The Display Board for LCM is a plug‑and‑play controller PCB designed to drive and illuminate standard vending‑machine liquid crystal modules. It features:
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Wide Voltage Range (9–24 V DC) with built‑in regulator for stable backlight and contrast
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Standard 14‑pin Connector compatibility for seamless swap‑in replacement
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On‑Board Contrast & Backlight Adjustment potentiometers for crisp, readable text in any lighting
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Firmware‑Upgradeable Driver Chip with built‑in diagnostics to report errors and status codes
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Rugged Construction including conformal coating to resist dust and moisture
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