Agilent Technologies E1465A Manual de servicio

Agilent 75000 SERIES CAgilentE1465A/E1466A/E1467A Matrix SwitchesService Manual The information in this manual applies directly to:

Notes8 Agilent E1465A, E1466A, E1467A Matrix Switch Modules Service Manual

Chapter 1General InformationIntroduction This manual contains information required to test, troubleshoot, and repairthe Agilent E1465A 16 x 16 Relay M

Relay Life Electromechanical relays are subject to normal wear-out. Relay life dependson several factors. The effects of loading and switching frequen

NOTERelays that wear out normally or fail due to misuse should not beconsidered defective and are not covered by the product’s warranty.SafetyConsider

WARNINGREMOVE POWER IF POSSIBLE. Some procedures in thismanual may be performed with power supplied to themainframe while protective covers are remove

Inspection/ShippingThis section contains initial (incoming) inspection and shipping guidelinesfor the matrix modules.InitialInspectionUse the steps in

Notify Agilent and carrier.Return Module to AgilentNotify AgilentFigure 1-2. Initial (Incoming) Inspection Guidelines14 General Information Agilent

ShippingGuidelinesFollow the steps in Figure 1-3 to return a matrix module to a AgilentTechnologies Sales and Support Office or Service Center. 1 Pre

Environment The recommended operating environment for the matrixes is:Environment Temperature HumidityOperating 0oC to +55oC <65% relative (0oC to

Matrix OptionsThe Agilent E1467A Option 211 provides a special matrix expansionterminal module. No other Options to the matrixes are available.Schemat

18 General Information Agilent E1465A/66A/67A Service Manual

Chapter 2Verification TestsIntroduction The three levels of test procedures described in this chapter are used toverify that the Agilent E1465A/E1466A

Matrix ModuleFunctionalVerificationThe Functional Verification Test for the Agilent E1465A/E1466A/E1467Amatrix modules consists of sending the *TST? c

The performance verification tests have two parts: a closed channelresistance test of all relay contacts (Test 2-1) and a DC isolation test (Test2-2).

Figure 2-2. Agilent E1466A Test FixtureFigure 2-3. Agilent E1467A Test Fixture22 Verification Tests Agilent E1465A/66A/67A Service Manual

Test 2-1: Closed ChannelResistance TestThis test verifies that all relay contacts meet the closed-channel resistancespecification for the module. When

2. Ensure all relays are open• Send *RST to Module• Trigger the DMM with TRIG SGL and note reading• DMM reading should indicate an open condition (&g

Example: ClosedChannel ResistanceTestThis example performs a Closed Channel Resistance Test to measure thematrix relay contact resistances. If the rel

130 PRINT " 1. Turn Mainframe and Agilent 3458A DMM power OFF"140 PRINT " 2. Connect GPIB cable between mainframe and DMM"150 PR

540 IF Opc <> 1 THEN 520550 ! Check for stuck relays560 OUTPUT @Dmm;"TRIG SGL"570 ENTER @Dmm;A580 IF A<1.E+6 THEN590 PRINT "

ContentsAgilent E1465A/E1466A/E1467A Service ManualChapter 1. General Information . . . . . . . . . . . . . . . . . . . . . .

Typical ResultHI Path LO PathRow 0 to Col 0 .4162 Ohms .4047 OhmsRow 0 to Col 1 .4045 Ohms .4151 OhmsRow 0 to Col 2 .3947 Ohms .3875 Ohms•ù••ù••

Test 2-2: DCIsolation TestThis test verifies that sufficient DC isolation exists at various points on theModule. DC Isolation is checked from HI to LO

5. Record the DMM reading in Table 2-1 (HI to LO)HI to Chassis Isolation 1. Make hardware connections as shown in Figure 2-72. Set DMM to 2-wire oh

5. Record the DMM reading in Table 2-1 (LO to Chassis)Figure 2-8. LO to Chassis Isolation Test Connections10! RE-SAVE "DC_ISOL" 20 ASSIGN

