Agilent / HP E8482A / E8482B Manual
Contents
1. O pad MT501 MT504 MT408 5 3 ORO ORO 0 0 0 0 D amp D ie MT O1 MT404 D 3 MT402 OO 0 O M7502 J e e MISQS MT505 SER amp SER Odo OO So MT403 MT405 O LO MTA09 0160 7736 Wacon R104 123 1 2 SYSCLK NNN 0699 3026 ice R106 R107 4 5 4 6 U103 0699 2044 0699 3044 7 em PRON Pe 256k X 1 2 a lcs nd 9170 1584 6 avec 1818 6254 itu RESET GE is r FRESET gt ocon NC NC NC AS MODID 20 U106 fL TAACTO2 1820 8728 FIRO T 1 gig LOGICAL ADDRESS As 21 15 3 ee 4 13 s 2 NC 6 Lu 7 8 s Vacon ADS N N N TESTLEDO TESTLEDI 0160 7798 C101 tu C103 8 lu U101 16M 1813 1192 DONE vPROG CCLK MODE DIN SGCK PGCKt PGCK2 Pecks PGCK4 100 101 102 103 104 105 106 107 108 109 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 T 0160 7198 E101 3 A ME Z 9170 1584 R103 1K 1 2 0699 3034 4 0 1u U104 LOGIC CELL ARRAY 20 101 5 100 TCK TMS HOC LOC INIT 90014 000 10144 10143 10142 10141 10140 10139 10138 10137 10136 10125 10134 10133 10132 10131 10130 10129 10127 10126 10125 10124 12. We recommend that you use the same shipping material as those used in factory packaging available from Agilent For other commercially available shipping materials use a double wall carton with minimum 2 4 MPa 350 psi test See Contacting Agilent Technologies on page 10 for the address to which you can return the module Figure 1 2 Packaging Shipping Guidelines 14 General Information Chapter 1 RF Multiplexer Modules Description The Agilent ES482A B RF Multiplexer module is a single slot VXIbus C Size register based product which can operate in a C Size VXIbus mainframe It is supplied with an E1406A command module driver and a VXIplug play driver These drivers make the E8482A B appear as an instrument in the slot of VXIbus mainframe Each module is assigned an error queue input and output buffers and a status register Instruments are based on the logical addresses of the plug in modules See Agilent ES482A B Six Three 1x4 RF Multiplexer Module User s Manual to set the logical address factory setting is 120 for the RF multiplexer module to create an instrument As shown in Figure 1 3 the E8482A consists of six banks of channels banks 0 5 to form six 1x4 RF multiplexers while the E8482B consists of three banks of channels banks 0 2 to form three 1x4 RF multiplexers The switching sections of each bank are identical Each channel in a bank is connected to its COM by closing the appropriate non latch
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4. Introduction WARNING NOTE Repair Strategy NOTE Chapter 3 Replaceable Parts The replaceable parts for the Agilent E8482A B modules are the PCA boards see Figure 3 1 To order a replaceable PCA board specify the Agilent part number listed in Table 3 1 and the quantity required Send your order to Agilent Technologies See Contact Agilent Technologies in Chapter 1 for details Table 3 1 E8482A B RF Multiplexer Module Replaceable PCAs Reference 56 Designator Part Number Quantity Description Al E8482 60002 1 Relay Driver PCA A2 A3 E8482 60001 pa Relay Assembly PCA a The E8482B RF Multiplexer module contains one Relay Assembly PCA P200 Pr 0 Pd p lt P101 Relay Driver poa A ib e A AF 4 E Pr 3 J100 A p gt E J I 2 1 i P102 2 A E er E E 4 eee Bol Sy 7 9 Es 7 P A 2 22 A p E P di pd Gy 1 A 2 FEN M pr ic BOO A2 A3 Relay Assembly PCA 2 Figure 3 1 Printed Circuit Assemblies of the E8482A B 28 Service Chapter 3 Repair Maintenance Guidelines This section provides guidelines for repairing and maintaining the Agilent E8482A B RF Multiplexer modules including ESD precautions Cleaning Requirements Electrostatic discharge ESD may damage static sensitive devices in the RF multiplexer modules This d
5. Agilent uses a two part serial number in the form Numbers US00000000 The first 2 letter indicates the country in which the product was manufactured US United States The last 8 digit is unique and assigned sequentially for that particular product number The serial number plate is located on the right hand shield near the backplane connectors RI Multi lexer There are no electrical or mechanical options available for the Asilent p 8 16 General Information Chapter 1 Chapter 2 Verification Tests Introduction The purpose of the functional verification tests described in this chapter is to provide a relatively fast and easy way to determine that the Agilent E8482A B Six Three 1x4 RF Multiplexer module is operational For more in depth higher confidence level test procedures use the performance verification test in this chapter The verification tests are Functional Verification Test Self Test Performance Verification Test Closed Channel Resistance Test General Test Requirements Before performing the verification tests you should check the requirements and assumptions in this section Recommended Test Table 2 1 lists the test equipment recommended for testing and servicing the 7 module Essential requirements for each piece of test equipment are Equipment described in the Requirements column Table 2 1 Recommended Test Equipment
6. Crosstalk Closed channel to Closed Channel with 500 termination VSWR with 50 termination Typical Insertion Loss lili vo LUNE LLL I P Y Ll 1GHz 3GHz Ball 10 milii 10 MHz 100 MHz 38 E8482A B Specifications Appendix B Relay Life Replacement Strategy Electromechanical relays are subject to normal wear out Relay life depends on several factors as shown below The recommended repair strategy for the E8482A B RF Multiplexer modules is PCA level replacement User repairs to the E8482A B RF Multiplexer modules are limited to replacement of the entire circuit board P N E8482 60001 when any of the relay fails or the end of relay life approaches The sensitivity of the application should be weighed against the cost of replacing the entire circuit board with some useful life remaining For more information contact Agilent Technologies see page 10 NOTE Relays that wear out normally or fail due to misuse should not be considered defective and are not covered by the product s warranty Relay Life Factors Some effects of loading and switching frequency on relay life follow Relay Load In general higher power switching reduces relay life In addition capacitive inductive loads and high inrush currents for example turning on a lamp or starting a motor reduces relay life Exceeding specified maximum inputs can cause catastrophic failure Sw
7. 2 Vocon 050 185 MMB 75 1820 728 10503 100p 0160 5967 Vocon 75 1820 05 R514 3 16K 1 4 0160 5967 051 u 185 Vocom MMB ocon gt 037 1820 7287 0699 8 05 185 U506 MMB Dean R518 100p 3 18K 8160 5967 1 2 Y 0699 3040 Vocon 051 185 E 13 NMB 75 1820 7287 1507 06 100 0160 5967 Vocon ocon gt TAACTITS 1820 728 ka bvee C507 C508 509 510 C511 C512 C513 9 1u 0160 7198 Vocam 3 Agilent Technologies Manual Part Number E8482 90010 Printed in Malaysia E0601
