Description
A02B-0236-C140#TBR is an LCD display unit for the CNC operator panel used in systems manufactured by FANUC.
📌 Basic Information
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Part Number: A02B-0236-C140#TBR
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Type: LCD Display Unit
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Category: CNC Operator Interface (HMI)
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Used In: FANUC CNC controllers (commonly Series 16i / 18i / 21i)
🖥️ Main Functions
The A02B-0236-C140 unit serves as the display screen on the CNC operator panel.
Key functions include:
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Displaying NC programs and editing screens
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Showing machine status and alarm messages
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Displaying axis position, tool data, and system parameters
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Showing diagnostic and maintenance information
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Supporting operator interaction with the CNC system
🔎 Meaning of “#TBR”
In FANUC option codes:
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#TBR indicates a specific configuration version of the display unit.
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Differences may include:
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Backlight type
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Display interface specification
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Machine builder customization
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Regional configuration
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The base model C140 remains the same; the #TBR suffix defines the specific version.
🧩 Installation Location
This display unit is mounted:
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On the front operator panel of the CNC machine
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Connected to the CNC control unit and operator keyboard panel
✅ Simple explanation:
A02B-0236-C140#TBR = FANUC CNC operator panel LCD display used to show programs, machine status, and system alarms. 🔧