180 PAUSE 190 OUTPUT @Sw;"*CLS"200 OUTPUT @Sw;"SYST:CDES? "&Cc$210 ENTER @Sw;A$220 SELECT A$[2,2]230 CASE "1"2

Example:DC Isolation TestThis example performs DC Isolation Tests for HI to LO, HI to Chassis, andLO to chassisTypical ResultDC Isolation TestsHI to L

MeasurementUncertaintyFor the performance verification tests in this manual, measurementuncertainties are calculated based on the Agilent 3458A Digita

Table 2-1. Performance Test Record (Page 1 of 10)General InformationTest Facility:Name_____________________________________Address____________________

Table 2-1. Performance Test Record (Page 2 of 10)Test No/DescriptionMinimum* ValueMeasured Value MaximumValueMeasUncert Test AccRatio (TAR)Test 2-1: C

Table 2-1. Performance Test Record (Page 3 of 10)Test No/DescriptionMinimum* ValueMeasured Value MaximumValueMeasUncert Test AccRatio (TAR)Test 2-1: C

Chapter 4. Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55I

Table 2-1. Performance Test Record (Page 4 of 10)Test No/DescriptionMinimum* ValueMeasured Value MaximumValueMeasUncert Test AccRatio (TAR)Test 2-1: C

Table 2-1. Performance Test Record (Page 5 of 10)Test No/DescriptionMinimum* ValueMeasured Value MaximumValueMeasUncert Test AccRatio (TAR)Test 2-1: C

Table 2-1. Performance Test Record (Page 6 of 10)Test No/DescriptionMinimum* ValueMeasured Value MaximumValueMeasUncert Test AccRatio (TAR)Test 2-1: C

Table 2-1. Performance Test Record (Page 7 of 10)Test No/DescriptionMinimum* ValueMeasured Value MaximumValueMeasUncert Test AccRatio (TAR)Test 2-1: C

Table 2-1. Performance Test Record (Page 8 of 10)Test No/DescriptionMinimum* ValueMeasured Value MaximumValueMeasUncert Test AccRatio (TAR)Test 2-1: C

Table 2-1. Performance Test Record (Page 9 of 10)Test No/DescriptionMinimum* ValueMeasured Value MaximumValueMeasUncert Test AccRatio (TAR)Test 2-1: C

Table 2-1. Performance Test Record (Page 10 of 10)Test No/Description MinimumValueMeasured Value Maximum*ValueMeasUncert Test AccRatio (TAR)Test 2-2 D

Chapter 3Replaceable PartsIntroduction This chapter contains information for ordering replaceable parts for theAgilent E1465A/E1466A/E1467A Relay Matr

ReferenceDesignatorAgilent PartNumberQty Part DescriptionA2A1 E1466-66501 1 PC ASSEMBLY DENSE MATRIX C101-C106 0160-4835 15 CAPACITOR-FXD 0.1uF +

ReferenceDesignatorAgilent PartNumberQty Part DescriptionK800-K815 0490-1782 RELAY 2C 12VDC-COIL 1A 250VDC K900-K915 0490-1782 RELAY 2C 12VDC-COIL

CertificationAgilent Technologies certifies that this product met its published specifications at the time of shipment from the factory. AgilentTechn

ReferenceDesignatorAgilent PartNumberQty Part DescriptionU111 1820-6475 3 IC FIFO CMOS ASYNCHRO 4608-BIT U112 E1466-88801 1 IC-PAL16L8-25 UNPROG

Figure 3-1. Component Assembly Replaceable PartsAgilent E1465A/66A/67A Service Manual Replaceable Parts 49

Figure 3-2. Terminal Case Assembly Replaceable PartsTable 3-2. Terminal Case Replaceable Parts ReferenceDesignatorAgilent PartNumberQty. Part Descri

