Business Park Fleet Hampshire GU51 2UZ Tel 44 1252 81 88 88 sales 44 1252 81 88 18 service Fax 44 1252 81 14 47 sales rsuk rohde...

Page 12: ... calibra tion Chapter 3 Describes the instrument design and simple repair and troubleshooting strate gies Board replacement plays a key role Chapter 4 Contains information on expansions and modifications achieved by updating in strument software and by retrofitting options Chapter 5 Describes how to return the instrument and order spare parts It also contains spare parts lists and exploded diagram...

Page 13: ...n Instrument model Serial number Firmware version If repairs are to be made the description of the fault should be as accurate as possible Contact person to answer any questions that may arise Rohde Schwarz offers the following calibration services Calibration on R S s own test systems The calibration documentation meets the requirements of the ISO 9000 quality management system Calibration in an ...

Page 14: ...he Frequency Uncertainty 1 3 Checking the Harmonics 1 4 Checking the Maximum Output Power 1 5 Checking the Accuracy of Output Power 1 6 Checking the Output Linearity 1 7 Checking the Power Measurement Uncertainty 1 8 Checking the Input Linearity 1 9 Checking the Input Noise Level 1 10 Checking the Matching raw 1 11 Checking the Dynamic Range 1 12 Checking the Dynamic Range reduced due to Spurious ...

Page 15: ...fications in the data sheet are binding The values in the data sheet are guaranteed limits Because of the measurement errors that arise these limits must be increased to encompass the tolerances of the measuring equipment used for the performance test Entries for the measurement are represented in the following way KEY Press a front panel key e g SPAN SOFTKEY Press a softkey e g MARKER PEAK nn uni...

Page 16: ...tput power Power measurement uncertainty 3 Network analyzer 300 kHz to 8 GHz ZVC 1127 8600 61 Matching port 1 to port 4 4 Calibration kit N 50 Ω 300 kHz to 8 GHz ZV Z21 1085 7099 02 Input linearity Matching port 1 to port 4 Input noise level 5 Signal generator 300 kHz to 8 GHz Power 40 dBm to 10 dBm SMR27 with Option SMR B15 SML01 1104 0002 27 1104 4989 02 1090 3000 11 Power measurement uncertaint...

Page 17: ...to port 2 to port 4 Spectrum analyzer settings PRESET FREQ 1 GHz SPAN 50 kHz BW MANUAL RES BW 10 kHz MARKER MARKER MODE FREQ COUNT AMPT REF LEVEL 10 dBm R S ZVB settings Select System Internal Reference Preset Meas Wave Quantities a1 Src Port 1 Sweep Sweep Type CW Mode CW Frequency 1 GHz Power 0 dBm Sweep Single Restart Measurement Read off the frequency indicated by the marker Frequency deviation...

Page 18: ...100 Hz MARKER DETECTOR RMS AMPT REF LEVEL 10 dBm For measurement frequencies see Performance Test Report fGEN R S ZVB settings Preset Meas Wave Quantities a1 Src Port 1 a2 Src Port 2 a3 Src Port 3 a4 Src Port 4 Sweep Sweep Type CW Mode CW Frequency fGEN Power 8 dBm Sweep Single Restart For measurement frequencies see Performance Test Report fGEN Measurement Read off the levels Ln fgen n 1 2 3 indi...

Page 19: ...o port 4 Power sensor settings For measurement frequencies see Performance Test Report fGEN R S ZVB settings Preset Meas Wave Quantities a1 Src Port 1 a2 Src Port 2 to a4 Src Port 4 Sweep Sweep Type CW Mode CW Frequency fGEN Power 16 dBm Sweep Single Restart For measurement frequencies see the Performance Test Report fGEN Measurement Read off the level indicated by the power meter Max power see Pe...

Page 20: ...2 to port 4 Power sensor settings For measurement frequencies see Performance Test Report fGEN R S ZVB settings Preset Meas Wave Quantities a1 Src Port 1 a2 Src Port 2 a3 Src Port 3 a4 Src Port 4 Sweep Sweep Type CW Mode CW Frequency fGEN Power 10 dBm Sweep Single Restart For measurement frequencies see Performance Test Report fGEN Measurement Read off the levels indicated by the power sensor Leve...

Page 21: ...MARKER DETECTOR RMS AMPT REF LEVEL 5 dBm For measurement frequencies see Performance Test Report fGEN R S ZVB settings Preset Meas Wave Quantities a1 Src Port 1 a2 Src Port 2 a3 Src Port 3 a4 Src Port 4 Sweep Sweep Type CW Mode CW Frequency fGEN Power lGEN Sweep Single Restart For measurement frequencies fGEN and levels lGEN see Performance Test Report Measurement Read the spectrum analyzer s mark...

Page 22: ...ng an adapter from the calibration kit The reference oscillators in the signal generator and in the ZVB must be synchronized R S ZVB settings Preset Meas Wave Quantities b1 Src Port 1 b2 Src Port 2 b3 Src Port 3 b4 Src Port 4 Power RF Off Meas Bandwidth 100 Hz Marker Sweep Sweep Type CW Mode CW Frequency fGEN Sweep Single Restart For the measurement frequencies see Performance Test Report fGEN Mea...

Page 23: ...s for the spectrum analyzer PRESET AMPT REF LEVEL 15 dBm FREQ CENTER fGEN SPAN ZERO SPAN BW MANUAL RES BW 10 Hz MARKER DETECTOR RMS For measurement frequencies see Performance Test Report fGEN Reference measurement Set the ZVB and the spectrum analyzer to fGEN Set the ZVB output power to 40 dBm and increase the power in 5dB steps up 10 dBm 8 dBm Read off the level displayed by the spectrum analyze...

Page 24: ...s Wave Quantities b1 Src Port 1 b2 Src Port 2 b3 Src Port 3 b4 Src Port 4 Power RF Off Meas Bandwidth 10 Hz Marker Sweep Sweep Type CW Mode CW Frequency fGEN Service Function 1 0 0 1 1 see chapter 3 Service Functions Service Level 2 Measure Wave Quantities More Wave Quantities Properties Detector RMS Sweep Single Restart For measurement frequencies see Performance Test Report fGEN Measurement Read...

Page 25: ...4 Test cable see Chapter Test Equipment Item7 Preparation test setup Connect the test cable to the network analyzer and perform a 1 port calibration at the end of the cable Connect the test cable to port 1 port2 to port 4 on the R S ZVB R S ZVB settings Preset Power 40 dBm Measurement Read off the network analyzer s marker values for marker frequencies see Performance Test Report ...

Page 26: ...rive Port 2 Meas Ratios b2 a1 Drive Port 1 Meas Ratios b3 a4 Drive Port 4 Meas Ratios b4 a3 Drive Port 3 Power 10 dBm Meas Bandwidth 10 Hz Marker Sweep Sweep Type CW Mode CW Frequency fGEN Service Function 1 0 0 1 1 see chapter 3 Service Functions Service Level 2 Measure Wave Quantities More Wave Quantities Properties Detector RMS Sweep Single Restart For measurement frequencies see Performance Te...

