User Manual 73A-851 Adapter Module 070-9158-01
Contents
1. 5 5 73 851 12 INSTALLATION OPERATION Once the 73A 851 Module is installed no operator intervention is required for proper operation The commands normally used to interact with the VME or V XIbus Module installed on the 73A 851 will function as usual If the module is being used in a CDS 73A IBX System card cage the module s commander will be the 73A 151 or 73A 151B Resource Manager IEEE 488 Interface Module Refer to the 73A 151 B Operating Manual for information on how the system controller communicates with the 73A 151 B L M 73A 851 13 OPERATION APPENDIX A FRONT PANEL INPUT OUTPUT CONNECTIONS The table below applies only when a VME 6U size module and a ribbon cable assembly 91100 5101 are installed on the 73A 851 Module This cable assembly Option 002 connects rows A and C of P2 on the installed VME module to two DC37P connectors nounted on a separate removable front panel P2 PIN DC37P PIN P2 PIN DC37P PIN NUMBERS NUMBERS NUMBERS NUMBERS Al 54 1 54 2 2 54 3 2 54 4 54 5 C3 S4 6 4 54 7 C4 S4 8 5 54 9 C5 S4 10 A6 S4 11 C6 S4 12 A7 S4 13 C7 S4 14 A8 S4 15 C8 S4 16 A9 54 17 9 54 18 10 54 19 10 54 20 All S4 21 C11 S2 22 A12 S4 23 C12 S4 24 A13 54 25 54 26 14 54 27 14 54 28 15 54 29 15 54 30 16 54 31 16 54 32 17 55 1 17 55 2 18 55 3 18 55 4 19 55 5 19 55 6 20 55 7 C20 S5 8 A21 55 9 C21 S5 10 A22 S5 11 C22 S5 122. Data Transfer bus D08 O DO8 EO D16 OR D32 Address bus A16 A24 OR A32 The module installed in the 73A 851 may act as a bus master or slave or both VMEbus monitor modules that are neither masters nor slaves on the VME bus are not supported by the 73A 851 The module installed in the 73A 851 must not have a bus arbiter can not be used in V XIbus slot 0 and must not drive SYSCLK P1 A10 The module installed in the 73A 851 may be an interrupter or interrupt handler but not both on any given interrupt level The module may be an interrupter on one level and an interrupt handler on another level If the installed module has bus master capability the 73A 851 converts the module s bus request protocol to the Fair Requestor the Request Or No Request RONR protocol specified by the VXIbus Specification The installed module must generate bus requests on a single bus request level VXIbus TTL trigger protocol synchronous asynchronous and start stop are supported TTL semi synchronous protocol is not supported VXIbus ECL trigger protocol synchronous asynchronous and start stop are supported ECL semi synchronous protocol is not supported One slot is required if the installed module is a V XIbus module T wo slots are required if the installed module is a VME module and access is needed to signals on module connector P2 rows A and C The second slot is used to mount a front panel containing connectors that a
3. 5 If the module still does not function properly after following step 3 recheck the switch settings and jumper positions on the module VME modules must not be placed in the upper quarter of 16 address space 0 000 through OFFFFh with address modifiers 29h or 2Dh EM EE REPE ER EE M C 73A 851 15 APPENDIX B Appendix C Options Option 01 Option 01 provides required jumper blocks for VXIbus B size module And it connects rows A and C of P2 to rows A and C of the B size VXI module Option 02 Option 02 provides a two wide front panel with access to rows A amp C of VME module via 2 DC37P connectors Option 03 Option 03 provides a front panel for use with size module 73A 851 17
4. C size VXIbus instrument module and therefore may be installed in any C or D size VXIbus card cage slot other than slot 0 If the module is being installed in a D size card cage consult the operating manual for the card cage to determine how to install the module in that particular card cage NOTE The following system level restriction must be observed when using the 73 851 Module If a bus master is installed in the 73A 851 the 73A 851 must be installed in a slot to the right of any other bus master that issues bus requests on the same level as the bus master installed on the 73A 851 If a slave module is installed in the 73A 851 then no bus master installed in the same card cage is permitted to do address pipelined bus cycles Tools Required The following tools are required for proper installation Slotted screwdriver set CAUTION In order to maintain proper card cage cooling unused card cage slots must be covered with blank front panels supplied by the card cage manufacturer Based on the number of modules ordered with a CDS card cage blank front panels are supplied to cover all unused slots CAUTION Verify that the card cage is able to provide adequate cooling and power for the 73A 851 Module Refer to the card cage Operating Manual for instructions on determining cooling and power compatibility CAUTION The 73A 851 Module is a piece of electronic equipment and therefore has some susceptibili
