Adaptec 686LCD/MG PCB20100193 circuit board
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The Adaptec 686LCD/MG is a single‑board computer (SBC) used as an industrial controller, featuring an Intel 80386/80486 CPU core, 4 MB SDRAM, 512 KB flash, and ISA bus interfaces for peripheral expansion. Common failure modes on this board include power‑rail brownouts due to aging capacitors or defective voltage regulators, IC damage from static discharge (especially the CPU and memory chips), and connector corrosion on the ISA and serial ports. Diagnostics should begin with a visual inspection of all surface‑mount components for burn marks or bulging caps, followed by measuring the 5 V, 12 V, and –12 V rails with an oscilloscope to confirm stable regulation; finally check the status LEDs and any diagnostic codes output on the serial console.[oss-gpt-20b] |
Need your Adaptec 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
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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.
- 🔧 Board-level diagnostics (shorts, VRM, memory, fan, thermals)
- 🧪 Burn-in + benchmarks (hash/matrix, memtest, stability)
- ♻️ Option: donate failed cards for parts → we refurb + resell
- ✅ 1-Year warranty on completed repairs
Free Estimates • Industrial-grade testing • 1-Year Warranty • Nationwide Service
Other Repaired Units by Adaptec
Adaptec 686LCD/MG PCB20100193 circuit boardAdaptec A50-94V-0 Circuit BoardAdaptec A50-94V-0 Circuit BoardAdaptec A50-94V-0 Circuit BoardContact Us
🚑Shop Location🛠️
Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
🚑 Rush repair shipments only — no walk-ins.
📞Phone
📦Mailing Address🚛
Industrial Electronic Repair
931-E S. Main St #204
Kernersville, NC 27284
📦 Mailing Address (for invoices or shipped repairs)
No walk-ins accepted.