Page 27: ...ort 2 Meas Ratios b2 a1 Drive Port 1 Meas Ratios b3 a4 Drive Port 4 Meas Ratios b4 a3 Drive Port 3 Start 16 MHz Number of Points 500 Power 10 dBm Meas Bandwidth 1000 Hz Marker Sweep Sweep Type CW Mode CW Frequency fGEN Service Function 1 0 0 1 1 see chapter 3 Service Functions Service Level 2 Measure Wave Quantities More Wave Quantities Properties Detector RMS Sweep Single Restart For measurement ...

Page 28: ... Input DC MEAS 1V DC MEAS 10V of the ZVB using the DC cable R S ZVB settings Preset For DC Meas 1 V Meas More DC Inputs DC Meas 1 V Format Real Scale Scale Div 25 x1 Marker For DC Meas 10 V Meas More DC Inputs DC Meas 10 V Format Real Scale Scale Div 2 5 x1 Marker Measurement Set Power Supply to DC values UDC using Multimeter URE DC values see Performance Test Report and connect it to pos and neg ...

Page 29: ...Report ZVAB Version 30 09 04 Model ZVB4 ZVB8 Item number 1045 Serial number Tested by Date Signature General All Tables apply to port1 values for ports 2 to 4 are identical Parameter Covered on Min value Actual value Max value Unit Measurement tolerance Frequency deviation 1 GHz With Option ZVAB B4 Page 1 3 8000 100 _________ 8000 100 Hz 1 Hz ...

Page 30: ...1 MHz 100 MHz 150 MHz 100 MHz 200 MHz 300 MHz 200 MHz 400 MHz 600 MHz 500 MHz 1000 MHz 1500 MHz 750 MHz 1500 MHz 2250 MHz 1 GHz 2 GHz 3 GHz 1 5 GHz 3 GHz 4 5 GHz 2 GHz 4 GHz 6 GHz Page 1 4 ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 2...

Page 31: ...ue Max value Unit Measurement tolerance Port Harmonics Source power 8 dBm Freq Harmonics 2 1 GHz 4 2 GHz 6 3 GHz 2 5 GHz 5 0 GHz 3 0 GHz 6 0 GHz 3 5 GHz 7 GHz ZVB8 only 7 GHz 14 GHz 8 GHz 16 GHz Page 1 4 ________ ________ ________ ________ ________ ________ ________ 20 20 20 20 20 20 20 dBc 1 dB ...

Page 32: ...z 2 GHz 2 1 GHz 2 5 GHz 3 GHz 3 5 GHz 4 GHz ZVB8 only 4 1 GHz 4 5 GHz 5 GHz 5 5 GHz 6 GHz 6 5 GHz 7 GHz 7 5 GHz 8 GHz Page 1 5 10 10 10 10 10 10 13 13 13 13 13 13 13 13 13 13 13 13 13 10 10 10 10 10 10 10 8 8 ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ __...

Page 33: ... 1 GHz 2 5 GHz 3 GHz 3 5 GHz 4 GHz ZVB8 only 4 1 GHz 4 5 GHz 5 GHz 5 5 GHz 6 GHz 6 5 GHz 7 GHz 7 5 GHz 8 GHz Page 1 6 3 3 3 3 3 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ _...

Page 34: ... 15 dB 10 dB 5 dB 5 dB 10 dB 15 dB 20 dB 25 dB 30 dB Page 1 7 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ______...

Page 35: ... dB 20 dB 25 dB 30 dB 4 GHz 20 dB 15 dB 10 dB 5 dB 5 dB 10 dB 15 dB 20 dB 25 dB 30 dB Page 1 7 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ __...

Page 36: ...dB 15 dB 20 dB 25 dB 30 dB 8 GHz 18 dB 15 dB 10 dB 5 dB 5 dB 10 dB 15 dB 20 dB 25 dB 30 dB Page 1 7 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ______...

Page 37: ... GHz 2 5 GHz 3 GHz 3 5 GHz 4 GHz ZVB8 only 4 1 GHz 4 5 GHz 5 GHz 5 5 GHz 6 GHz 6 5 GHz 7 GHz 7 5 GHz 8 GHz Page 1 8 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ___...

Page 38: ...0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ___...

Page 39: ... 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ _______...

Page 40: ...z ZVB8 only 4100 12345 MHz 4500 12345 MHz 5000 12345 MHz 5050 12345 MHz 5700 12345 MHz 6000 12345 MHz 6350 12345 MHz 6360 12345 MHz 7000 12345 MHz 7500 12345 MHz 7999 87655 MHz Page 1 10 ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ______...

Page 41: ...Hz 1 GHz 1 5 GHz 2 GHz 2 5 GHz 3 GHz 3 5 GHz 4 GHz ZVB8 only 4 5 GHz 5 GHz 5 5 GHz 6 GHz 6 5 GHz 7 GHz 7 5 GHz 8 GHz Page 1 11 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 14 14 ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ______...

Page 42: ...GHz 5 GHz 5 05 GHz 5 7 GHz 6 GHz 6 35 GHz 6 36 GHz 7 GHz 7 5 GHz 8 GHz Page 1 12 80 80 80 80 80 80 120 120 120 123 123 123 123 123 123 123 123 123 123 120 120 120 120 120 120 120 120 120 115 108 ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ _______...

Page 43: ...504 MHz 4000 MHz ZVB8 only 4096 MHz 4496 MHz 5008 MHz 5056 MHz 5696 MHz 6000 MHz 6352 MHz 6368 MHz 6992 MHz 7488 MHz 8000 MHz Page 1 13 50 50 50 90 90 90 93 93 93 93 93 93 93 93 93 90 90 90 90 90 90 90 90 90 85 78 ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ ______...

Page 44: ...___ ________ ________ ________ ________ ________ ________ ________ ________ ________ ________ 27 5 10 0 2 75 2 75 10 0 27 5 27 5 10 0 2 75 2 75 10 0 27 5 mV 1 mV Accuracy DC meas 10 V Pos Input 10 0 V 3 0 V 0 1 V 0 1 V 3 0 V 10 0 V Neg Input 10 0 V 3 0 V 0 1 V 0 1 V 3 0 V 10 0 V Page 1 14 0 275 0 10 0 0275 0 0275 0 10 0 275 0 275 0 10 0 0275 0 0275 0 10 0 275 ________ ________ ________ ________ __...

Page 45: ...Contents Chapter 2 Alignment 2 Alignment 2 3 Service Menu 2 3 Manual Alignment and Recording Correction Values 2 4 Measuring Equipment 2 4 Aligning the Frequency Accuracy 2 5 Aligning the DC Inputs 2 6 Correction ValueRecording 2 8 Factory System Error Calibration 2 11 ...

