Fanuc Loader control board for 16i/ 18i/ 21i A20B-8100-0830

A20B-8100-0830 is a printed circuit board (PCB) used inside CNC control systems manufactured by FANUC.

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📌 Basic Information

• Part Number: A20B-8100-0830

• Type: Printed Circuit Board (PCB)

• Category: Internal Control / Interface Board

• Used In: FANUC CNC controllers (commonly Series 0i / 16i / 18i / 21i / 30i, depending on machine configuration)

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⚙️ Main Functions

The A20B-8100-0830 board is used for communication and signal processing inside the CNC control system.

Typical functions include:

• Data communication between CNC system boards

• Processing machine control signals

• Interface management with other CNC modules

• Supporting the overall operation of the CNC controller

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🧩 Installation Location

This PCB is typically installed:

• Inside the CNC control cabinet

• On the main control rack or motherboard

• Connected through the FANUC backplane system

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🔎 Board Family

The A20B-8100 PCB series includes many internal boards used in FANUC CNC systems, for example:

• A20B-8100-0150

• A20B-8100-0261 ~ 0264

• A20B-8100-0271

• A20B-8100-0660 ~ 0665

• A20B-8100-0830

These boards generally differ in hardware revision, firmware compatibility, or machine-specific configuration.

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✅ Simple explanation:
A20B-8100-0830 = FANUC internal CNC control PCB used for communication and signal processing inside the CNC controller. 🔧