Cadense Orcad 16.3 Error D_D1 is undefined

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Discussion Overview

The discussion revolves around an error encountered in Cadense Orcad 16.3 during the simulation of a half wave rectifier circuit, specifically regarding the undefined part D_D1. Participants are exploring potential solutions and troubleshooting steps related to the software and circuit design.

Discussion Character

  • Technical explanation, Homework-related

Main Points Raised

  • The original poster describes an error message indicating that part D_D1 is undefined after running a simulation of a half wave rectifier circuit.
  • Some participants suggest checking the netlist file for definitions of components, including the diode, to identify any issues.
  • There is a discussion about the location of the netlist file and whether it can be accessed by double-clicking on the diode component.
  • One participant mentions that the netlist is generally displayed in the project manager after compiling the circuit.

Areas of Agreement / Disagreement

Participants are generally exploring the issue collaboratively, but there is no consensus on the exact solution or the location of the netlist file.

Contextual Notes

There are uncertainties regarding the specific file paths and the definitions of components within the software, as well as the steps required to access the netlist.

Pspicehead
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Cadense Orcad 16.3 "Error... D_D1 is undefined"

I designed a half wave rectifier circuit using resistor, Vsin and 1N4148 diode with the aid of Cadense Orcad 16.3 version. However, after running the simulation, I got an error message saying that the part D_D1 is undefined.

I looked for the initialisation file (ini.file) to see if I can make adjustments, but could not find this file. I looked for it in the C drive (Cadense\Orcad16.3\tools\pspice but its not there. I opened all the files in the pspice and found something that looked like it...with the PSPICE DEMO, LIBPATH etc in it.

I corrected the libpath which had $ sign included in it. The simulation still does not work. Can somebody please help me with this problem. What can I do to get it running and not telling me the parts are not defined...even diode.
 
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I use Orcad 9.2. Still I'll try to help you. I think you should open the netlist file. There the definition of the diode will be written. If anything is wrong it will be detected there.
 


Thank you kholdstare for trying to help me.

Where in the c drive is this netlist? Or do I need to double click on the diode itself?
 


If you double click on the diode you will get diode properties. But netlist is a list of components for entire circuit. Generally it will be displayed in the project manager (after you compile your circuit). If you double click it, it will open as text file.
 

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