Page 46: ...Table of Contents Alignment R S ZVB 1145 1078 82 I 2 2 E 1 This page has been left blank intentionally ...

Page 47: ...pecifications by correcting any deviations The alignments must be performed within an ambient temperature range of 22 C to 24 C after the appropriate warm up time The ZVB meets its specs and is ready for operation when the alignment has been performed and or correction values have been recorded and a system error calibration carried out Service Menu Access to the board alignment functions is passw...

Page 48: ... R5361B with Option 23 Frequency accuracy of the reference oscillator 2 Signal generator 300 kHz to 8 GHz SML01 SMR20 1090 3000 11 1104 0002 20 Recording correction values 3 Power meter 300 kHz to 8 GHz NRVD 0857 8008 02 Recording correction values 4 Power sensor 300 kHz to 8 GHz NRV Z51 0857 9004 02 Recording correction values 5 Power divider DC to 8 GHz Weinschel Mod 5628 1109 0617 00 Recording ...

Page 49: ...without OCXO Option B4 10 MHz 1 Hz Model with OCXO Option B4 10 MHz 0 3 Hz Alignment without Option ZVAB B4 Enter Service Function 2 1 1 6 209 0x000000 Read off the frequency counter display e g 10 000050 MHz Change the right hand segment corresponding to bit 0 to bit 11 of the data word e g to 000400 instead of 000000 Read off the frequency counter display again e g 10 000010 MHz Change the left ...

Page 50: ...asure DC Inputs DC Meas 10V Measurement Read off the voltages displayed by the ZVB V1 positive voltage V2 negative voltage Calculating the corrections M scaling factor F offset M V1 V2 2 F V1 V2 V1 V2 M V1 V2 20 F 10x V1 V2 V1 V2 Pin assignment for DC MEAS connector The values that have been obtained in this way are now written to the hard disk using the Service Functions described below and then ...

Page 51: ...C voltage measurement inputs has been completed end the NWA application and restart Check the alignment by applying the four voltages 1 V 1 V 10 V and 10 V and as a further check 0 V Reading the previous DC values Select Read in the Service Function Menu Set Service Functions 3 1 2 5 dc_meas_1V DcMeasMultiplier 3 1 2 5 dc_meas_1V DcMeasOffset 3 1 2 5 dc_meas_10V DcMeasMultiplier 3 1 2 5 dc_meas_10...

Page 52: ...8 82 2 8 E 1 Correction Value Recording Required test equipment see Table 2 1 PC with ZVAB Service program Power meter with power sensor Signal generator Connect the PC ZVB power meter and signal generator via the IEC IEEE bus interface Start the ZVAB Service program ...

Page 53: ...ining ports If all three correction values for the generator side of a port are to be recorded click on the appropriate bar Port 1 If two NRVDs and four NRV Z51 sensors are used for 2 port models one NRVD with two sensors measurements on all ports can be made simultaneously run all Ports Meas channel absolute measurements Test setup Connect generator SMP SMR via power splitter to port1 Screw the N...

Page 54: ...l Ports REF and MEAS channel relative measurement a and b wave Test setup Follow the instructions on the screen screw SHORT to portx or connect test cable between two ports Measurement Wave ratio b1 a1 Specific measurement results can be displayed as a graph by clicking on the appropriate button in the Load section This means that a check can be made at a later date Spurious measurements outliers ...

Page 55: ...r 2 port and 3 port instruments PRESET SWEEP NUMBER OF POINTS 1000 POWER BW AVG MEAS BANDWIDTH 100 HZ CAL START CAL FOUR PORT P1 P2 P3 P4 The SELECT PORT CONNECTOR S dialog which can be skipped with NEXT is displayed The MEASURE STANDARDS dialog then appears The Standards to be measured list then shows the calibration standards When the calibration standards have been connected the calibration mea...

Page 56: ...0 3 31 Replacing a Reflectometer A510 to 540 3 34 Replacing the Inner Conductor of a Port Connector 3 35 Replacing the Bridge unit 3 36 Replacing the Reflectometer Fan 3 38 Replacing Network Controller Board A130 A140 3 39 Replacing Synthesizer Board A150 A160 3 40 Replacing LO Divider A600 3 41 Replacing Frequency Reference Board A100 3 42 Troubleshooting 3 43 Test Equipment and Accessories 3 43 ...

Page 57: ...Instrument Construction and Function Description R S ZVB 1145 1078 82 I 3 2 E 1 ...

Page 58: ...ges of the board and indicates limit violations is provided for troubleshooting and diagnostics Chapter 4 of this service manual describes the installation of options and firmware updates Instrument Construction and Function Description The ZVB s construction is shown schematically by the following block diagrams and the exploded drawings see also Chapter 5 The block diagram will help clarify the ...

Page 59: ...SYNTHESIZER 1 15 to 21 MHz POWER SUPPLY RECEIVER MEAS PORT 1 BRIDGE PORT 1 PORT 1 RECEIVER REF PORT 2 GENERATOR PORT 2 RECEIVER MEAS PORT 2 BRIDGE PORT 2 PORT 2 SYNTHESIZER 2 RECEIVER REF PORT 3 NETCON ANALOG 2 NETCON DIGITAL 2 15 to 21 MHz GENERATOR PORT 3 RECEIVER MEAS PORT 3 BRIDGE PORT 3 RECEIVER REF PORT 4 GENERATOR PORT 4 RECEIVER MEAS PORT 4 BRIDGE PORT 4 LO DIVIDER PORT 3 GENERATOR PORT 1 ...

Page 60: ...4 8 2 ports RECEIVER REF PORT 1 NETCON ANALOG 1 NETCON DIGITAL 1 CPU GRAPHICS DISPLAY SYNTHESIZER 15 to 21 MHz POWER SUPPLY RECEIVER MEAS PORT 1 BRIDGE PORT 1 PORT 1 RECEIVER REF PORT 2 GENERATOR PORT 2 RECEIVER MEAS PORT 2 BRIDGE PORT 2 PORT 2 LO DIVIDER GENERATOR PORT 1 FREQUENCY REFERENCE OPTION OCXO ZVAB B4 ...

Page 61: ...er Meas 1 to 4 on the reflectometer board The internal reference frequencies are generated on the frequency reference board the128 MHz reference frequency is generated there as an internal device reference The following sections describe the various boards in greater detail Reflectometer A reflectometer board comprising a bridge unit a generator section Generator and a receiver section Receiver ar...

Page 62: ...mmodates a temperature sensor which is only used for general temperature checks and not to correct measurement results Netcon digital The netcon digital board further processes the digitized raw data from the netcon analog board Speed considerations mean that digital signal processing is performed in an ASIC which has a clock frequency of 80 MHz The main functions on the board are Mixing to the ba...