5. V XIbus module is installed Option 003 is required to provide a mounting surface for the module The following controls are provided to select the functions of the 73 851 Module s operating environment See Figure 851 1 for their physical locations Interru 1 witch The 73A 851 has an Interrupt Select switch for each interrupt level on the VXIbus These switches determine whether the installed module is to act as an interrupt handler or as an interrupter for each of the VME or VXlbus levels IRQI through IRQ7 If an Interrupt Select switch is set to position 1 the module installed in the 73A 851 may bean interrupt handler on the corresponding interrupt level but may not be an interrupter on that level If an Interrupt Select switch is set to position 2 the module installed in the 73A 851 may be an interrupter on the corresponding level but may not be an interrupt handler on that level If the installed module is neither an interrupter nor an interrupt handler on particular interrupt level the switch position for that level has no effect TTL Trigger Direction Switches The 73A 851 has a Direction switch for each VXIbus TTL trigger line which must be set if a Bsize VXIbus module is installed in the 73A 851 These switches correspond to VXIbus signals TTLTRGO through TTLTRG7 M M 73A 851 DESCRIPTION If a Trigger Direction switch is set to position 1 the corresponding VXlIbus trigger signal is
6. an input to the module installed in the 73A 851 If a Trigger Direction switch is set to position 2 the corresponding V XIbus trigger signal is an output from the installed module If the installed module does not monitor or drive a particular TTL trigger signal the switch position for that signal has no effect If any module needs to both drive and receive the same V XIbus TTL trigger line please consult the factory ECL Trigger Direction Switche The 73A 851 has a Direction switch for each VXIbus ECL trigger line which must besetif a Bsize VXIbus module is installed in the 73 851 These switches correspond to VXIbus signals ECLTRGO and ECLTRGI If a Trigger Direction switch is set to position 1 the corresponding VXIbus trigger signal is an input to the module installed in the 73A 851 If a Trigger Direction switch is set to position 2 the corresponding V XIbus trigger signal is an output from the installed module If the installed module does not monitor or drive a particular ECL trigger signal the switch position for that signal has no effect If any module needs to both drive and receive the same V XIbus TTL trigger line please consult the factory SYSRESET Direction Switch If this switch is set to position 1 the installed module can monitor SYSRESET P1 C12 on the VXIbus backpiane If this switch is set to position 2 the installed module can drive 5 5 5 The SYSRESET Direction switch s
7. is included in the manual There is no caution or danger associated with the information Marked on the Module DANGER High Voltage ATTENTION Refer to the manual D Protective ground earth terminal O Refer to manual before using Power Source This module is intended to operate in a mainframe whose power source does not apply more than 250V rms between the supply conductors or between either supply conductor and ground protective ground connection through the grounding conductor in the power cord s is essential for safe operation Grounding the Module This module is grounded through the grounding conductor of the mainframe power cord s To avoid electrical shock plug the mainframe power cord s into a properly wired receptacle before connecting to the module connectors protective ground connection through the mainframe is essential for safe operation Danger Arising from Loss of Ground Upon loss of the protective ground connection all accessible conductive parts can render an electric shock Use the Proper Fuse To avoid fire hazard use only fuses specified in the module parts list A replacement fuse must meet the type voltage rating and current rating specifications required for the fuse that it replaces Do Not Operate in Explosive Atmosphere To avoid explosion do not operate the module in an explosive atmosphere Do Not Remove Covers or Panels To avoid personal injury the module
