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FANUC CNC Controllers & Human-Machine Interface (HMI) Flashcards

7 cards from real FANUC practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 FANUC CNC Controllers & Human-Machine Interface (HMI) flashcards as text
  1. What is the primary interface device used to program and operate a FANUC robot in the field?

    Answer: Teach Pendant (iPendant)

    The teach pendant, specifically the iPendant on modern FANUC systems, is the primary handheld device used to program and manually control FANUC robots.

  2. Which control element on the FANUC teach pendant must be held in the intermediate position to enable robot motion in T1 or T2 manual mode?

    Answer: Deadman (enable) switch

    The deadman switch must be held in its middle position; releasing it completely or squeezing it too hard both trigger an E-stop, ensuring the operator stays alert.

  3. Which FANUC controller series is most widely deployed in current-generation industrial robot cells?

    Answer: R-30iB / R-30iB Plus

    The R-30iB and R-30iB Plus are FANUC's current flagship controllers and are the most commonly found units in modern industrial automation installations.

  4. What is the purpose of the CYCLE START button on a FANUC robot operator panel?

    Answer: Starts or resumes program execution in AUTO mode

    CYCLE START initiates or resumes execution of the loaded program when the robot is in AUTO or REMOTE mode, beginning the automated production cycle.

  5. In FANUC terminology, what does a 'COLD START' refer to?

    Answer: Powering on the controller from a fully off state, loading all system software fresh

    A Cold Start means the FANUC controller is booted from a complete power-off condition, causing all system software and configurations to load from non-volatile memory.

  6. Which non-volatile memory type in a FANUC controller stores user programs and system data even when controller power is removed?

    Answer: FROM (Flash ROM)

    FANUC controllers use FROM (Flash Read-Only Memory) as persistent storage for user programs, system variables, and configuration data that survives power loss.

  7. When a FANUC controller detects a fault condition, how is the operator primarily notified?

    Answer: An alarm code and description appear on the teach pendant screen

    FANUC controllers display an alarm code and a plain-language description on the teach pendant when a fault is detected, allowing the operator to identify and resolve the issue.