Description
📌 Part Description
FANUC A14L-0143-0002#B is a printed circuit board (PCB) inverter module used in FANUC CNC display units. It specifically functions as the inverter for the backlight of 15 inch LCD displays inside certain FANUC controller operator panels or PANEL i screens — converting DC supply to the AC required to power the LCD backlight.
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Part Number: A14L-0143-0002#B
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Manufacturer: FANUC (Japanese industrial automation / CNC control systems maker)
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Function: LCD inverter printed circuit board — drives the backlight for a 15.0″ LCD display.
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Application: Internal component in FANUC CNC display units (e.g., PANEL i or PC-based screens) that use a 15″ LCD. When the backlight fails or the display has power but no visible image, this board is often the part that requires replacement.
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Revision: The “#B” indicates a specific revision of the base part number, reflecting either a design update or compatibility change versus earlier revisions.
🧩 Typical Usage
This part is not a standalone monitor — it’s the inverter PCB inside the monitor assembly. In machine servicing and repairs, it’s a common replaceable part when backlight or LCD power issues occur in 15″ FANUC displays.