8. shipment is to a location within the country in which the Tektronix service center is located Customer shall be responsible for paying all shipping charges duties taxes and any other charges for products returned to any other locations This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and care Tektronix shall not be obligated to furnish service under this warranty a to repair damage resulting from attempts by personnel other than Tektronix representatives to install repair or service the product b to repair damage resulting from improper use or connection to incompatible equipment or c to service a product that has been modified or integrated with other products when the effect of such modification or integration increases the time or difficulty of servicing the product THIS WARRANTY IS GIVEN BY TEKTRONIX WITH RESPECT TO THIS PRODUCT IN LIEU OF ANY OTHER WARRANTIES EXPRESSED OR IMPLIED TEKTRONIX AND ITS VENDORS DISCLAIM ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE TEKTRONIX RESPONSIBILITY TO REPAIR OR REPLACE DEFECTIVE PRODUCTS IS THE SOLE AND EXCLUSIVE REMEDY PROVIDED TO THE CUSTOMER FOR BREACH OF THIS WARRANTY TEKTRONIX AND ITS VENDORS WILL NOT BE LIABLE FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES IRRESPECTIVE OF WHETHER TEKTRONIX OR THE VENDOR HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES EC Dec
9. when the direction switch for VXIbus signal ECLTRGI is set to position 2 To avoid unnecessary loading of the signal line the SUMBUS signal should be jumpered only in VXIbus applications where it is used IACKIN IACKOUT jumper should not be moved to position B if the installed module can be an interrupt handler or interrupter in either a VME or VXIbus application The BGOIN BGOOUT through BG3IN BG30UT jumpers should not be moved to position B if the installed module has bus master capability in either a VME or VXIbus application The SERDAT signal should be jumpered only in VXIbus applications where it is used to avoid unnecessary loading of the signal Sf fey SSS i i SSS SSS SS C 73A 851 DESCRIPTION Ke 2 480 BGIINA BGOOUT BG11N BG1OUT n o 98 BG21N BG20UT 9531 BG3OUT F 0 08 LACK IN LACKOUTX POSITION SERDAT 1 2 1 2 RQ1 cs IRO2 com axon O IRQ4 cx oon SYSRESET OUTPUT 9 um ET Sx 99 ECLTAGI I NPUT HEADER P2 POWER HEADER O A JUMPER BLOCKS IN TTLTRGO TTL TRG1 TTLTRG2 TTLTRGH VX1 BUS HEADER TTLTRG4 TTLTRGSA TTLTAGE TILTRG A oo 2 uox S POSITION 2 POSITION 1 Figure 851 1 734 851 Controls and Indicators L MM 73A 851 4 DESCRIPTION VMEbus Interface Triggering Number of Slots Power Requirements SPECIFICATIONS
10. 6 in x 12 in x 4 in 1 2 13 Ib When ordered with a CDS Card cage this module will be installed and secured in one of the instrument module slots slots 1 12 When ordered alone the module s shipping weight is 1 3 kg 3 Ib Any orientation Installs in an instrument module slot slots 1 12 of a C or D size VXIbus card cage Refer to D size card cage manual for information on required adapters s u Y A J n X YH Mv 7 J 73A 851 7 SPECIFICATIONS Equipment Supplied 1 73A 851 Adapter Module 2 Captive Screws Optional Equipment Options Option 001 Required when installing a B size VXI module in the 73 851 2 Ribbon Cable Assembly Part 91100 85103 3 Jumper Blocks Part 45020 98136 Option 002 Used when installing a 6U size VME module in the 73A 851 that requires access to P2 connector rows P2 A and C includes scparate removable front panel Ribbon Cable Assembly Part 73A 851 002 Option 003 Required when installing a 3U VME module or an A size VXI module in the 73 851 1 Size Adapter Part 73A 851 003 BENE MEME MaaA S i BREAAUi amp sp nps4 v geh LL LLLULUALCLLAAULLLLU LDULAULLUUOL SSZSE Sn 73A 851 8 SPECIFICATIONS INSTALLATION The 73A 851 Moduie is a
