ASTi Application Note 49: Remote Interface Unit Diagnostic Testing Using Model Builder Utility "RIUTEST"
Test Initiation
- Determine the specific RIU and associated TDM card to test.
- Disconnect all ancillary devices from the RIU (see Important Precautions).
- From the C:\ command line, enter: RIUTEST. The routine can be launched from any subdirectory on the C:\ drive.
- An introduction page is launched (screenshot). Read the information and then press any key to continue.
- At the prompt (screenshot), enter the TDM card address. The TDM card address (1 or 2) correlates to the software model number (Model 1 or Model 2).
- At the next prompt (screenshot), enter the RIU address. This address is read from the miniature rotary switch on the RIU chassis face. The valid address range is 1 to 14 decimal (1 to E, hexadecimal); enter the hexadecimal value.
- Another prompt (screenshot) will echo your TDM and RIU address choices. Press any key to continue.
- Model Builder will load a specific software configuration file and model then display the main menu (screenshot).
- Press M to select Models. If you selected TDM address 1 during setup, only Model 1 will be shown (screenshot). If you selected TDM address 2 during setup, Model 1 and Model 2 will be shown. Enter 1 or 2 to select the appropriate model.
- The Model Configuration menu will display the model filename "RIUTEST.MDL" (screenshot).
- Press F2 and Enter to select the Controls list (screenshot).
- The Model Builder Controls List is now displayed (screenshot), and the test routine is running--no further Model Builder navigation is necessary. All test results are displayed on the Controls List.
Before moving ahead with the test, please read the following description of the RIUTEST model.