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10. against any unintended operation REMOVE POWER IF POSSIBLE Some procedures in this manual may be performed with power supplied to the mainframe while protective covers are removed Energy available at many points may if contacted result in personal injury If maintenance can be performed without power applied the power should be removed Chapter 1 General Information 11 WARNING USING AUTOTRANSFORMERS If the mainframe is to be energized via an autotransformer for voltage reduction make sure the common terminal is connected to neutral that is the grounded side of the main s supply CAPACITOR VOLTAGES Capacitors inside the mainframe may remain charged even when the mainframe has been disconnected from its source of supply USE PROPER FUSES For continued protection against fire hazard replace the line fuses only with fuses of the same current rating and type such as normal blow time delay etc Do not use repaired fuses or short circuited fuseholders SHOCK HAZARD Only service trained personnel who are aware of the hazards involved should install remove or configure the RF Multiplexer module Before you remove any installed module disconnect AC power from the mainframe and from other modules that may be connected to the RF multiplexer module CHANNEL WIRING INSULATION All channels that have a common connection must be insulated so that the user is protected from electrical shock This means wiring for all
11. card number ss is with the typical value of 1 All commands sending to the RF multiplexer module GPIB primary address is 09 and secondary address is 120 8 2 15 are from the VISA Assistant Application Program NOTE Only one channel in each bank is connected to its COM at a time At power off power on or following a reset the first channel in each bank n0 where bank number n 0 5 for E8482A and n 0 2 for E8482B is connected to its COM nO Test Procedure 1 Verify that the E8482A B module is properly installed in the mainframe and the mainframe has passed its power on sequence test 2 Verify that the computer is properly connected to the mainframe via GPIB interface 3 Measure closed channel resistance for channel 00 in Bank 0 Connect the DMM Agilent 3458A between the center conductor of the COM 00 connector and the center conductor of the channel 00 connector see Figure 2 1 Refer to Figure 1 3 for the channel connector locations on the module s front panel Power on the DMM Agilent 3458A and set the DMM to 4 wire Ohms autorange Send CLOS ss00 to the RF multiplexer module to close channel 00 Observe the DMM display and record the reading in Table 2 3 NOTE As required see the Agilent 3458A Multimeter Operating Programming and Configuration Manual for more configuration information 20 Verification Tests Chapter 2 4 Repeat step 3 for channels 01 02 and 03 in Bank 0 with
12. channels must be insulated as though each channel carries the voltage of the highest voltage channel CAUTION MAXIMUM POWER The maximum power that can be applied to any SMB connector of the module is 10 W or 10 VA The maximum voltage that can be applied to any SMB connector is 30 Vdc or 30 Vac peak The maximum current that can be applied to any SMB connector is 0 5 Adc STATIC ELECTRICITY Static electricity is a major cause of component failure To prevent damage to the electrical components on the RF Multiplexer module observe anti static techniques whenever removing a module from the mainframe or whenever working on a module 12 General Information Chapter 1 Inspection Shipping This section contains initial incoming inspection and shipping guidelines for the RF multiplexer modules Initial Inspection Use the following steps as guidelines to perform initial incoming inspection for the E8482A B RF Multiplexer module WARNING To avoid possible hazardous electrical shock do not perform electrical tests if there are signs of shipping damage to the shipping container or to the instrument 1 Inspect the shipping container for damage If the shipping container or cushioning material is damaged contact Agilent Technologies see page 10 2 Check the shipping contents and verify they are complete Normally the module you ordered E8482A or E8482B as shown in Figure 1 1 and a User s Manual should be included If t
13. out Lift the shield board between A2 and A3 out as shown Lift the bottom relay assembly PCA A3 out Chapter 3 Service 33 3 To remove the front panel and front panel handles Remove the two T8 Torx screws from the handles as shown Remove the two T8 Torx screw holding the front panel to the Al PCA as shown Lift the front panel off the Al PCA 2 3 to 1 Cable A2 A3 Bottom Cover Relay Assembly PCA N Shield g A1 Between A2 and A3 d E Relay Driver PCA ux 2 T8 Torx 4 2 Handle N ud N D EH Vr 1 2 T8 Torx NAL Sy V 5 A 5 1 30 Nut a 5g x T Pd m ee A E T Top Cover 4 M gt Front Panel 8 T10 Torx S Figure 3 3 Agilent E8482A Disassembly E8482B Module Use the following procedures to disassemble the Agilent E8482B Three 1x4 Di sassembly RF Multiplexer module see Figure 3 4 NOTE To avoid damage to the screw head slots use a T8 Torx driver to remove the front panel handles and a T10 Torx driver to remove the top bottom covers and A2 PCA 34 Service Chapter 3 1 To remove the top bottom covers Remove all 15 nuts and washers from the RF connectors as shown Remove the eight T10 Torx screws from the top cover as shown Lift the top cover off the module The cover may be a tight fit around the RF connectors Turn the asse
14. require that some procedures be modified Agilent recommends replacement of the entire printed circuit assembly PCA board for the E8482A B RF Multiplexer modules when any of the relay on the board fails or the end of relay life approaches However the sensitivity of the application should be weighed against the cost of replacing the entire circuit board with some useful life remaining Table 3 1 shows the ordering information for the user replaceable assemblies See Figure 3 1 for the simplified diagrams of the replaceable PCA boards For more repair information contact A gilent Technologies see page 10 As shown in Figure 3 3 the E8482A RF Multiplexer module contains three PCA boards Al A2 and A3 The E8482B module contains two PCA boards Al and A2 as shown in Figure 3 4 Both the E8482A and the E8482B have one relay driver PCA Al P N E8482 60002 where the VXI interface relay decoders and relay drivers are located The relay assembly PCA A2 A3 P N E8482 60001 where the multiplexer relays tree relays and their associated RF connectors are located provides three banks of channels Therefore the ES482A RF Multiplexer six banks of channels has two relay assembly PCAs while the E8482B module three banks of channels has one relay assembly PCA only As required see Appendix C of this manual for the detailed schematics and component locator diagrams of the Agilent E8482A B Six Three 1x4 RF Multiplexer module Service 27
