A step-by-step diagnostic guide for the 8 most common PC problems — written by technicians who've been fixing computers since 1996. Free. No strings.
Instant PDF download. 8 chapters. Step-by-step.
Know when to fix it — and when to call us.
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Free tools you need, safety checklist, and how to use the guide effectively.
5 min read8-step sequence: malware check, startup programs, RAM, disk health, overheating. Most slow PCs are fixed before step 4.
Fixable DIYNo power vs. boot loop vs. no boot device. POST beep code reference table included.
Sometimes DIYBSOD stop code index, driver repair, sfc /scannow, MemTest86. Know if it's RAM or Windows.
Sometimes DIYSafe temp ranges by component, dust cleaning steps, when to replace thermal paste.
Fixable DIYCable, port, RAM reseat, GPU reseat. Tells you if the monitor or the PC is at fault.
Sometimes DIYClicking = hard drive danger. Grinding = fan. Buzzing = electrical. Urgency rating for each.
Clicking = call nowNetwork fix sequence plus a straight-talking table of what's DIY and what isn't — with real repair cost ranges.
Know before you callThis guide was written for people who know something is wrong with their PC but have no idea where to start. Every step is in plain English. Nothing requires opening the case in the first four chapters. Every chapter tells you exactly when to stop and call a professional — so you never make things worse trying to fix them yourself.
Ray's Custom Computers has been diagnosing and repairing PCs, laptops, and business machines across the mid-South and Northern California since 1996. We wrote this guide because an informed customer is a better customer. If you fix it yourself — great. That's the point. If you can't, we're here — flat-rate diagnostics, honest advice, no-fix-no-fee on most repairs.
Flat-rate diagnostics. Same-week turnaround. Honest answers — always.
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