11. A23 55 13 C23 S5 14 A24 S5 15 C24 S5 16 A25 55 17 25 55 18 26 55 19 26 55 20 27 55 21 C27 55 22 A28 55 23 C28 55 24 29 55 25 C2 55 26 A30 55 27 C30 55 28 A31 55 29 C31 55 30 A32 S5 31 C32 S5 32 i 73A 851 14 APPENDIX A APPENDIX B TROUBLESHOOTING PROCEDURE If a VME module installed in the 73A 851 Also verify that any A24 or A32 Module does not function properly use the address space used by the module following procedure before consulting the does not coincide with address space factory assigned to another V XIbus module installed in the system 1 Check the switch settings on the 73A 851 Module These settings must be set according to the capabilities of the installed module For example if the installed module generates interrupts on VME level 3 the IRQ3 switch on the 73A 851 Module must be set to position 2 2 Check the jumper positions on the 73A 851 Module The three P2 power jumper blocks must be removed if a WME module is installed in the 73A 851 3 If the 73A 851 switch settings and jumper positions are correct and the module still does not function properly remove the module from the 73A 851 module and install it on a VME extender board If a VME module is being used be sure to isolate the VME module from P2 rows and C 4 If the module functions properly after following step 3 call CDS for help in resolving the problem that appears when the module is installed on the 73 851
12. BGIIN to the module installed in the 73A 851 BG2IN BG2OUT Position A default Jumper VME signals BG2IN and BG2OUT to the module installed in the 73A 851 Position Jumper VME signal BG2IN to BG2OUT without passing BG2IN to the module installed in the 73A 851 BG3IN BG3OUT Position A default Jumper VME signals BG3IN and BG30UT to the module installed in the 73A 851 Position B Jumper VME signal BG3IN to BG3OUT without passing BG3IN to the module installed in the 73A 851 SERDAT When jumper is installed VME signal SERDAT is connected to P1 B22 SERCLK Input When installed enables the installed module to monitor VME signal SERCLK If this jumper 15 installed the SERCLK Output jumper must be removed SERCLK Output When installed enables the installed module to drive VME signal SERCLK If this jumper is installed the SERCLK Input jumper must be removed ECL Trigger 0 Input This jumper must be installed when the direction switch for VXIbus signal ECLTRGO is set to position l It terminates the output of the ECL gate that monitors the ECLTRGO signal This jumper must be removed when the direction switch for VXIbus signal ECLTRGO is set to position 2 ECL Trigger 1 Input This jumper must be installed when the direction switch for VXIbus signal ECLTRGI is set to position l It terminates the output of the ECL gate that monitors the ECLTRGI signal This jumper must be removed
13. User Manual Tektronix S 73A 851 Adapter Module 070 9158 01 251 bus This document applies for firmware version 1 00 and above Please check for change information at the rear of this manual Copyright Tektronix Inc All rights reserved Tektronix products are covered by U S and foreign patents issued and pending Information in this publication supercedes that in all previously published material Specifications and price change privileges reserved Printed in the U S A Tektronix Inc Box 1000 Wilsonville 97070 1000 TEKTRONIX and TEK are registered trademarks of Tektronix Inc WARRANTY Tektronix warrants that this product will be free from defects in materials and workmanship for a period of three 3 years from the date of shipment If any such product proves defective during this warranty period Tektronix at its option either will repair the defective product without charge for parts and labor or will provide a replacement in exchange for the defective product In order to obtain service under this warranty Customer must notify Tektronix of the defect before the expiration of the warranty period and make suitable arrangements for the performance of service Customer shall be responsible for packaging and shipping the defective product to the service center designated by Tektronix with shipping charges prepaid Tektronix shall pay for the return of the product to Customer if the