15. the checked components on the E8482A B PCAs The typical checks for the RF multiplexer modules include Checking for heat damage Checking logical address switch setting Checking E1472A mode switch setting Checking connectors contacts Table 3 3 Agilent E8482A B Tests Checks Reference Designator Check Discolored PC boards N A Damaged insulation Evidence of arcing S101 Logical address setting J100 Mode Switch setting J100 P101 P102 200 PAUGERAN Bent or damaged connectors P16 on A2 A3 See the Agilent E8482A B Six Three 1x4 RF Multiplexer Module User s Manual for more information on the Logical Address Switch S101 and the E1472A Mode Switch J100 settings If there are no apparent problems following the typical checks run the Performance Verification Test in Chapter 2 of this manual to see if the module is defective Inspect the assembly for signs of abnormal internally generated heat such as discolored printed circuit boards or components damaged insulation or evidence of arcing If there is damage do not operate the module until you have corrected the problem Verify that the logical address switch S101 is set correctly factory set at 120 See Agilent ES482A B Six Three 1x4 RF Multiplexer Module User s Manual for information on address setting Service 31 Test Check Heat Damage Logical Address Switch E1472A Mode Switch Connectors Testing the Assembly NOTE Che
16. 0123 10122 10121 10120 10119 10118 10117 10116 10115 10114 10113 10112 10111 10110 10109 10108 10107 10106 10105 10104 10102 10102 10101 10100 1099 1098 1097 1096 1095 1094 1093 1092 1091 1090 1089 1088 1087 1086 1085 1084 1083 1082 1081 139 1821 5201 920 860 74 06 1820 3489 74F06 1820 8489 1 2 1 2 Rigg 0699 2973 05162 TOR NC NC NC NC 1990 1712 R111 215 0699 2973 CRESET STEN D STEN I STEN 2 AEN 0699 3044 RIOS 1 464K on ACFAIL LWORD IACKOUT TACKIN TACK ps1 oso DBENH DBENLr FDTACK un au 7406 1820 8489 S Page 2 VOUT 53 0X DRVDUT 53 04 R122 Pages CRESET AS A 6 7440102 1820 8728 TESTLEDO TESTLEDI 512 0 Paget IE STEN 2 SE RAEN Page spg Pages a Pages Pages Ref Ref 1181 U13 Nel Name Pin amp Net Name 7 DVCC DVCC 17 20 DCOM DCOM 10 DVB lt 15 0 1460 2594 TP101 OA CRESET 1460 2594 TP102 STEN O 1460 2594 0 OL STEN 1460 2594 1 2 1480 2594 7 DBENHY 1460 2594 8 DBENL 1460 2594 709 O ACFAIL 1 ovce 1252 3109 ovce 4 1252 3109 ocon 252 3109 112 Vocon
17. 02 2 0 8 0E 5 NA Channel 03 2 0 8 0E 5 NA Channel 10 2 0 8 0E 5 NA Channel 11 2 0 8 0E 5 NA Channel 12 2 0 8 0E 5 NA Channel 13 2 0 8 0E 5 NA Channel 20 2 0 8 0E 5 NA Channel 21 2 0 8 0E 5 NA Channel 22 2 0 8 0E 5 NA Channel 23 2 0 8 0E 5 NA Channel 30 2 0 8 0E 5 NA Channel 31 2 0 8 0E 5 NA Channel 32 2 0 8 0E 5 NA Channel 33 2 0 8 0E 5 NA Channel 40 2 0 8 0E 5 NA Channel 41 2 0 8 0E 5 NA Channel 42 2 0 8 0E 5 NA Channel 43 2 0 8 0E 5 NA Channel 50 2 0 8 0E 5 NA Channel 51 2 0 8 0E 5 NA Channel 52 2 0 8 0E 5 NA Channel 53 2 0 8 0E 5 NA a Channels 30 through 53 are not available for E8482B module b Single sided specification Minimum Value does not apply Chapter 2 Verification Tests 25 Notes 26 Verification Tests Chapter 2 Chapter 3 Service This chapter contains service information for the Agilent ES482A B RF Multiplexer modules including repair strategy ordering replaceable parts repair maintenance guidelines as well as troubleshooting techniques Do not perform any of the service procedures shown unless you are a qualified service trained technician and have read the Safety Considerations in Chapter 1 The performance tests troubleshooting and repair procedures are written Jor the recommended test equipment as shown in Table 2 1 on page 17 of this manual Substituting alternate test equipment may
18. 1998 68 CISPR 11 1990 EN 55011 1991 Group 1 Class A IEC 61000 4 2 1995 A1 1998 EN 61000 4 2 1995 4kV CD 8kV AD IEC 61000 4 3 1995 EN 61000 4 3 1995 3 V m 80 1000 MHz IEC 61000 4 4 1995 EN 61000 4 4 1995 0 5kV signal lines 1kV power lines IEC 61000 4 5 1995 EN 61000 4 5 1995 0 5 kV line line 1 kV line ground IEC 61000 4 6 1996 EN 61000 4 6 1996 3 0 15 80 MHz IEC 61000 4 11 1994 EN 61000 4 11 1994 Dips 30 10ms 60 100ms Interrupt lt lt 5 Canada ICES 001 1998 Australia New Zealand AS NZS 2064 1 The product was tested in a typical configuration with Agilent Technologies test systems Safety IEC 61010 1 1990 A1 1992 A2 1995 EN 61010 1 1993 A2 1995 Canada CSA C22 2 No 1010 1 1992 UL 3111 1 1994 14 June 2001 Date Ray Corson Product Regulations Program Manager For further information please contact your local Agilent Technologies sales office agent or distributor Authorized EU representative Agilent Technologies Deutschland GmbH Herrenberger Stra e 130 D 71034 B blingen Germany Revision A 01 Issue Date 14 June 2001 Document E8482A DOC Notes Chapter 1 General Information Introduction This manual contains information required to test troubleshoot and repair the Agilent E8482A B Six Three 1x4 RF Multiplexer module see Figure 1 1 For more information on the RF Multiplexer modules operation see Agilent ES482A B Six Three 1x4 RF Multiplexer Module User s Man
19. Agilent Technologies E8482A B Six Three 1x4 RF Multiplexer Module Service Manual yet Agilent Technologies 2 Manual Part Number E8482 90010 Printed in ia 1 Malays Contents Agilent E8482A B Service Manual Front Matter AGILENT TECHNOLOGIES WARRANTY STATEMENT 5 U S Government Restricted Rights essere 5 Documentation History len eerte ceat eee tin em 6 Safety Symbols 5 ae ore eor ee te ur eie b nia idee 6 WARNINGS 10101 6 Declaration of Conformity sss 7 Chapter 1 General Information 9 InttOduction adt esee RS 9 Contacting Agilent Technologies 2222222 nennen 10 Safety u nn lee ie s c e cente eet convene e 11 Inspection Shipping 1 en raient enea buna aa qh hak uy un asya 13 Initial Inspection eine rin eeu nct 13 Shipping Guidelin s tutti 14 RF Multiplexer Modules Description sss 15 RF Multiplexer Module Block Diagram eee 15 RF Multiplexer Module Specifications 16 RF Multiplexer Module Serial Numbers eee 16 RF Multiplexer Module Options esses 16 C
20. Assembly E8482A Module Disassembly E8482B Module Disassembly Appendix A ES482A B Specifications Appendix B Relay Life a Replacement Strategy Relay Life Factors End of Life Determination Appendix C Schematics AGILENT TECHNOLOGIES WARRANTY STATEMENT AGILENT PRODUCT E8482A B Six Three 1x4 RF Multiplexer Module DURATION OF WARRANTY year 1 Agilent Technologies warrants Agilent hardware accessories and supplies against defects in materials and workmanship for the period specified above If Agilent receives notice of such defects during the warranty period Agilent will at its option either repair or replace products which prove to be defective Replacement products may be either new or like new 2 Agilent warrants that Agilent software will not fail to execute its programming instructions for the period specified above due to defects in material and workmanship when properly installed and used If Agilent receives notice of such defects during the warranty period Agilent will replace software media which does not execute its programming instructions due to such defects 3 Agilent does not warrant that the operation of Agilent products will be interrupted or error free If Agilent is unable within a reasonable time to repair or replace any product to a condition as warranted customer will be entitled to a r
21. DCOM 3 0219 1854 1037 MMBT3904 0225 1854 1037 MMBT3904 Vocon R201 3 1 AA VAN 0699 3040 R204 3 16K AAA MA 1 VVV 0699 3040 5 R207 3 16K LAN 0633 3040 R213 3 16K 1 AN VV 0699 3040 2 R216 3 16K VVV 0693 3040 R219 3 16K Lam VV 0699 3040 0699 3040 R225 3 16K AAA VVV 0699 3040 1 DRVOUT O E DRVOUT C DRVOUT Pagel DRVOUT C35 DRVOUT DRVOUT DRVOUT C6 peel Page DRVOUT CT DRVOUT Page R302 3 16K AYA ROG W 0699 3040 y R305 3 16K AMA L 0699 3040 1 2 tft R308 3 16K VVV 0699 3040 1 R311 3 16K VAA 0699 3040 1 R314 3 16K 1 5 0699 3040 R317 3 16K 1 AM VN 0699 3040 R320 3 16K I AAA VVV 0699 3040 R323 3 16K T 8 ier VV 0699 3040 DRVOUT C36 yp Page orvouTc37 3 9087 DRVOUT DRVOUT 29 5599 DRVOUT C 40 Page DRVOUT C41 DRVOUT C 42 yp Peg Pagel DRVOUT 43 gt 08 00 44 y 908 02 9 CR301 1906 0291 BAV99 2 Page dogo 951 eM 25 CR304 1906 0291 BASS Page2 4 o 9921 02 35 CR307 1906 0291 BASS Page2 4 PWR2 Page 09 5 CR310 1906 0291 Paget 0
