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Agilent Technologies U2751A manual System-Related Operation, Self-Test, Error Conditions, N O T E

Models: U2751A

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Operation and Features

System-Related Operation

N O T E

This section provides information on system-related topics such as executing a self-test, performing self-calibration routine, and reading error conditions.

Do not connect any terminal block or cables prior to performing self-test process.

Self-Test

To perform the self-test, proceed as follows.

Agilent Measurement Manager Operation

Ensure that the switch terminals are not connected to any instrument. Turn on the U2751A. On the application panel, select Tools > Self-Test. This will perform a series of communication tests on the module, which take a couple of seconds to complete.

Error Conditions

Agilent Measurement Manager Operation

A message box will appear once an error occurs while operating the U2751A using the Agilent Measurement Manager.

U2751A User’s and Service Guide

Page 53

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Agilent Technologies U2751A manual System-Related Operation, Self-Test, Error Conditions, N O T E

Contents

Agilent U2751A USB Modular Switch Matrix Agilent TechnologiesUser’s and Service Guide Safety Notices WarrantyNotices C A U T I O NU2751A User’s and Service Guide Safety SymbolsWA R N I N G General Safety InformationU2751A User’s and Service Guide Environmental ConditionsC A U T I O N Environmental conditionsRegulatory Markings Do not dispose in domestic household waste Waste Electrical and Electronic Equipment WEEE Directive 2002/96/ECProduct Category The affixed product label is as shown belowVIII In This Guide…2 Operation and Features 3 Characteristics and SpecificationsU2751A User’s and Service Guide N O T E Declaration of Conformity DoChttp//regulations.corporate.agilent.com/DoC/search.htm U2751A User’s and Service GuideGeneral Maintenance ContentsInstallation Product DimensionsPower Up Chassis InstallationSwitch Control Product SpecificationsU2922A dimensions Figure 1-1. 25-pin male DSub connectorSwitch matrix concept U2922A pin configurationU2751A User’s and Service Guide attached data sheet continued attached data sheetElectrical and mechanical specifications update per List of TablesU2751A User’s and Service Guide Installation U2751A USB Modular Switch Matrix User’s and Service GuideU2751A DSub Connector Chassis Installation1 Getting Started IntroductionProduct Outlook Product at a GlanceTop View Bumpers55-pin backplane connector USB inlet USB indicator Power indicator DSub connectorPower inlet Front ViewDimensions Without Bumpers Product Dimensions105.00 mm 175.00 mm 25.00 mm117.00 mm 180.00 mm Dimensions With Bumpers41.00 mm U2751A User’s and Service GuideU2751A User’s and Service Guide Standard Purchase ItemsGeneral Maintenance Inspection and MaintenanceInitial Inspection Electrical CheckInstallation Installation and ConfigurationU2751A User’s and Service Guide N O T EHard-disk space 1 GB A. Check Your System1 Getting Started If you do not have the Agilent Automation-Ready CD, obtain the IO B. Install the IO Libraries SuiteDisconnect any USB instruments or connectivity interface from your PC U2751A User’s and Service Guide1 Getting Started C. Install the Module DriverN O T E U2751A User’s and Service Guide D. Install the Agilent Measurement Manager10 Fill in the Customer Information Form accordingly and click Next N O T E1 Getting Started U2751A User’s and Service Guide E. Connect the Module to Your PCN O T E Yes, this time only and click Next to proceed1 Getting Started U2751A User’s and Service GuideU2751A User’s and Service Guide Select Ignore to disable the warning messageN O T E Go to Start Control Panel and double-click System8 The Assign USB device alias window will appear. Each time the U2751A is plugged in, this dialog box will appear. To 1 Getting StartedN O T E U2751A User’s and Service GuideN O T E 10 The U2751A can also be connected remotely to the PC1 Getting Started F. Verify Your Module ConnectionSend Commands To This Instrument G. Launch Your Agilent Measurement Manager The IO Control will launch automatically when you start your PCU2751A User’s and Service Guide N O T EU2751A User’s and Service Guide For more information on how to use the Measurement Manager, refer toN O T E 1 Getting StartedFigure 1-1 25-pin male DSub connector U2751A DSub ConnectorPin Assignments Table 1-1 Pin assignmentsU2922A Terminal Block Figure 1-2 U2922A pin configurationN O T E 1 Getting StartedFigure 1- 3 and Figure 1 Female DSub connectorTerminal block Retractable coverSide View Figure 1-4 U2922A dimensions85.00 mm 23.00 mm 90.00 mm 105.00 mmThe maximum transient voltage is 300 Vrms U2922A Terminal Block Installationterminal block during operation to avoid any unexpected hazardJack screws of the U2922A the housing1 Getting Started Snap-fit clasp of the retractable cover andFigure 1-5 55-pin backplane connector pin configuration 55-Pin Backplane Connector Pin Configurationdescription U2751A User’s and Service Guide1 Getting Started Chassis InstallationPower Up Operation and FeaturesSwitch Control SCPI Commands for System-Related Tasks2 Operation and Features Power UpU2751A User’s and Service Guide Switch ControlFigure 2-1 Switch matrix concept 2 Operation and Features Agilent Measurement Manager OperationFigure 2-2 Panel view of the Agilent Measurement Manager Example 1, Make contact at channel SCPI CommandsExample 2, Break contact at channel Example 3, Make contact at channel 101Figure 2-3 Panel view of the relay cycle counter Relay Cycle Counter2 Operation and Features Agilent Measurement Manager OperationSystem-Related Operation Error ConditionsSelf-Test U2751A User’s and Service Guide2 Operation and Features SCPI Commands for System-Related TasksExample 4, Performing system-related tasks U2751A USB Modular Switch Matrix User’s and Service Guide Characteristics and SpecificationsProduct Characteristics Product Specifications Agilent Technologies3 Characteristics and Specifications Product CharacteristicsPOWER CONSUMPTION SAFETY COMPLIANCECharacteristics and Specifications Product SpecificationsU2751A User’s and Service Guide Input characteristics per channelGeneral characteristics 3 Characteristics and SpecificationsChecking Defective Relays Replaceable Parts Disassembly Instructions Service InformationReassembly Instructions Contacting Agilent Technologies U2751A USB Modular Switch Matrix User’s and Service GuideN O T E 4 Service InformationChecking Defective Relays Replaceable Parts Electrostatic Discharge ESD Precautionsdevice Disassemble the instruments in a static-free work area only4 Service Information Disassembly InstructionsU2751A User’s and Service Guide Remove the screws and nuts as shownU2751A User’s and Service Guide DIAGnosticRELayCYCLesCLEar @chlistService Information Separate the carrier and measurement boardTypes of Service Available Reassembly InstructionsContacting Agilent Technologies N O T E N O T EIndex Index Contact us Agilent Technologies