14. bus A Size Module Installation 11 Installation 1 1 1 12 Operation 13 Appendices Appendix A Front Panel Output Connections 6 ee eee nn 14 Appendix B Troubleshooting Procedure n n ng 15 Appendix C Option 11 6111 hene 17 73 851 Safety Summary The general safety information in this summary is for both operating and servicing personnel Additional specific warnings and cautions are found throughout the manual where they apply and may not appear in this summary TERMS In This Manual WARNING statements identify conditions or practices that could result in personal injury or loss of life CAUTION statements identify conditions or practices that could result in damage to the module or other property Marked on the Module DANGER indicates a personal injury hazard immediately accessible as one reads the marking CAUTION indicates a personal injury hazard not immediately accessible as one reads the marking or a hazard to property including the module itself SYMBOLS in This Manual N This symbol indicates where LL applicable cautionary or other information is to be found D This symbol indicates where special explanatory information
15. covers should be removed only by qualified service personnel Do not operate the module without covers and panels properly installed DESCRIPTION The 73A 851 Adapter Module is a printed circuit board assembly for use in a card cage conforming to the VXIbus Specification such as the 73A 021 used in the CDS 73A IAC System It allows A or B size VME modules or A or B size VXIbus modules to be installed in a C size card cage The 73A 851 Module maintains the proper VMEbus environment timing and backplane line length by buffering the VME address bus data bus and control signals and routing them to the installed module The V XIbus Specification fully defines all pins of all backplane connectors Since the outer rows of P2 are classified as user definable by VME the potential exists for pin use conflicts To avoid this problem pins P2 Al through P2 A32 and pins 2 through P2 C32 are isolated from the VXIbus backplane but may not be accessed by the user If a 6U VME module is installed in the 73A 851 the user has the option of wiring directly to header fields or of routing signals appearing on rows P2 A and C to DC37 S connectors mounted on a separate removable front panel Option 002 If a B size VXIbus module is installed the header fields must be strapped together to provide proper routing of the V XIbus local bus and trigger signals that use rows and C of P2 Option 001 If a 3U VME module or an size
16. el of the 73A 851 Module Replace the captive screw at the top of the A size module with one of the captive screws shipped with the 73 851 Slide the size module through the top half of the cutout in the front panel of the 73A 851 Module Fasten the 73A 851 and the size module to the VXIbus card cage with the captive screws at the top and bottom of the size module and the captive screw at the bottom of the A size adapter assembly INSTALLATION INSTALLATION CHECKLIST Installation parameters may vary depending on the card cage being used Be sure to consult the card cage Operating Manual before installing and operating the 73A 851 Module Revision Level Serial No Card Cage Slot Number Switch Settings Interrupt Select Switches IRQI IRQ2 IRQ3 IRQ4 IRQS IRQ6 IRQ7 EN TTL Trigger Direction Switches TTLTRGO TTLTRGI TTLTRG2 TTLTRG3 TTLTRG4 TTLTRG5 TTLTRG6 TTLTRG7 LL M A LH ECL Trigger Direction Switches ECLTRGO ECLTRGI SERCLK Direction Switch mE ME SYSRESET Direction Switch Jumpers VXIbus P2 Power Jumper Blocks SUMBUS IACKIN IACKOUT BGOIN BGOOUT BGIIN BGIOUT BG2IN BG2O0UT BG3IN BG30UT ECL Trigger 0 Input ECL Trigger 1 Input SERCLK Input SERCLK Output SERDAT OUT OUT UJ UJ u uu 2 22 2 gt gt gt gt gt 7 0000 4444 OUT Performed by Date 222002220