Page 63: ...clock frequency is 80 MHz A reference frequency of 10 MHz is standard If the OCXO is fitted the OCXO signal is brought out at the ZVAB s rear panel 10 MHz REF so that further instruments can be synchronised The free running VCXO no OCXO no external reference can be calibrated using a pre tune voltage If no OCXO is fitted a 10 MHz signal is still output at the instrument s rear panel It is derived ...

Page 64: ...board A maximum of four individual synthesizers can be accommodated on a synthesizer board In all there are three different synthesizer variants Model 02 Fitted with four synthesizers Model 03 Fitted with one synthesizer Model 04 Fitted with three synthesizers These synthesizer models are incorporated as follows in the various ZVB models Sy model 02 Sy model 03 Sy model 04 ZVB4 2 ports 2xsource 1x...

Page 65: ...oards associated with the reflectometers that have been installed A maximum of four reflectometers can be supplied with the LO signal in this way The divider comprises a resistive power divider and a buffer amplifier in each of the four output branches The buffer amplifiers are used to compensate for the power divider loss and to provide decoupling between the reflectometers crosstalk ...

Page 66: ...or on are also accommodated on the key pad Key detection and LED control are performed via a foil cable connection on the controller board They are controlled by means of a matrix method implemented by a special microprocessor on the controller board the two LEDs are controlled accordingly When the instrument is turned off at the mains switch the microprocessor saves the status of the Standby On k...

Page 67: ...2 V 6 5 V 8 25 V 12 25 V 12 V standby 12 25 V The control signal RS_PS_ON which is controlled by the front module controller via the STANDBY ON key at the front of the instrument frame activates the power supply In the standby mode the power supply generates only the 12 V standby voltage to supply a crystal oven and the STANDBY status display on the front panel The secondary voltages are open proo...

Page 68: ...nit acts as an FSU bus slave to drive the LEDs instrument front panel to drive the fan in five stages for two temperature sensors on the motherboard for an SPI EEPROM on the motherboard Furthermore the software can detect which device ZVB4 or ZVB8 is present using the MBCON In addition to the voltages delivered by the power supply 28 V is produced from 12 V on the motherboard by means of a boostin...

Page 69: ...play unit Items 800 1060 1145 1770 sheet 1 ZVB Option B4 The terms left and right always mean left and right as seen looking at the front of the instrument Caution Handgelenk Zuleitung und Armband Erdungsleitung Bodenplatte Arbeitsplatz Erdungsanschluß Fersenband Follow the additional safety instructions at the beginning of this manual Disconnect the instrument from the mains before removing the e...

Page 70: ...SB board Test with mouse keyboard Power supply Check error log Fan Motherboard Check error log Alignment DC measurement inputs Reflectometer Check error log Record correction values System error calibration Input connector port 1 to 4 Check error log System error calibration Bridge unit Check error log Record correction values System error calibration Reflectometer fan Check error log Network cont...

Page 71: ...nected Disconnect the cables to the LCD the DC AC illumination converter the key pad keyboard the tachogenerator and if necessary the network connection on the front module controller N B When disconnecting cables be especially careful with the cable to the keyboard It is a foil cable and can only be removed when the locking device on the foil cable connector is released Removing the front module ...

Page 72: ...or for rotary pulse generator Controller module CPU Connector for display and converter adapter board Front Module Controller Typ FMR6 Controller module Fig 3 3 Location of the edge connectors on the front module controller Re insert the front unit into the instrument and secure to the front frame with 4 countersunk screws 610 Fit the following countersunk screws 176 4 177 6 178 8 Caution Avoid tr...

Page 73: ... setup menu Select Advanced BIOS Features Enter Select First Boot Device Select Floppy using page up down key Press F10 key save Enter BIOS has now been programmed Do not turn the instrument off when the program is running Follow the instructions on the screen Select Service Level 2 see Service Functions Check the protocol file for errors INFO Error Log ...

Page 74: ...nd disconnect from the mains supply Remove the 4 screws in the front handles 410 right and left and take off the front handles Remove the countersunk screw 390 next to the display and pull off the front cover 300 303 306 310 313 316 320 323 forwards Remove the 2 countersunk screws 610 in the top of the front frame and the 2 in the bottom Remove the countersunk screws 176 4 177 6 178 8 Pull out for...

Page 75: ...3 4 Location of the lithium battery on the front module controller Installing the new battery and reassembling the instrument Caution Never short circuit the battery Insert the battery under the spring in the holder N B The positive pole of the battery must be uppermost Reinsert the front unit in the instrument and secure to the front frame with 4 countersunk screws 610 Refit the countersunk screw...

Page 76: ... Putting into operation Connect the mains cable and turn on at the power switch The instrument is now in standby mode Select Service Level 2 see Service Functions When the instrument has been started check the protocol file for errors INFO Error Log ...

Page 77: ...able instead carefully lever out the connector strip with a small screwdriver Remove the 2 countersunk screws 725 in the hard disk holder 720 Remove the hard disk 710 and holder 720 Undo the 4 countersunk screws 730 remove the old hard disk and screw the new hard disk to the holder 720 Installing and putting the new hard disk into operation Refit the hard disk and holder into the instrument using ...

Page 78: ...ont unit together with the keyboard and display 600 601 602 603 forwards Caution The cables to the front module controller are still connected Disconnect the cables to the LCD the DC AC illumination converter the key pad keyboard the tachogenerator and if necessary the network connection to the front module controller Note When disconnecting cables be especially careful with the cable to the keybo...

Page 79: ...ont module controller ensuring that the polarity is correct Battery LAN 1 LAN 2 Contact side of switching foil keyboard up Connector for rotary pulse generator Controller module CPU Connector for display and converter adapter board Front Module Controller Typ FMR6 Controller module Fig 3 5 Location of the edge contacts on the front module controller Reinsert the front unit in the instrument and se...

Page 80: ... instrument Caution The cables to the front module controller are still connected Disconnect the cables to the LCD the DC AC illumination converter the key pad keyboard the tachogenerator and if necessary the network connection to the front module controller Note When disconnecting cables be especially careful with the cable to the keyboard It is a foil cable and can only be removed when the locki...

Page 81: ...ted to the front module controller Reconnect the cables to the front module controller ensuring correct polarity Battery LAN 1 LAN 2 Contact side of switching foil keyboard up Connector for rotary pulse generator Controller module CPU Connector for display and converter adapter board Front Module Controller Typ FMR6 Controller module Fig 3 6 Location of the edge contacts on the front module contro...

Page 82: ...t type has its own front cover Turn off the instrument and disconnect from the mains Remove the 4 screws in the front handles 410 right and left and take off the front handles Remove the countersunk screw 390 next to the display and pull off the front cover e g 300 forwards Fit the new front cover and reassemble the instrument by reversing the disassembly procedure Connect the mains cable turn on ...