22. Instrument Requirements Recommended Model Use GPIB compalibility as defined by IEEE Standard 488 1987 and the identical ANSI Standard MC1 1 SH1 AH1 T2 TE0 L2 LEO SR0 RL0 PP0 DC0 DT0 and C1 2 3 4 IBM Compatible PC with Agilent 82350 GPIB card F P T installed Controller GPIB Compatible with the RF Mainframe Multiplexer module Agilent E8401A 03A 04A 08A F P T Compatible with the RF commana Module Multiplexer module Agilent E1406A F P T Agilent 3458A or Digital Multimeter 4 wire Ohms Agilent 34401A P T a F Functional Verification Tests P Performance Verification Tests T Troubleshooting NOTE The performance tests troubleshooting and repair procedures are written for the recommended test equipment Substituting alternate test equipment may require that some procedures be modified Chapter 2 Verification Tests 17 You should complete the Performance Verification tests at least once a year For heavy use or severe operating environments perform the tests more often The verification tests assume that the person performing the tests understands how to operate the mainframe the RF multiplexer module and specified test equipment The test procedures do not specify equipment settings for test equipment except in general terms It is assumed that a qualified service trained technician will select and connect the cables adapters and probes
23. O THE EXTENT ALLOWED BY LOCAL LAW THE REMEDIES IN THIS WARRANTY STATEMENT ARE CUSTOMER S SOLE AND EXLUSIVE REMEDIES EXCEPT AS INDICATED ABOVE IN NO EVENT WILL AGILENT OR ITS SUPPLIERS BE LIABLE FOR LOSS OF DATA OR FOR DIRECT SPECIAL INCIDENTAL CONSEQUENTIAL INCLUDING LOST PROFIT OR DATA OR OTHER DAMAGE WHETHER BASED IN CONTRACT TORT OR OTHERWISE FOR CONSUMER TRANSACTIONS IN AUSTRALIA AND NEW ZEALAND THE WARRANTY TERMS CONTAINED IN THIS STATEMENT EXCEPT TO THE EXTENT LAWFULLY PERMITTED DO NOT EXCLUDE RESTRICT OR MODIFY AND ARE IN ADDITION TO THE MANDATORY STATUTORY RIGHTS APPLICABLE TO THE SALE OF THIS PRODUCT TO YOU U S Government Restricted Rights The Software and Documentation have been developed entirely at private expense They are delivered and licensed as commercial computer software as defined in DFARS 252 227 7013 Oct 1988 DFARS 252 211 7015 May 1991 or DFARS 252 227 7014 Jun 1995 as a commercial item as defined in FAR 2 101 a or as Restricted computer software as defined in FAR 52 227 19 Jun 1987 or any equivalent agency regulation or contract clause whichever is applicable You have only those rights provided for such Software and Documentation by the applicable FAR or DFARS clause or the Agilent standard software agreement for the product involved Agilent Technologies E8482A B Six Three 1x4 RF Multiplexer Module Service Manual Edition 1 Copyright O 2001 Agilent Technologies Inc All rights
24. R202 3 16K JC AP 1 VVV 0699 3040 R205 3 16K 1 2 1 AAA VVV 0699 3040 R208 16K 1 2 VA 1 0699 3040 1 R211 3 16K 1 2 1 AAN VVV 0699 3040 R214 3 16K Av 0699 3040 1 2 1 R217 16K z 2 1 VAN 0699 3040 1 R220 3 16K WA 0699 3040 1 2 1 R223 3 16K AAA VVV 0699 3040 1 R226 3 16K 0699 3040 1 DRVOUT DRVOUT C10 3 987 DRVOUT C1 1 y 2998 DRVOUT C12 x 898 Pagel DRVOUT C135 Pagel DRVOUT C145 DRVOUT C15 yj Page Pagel DRVOUT 16 DRVOUT C1 7 9991 0 1 CR201 1906 0291 BAVS9 Pages 4 PWR P A 986 2 CR204 1906 0291 BAVS9 Page3 4 PWR2 2 99 CR207 1906 0291 BAV99 0 Page3 4 PWR2 P 4 399 3RMDO 5 CR210 1906 0291 BAVS9 I Pege3 4 o 9 se Mpgcg CR213 1906 0291 BAV99 Page3 4 o2 Page 7 CR216 1906 0291 BAV99 5 Pages pz Page 9 CR219 1906 0291 BAV99 Pages pups 2 P 5 A 0010 CR222 1906 0291 BAV99 Pages po 2 xref 4 000011 CR225 1906 0291 BAV99 Pages yp n H 5 a G p B G p 3 0201 1854 1037 MMBT 3904 0204 1854 1037 MMBT 3904 Vocom 0207 1854 1037 MMBT3904 m Vacon 0210 1854 1037 MMBT 3904 Vacon 3 0213 1854 1037 MMBT3904 nN Vocom 0216 1854 1037 MMBT3904 x Z V
25. al Information 5 NOTE RF Multiplexer Module Block Diagram NOTE Chapter 1 D 3 Simplified Schematic of One 4 1 Multiplexer 00 SERE MIX Bank 0 e 5 z 6 2 m e E 4 a 0 e Or 3 2 N 5 V w L3 5 e 3 s o 3 a s o y E 7 a CH00 4 0 02 51 0 e CH01 02 9 ias iid 9o o comoo 19 7 3 K98 TT 10 8 0 H02 gt 9i 9 2j 6 CH03 9 S o 8 3 3 o S S 9 5 2 7 0 0 w 3 E gt 1 E gt Note During power off power up or reset Channel n0 is connected to its Com n0 on each bank ado O e Edo x w 3 N 9 0 6 SAN Oi ES o 9 ROH s o 9 3 S ES 1 w S 3 El A 5 M m co ES IS Z gt 482B de de Figure 1 3 Simplified Schematic of the RF Multiplexers RF Multi plexer Specifications are listed in Appendix A of this manual These specifications are the performance standards or limits against which the modules may be 1 Module tested Specifications RF Multi plexer Devices covered by this manual are identified by Agilent Technologies i product number E8482A B followed with a ten character serial number as Module Serial listed on the title page
26. amage can range from slight parameter degradation to catastrophic failure When handling multiplexer assemblies follow these guidelines to avoid damaging components Always use a static free work station with a pad of conductive rubber or similar material when handling electronic components After you remove an assembly from the module place the assembly on a conductive surface to guard against ESD damage Do not stack assemblies Preventive maintenance for the Agilent ES482A B RF multiplexer module consists of periodically cleaning the module to remove dust and debris that will build up over time The cleaning interval is dependent on the environment conditions and application For best results you should clean the module once a year or more often if the module is used in extremely dusty or very humid area The front panel and the top bottom cover can be cleaned with a dry cloth or one slightly dampened with water To prevent electrical shock disconnect any AC power from the mainframe and from other modules that may be connected to the RF multiplexer module before cleaning ESD Precautions Cleaning Requirements WARNING Service 29 Chapter 3 Troubleshooting To troubleshoot an Agilent ES482A B RF Multiplexer module problem you should first identify the problem and then isolate the cause to a user replaceable assembly NOTE Test failures can be caused by improper cabling improper selection of the interface s
27. ations 37 Table 3 4 E8482A B Specifications ITEMS GENERAL CHARACTERISTICS Module Size Device Type Total Channels Relays Type At rated load 10 mA 24 V 2 5GHz 501 impedance Typical Relay Life Peak module current Dynamic module current Power Requirements Watts slot Cooling slot Operating Temperature Operating Humidity INPUT CHARACTERISTICS Maximum Voltage Any two terminals Maximum Current Per channel or common Maximum Power Per channel or common Characteristic Impedance DC ISOLATION Initial Closed Channel Resistance Isolation resistance lt 40 C 65 RH between any two terminals Thermal Offset Per channel continued on the next page Appendix A Table 3 4 E8482A B Specifications Typical Crosstalk Channel to channel AT ill 50 dB mere MHz 100 MHz 1GHz 3GHz 10 Appendix A SPECIFICATIONS 2 501 lt 40 C 95 RH 2 5 GHz gt 500 MHz gt 0 5 dB lt 1 GHz gt 0 6 dB gt 2 GHz lt 1 0 dB lt 2 5 GHz lt 1 5 dB lt 3 GHz lt 2 0 dB typical lt 500 MHz lt 60 dB lt 1 GHz lt 57 dB lt 2 GHz gt 55 dB gt 2 5 GHz lt 40 dB lt 3 GHz lt 39 dB typical lt 500 MHz lt 1 15 lt 1 GHz lt 1 25 lt 2 GHz lt 1 35 lt 2 5 GHz lt 1 45 lt 3 GHz lt 1 50 typical ITEMS AC ISOLATION PERFORMANCE Z Bandwidth 1 5 dB Insertion Loss