17. eplace them with the captive screws shipped with the 734 851 5 Slide the VME module through the cutout in the 73A 851 front panel 6 Fasten the 73A 851 and VME module to the VXIbus card cage with the captive screws at the top and bottom of the VME card front panel 7 Fasten the front panel connected to the ribbon cable assembly to the VXIbus card cage immediately to the right of the 734 851 Module NOTE on address selection of an installed VME module The installed VME module must not reside in the upper quarter of 16 address space 0 000 to OFFFFh It may reside in the lower three quarters of 16 address space 0000h to OBFFFh If the installed module uses any A24 or A32 address space be sure that the address space used by the VME module does not coincide with A24 A32 address space assigned to VXIbus modules by the VXIbus Resource Manager e VXIbus B Size Module Installation With Option 01 Option 01 is required when a B size V XIbus module is to be installed in the 73 851 73A 851 installation procedure when used with a B size VXIbus module is as follows 1 Connect one ribbon cable assembly from Module Header A to VXI Bus Header the 73A 851 Module see Figure 851 1 Connect one ribbon cable assembly from Module Header B to VXI Bus Header on the 73A 851 Module Make sure that pin of each ribbon cable indicated by the red wire at one side of each cable is connected to pin 1 of i
18. houid normally be set to position 1 CAUTION The three VXIbus P2 Power Jumper Blocks must be removed if a VME module is installed in the 73 851 These jumper blocks included as part of Option 001 must be installed if a B size V XIbus module is installed in the 73A 851 The VXIbus P2 Power Jumper Blocks apply power to the installed module on the pins listed below 5V to P2 A25 5V to P2 A7 13 19 C4 C19 2v to P2 A2 C13 24v to P2 C31 24v to P2 C32 GND to P2 A4 A10 A16 A22 A28 A31 C3 C7 CIO C16 C22 C25 C28 C30 V XIbus MODID signal to P2 A30 The following signals may either be jumpered or the jumpering connections may be changed as indicated Jumper Connects SUMBUS VXIbus SUMBUS to P2 A32 when installed IACKIN IACKOUT Position default Jumpers VME signals IACKIN and IACKOUT to the module installed in 73A 851 Position B Jumper VME signal IACKIN to IACKOUT without passing IACKIN to the module installed in the 73A 851 BGOIN BGOOUT Position default I 73 851 DESCRIPTION Jumpers VME signais BGOIN and BGOOUT to the module installed in the 73A 851 Position B Jumpers VME signal BGOIN to BGOOUT without pasing BGOIN to the module installed in the 73A 851 BGIIN BGIOUT Position A default Jumper VME signals BGIIN and BGIOUT to the module installed in the 73A 851 Position B Jumper VME signal BGIIN to BGIOUT without passing
19. laration of Conformity Tektronix Holland N V Marktweg 73A 8444 AB Heerenveen The Netherlands declare under sole responsibility that the 73A 851 and Option 01 meets the intent of Directive 89 336 EEC for Electromagnetic Compatibility Compliance was demonstrated to the following specifications as listed in the Official Journal of the European Communities EN 55011 Class A Radiated and Conducted Emissions EN 50081 1 Emissions EN 60555 2 AC Power Line Harmonic Emissions EN 50082 1 Immunity IEC 801 2 Electrostatic Discharge Immunity IEC 801 3 RF Electromagnetic Field Immunity IEC 801 4 Electrical Fast Transient Burst Immunity IEC 801 5 Power Line Surge Immunity Table of Contents Description introduction 4 1 6 1 een ee ete enna 1 Controls 66 6 141 2 1 nns 1 Power Jumper 2 00 ehh eer 2 Specifications 5 Installation Installation Requirements and Cautions nnn 9 Installation 2 9 VMEbus 6U Size Module Installation 9 VXIbus B Size Module Installation 10 VMEbus VXl
20. llow user access to the signals on module rear connector rows P2 A and C All required dc power is provided by the Power Supply in the V XIbus card cage eee ee EE 73 851 5 SPECIFICATIONS Voltage Current Peak Module Ipm 5 Volt Supply 24 Volt Supply 24 Volt Supply 4 75 V dc to 5 25 V dc 23 5 V dc to 24 5 V dc 23 5 V dc to 24 5 V dc With no VME or VXI module installed 5 volt supply 0 8 24 volt supply 0A 24 volt supply 0A 12 volt supply OA 12 volt supply 0A 5 2 volt supply 90 mA 2 0 voit supply 90 mA Current Peak Module I 5 volt supply 5A 24 volt supply OA 24 volt supply 0A 12 voit supply 30 mA 12 volt supply 30 mA 5 2 volt supply 90 mA 2 0 voit supply 90 mA Current Dynamic Module Ipm 5 volt supply 25 mA ptp 24 volt supply 0A 24 volt supply 0A 12 volt supply 19 mA ptp 12 voit supply 27 mA ptp 5 2 volt supply 0A 2 0 volt supply 0A Cooling The peak module current and dynamic module current depend on the power requirements of the module installed in the 73A 851 The figures shown were measured with a Motorola MVME 21 microprocessor module installed in the 73 851 Provided by the fan the VXIbus card cage The air flow required to cool the 73 851 and the pressure drop across the 73A 851 depend on the power requirements and component heights of the module installed in the 73A 851 The following cooling figures are for a M
