ISE Electronics GU256X64-352 LED Circuit Board

ISE Electronics GU256X64‑352 is a 42×8 mm vacuum fluorescent display (VFD) graphic module, typically mounted on industrial control panels and driven by a 5 V parallel interface. Common failure modes for VFD boards include phosphor degradation or cathode burnout, power supply ripple damaging the drive circuitry, and connector corrosion leading to intermittent signal loss. First‑check diagnostics: verify the 5 V supply rail with an oscilloscope for noise, inspect all solder joints and connectors for cold solder or oxidation, and confirm that the parallel data lines are receiving correct timing signals from the host controller.[oss-gpt-20b]

Need your ISE Electronics repaired or tested?

We specialize in the repair and refurbishment of high-end industrial control electronics and power systems like this unit.

⚙️ Fast Diagnostics – Same-day evaluation available
🔁 Reliable Turnaround – Most jobs ship within 5–10 business days
🧰 Expert Technicians – Decades of board-level experience
✅ 1-Year Warranty – Every repair fully guaranteed

📞 Call Now: 1 (336) 969-0110

Free Estimates • Industrial-grade testing • Nationwide Service

⚡ Call to Purchase AI Services — help us build the next Grace Blackwell GX10 node.

Industrial AI Hardware Recovery — Free Diagnostic • Pay Return Shipping Only

[oss-gpt-20b]

We reclaim and repair GPUs and industrial AI hardware (cards, PSUs, fan modules, VRM boards). Free estimate — you only pay return shipping if you decline.