Page 83: ...ms screws 702 from the floppy drive holder 680 and insert a new floppy disk drive 670 into the floppy drive holder 680 Connect floppy cable 690 on the floppy disk drive Resecure the floppy disk drive 680 from above to the side of the instrument with the fan using 2 sems screws 700 N N Center the floppy disk drive wrt the cut out in the front cover Slide the enclosure 400 back on and screw the 4 re...

Page 84: ...76 4 177 6 178 8 Pull out the front unit together with the keyboard and display 600 601 602 603 forwards and place it with the key side on top of the instrument Remove the 2 screws 1060 disconnect the cable and remove the USB board 1050 Fitting the USB board and reassembling the instrument Install the new USB board by reversing the removal procedure replace all screws and connect and install the r...

Page 85: ...instrument remove screw 737 and anti touch guard 736 On the left hand side of the power supply pull off the protective conductor cable and fuse board 735 to the left On the right hand side of the power supply remove the plug on connections to the motherboard Remove the power supply unit Remove the 4 screws 793 and washers 792 and remove the power supply 790 from the power supply plate 791 Installi...

Page 86: ...nit a little at the rear of the instrument remove screw 737 and anti touch guard 736 On the left hand side of the power supply pull off the fuse board 735 to the left Disconnect the two mains cables from the fuse board Fitting the new fuse board and the power supply Connect the mains cables to the fuse board and refit the fuse board to the power supply Secure the anti touch guard 736 with screw 73...

Page 87: ... 3 fans 15 Remove fan 15 by undoing the 4 fan screws 18 Fitting a new fan and reassembling the instrument Install the fan using the 4 fan screws N B The arrows on the fan show the installation position The fan blows air into the instrument Route the fan cable so that it cannot get caught in the fan Reinsert the fan plate with the 3 fans on it into the instrument and secure with 2 screws 19 and 5 s...

Page 88: ...n the right hand side of the power supply pull off the plug in connections to the motherboard Remove the power supply unit Remove the 4 screws in the front handles 410 right and left and take off the front handles Remove the countersunk screw 390 next to the display and pull off the front cover 300 303 306 310 313 316 320 323 forwards Remove the 2 countersunk screws 610 in the top of the front fra...

Page 89: ...and take out the LO divider together with plate 126 Undo the screws holding the connectors on the rear panel The 6 hexagonal nuts and washers for the BNC connectors 2 hexagonal bolts 530 540 each for the monitor interface and the user control interface 2 hexagonal screws 550 each for the USB interface and in the dummy panel 555 Remove the 3 screws 144 each for the left and right side panels and th...

Page 90: ...ck Install the new motherboard by reversing the removal procedure N B Install the motherboard carefully to prevent any damage to components Lettering indicates where cables are to be connected Reinstall the front module controller front unit power supply boards and cables instrument covers enclosure and rear panel feet by reversing the disassembly procedure Connect the mains cable turn on at the m...

Page 91: ...e out the reflectometer Installing the board and reassembling the instrument Insert the new board into the instrument and reconnect any cables that have been disconnected N B Use the lettering on the motherboard as an aid Screw in the 2 screws 176 177 178 in the front of the instrument next to the port connector Screw in the 2 screws 151 156 161 in the end of the reflectometer Fit the instrument b...

Page 92: ... take out inner conductor unit N B Ensure that the centring disk 135 is also removed Carefully insert the new inner conductor in the bridge unit enclosure and screw back the N outer conductor lock with Loctite 262 mount with torque 3 5 Nm Reassembling the instrument Insert the reflectometer into the instrument and reconnect all the cables that have been disconnected N B Use the lettering on the mo...

Page 93: ... with a 7mm spanner Remove the 3 screws 160 and carefully pull the bridge unit off the reflectometer Remove the 2 screws 240 and remove the plate 230 Fitting the new bridge unit Secure plate 230 to the new bridge unit using the 2 screws 240 Carefully place the bridge unit on the reflectometer and secure with 3 screws 160 Screw the MEAS REF and GEN cables 310 320 300 to the bridge unit and then tig...

Page 94: ...el 2 see Service Functions When the instrument has been started check the protocol file for errors INFO Error Log Record generator and receiver correction data see Recording Correction Data Perform factory system error calibration see Factory System Error Calibration ...

Page 95: ...ect the fan cable at the reflectometer Undo the 4 holding screws 194 and remove the fan Insert the new fan cable outlet to the outside Screw back the 4 screws 194 and washers 192 193 Reassembling the instrument Fit the reflectometer into the instrument and reconnect all the cables that have been disconnected N B Use the lettering on the mother board as a guide Screw in the 2 screws 176 177 178 in ...

Page 96: ...controller using the ejector lever Fitting the board and reassembling the instrument Fit the new board in the instrument Refit the top instrument cover 296 with 23 2 ports or 28 4 ports countersunk screws 298 Slide the enclosure 400 back on and screw the 4 rear panel feet 460 into position Connect the mains cable and turn on at the mains switch The instrument is now in the standby mode Select Serv...

Page 97: ...the synthesizer with the ejector lever Installing the board and reassembling the instrument Insert the new board into the instrument Refit the instrument top cover 296 securing with the 23 2 ports or the 28 4 ports countersunk screws 298 Push the enclosure 400 back on and screw the 4 rear panel feet 460 into position Connect the mains cable and turn on at the mains switch The instrument is now in ...

Page 98: ...8 and remove the LO divider Installing the board and reassembling the instrument Insert the new board into the instrument and secure with 2 screws 128 Reconnect the RF cable and the 12 pin control cable Fit the instrument base cover 297 and secure with 12 countersunk screws 299 Push the enclosure 400 back on and screw the 4 rear panel feet 460 into position Connect the mains cable and turn on at t...

Page 99: ...e 23 2 ports or the 28 4 ports countersunk screws 298 Extract the frequency reference board 120 Installing the board and reassembling the instrument Insert the new board into the instrument Refit the instrument top cover 296 with the 23 2 ports or the 28 4 ports countersunk screws 298 Push the enclosure 400 back on and screw the 4 rear panel feet 460 into position Connect the mains cable and turn ...

Page 100: ... encounter any problems is to check if any connection cables edge connectors etc are damaged or even incorrectly inserted Test Equipment and Accessories Item Instrument type Recommended features Recommend ed model R S Order No Qty 1 DC meter URE 0350 5315 02 1 2 Power supply 0 to 10 V 3 Spectrum analyzer Frequency range 0 to 8 GHz FSEB 20 1066 3010 20 1 4 Adapter cable 1 m long SMP male to SMA mal...

Page 101: ...n key pad or controller No voltage Power supply defective or short to12 V standby Turn on instrument Check LED is green LED does not come on Measure the PWR ON signal at power supply X92 B24 1V for ON Voltage 1V Key pad or controller defective Fault Fan not working Action Cause of fault remedy Check voltage at connector X35 X36 X37 pin 3 nom value 12V If no voltage can be measured the fan fuse may...

