Diamond Computers
PC & Laptop Diagnostics
Something not right but you're not sure what? We'll run a full diagnostic on your PC or laptop, identify the problem, and give you a clear report with repair options.
Full Diagnostic
Hardware tests, temperature checks, SMART drive testing, RAM test and more.
Clear Report
We explain what we found in plain English — no jargon.
Repair Options
We'll quote for any fixes needed — no obligation to proceed.
What's Included in a Diagnostic
CPU and memory stress testing
Storage health check (SMART data)
Temperature monitoring under load
Fan and cooling system check
Boot and startup analysis
Windows event log review
Visual inspection for physical damage or failing components
Storage health check (SMART data)
Temperature monitoring under load
Fan and cooling system check
Boot and startup analysis
Windows event log review
Visual inspection for physical damage or failing components
When Should You Get a Diagnostic?
Your PC keeps crashing or restarting unexpectedly
It runs very slowly or struggles with basic tasks
You're getting blue screens (BSODs)
It takes ages to start up
You've heard unusual noises from the machine
It\'s running unusually hot
You want peace of mind before a big job
It runs very slowly or struggles with basic tasks
You're getting blue screens (BSODs)
It takes ages to start up
You've heard unusual noises from the machine
It\'s running unusually hot
You want peace of mind before a big job
Areas We Cover
Brighton, Hove, Portslade, Saltdean, and the wider East Sussex area.
Frequently Asked Questions
A full diagnostic typically takes 1–2 hours. We'll contact you with our findings before doing any additional work.
If you proceed with a repair we quote for, the diagnostic fee is credited against the repair cost. Ask us about this when you drop in.
For software and Windows issues, yes — we can connect remotely. For hardware faults, we'll need the machine in the workshop.
Ready to book?
Walk in or book online — we'll get you sorted quickly.