21. otorola MVME 21 microprocessor module installed in the 73A 851 Less than 109 temperature rise with 2 16 liters sec of air at a pressure drop of 0 152 mm of H O 109 to 55 C operating assumes ambient temperature of 55 and airflow to assure less than 10 C temperature rise 409 to 852 storage Temperature L a MM 73A 851 6 SPECIFICATIONS Humidity Radiated Emissions Conducted Emissions I O Connections Module Envelope Dimensions Dimensions Shipping Weight Weight Shipping Mounting Position Mounting Location Less than 95 R H non condensing 10 C to 30 C Less than 75 R H non condensing 31 C to 40 C Less than 45 non condensing 41 C to 55 C The 73A 851 provides shielding for the installed VME or VXIbus module Compliance with the VXIbus Radiated Emissions specifications must be verified by the user The 73A 851 provides ac isolation from the dc power busses on the VXIbus backplane Compliance with the VXIbus Conducted Emissions specifications must be verified by the user Option 002 only Two DC37 S connectors required for use with Option 73A 851 002 VXIbus C size 262 mm x 353 mm x 30 5 mm 10 3 in x 13 9 in x 1 2 in When ordered with a CDS card cage this module will be installed and secured in one of the instrument module slots slots 1 12 When ordered alone the module s shipping dimensions are 406 mm x 305 mm x 102 mm 1
22. ts header 2 Install the three VXIbus P2 Power Jumper Blocks on the 734A 851 These jumper NN a 73A 851 INSTALLATION blocks connect power and ground from backplane connector P2 rows A and C to the VXIbus module These jumpers shouid be installed only if a VXIbus module 15 installed in the 73A 851 They MUST be removed if a VME module is to be installed in the 73A 851 3 Be sure all switches are correctly set Install the 73A 851 in any slot other than slot 0 4 Remove the two captive screws at the top and bottom of the front panel of the VME module to be installed Replace them with the captive screws shipped with the 73A 851 3 Slide the VXIbus module through the cutout in the 73A 851 front panel 6 Fasten the 73A 851 VXIbus module to the VXIbus card cage with the captive screws at the top and bottom of the VME card front panel e VMEbus VXIbus Size Module Installation With Option 03 Option 03 15 required when a 3U size VME module or size VXI module is to be installed in the 73A 851 73A 851 installation when used with a 3U size module or an A size VXIbus module is as follows 1 Check that all switch settings are correct on the 73A 851 Module and the A or 3U size module to be installed 2 Install the 73A 851 Module in any slot other than slot 0 73A 851 3 4 6 Install an size Adapter assembly over the bottom half of the cutout in the front pan
23. ty to electrostatic damage ESD ESD precautions must be taken whenever the module is handled Any module to be installed in the 73A 851 must conform to the VME Rev rules 7 34 and 7 35 to insure it will pass through the opening in the front panel of the 73A 851 These rules specify the maximum lead length and height of components on a VME module e VMEbus 6U Size Module Installation With Option 002 73 851 INSTALLATION Option 002 is required when a 6U VME module is to be installed in the 73A 851 that requires access to P2 connector rows P2 A and C 73 851 installation procedure when used with Option 002 and a 6U size VME module is as follows 1 Connect the ribbon cable assembly to Module Headers A and B on the 73A 851 see Figure 851 1 Make sure that pin 1 of each ribbon cable indicated by the red wire at one side of each cable is connected to pin of its header 2 Remove the three VXIbus P2 Power Jumper Blocks from the 73A 851 These jumper blocks connect 45V 5 2V 2V 24V and 24V power and ground to the installed module s P2 connector per the VXIbus Specification CAUTION Application of these voltages to a VME module could cause severe damage to the VME module 3 Be sure all switches are correctly set Install the 73A 851 Module any slot other than slot 0 4 Remove the two captive screws at the top and bottom of the front panel of the VME module to be installed R
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