28. cking for Heat Damage Checking Logical Address Switch Chapter 3 Checking 472 Mode Verify that the E1472A Mode Switch J100 is set correctly see Figure Switch 3 2 For more details see Agilent E8482A B Six Three 1x4 RF Multiplexer Chapter 3 Module User s Manual E 5 E1472A Mode Switch 7 X X 7 gt XX Xx 4 X X p xX 8 1 2 3 4 5 1 2 3 4 5 At the factory o E1472A mode E8482A mode RQ 1 1 Locate the E1472A Mode Switch at the rear of the E8482A module 2 Move the jumper on the mode switch from Position 2 to Position 1 as shown gt Position Numbers 1 Jumper 0 No Jumper Unused Jumper Configuration 12345 0 001 E8482A mode factory default 1 000 E1472A mode X 1 0 0 1 E1472A mode IRQ 1 1 01 0 E1472A mode IRQ 2 1 01 1 E1472A mode IRQ 3 1 100 gt E1472A mode IRQ 4 1 101 E1472A mode IRQ 5 1 110 E1472A mode IRQ 1 11 1 E1472A mode IRQ 7 NOTES a Position 1 is used for setting E1472A E8482A mode 1 1 472 mode 0 E8482A mode b Position 2 is not used c Postions 3 5 are used for setting Interrupt Priority Level when in E1472A mode and are not used in E8482A mode Figure 3 2 E1472A Mode Switch Settings 32 Service Checking Connectors Check all conn
29. ddress selection and the related SCPI commands Corrective Action An non zero error code is returned when the module self test fails The meaning of each code is given in Table 2 2 If a self test failure occurs recycle power and repeat the self test procedure as shown above If the problem reoccurs the module requires to be repaired Contact Agilent Technologies for repair and service see page 10 Table 2 2 Self test Error Codes Error Description probable Causes 0 Self test passes 1 Firmware error ss02 Bus error problem communicating with the module ss03 Incorrect ID information in ID register 05 Card data register incorrect hardware and firmware with different values 0 Interrupt expected but not received 1 Card busy time incorrect a ss card number with leading zero deleted the typical is 1 Chapter 2 Verification Tests 19 Performance Test Closed Channel Resistance Test The most likely specification to change with time is the relay contact resistance Therefore the performance verification test in this section is to test the closed channel resistance for each channel of the ES482A B RF multiplexer module It is suitable for identifying a damaged relay In general a new relay should have a contact resistance of 11 orless Relays with contact resistance in excess of 20 should be replaced Performance of a relay will deteriorate with use NOTE In the following procedures
30. e 34 RMDS C1 1 998934 5 p emos gt pag Pg2 330 pura 285 par RMD5 28 lt 4 emos Pegel 29 5 pa emos 24 pa 2 05 C 1 Feet 22 pay acon lt par RIC pat RHC43 pa 4 RMD4C11 empacar gt 12 pag pur 92 910 PAE 2 04 8 pa 2 04 8 pa p4 4 04 5002 3470 _ 01 1 nmo gt 5002 3470 01 gt wrsot wrsot 9110 1678 FBM3216HS800 RMC20 Sy 0 RMC22 15 0 Pig 4 92 355 pagg Page 83 pago Page 81 2 Page 49 pana Pege 4 agg pup 4P 82 345 pagg Page 43 p og Page 3 P400 2 650 gt 0 emos 25 0 2 335 Pug s pagg Page 33 Pege 31 Pages 9 27 Page pup 492 325 0 Page 23 pang 2 Pages 2 640 gt pago 2 6 gt 0 2 Pur pagg Pages 13 Page3 11 P400 Paged 9 agg 6 73 00 Pur 5 pagg Page3 3 5 Pad Page3 S Sag RMD2 10 RMD2 8 RMD2 7 RMD2 53 RMO2 2 RMD2 0 RMD5 10 8 05 8 RMD5 7 gt RMD5 5 RMD5 2 RMD5 0 RMD4CIO RMD4 8 RMO4CT RMD4 5 RMD 4 2 RMD 4 0 5VRY 6405 15u 20V 0180
31. e verification tests in this manual the measurement uncertainties are based on 90 day accuracy specifications for the Agilent 3458A Digital Multimeter The calculations are shown below Conditions 4 wire ohms function 100 range 90 day specifications Worst case reading 2 0 U M U I 115 ppm of Reading 5 ppm of Range 1 15x106 2 0 5x10 10 I 17 Test Accuracy Ratios are not defined for single sided measurements so all closed channel resistance measurements have NA Not Applicable in the TAR column Verification Tests 23 NOTE Test Limits Measurement Uncertainty Closed Channel Resistance Test Test Accuracy Ratio TAR Chapter 2 Cal Due Date Chapter 2 Table 2 3 Performance Test Record Page 1 of 2 Date Phone Fax e Mail Tested by Trace No Report Number Model No Model General Information Test Facility Name Address City State ZIP Customer Notes Test Equipment Used Description 1 2 3 4 5 6 24 Verification Tests Table 2 3 Performance Test Record Page 2 of 2 Model Report Number Date Test Minimum Value b Measured Value Maximum Measurement Test Accuracy No Description Value Uncertainty Ratio TAR Closed Channel Resistance Test Values in Ohms Channel 00 2 0 8 0E 5 NA Channel 01 2 0 8 0E 5 NA Channel
32. ectors 3100 P101 P102 P200 and P400 on the Relay Driver PCA board Al for bent pins or damaged contacts If any of them is damaged you may have to replace the PCA P N E8482 60002 Check the connector P16 on the Relay Assembly PCA board A2 or A3 for bent pins or damaged contacts You may have to replace the PCA P N E8482 60001 for the damaged connector WARNING Any maintenance and repair of the module must be performed by qualified personnel Contact Agilent Technologies see page 10 for repair and service as required E8482A Module Use the following procedures to disassemble the Agilent E8482A Six 1x4 Disassembly RF Multiplexer module see Figure 3 3 NOTE To avoid damage to the screw head slots use a T8 Torx driver to remove the front panel handles and a T10 Torx driver to remove the top bottom covers and the A2 A3 PCAs 1 To remove the top bottom covers Remove all 30 nuts and washers from the RF connectors as shown Remove the eight T10 Torx screws from the top cover as shown Lift the top cover off the module The cover may be a tight fit around the RF connectors Turn the assembly over and lift off the bottom cover The cover may be a tight fit around the RF connectors 2 To remove the A2 and A3 assemblies Remove the 3 to 1 cable from the Al A2 and A3 assemblies as shown Remove the three T10 Torx screws from the relay assembly PCA A2 as shown Lift the top relay assembly PCA A2