Page 102: ...re begins Then the measurement application is loaded as an autostart program If there are errors during the boot phase messages indicate possible defects The message No System Disk or Disk error indicates that the hard disk data is corrupt If this is the case replace the hard disk If the operating system on the hard disk has been corrupted and so cannot be loaded correctly Windows XP outputs a blu...

Page 103: ... disk is compared with the Eprom data on the board If the data matches the data is loaded from the hard disk into RAM If there is not a match the Eprom data is written to the hard disk and then loaded into RAM If the data at the specified address cannot be read a check is made in Config ini to check if the board in question should be present If so the board is simulated i e if this board is presen...

Page 104: ...Call the selftest in the INFO menu Start the selftest with the Selftest softkey The selftest results are displayed on the screen In the selftest result table an abbreviation is used for every board designation Fr Frequency reference Nd1 Network controller1 digital section Nd2 Network controller2 digital section only 4 oort instruments Sy1 DDSCON Synthesizer1 Sy1 DDSCON Synthesizer2 only 4 port ins...

Page 105: ... 10V_A SUPPLY 1 550V 1 950V 1 756V PASSED 5V_A SUPPLY 1 400V 1 800V 1 560V PASSED 5V_REF 1 400V 1 800V 1 560V PASSED 12V_STB 1 900V 2 300V 2 112V PASSED 128_VCXO 0 800V 4 000V 2 696V PASSED ADC_CLK 0 800V 4 000V 2 060V PASSED 10V_A SUPPLY 1 900V 2 300V 2 128V PASSED 5V_A SUPPLY 2 100V 2 500V 2 264V PASSED Voltages Nd1 Test description Min Max Result State 5VA_ADC 2 250V 2 750V 2 488V PASSED 2 5VD_...

Page 106: ... 1 800V 1 568V PASSED 7V_A SUPPLY 1 400V 1 900V 1 628V PASSED Voltages Sy2 DDSCON Test description Min Max Result State 10V_A SUPPLY 1 500V 2 000V 1 752V PASSED 5V_A SUPPLY 1 300V 1 800V 1 560V PASSED 5V_REF 1 300V 1 800V 1 564V PASSED 7V_A SUPPLY 1 400V 1 900V 1 616V PASSED Voltages Rm1 Test description Min Max Result State GND 0 000V 0 200V 0 000V PASSED GND 0 000V 0 200V 0 000V PASSED 5V SUPPLY...

Page 107: ...800V 2 584V PASSED 10 5VB SUPPLY 2 300V 2 800V 2 600V PASSED 12V FAN 2 000V 2 600V 2 196V PASSED 12V SUPPLY 2 000V 2 600V 2 220V PASSED 12V SUPPLY 1 600V 2 000V 1 800V PASSED Voltages Rm4 Test description Min Max Result State GND 0 000V 0 200V 0 000V PASSED GND 0 000V 0 200V 0 000V PASSED 5V SUPPLY 2 300V 2 700V 2 492V PASSED 10 5VA SUPPLY 2 300V 2 800V 2 604V PASSED 10 5VB SUPPLY 2 300V 2 800V 2 ...

Page 108: ...derived from the power supply voltages Power supply 3 4 V 5 2 V 6 5 V 8 25 V 12 25 V 6 5 V 12 25 V Fr 5V_A 5V_REF 10V_A 12V_STB 5V_A 10V_A Nd 2 5VD_MDD1 2 5VD_MDD2 1 5VD_FCON 5VA_ADC 5VA_ADC Sy 5V_A 5V_REF 7V_A 10V_A Rm 5V 10 5VA 10 5VB 12V 12V FAN 12V If the voltages listed in a column are all FAIL the corresponding power supply voltage has failed or is out of tolerance The power supply must then...

Page 109: ...omponent Sensor Temperature Sensor Temperature Sensor Temperature Motherboard Near NC 33 75 C Near SY 34 75 C Near PS 38 50 C Netcon 1 Analog 40 25 C Digital 49 75 C Netcon 2 Analog Digital Reflectometer 1 Generator 38 50 C Receiver 42 50 C Reflectometer 2 Generator 36 00 C Receiver 38 75 C Reflectometer 3 Generator 38 25 C Receiver 40 25 C Reflectometer 4 Generator 39 25 C Receiver 41 75 C Highly...

Page 110: ...are a number of service functions which if used incorrectly could cause the instrument to malfunction Usually these functions are disabled They are enabled only after a code number PASSWORD has been entered There are three different service levels Service level Password 0 No password necessary 1 894129 2 30473035 System System Config Measurement Wizard Print Internal Reference External Reference P...

Page 111: ...PI 2 HW boards Boards Main ID Boards Sub ID 0 All boards 0 1 Network controller1 0 All board 1 PCI 2 ND 3 NA 2 Network controller2 5 Motherboard 0 9 Frequency reference 0 11 Synthesizer1 0 All board 1 SY1 2 SY2 3 SY3 4 SY4 12 Synthesizer2 21 Reflectometer1 0 all board 1 GEN 2 REC 22 Reflectometer 2 23 Reflectometer 3 24 Reflectometer 4 ...

Page 112: ...due to HW faults 1 1 0 2 X 0 Deactivate default values 1 Activate default values 0 Activates or deactivates factory calibration for the active setup 1 1 0 3 X 0 Deactivate factory calibration 1 Activate factory calibration 0 Group 2 General Functions Functions Service function Data Serv Lev Suppress error message box 2 0 0 0 X X 0 MSG box is output default state X 1 MSG box is suppressed error is ...

Page 113: ...ference Functions Service function Data Serv lev FR Selftest 2 9 0 5 0 0 0 1 or 2 Reflectometers Functions Service function Data Serv lev RM 1 4 Fan manual 2 21 24 0 11 X X 1 to 5 1 RM 1 4 Fan automatic 2 21 24 0 11 0 1 RM 1 4 Read Temp Gen 2 21 24 1 3 1 RM 1 4 Read Temp Rec 2 21 24 2 3 1 RM 1 4 Selftest 2 21 24 0 5 X X 0 to 4 1 RM 1 4 Read OVL 2 21 24 0 12 1 RM 1 4 OVL Reset 2 21 24 0 13 1 RM 1 4...

Page 114: ...tometer associated with the defective port Directivity portx Bridge unit of reflectometer associated with the defective port Receiver absolute accuracy Port 1 2 Port 3 4 All ports Reflectometer associated with defective port Reflectometer associated with defective port Synthesizer1 Network controller1 Network controller2 Frequency reference Receiver linearity for high levels Portx All ports Reflec...

Page 115: ...e boards to be tested can be accessed via cables in the lower section of the instrument except the frequency reference board Opening the instrument See Chapter 5 drawing1145 1010 Turn off the instrument and disconnect from the mains screw off the 4 rear panel feet 460 and pull off the enclosure 400 backwards Remove the instrument base cover 297 after undoing the 12 countersunk screws 299 Only when...

