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Publication No. 980938 Rev. K
Model T940 User Manual
Astronics Test Systems
i
Table of Contents
Chapter 1 ........................................................................................................................ 1-1
Introduction .................................................................................................................... 1-1
Overview and Features................................................................................................................... 1-1
Driver/Receiver Board Options ................................................................................................... 1-4
Utility Resource (UR) Option ...................................................................................................... 1-6
Basic Elements of the DRM System ............................................................................................... 1-6
Front Panel ................................................................................................................................. 1-8
Power Converter (PC) ................................................................................................................ 1-9
Digital Board (DB) ....................................................................................................................... 1-9
VXI Bridge ............................................................................................................................... 1-9
Inter-Module Control ............................................................................................................... 1-9
Data Sequencer A and B ........................................................................................................ 1-9
Driver/Receiver (DR) Board........................................................................................................ 1-9
Driver/Receiver Board A (DRA) .............................................................................................. 1-9
Driver/Receiver Board B (DRB) ............................................................................................ 1-10
Model and Part Number Information ............................................................................................ 1-10
Accessories .................................................................................................................................. 1-12
Chapter 2 ........................................................................................................................ 2-1
Installation ...................................................................................................................... 2-1
Initial Digital Board (DB) Switch Setting ......................................................................................... 2-2
Logical Address Selection .......................................................................................................... 2-3
VXI Interrupt Selection ................................................................................................................ 2-4
A24/A32 Map Selection .............................................................................................................. 2-4
Other Settings ............................................................................................................................. 2-5
Debug Selection ..................................................................................................................... 2-5
Mode Selection ....................................................................................................................... 2-5
Bus Request Selection ........................................................................................................... 2-6
DRS Inter-Module Mode Control ................................................................................................ 2-6
Installing the Module into a VXI Chassis ........................................................................................ 2-7
Initial Power-On ............................................................................................................................ 2-10
Software Installation ..................................................................................................................... 2-10
VXI
plug&play
Instrument Driver ............................................................................................... 2-10
Installing the Instrument Driver ............................................................................................. 2-11
Chapter 3 ........................................................................................................................ 3-1
DRM Front Panel ............................................................................................................ 3-1
J200 and J201 DRA Channel I/O ................................................................................................... 3-2
PWR Connector – DRA/DRB Power and Signals .......................................................................... 3-2
Front Panel Connectors .................................................................................................................. 3-3
Front Panel LBUS Lockout Keys .................................................................................................... 3-4