33. efund of the purchase price upon prompt return of the product 4 Agilent products may contain remanufactured parts equivalent to new in performance or may have been subject to incidental use 5 The warranty period begins on the date of delivery or on the date of installation if installed by Agilent If customer schedules or delays Agilent installation more than 30 days after delivery warranty begins on the 31st day from delivery 6 Warranty does not apply to defects resulting from a improper or inadequate maintenance or calibration b software interfacing parts or supplies not supplied by Agilent c unauthorized modification or misuse d operation outside of the published environmental specifications for the product or e improper site preparation or maintenance 7 TO THE EXTENT ALLOWED BY LOCAL LAW THE ABOVE WARRANTIES ARE EXCLUSIVE AND NO OTHER WARRANTY OR CONDITION WHETHER WRITTEN OR ORAL IS EXPRESSED OR IMPLIED AND AGILENT SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OR CONDITIONS OF MERCHANTABILITY SATISFACTORY QUALITY AND FITNESS FOR A PARTICULAR PURPOSE 8 Agilent will be liable for damage to tangible property per incident up to the greater of 300 000 or the actual amount paid for the product that is the subject of the claim and for damages for bodily injury or death to the extent that all such damages are determined by a court of competent jurisdiction to have been directly caused by a defective Agilent product 9 T
34. elated SCPI commands Chapter 2 Test Conditions Procedures Performance Test Record Recommended System Configuration NOTE 18 Verification Tests Functional Verification Test The Functional Verification Test for the ES482A B RF Multiplexer module consists of sending the self test command TST and checking the response This test can be used at any time to verify that the device is connected properly and is responding to basic commands However it does not ensure module s switching operability Test Procedure 1 Verify the RF multiplexer module is properly installed in the mainframe and the mainframe has passed its power on sequence test 2 Verify that the computer is properly connected to the mainframe via GPIB interface 3 Send the TST command to the RF multiplexer module GPIB primary address is 09 and secondary address is 120 8 15 from Agilent VISA Assistant application program 4 A 0 returned means no self test failure while any non zero error code returned indicates a self test failure See Table 2 2 below for the description of self test error codes NOTE Test failures can be caused by improper cabling improper selection of the interface select code primary and or secondary address setting Verify proper connection and address selection before troubleshooting As required see Agilent ES482A B Six Three 1x4 RF Multiplexer Module User s Manual for more information on module installation a
35. elect code primary and or secondary address setting Verify proper connection and address selection before troubleshooting As required see the Agilent E8482A B Six Three 1x4 RF Multiplexer Module User s Manual for information on address selection and cabling guidelines Identifying the Table 3 2 lists some common problems along with symptoms and possible Problem solutions NOTE Ifthe problem can not be identified or traced to a user replaceable assembly with the following procedures contact Agilent Technologies for repair and service see page 10 Table 3 2 Agilent E8482A B Common Problems Problem Type Symptom Recommended Actions Non zero error code in response Self test Errors to the TST command See page 19 in Chapter 2 See Appendix C Error Messages Non zero error code in response in the Agilent E8482A B Six Three to the SYST ERR command 1x4 RF Multiplexer User s Manual for module errors and causes Operator Errors Catastrophic Failures See Testing the Assembly later in Not responding to commands this chapter Performance Out of Failing Closed channel Specification Resistance Test SEP M CHARIS a Verify proper connections and correct logical address setting before troubleshooting 30 Service Chapter 3 You can use the tests and checks in Table 3 3 to identify the problem on the user replaceable assembly See Figure 3 1 for the locations of
36. fore operation or service Refer to the WARNINGS page page 6 in this manual for a summary of safety information Safety information for testing and service follows and is also found throughout this manual This section contains WARNINGS which must be followed for your protection and CAUTIONS which must be followed to avoid damage to the equipment when performing instrument maintenance or repair WARNING SERVICE TRAINED PERSONNEL ONLY The information in this manual is for service trained personnel who are familiar with electronic circuitry and are aware of the hazards involved To avoid personal injury or damage to the instrument do not perform procedures in this manual or do any servicing unless you are qualified to do so CHECK MAINFRAME POWER SETTINGS Before applying power verify that the mainframe setting matches the line voltage and that the correct fuse is installed An uninterruptible safety earth ground must be provided from the main power source to the supplied power cord set GROUNDING REQUIREMENTS Interruption of the protective grounding conductor inside or outside the mainframe or disconnecting the protective earth terminal will cause a potential shock hazard that could result in personal injury Grounding one conductor of a two conductor outlet is not sufficient protection IMPAIRED PROTECTION Whenever it is likely that instrument protection has been impaired the mainframe must be made inoperative and be secured
37. hapter 2 Verification Tests 17 Hired 17 General Test Requirements eese eere 17 Recommended Test Equipment eese rene nnne 17 Test Conditions Procedures 18 Performance ti SRO OARS RR 18 Recommended System Configuration eese 18 Functional Verification ESti aa ria enne 19 T st Procedure ii e ee e i ERR C a 19 Corrective unfall tt etie ed eee dea e enc 19 Performance Test Closed Channel Resistance Test eee 20 Test Procedute eet nein cea es Deseo ee pe M Peto 20 Corme ctive 1 1 1 1 1 1 t e ea sn EA 22 Performance Test Record 1 1 1 0 REN a Q ai aq s 23 Test LIMITS 2 NO 23 Measurement Uncertainty 001011011 23 Test Accuracy Ratio TAR 0 0 23 Chapter 3 Service Introduction Repair Strategy Replaceable Parts Repair Maintenance Guidelines ESD Precautions Cleaning Requirements Troubleshooting Identifying the Problem Testing the
38. he contents are incomplete or with mechanical damage defect contact Agilent Technologies see page 10 3 Install the RF multiplexer module in a VXI mainframe Refer to the Agilent ES482A B Six Three 1x4 RF Multiplexer Module User s Manual for more information 4 Perform the Functional Verification test and the Performance Verification tests optional Refer to Chapter 2 of this manual 5 If any of the tests do not pass refer to page 30 in Chapter 3 of this manual for troubleshooting If the instrument is to be shipped to Agilent for service or repair see Figure 1 2 for instructions on repackaging the module for shipment 6 If all verification tests pass the module is ready for use Chapter 1 General Information 13 Shipping If the instrument is to be shipped to Agilent for service or repair follow the Guidelines procedures in Figure 1 2 1 Prepare the Module Remove user wiring from terminal module Attach tag to module pod that identifies Owner Model Number Serial Number Service Required Place tagged device in approved anti static bag 2 Package the Module SHIPPING CARTON Place packaged module in shipping carton Place 75 to 100 mm 3 to 4 inches of shock absorbing material around the module Seal the shipping carton securely Mark the shipping carton FRAGILE 3 Ship the Module to Agilent Place address label on shipping carton Send carton to Agilent