Page 116: ...dB NA2_AD_CLK X104 80 MHz 10 dBm 1dB SY1_REF X105 128 MHz 10 dBm 1dB SY2_REF X106 128 MHz 10 dBm 1dB REF_10_OUTIN X107 10 MHz 6 dBm 1dB Menu System Internal Reference The board must be replaced if the signal is more than 2 dB below the stated nominal level Connect the frequency reference output of the spectrum analyzer to X107 REF_10_OUTIN using an adapter cable and adapter SMA N Connect X105 or X...

Page 117: ...dBc 1 GHz 0 dBm 2 dB 28 dBc 28 dBc 126 dBc 2 GHz 0 dBm 2 dB 28 dBc 28 dBc 120 dBc 3 GHz 0 dBm 2 dB 28 dBc 28 dBc 116 dBc 4 GHz 0 dBm 2 dB 28 dBc 28 dBc 112 dBc 6 GHz 0 dBm 2 dB 28 dBc 28 dBc 108 dBc 8 GHz 0 dBm 2 dB 28 dBc 28 dBc 105 dBc The cable loss must also be taken into account at the stated levels For the specified cable it is 0 25 dB GHz 0 5 m 0 5 dB GHz 1 m The board must be replaced if t...

Page 118: ...1 dBc With the stated levels the cable loss must still be taken into account For the specified cable it is 0 25 dB GHz Receiver levels The following is assumed The LO synthesizer section synthesizer1 mod 04 synthesizer2 associated with the reflectometer to be tested is OK The network controller associated with the reflectometer to be tested is OK One reflectometer in the instrument is functioning ...

Page 119: ...d 1 The generator section of the associated reflectometer is OK output level at the port meets specifications Loosen cable W515 Bridge unit MEAS and cable W518 Bridge unit REF at both ends and disconnect at the bridge unit N B When loosening support the cable with a 7mm spanner Connect the bridge unit output MEAS connector W515 or REF connector W518 to a functioning port using the SMA cable and ad...

Page 120: ...oosening support the cable with a 7mm spanner Connect the bridge input connector W514 to a functioning port using the SMA cable and SMA N adapter Screw a SHORT from the N calibration kit to the port connector Set the frequencies and levels listed in the table at the port used for the measurement and measure the level wave quantity ax or bx at the reflectometer associated with the bridge unit port ...

Page 121: ... in the table the bridge unit must be replaced Bridge unit Port Matching It is assumed that there is a functioning reflectometer in the instrument Loosen cables W514 GEN Bridge unit W515 Bridge unit MEAS and W518 Bridge unit REF at both ends and unscrew at the bridge unit N B When loosening support the cable with a 7mm spanner Terminate the bridge unit input and bridge unit outputs with 3 SMA term...

Page 122: ...apter Enter service function 2 21 2 18 20000000 IF 20 MHz Set the ZVB to the CW sweep mode Set the frequencies listed in the table Frequency ZVB Frequency spec Frq ZVB IF Level 300 kHz 20 3 MHz 5 dBm to 14 dBm 50 MHz 70 MHz 5 dBm to 14 dBm 1 GHz 1 02 GHz 5 dBm to 14 dBm 3 GHz 3 02 GHz 5 dBm to 14 dBm 6 GHz 6 02 GHz 5 dBm to 19 dBm 8 GHz 8 02 GHz 5 dBm to 19 dBm With the stated levels the cable los...

Page 123: ...IF cable W136 W137 W138 W139 and W146 W147 W148 W149 to a functioning port using the adapter cable and SMA N adapter Set the ZVB to CW sweep mode CENTER 20 MHz Setting at the port used for the measurement POWER 10 dBm Setting at the port associated with the network controller under test WAVE QUANTITY ax or bx Enter service function 2 21 2 18 20000000 IF 20 MHz Disable level corrections with SF 2 2...

Page 124: ... at the DC measurement input Measure the DC voltage with a multimeter Input Voltage at Gnd APPLIED VOLTAGE Measurement at Rated value DC MEAS 1 V to 1 V 8 3 5 6 1 V X 141 B10 2 33 V DC MEAS 1 V to 1 V 6 3 5 8 1 V X 141 B11 2 33 V DC MEAS 10 V to 10 V 8 3 5 6 10 V X 141 D10 2 33 V DC MEAS 10 V to 10 V 6 3 5 8 10 V X 141 D11 2 33 V Pin assignment DC MEAS connector If the measured value is more than ...

Page 125: ...ftware Update Installation of Options 1145 1078 82 I 4 1 E 1 Table of Contents Chapter 4 Software Update Installation of Options 4 Software Update Installation of Options 4 1 Installing New ZVB Software 4 1 Installing Options 4 2 ...

Page 126: ...Table of Contents Software Update Installation of Options R S ZVB 1145 1078 82 I 4 2 E 1 This page has been left blank intentionally ...

Page 127: ...ter 4 Installing New ZVB Software The instrument firmware can be downloaded from the PDM system This is a Microsoft Installation file MSI The file name is ZVAB_XX_YY MSI for a released version and ZVAB_XX_YY_BETAZZ MSI for a test version This file must be made available to the instrument via a suitable medium Memory Stick USB CD ROM drive network or Remote Desktop The instrument firmware is instal...

Page 128: ...tallation instructions can be appended to this chapter Caution Before installing the options disconnect the mains cable Observe the safety instructions at the beginning of this manual The boards in the instrument are electrostatically sensitive devices ESD The appropriate handling instructions for these devices must be observed ESD workstation Installing hardware options Turn off the instrument an...

Page 129: ...f Instrument 5 1 Shipping of a Module 5 1 Ordering Spare Parts 5 2 Refurbished Modules 5 2 Return of Defective Replaced Modules 5 2 Spare Parts 5 3 Available Power Cables 5 3 Spare Parts List 5 5 Mechanical Drawings 5 5 Block Circuit Diagram 5 15 Figures Tables Table 5 1 List of power cables available 5 3 Table 5 2 List of all ZVB part and spare parts 5 7 ...

Page 130: ...the instrument be sure to provide sufficient mechanical and antistatic protection When transporting or shipping the instrument repack it as originally packed The two protective caps for the front and rear panels prevent the control elements and connectors from being damaged The antistatic packing foil prevents any undesired electrostatic charging from occurring If you do not use the original packa...

Page 131: ... new modules To find out which refurbished modules are available please refer to your Rohde Schwarz representative or to Central Service at Rohde Schwarz Munich Return of Defective Replaced Modules Defective modules that are covered by the replacement program and can be repaired can be returned within 3 months after delivery of the replaced module A repurchasing value is credited Excluded are part...

Page 132: ...o provide sufficient mechanical and antistatic protection Available Power Cables Table 5 1 List of power cables available Stock No Safety plug in accordance with Mainly used in DS 0006 7013 BS1363 1967 complying with IEC 83 1975 standard B2 Great Britain DS 0006 7020 Type 12 complying with SEV regulation 1011 1059 standard sheet S 24 507 Switzerland DS 0006 7036 Type 498 13 complying with US regul...

