Leukhardt Dialog 4‑FT is an industrial touch‑screen control station built around a rugged PC chassis (model numbers 6307028/6307030). Common failures include loss of video output or flickering due to a defective LCD panel or backlight driver, power‑supply dropout in the 100–260 V input module, and I/O lock‑ups from corrupted firmware on the embedded controller. First‑check diagnostics: verify mains voltage and PSU ripple with a multimeter; inspect the display cable and connector for corrosion or breakage; review any stored error codes via the onboard diagnostic LED or serial console. If the screen remains blank after power‑cycle, swap in a known good power supply and test the LCD board separately before proceeding to firmware reflash.[oss-gpt-20b] |
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Leukhardt Dialog 4-F 6360004 Controller
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Leukhardt 703.02.2.200.B boardIndustrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
🚑 Rush repair shipments only — no walk-ins.
Industrial Electronic Repair
931-E S. Main St #204
Kernersville, NC 27284
📦 Mailing Address (for invoices or shipped repairs)
No walk-ins accepted.