39. ing relays Only one channel in each bank can be connected to its COM at a time Channels are referred as 70 through n3 and COM n0 where n is the bank number n 0 5 for E8482A and n 0 2 for E8482B User inputs outputs to any module use 50 SMB connectors At power off power on or following a reset the first channel in each bank is connected to its COM That is channel 720 is connected to the COM n0 connector and all other channels n1 through n3 in each bank are open non terminated In addition the E8482A B RF Multiplexer module can control up to two additional expander modules The expander modules can be either the E1473A 507 RF Multiplexer Expander module or the E1475A 751 RF Multiplexer Expander module The Expander modules can be inserted in the C Size mainframe next to the RF Multiplexer module or can be located up to eight meters away from the RF multiplexer module using remote expander cables Locating the expander module close to the external device keeps connecting cable lengths to a minimum thereby reducing the possibility of crosstalk and insertion loss of high frequency signals See Agilent ES482A B Six Three 1x4 RF Multiplexer Module User s Manual for details The Agilent ES482B Three 1x4 RF Multiplexer module is identical in operation to the ES482A Six 1x4 RF Multiplexer module with the exception of fewer switching channels The E8482B provides a good choice for users requiring fewer RF switching channels Gener
40. itching Frequency Relay contacts heat up when switched As the switching frequency increases the contacts have less time to dissipate heat The resulting increase in contact temperature also reduces relay life End of Life Determination A preventive maintenance routine can prevent problems caused by unexpected relay failure The end of the life of the relay can be determined by using one or more of the three methods described below The best method or combination of methods as well as the failure criteria depends on the application in which the relay is used Contact Resistance Maximum Value As the relay begins to wear out its contact resistance increases When the resistance exceeds a predetermined value the relay should be replaced Appendix B Relay Life 9 Contact Resistance Variance The stability of the contact resistance decreases with age Using this method the contact resistance is measured several 5 10 times and the variance of the measurements is determined An increase in the variance indicates deteriorating performance Number of Relay Operations Relays can be replaced after a predetermined number of contact closures However this method requires knowledge of the applied load and life specifications for the applied load 40 Relay Life Appendix B Appendix C Schematics This appendix contains the schematics and component locator drawings for the Agilent E8482A B Six Three 1x4 RF Multiplexer M
41. mbly over and lift off the bottom cover The cover may be a tight fit around the RF connectors 2 To remove the A2 assembly Remove the 3 to 1 cable from the Aland A2 assemblies as shown Remove the three T10 Torx screws from the relay assembly PCA A2 as shown Lift the relay assembly PCA A2 out 3 To remove the front panel and front panel handles Remove the two T8 Torx screws from the handles as shown Remove the two T8 Torx screw holding the front panel to the Al PCA as shown Lift the front panel off the Al PCA 2 3 to 1 Cable Bottom Cover A2 Relay Assembly PCA M A1 lt Ler Relay Driver PCA gt w 1 2 T8 Torx 2 Handle _ E Y T 2 T8 Tene 15 Nut N i Loc 2 15 Wash o 2 Washer amp Front Panel Top Cover Z gt Figure 3 4 Agilent 584825 Module Disassembly Chapter 3 Service 35 Notes 36 Service Chapter 3 Appendix A E8482A B Specifications SPECIFICATIONS C Size 1 Slot Register based A16 slave only P1 and P2 Connectors Six 1x4 Multiplexers E8482A Three 1x4 Multiplexers E8482B Non latching armature 105 0 1 A 5 V 0 21 A 12 V 0 1 AQ 5 V 0 1 A 6W 0 1 mm 2 0 5 Liter sec for 10 C rise 0 55 C 65 RH 0 40 C 30 V dc 30 V ac peak 0 5 A dc 10 Wac 10 VA ac 50 1 5 gt 107 gt gt V E8482A B Specific
42. odules 41 Schematics ES482 60001 Component Locator E8482 60001 Schematic Sheet 1 of 1 E8482 60002 Component Locator E8482 60002 Schematic Sheet 1 of 5 E8482 60002 Schematic Sheet 2 of 5 E8482 60002 Schematic Sheet 3 of 5 E8482 60002 Schematic Sheet 4 of 5 E8482 60002 Schematic Sheet 5 of 5 Appendix C Notes 42 Schematics Appendix C J38 K2 cn 0490 RK1 1 6 M I 1 AN 8 0490 2625 r RKI I2V HI8 LZ i t4 0490 01 P11 1050 2266 P12 1250 2266 P13 1250 2266 P14 1250 2266 PIS 1250 2266 0490 2625 801 29 0490 2625 RK1 12V H19 1252 3548 pig pig pig NC P16 I pig pig EL pc xg pig e pig lt 2 pig pe kg pig pig P16 pig y pig ee pe tic Lo EOD
43. ponding channel should be replaced According to the repair strategy for the ES482A B module see page 27 you may need to replace entire printed circuit assembly PCA board when any relay on the board is out of the specification limit However the sensitivity of the application should be weighed against the cost of replacing the entire PCA board P N E8482 60001 with some useful life remaining WARNING Any maintenance and repair of the module must be performed by qualified personnel Contact Agilent Technologies see page 10 for repair and service 22 Verification Tests Chapter 2 Performance Test Record Table 2 3 is a form you can copy and use to record performance verification test results for the RF Multiplexer modules Information concerning test limits measurement uncertainty and test accuracy ratio TAR is provided below The accuracy measurement uncertainty and TAR values shown in Table 2 3 are valid ONLY for the specific test conditions test equipment and assumption described If you use test equipment and or change the test conditions you will need to compute the specific values for your test setup Test limits are defined for closed channel resistance test using the specifications in Appendix of this manual The closed channel resistance test specifications are single sided i e there is an upper limit but no lower limit In the Performance Test Record the Minimum column is blank For the performanc
44. re or any other reason REMOVE POWER and do not use the product until safe operation can be verified by service trained personnel If necessary return the product to Agilent for service and repair to ensure that safety features are maintained DO NOT service or adjust alone Do not attempt internal service or adjustment unless another person capable of rendering first aid and resuscitation is present DO NOT substitute parts or modify equipment Because of the danger of introducing additional hazards do not install substitute parts or perform any unauthorized modification to the product Return the product to Agilent for service and repair to ensure that safety features are maintained DECLARATION OF CONFORMITY C 3 NN Agilent Technologies According to ISO IEC Guide 22 and CEN CENELEC EN 45014 Manufacturer s Name Agilent Technologies Incorporated Manufacturer s Address 815 14 St SW Loveland Colorado 80537 USA Declares that the product Product Name Six Three 1x4 RF Multiplexer Module Model Number E8482A B Product Options This declaration covers all options of the above product s Conforms with the following European Directives The product herewith complies with the requirements of the Low Voltage Directive 73 23 EEC and the EMC Directive 89 336 0 including 93 68 EEC and carries the CE Marking accordingly Conforms with the following product standards EMC Standard Limit IEC 61326 1 1997 A1