Figure 3-3. Terminal Case Assembly Replaceable PartsTable 3-3. Terminal Case Replaceable PartsReferenceDesignatorAgilent PartNumberQty Part Descript

Table 3-4. Agilent E1465A Terminal Module Replaceable PartsReferenceDesignatorAgilent PartNumberQty Part DescriptionA3 E1465-66510 1 TERMINAL CARD 1

Figure 3-4. Agilent E1465A Terminal ModuleFigure 3-5. Agilent E1466A Terminal ModuleFigure 3-6. Agilent E1467A Terminal ModuleAgilent E1465A/66A/67

Table 3-6. Matrix Module Reference DesignatorsReference DesignatorsA...assembly PCB...printed circuit boardBRK...bracket

Chapter 4ServiceIntroduction This chapter contains service information for the Agilent E1465A/E1466A/E1467A matrix modules, including troubleshooting

Troubleshooting To troubleshoot a matrix module problem you must first identify theproblem and then isolate the cause of the problem to a replaceable

Testing theAssemblyYou can use the tests and checks in Table 4-2 to isolate the problem. SeeFigures 3-1, 3-2, 3-3, 3-4, 3-5, and 3-6 in Chapter 3 for

Frame or chassis ground terminal—typicallyconnects to the equipment’s metal frame.Alternating current (AC).Direct current (DC). Indicates hazardous vo

Relay DriverDescriptionFigure 4-1 shows a simplified diagram of the relay driver and decodercircuits. As shown in the figure, the relays on the compon

Matching Relaysto ChannelsUse Table 4-3 to help match channel numbers to relay and drive circuitreference designators.Table 4-3. Channel Relays/Refere

Agilent E1465A Agilent E1466A Agilent E1467ACH # Relay RelayDriverBankDecoderCH # Relay RelayDriverBankDecoderCH # Relay RelayDriverBankDecoderR02 C00

Agilent E1465A Agilent E1466A Agilent E1467ACH # Relay RelayDriverBankDecoderCH # Relay RelayDriverBankDecoderCH # Relay RelayDriverBankDecoderR04 C00

Agilent E1465A Agilent E1466A Agilent E1467ACH # Relay RelayDriverBankDecoderCH # Relay RelayDriverBankDecoderCH # Relay RelayDriverBankDecoderR06 C00

Agilent E1465A Agilent E1466A Agilent E1467ACH # Relay RelayDriverBankDecoderCH # Relay RelayDriverBankDecoderCH # Relay RelayDriverBankDecoderR08 C00

Agilent E1465A Agilent E1466A Agilent E1467ACH # Relay RelayDriverBankDecoderCH # Relay RelayDriverBankDecoderCH # Relay RelayDriverBankDecoderR10 C00

Agilent E1465A Agilent E1466A Agilent E1467ACH # Relay RelayDriverBankDecoderCH # Relay RelayDriverBankDecoderCH # Relay RelayDriverBankDecoderR12 C00

Agilent E1465A Agilent E1466A Agilent E1467ACH # Relay RelayDriverBankDecoderCH # Relay RelayDriverBankDecoderCH # Relay RelayDriverBankDecoderR14 C00

Self-TestError CodesTable 4-4 shows the self-test error codes for the matrix modules. Themeaning of each code is given in the right-hand column. If a

Declaration of Conformity Declarations of Conformity for this product and for other Agilent products may be downloaded from the Internet. There are

Figure 4-2. E1465A/E1466A/E1467A Disassembly68 Service Agilent E1465A/66A/67A Service Manual

Repair/MaintenanceGuidelinesThis section provides guidelines for repairing and maintaining theAgilent E1465A/E1466A/E1467A matrix modules, including:•

Post-Repair Safety ChecksAfter making repairs to the module, inspect the device for any signs ofabnormal internally generated heat, such as discolored

Notes6 Agilent E1465A, E1466A, E1467A Matrix Switch Modules Service Manual

NotesAgilent E1465A, E1466A, E1467A Matrix Switch Modules Service Manual 7