Digital Electronics - Vol 2 | 16. Troubleshooting Digital Circuits and Test Equipment - Part A by Abraham | Learn Smarter
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16. Troubleshooting Digital Circuits and Test Equipment - Part A

The chapter explores troubleshooting methods for digital circuits, emphasizing fault detection, isolation, and remedial measures, particularly in digital integrated circuits. It also highlights commonly used test and measuring equipment, discussing their significance and functionality. Case studies provide practical insights on troubleshooting various digital circuits, from logic gates to memory devices.

Sections

  • 16

    Troubleshooting Digital Circuits And Test Equipment

    This section explores troubleshooting digital circuits and the use of test equipment, focusing on guidelines, common faults, and tools for efficient troubleshooting.

    Learning Practice

  • 16.1

    General Troubleshooting Guidelines

    This section outlines a structured three-step approach for troubleshooting digital circuits, including fault detection, isolation, and remedial measures.

    Learning Practice

  • 16.1.1

    Faults Internal To Digital Integrated Circuits

    This section details common faults observed in digital integrated circuits (ICs) and their implications for troubleshooting.

    Learning Practice

  • 16.1.1.2

    Open Circuiting Of Input Or Output Pins

    Open circuiting in integrated circuits occurs when connections within the IC are broken, leading to floating pins and potential loss of functionality.

    Learning Practice

  • 16.1.1.3

    Shorting Of Two Pins Other Than Gnd And V Cc Pins

    This section discusses the implications of shorting two pins within an Integrated Circuit (IC), excluding the ground (GND) and supply (V CC) pins, which can lead to incorrect output responses.

    Learning Practice

  • 16.1.1.4

    Failure Of The Internal Circuitry Of The Ic

    This section discusses the failure of internal circuitry within integrated circuits (ICs), emphasizing common failure modes and their implications on digital circuit behavior.

    Learning Practice

  • 16.1.2

    Faults External To Digital Integrated Circuits

    This section outlines various common faults that occur outside digital integrated circuits, emphasizing their identification and diagnosis.

    Learning Practice

  • 16.1.2.1

    Open Circuit

    An open circuit occurs when there is a break in the signal path, resulting in a failure of the circuit to function properly.

    Learning Practice

  • 16.1.2.2

    Short Circuit

    This section outlines the causes and detection methods of short circuits in digital circuits.

    Learning Practice

  • 16.1.2.3

    Faulty Power Supply

    This section discusses common faults associated with power supplies in digital circuits, emphasizing their detection and troubleshooting.

    Learning Practice

  • 16.2

    Troubleshooting Sequential Logic Circuits

    This section discusses troubleshooting techniques for sequential logic circuits, highlighting the complexities and differences from combinational circuits.

    Learning Practice

  • 16.3

    Troubleshooting Arithmetic Circuits

    This section covers troubleshooting techniques specific to arithmetic circuits, emphasizing their similarities with combinational circuits.

    Learning Practice

  • 16.4

    Troubleshooting Memory Devices

    This section discusses the procedures for testing and troubleshooting RAM and ROM devices, highlighting their complexity compared to other digital devices.

    Learning Practice

  • 16.4.1

    Troubleshooting Ram Devices

    This section outlines methods for testing and troubleshooting RAM devices, emphasizing pattern verification through read and write operations.

    Learning Practice

  • 16.4.2

    Troubleshooting Rom Devices

    This section outlines the methods for effectively troubleshooting ROM devices, emphasizing the differences in approach compared to RAM devices.

    Learning Practice

  • 16.5

    Test And Measuring Equipment

    This section discusses various test and measuring equipment essential for troubleshooting digital circuits.

    Learning Practice

  • 16.6

    Digital Multimeter

    The digital multimeter (DMM) is a versatile tool for measuring current, voltage, and resistance by transforming analog signals into digital data.

    Learning Practice

References

chapter 16 part A.pdf

Class Notes

Memorization

What we have learnt

  • Three-step procedure for tr...
  • Common types of internal an...
  • The role of test and measur...

Final Test

Revision Tests