45. required for the test It is assumed that the temperature is no greater than 25 C and the relative humidity is no greater than 40 within the specifications as shown in Appendix A The results of each Performance Verification Test may be recorded in the Performance Test Record Table 2 3 You can make a copy of this form if desired All verification tests in this chapter assume the following An 1406 command module and an E8482 A B RF Multiplexer module are installed in the mainframe The Agilent SICL Library VISA extensions and an Agilent 82350 GPIB card had been installed and properly configured in your PC computer The computer is connected to the E1406A command module via GPIB interface The GPIB select code is 7 the GPIB primary address is 09 and the E8482 A B module is at logical address 120 secondary address 120 8 15 The E8482A B SCPI driver Revision A 11 01 or later had been downloaded into the E1406A command module For access to the most up to date instrument drivers go to the web site http www agilent com find inst_drivers DMM is an Agilent 3458A You may need to change the module s address and or command syntax to perform the tests for your setup However substituting alternate configuration may require that some procedures be modified See Agilent E6482A B Six Three 1x4 RF Multiplexer Module User s Manual for more information on address selection cabling guidelines and the r
46. reserved Documentation History All Editions and Updates of this manual and their creation date are listed below The first Edition of the manual is Edition 1 The Edition number increments by 1 whenever the manual is revised Updates which are issued between Editions contain replacement pages to correct or add additional information to the current Edition of the manual Whenever a new Edition is created it will contain all of the Update information for the previous Edition Each new Edition or Update also includes a revised copy of this documentation history page Edtond 2222 22 rent a vtri Sa ae t ne June 2001 Safety Symbols Instruction manual symbol affixed to product Indicates that the user must refer to hv Alternating current AC the manual for specific WARNING or CAUTION information to avoid personal Di DC injury or damage to the product TE irect current DC 1 Warning Risk of electrical shock Indicates the field wiring terminal that must be connected to earth ground before operating the equipment protects against electrical shock in case of fault Calls attention to a procedure practice or condition that could cause bodily injury or death WARNING Calls attention to a procedure practice or J r a nn cal CAUTION condition that could possibly cause damage to quip equipment or permanent loss of data WARNINGS The following general safety precautions must be observed during all phase
47. s of operation service and repair of this product Failure to comply with these precautions or with specific warnings elsewhere in this manual violates safety standards of design manufacture and intended use of the product Agilent Technologies assumes no liability for the customer s failure to comply with these requirements Ground the equipment For Safety Class 1 equipment equipment having a protective earth terminal an uninterruptible safety earth ground must be provided from the mains power source to the product input wiring terminals or supplied power cable DO NOT operate the product in an explosive atmosphere or in the presence of flammable gases or fumes For continued protection against fire replace the line fuse s only with fuse s of the same voltage and current rating and type DO NOT use repaired fuses or short circuited fuse holders Keep away from live circuits Operating personnel must not remove equipment covers or shields Procedures involving the removal of covers or shields are for use by service trained personnel only Under certain conditions dangerous voltages may exist even with the equipment switched off To avoid dangerous electrical shock DO NOT perform procedures involving cover or shield removal unless you are qualified to do so DO NOT operate damaged equipment Whenever it is possible that the safety protection features built into this product have been impaired either through physical damage excessive moistu
48. the following changes Move the DMM LO line to the center conductor of the channel under test Use CLOS sscc where ss card number and cc channel number under test 01 03 for Bank 0 5 Repeat Steps 3 amp 4 for channels in Banks 1 2 3 4 and 5 Banks 1 and 2 for E8482B with the following changes Move the DMM HI line to the COM connector of the Bank under test and the DMM LO line to the channel under test within the tested bank Use CLOS sscc where ss card number and cc channel number 10 13 for Bank 1 20 23 for Bank 2 30 33 for Bank 3 40 43 for Bank 4 and 50 53 for Bank 5 Channel Center Figure 2 1 Closed Channel Resistance Test Connections Verification Tests 21 Simplified Schematic of One 4 1 Multiplexer aN CH00 eer e CH01 CM 00 we fe CH02 O 3 Common Center Bank 0 Agilent 3458A Multimeter 7 Sense Input d HI Chapter 2 Corrective Action As shown in Appendix A the initial closed channel resistance for any relay contact of the 885482 A B RF multiplexer module should be less than 1 U However the electromechanical relays are subject to normal wear out see Appendix B Astherelay begins to wear out its contact resistance increases When any channel s resistance is greater than 2U or not suit for your application the relays in the corres
49. ual NOTE The E8482B Three 1x4 RF Multiplexer module is identical to the E8482A module with the exception of fewer channels three 1x4 multiplexers provided Unless otherwise stated this manual applies to both modules Agilent E8482B Three 1x4 RF Multiplexer Module Agilent E8482A Six 1x4 RF Multiplexer Module Figure 1 1 Agilent E8482A B RF Multiplexer Modules Chapter 1 General Information 9 Contacting Agilent Technologies Any adjustment maintenance or repair of this product must be performed by qualified personnel Contact your customer engineer through your local Agilent Technologies Service Center for repair and service You can go to the main Agilent Customer web site http www agilent com find assist to find a list of your local Sales and Service Offices The Agilent Calibration and Repair Services web site http www agilent com find repair describes Agilent calibration and repair services The Agilent Parts web site http www parts agilent com shows how to order replacement parts from Agilent 10 General Information Chapter 1 Safety Considerations This product is a Safety Class I instrument that is provided with a protective earth terminal when installed in the mainframe The instrument mainframe and all related documentation should be reviewed for familiarization with safety markings and instructions be
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