Page 133: ...1145 1078 82 5 5 E 1 Spare Parts List Mechanical Drawings ...

Page 134: ...NTAL UNIT ZVB 1145 1290 08 1 11 ZM FUNDAMENTAL UNIT ZVB 1145 1290 09 1 15 ZM FAN ZVB 1145 2200 00 3 E1 E2 E3 x 16 VS 7985 ISR M4X8 A4 PA 1148 2652 00 12 17 VS 7985 ISR M4X6 A4 PA 1148 2646 00 5 18 VS DIN433 4 3 A4 0082 4586 00 17 19 VS 965 ISR M2 5X6 A4 PA 1148 3288 00 4 100 ZE NETWORK CONTROLLER 1145 3635 02 1 A140 x 105 ZE NETWORK CONTROLLER 1145 3635 02 1 A130 110 EE SYNTHESIZER 1300 1112 02 1 ...

Page 135: ...2 A510 A520 166 ZM CABLE SET ZVB 1145 2545 18 1 175 ZM RM UNIT ZVB 4 8 GHz 1145 3664 08 4 A510 A520 A530 A540 176 VS 965 ISR M2 5X8 A4 PA 1148 3294 00 4 177 VS 965 ISR M2 5X8 A4 PA 1148 3294 00 6 178 VS 965 ISR M2 5X8 A4 PA 1148 3294 00 8 181 VS 965 ISR M3X16 A4 PA 1300 0868 00 8 186 VS 965 ISR M3X16 A4 PA 1300 0868 00 12 260 MZ REAR PLATE 1145 1903 00 1 265 VS 6900 ISR M2 5X6 A2 1148 3059 00 5 27...

Page 136: ...M1 6X3 LIGHT GREY 0396 1070 00 1 400 KR BW2 CASING 5E1 1T350N ZV 1145 1826 00 1 405 KR HOLDING HOOK 1096 4796 00 1 410 KR BW2 FRONT HANDLE 5E 1096 1497 00 2 420 VS SCREW M4X14 ISR 1096 4896 00 4 430 KR BW2 INSTRUMENT FOOT 1096 2506 00 4 440 KR BW2 MOUNTING FOOT 1096 2529 00 2 450 KR BW2 SIDE CARRYING HANDLE T350 1096 2664 00 1 452 KR BW2 SIDE COVER 1096 2558 00 2 460 KR BW2 REAR PANEL FOOT 50MM 10...

Page 137: ...4 09 1 A1 610 VS 965 ISR M2 5X6 A4 PA 1148 3288 00 4 670 GP 3 5 FLOPPY DRIVE SLIM 0048 6638 00 1 A30 x 680 MZ FLOPPY MOUNT 1093 4620 00 1 690 DF FLEX STRIP CONNECTOR 26P R 1 1091 2066 00 1 W300 700 VS 6900 ISR M2 5X6 A2 1148 3059 00 2 702 VS 7985 ISR M2 5X4 A4 PA 1148 2717 00 3 704 VS DIN127 B2 5 A4 0082 4786 00 3 710 ZE HD WITH FIRMWARE ZVAB 1145 1178 02 1 A60 x 715 DY CABLE W11 1091 0734 00 1 W1...

Page 138: ...8 00 2 773 VS DIN125 A3 2 A4 0082 4670 00 2 774 VS DIN934 M3 A4 0016 4398 00 2 775 DX PE CABLE 1090 3881 00 1 W201 778 OS LABEL RD11 EARTH SYMBOL 0042 5330 00 2 780 VS 965 ISR M4X10 A4 PA 1148 2823 00 2 782 VS DIN6797 A4 3 A2 0016 2837 00 2 784 FV FLAT CONNECTOR GR 6 3 0432 4311 00 1 785 FV FLAT CONNECTOR GR 6 3 0438 0453 00 1 786 VS DIN137 A4 A2 0005 0315 00 2 787 VS DIN934 M4 A4 0016 4400 00 2 7...

Page 139: ...1234 00 1 860 FLEXIBLE SWITCH BOARD 1145 1990 00 1 A16 x 870 SB KEY PAD 68T ZVB 1145 2000 00 1 A15 x 875 SB KEY PAD 4 PORT ZVB 1145 2439 00 1 A15 x 880 ZM SUPPORT PLATE ZVB 3T 1145 2522 00 1 885 ZM SUPPORT PLATE ZVB 4T 1145 2539 00 1 890 VS 965 ISR M2 5X5 A4 PA 1148 2752 00 10 905 MZ DUST PROOFING 1145 1632 00 1 910 BP TFT 800X600X3 8 4INCH 0048 8599 00 1 A70 x 920 VS 6900 ISR M2 5X6 A2 1148 3059 ...

Page 140: ...1 08 1 A503 130 MN COVER B SIDE GEN 8GHZ 1145 3670 00 1 140 MN COVER A SIDE GEN 8GHZ 1145 3687 00 1 150 MN COVER B SIDE REC 8GHZ 1145 3693 00 1 160 VS 965 ISR M2 5X8 A4 PA 1148 3294 00 4 170 MB INTAKE FUNNEL RM8GHZ 1145 4583 00 1 180 VS 6900 ISR M2 5X6 A2 1148 3059 00 2 190 ZE FAN 40x40x10 1145 4590 00 1 E500 x 192 VS DIN433 3 2 A4 0082 4570 00 4 193 VS DIN128 A3 A2 0005 2499 00 4 194 VS 7985 ISR ...

Page 141: ...AB 4 8GHz 1145 4025 08 1 x DRAWING 1145 3593 01 SHEET 3 BR UNIT 100 MB N OUTER CONDUCTOR 1045 8888 00 1 110 ZM INNER CONDUCTOR Unit 1300 1393 00 1 x DRAWING 1164 1770 00 OPTION ZVAB B4 1164 1757 02 120 EE FREQ REFERENCE 1145 3835 05 1 A100 x 296 MZ INSTRUMENT COVER ZVB 1145 1849 00 1 298 VS 965 ISR M2 5X6 A4 PA 1148 3288 00 33 400 KR BW2 CASING 5E1 1T350N ZV 1145 1826 00 1 x 405 KR CASING HOLDING ...

Page 142: ...1145 1078 82 5 15 E 1 Block Circuit Diagram ...

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Page 147: ...8V black GND 3 3V black GND 5V black Connection for upper table Maßstab Scale Toleranz Tol Rauht Roughn Kanten Edges Werkstoff Material Werknormen Company Standards Benennung Designation Grundeinheit ZVB Fundamental Unit Sprache Lang de Aei C I 02 00 Blatt Sh 2 Typ Type ZVB Datum Date 16 01 04 Abteilung Dept 1ESK Name Name Fr 1 Z used in Zeichn Nr Drawing Nr 1145 1290 01 Für dieses Dokument behalt...

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