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Agilent Technologies U2751A Pin Backplane Connector Pin Configuration, description, Functionality

Models: U2751A

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Getting Started

1

55-Pin Backplane Connector Pin Configuration

The 55-pin backplane connector is used when the U2751A module is inserted into the U2781A USB modular instrument chassis. For more details, refer to the Agilent U2781A USB Modular Instrument Chassis User's Guide.

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

F

NC

NC

NC

NC

NC

NC

NC

NC

VBUS

GND

USB_D–

E

GND

TRIG3

GND

TRIG2

GND

TRIG1

GND

TRIG0

GND

GND

USB_D+

D

TRIG4

GND

TRIG5

GND

TRIG6

GND

TRIG7

GND

+12 V

+12 V

GND

C

nBPUB

CLK10M

GND

STAR_TRIG

GA2

GA1

GA0

NC

+12 V

+12 V

+12 V

B

NC

NC

NC

NC

NC

NC

NC

NC

+12 V

+12 V

+12 V

A

11

10

9

8

7

6

5

4

3

2

1

Figure 1-555-pin backplane connector pin configuration

Table 1-2Synchronous Simultaneous Interface (SSI) connector pin

description

SSI timing signal

Functionality

GND

Ground

NC

Not connected

VBUS

USB bus power sensing input

USB_D+, USB_D–

USB differential pair

TRIG0~TRIG7

Trigger bus

+12 V

+12 V power with 4 A current

nBPUB

USB backplane input detect

CLK10M

10 MHz clock source

STAR_TRIG

Star trigger

GA0,GA1,GA2

Geographical address pin

U2751A User’s and Service Guide

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Agilent Technologies U2751A Pin Backplane Connector Pin Configuration, 5 55-pin backplane connector pin configuration

Contents

Agilent Technologies User’s and Service GuideAgilent U2751A USB Modular Switch Matrix 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 EA. Check Your System 1 Getting StartedHard-disk space 1 GB 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 GuideC. Install the Module Driver N O T E1 Getting Started U2751A User’s and Service Guide D. Install the Agilent Measurement ManagerN O T E 1 Getting Started10 Fill in the Customer Information Form accordingly and click Next 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 PCF. Verify Your Module Connection Send Commands To This Instrument1 Getting Started 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 UpSwitch Control Figure 2-1 Switch matrix conceptU2751A User’s and Service Guide Agilent Measurement Manager Operation Figure 2-2 Panel view of the Agilent Measurement Manager2 Operation and Features 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 GuideSCPI Commands for System-Related Tasks Example 4, Performing system-related tasks2 Operation and Features 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 Guide4 Service Information Checking Defective RelaysN O T E 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