Gaming
PC RTX 4080
- Issue
- No display output, fans spinning. No boot sequence.
- Solution
- Diagnosed motherboard failure. Replaced with compatible board.
- Motherboard
- Gaming
- Display
HP · ProDesk 400 G9 · Sion
Expert repair for your HP ProDesk 400 G9 in Sion. Free doorstep pickup, OEM-quality parts & 90-day warranty.
Open every day, 9 AM – 9 PM


Run by Tejas & Janak Chudasama since 2011
Xigox is a family-run, ISO 9001:2015-certified repair business, not a marketplace listing or a franchise. Every repair is backed by a written 90-day warranty and billed against GSTIN 27AJXPC8441R1Z7. Read our story
Transparent pricing · ₹350 inspection (refunded if you proceed with repair) · No hidden charges · Pay only after approval
| Issue / Component | Repair Price | Warranty |
|---|---|---|
| Diagnosis & Basic Fix | ₹499 - ₹999 | 90 Days |
| Standard Repair | ₹999 - ₹2,499 | 90 Days |
| Advanced Repair | ₹2,499 - ₹4,999 | 90 Days |
| Premium Service | ₹3,499 - ₹6,999 | 90 Days |
Prices may vary by exact condition. Final quote given after ₹350 inspection (refunded if you proceed with repair).
Get Exact QuoteWhy Us?
With 1,00,227+ successful repairs and a 4.9-star rating, Xigox is an independent HP repair specialist serving Sion. Covering the entire Mumbai City district with same-day service.
We use genuine HP parts wherever available; otherwise OEM-compatible components.
Every repair backed by a written 90-day warranty. Same fault recurs? We fix it free of charge.
Most HP Computer Performance Optimization jobs in Sion are completed same-day. Urgent service available for critical cases.
We quote before starting work. No hidden fees. You pay exactly what you were quoted.
Free WhatsApp support for any questions about your HP ProDesk 400 G9 Computer Performance Optimization after repair — always.
Collection and return anywhere in Sion at no charge for lab-based HP work — we don't bill for convenience.
Who repairs your device
Your HP ProDesk 400 G9 is handled by Xigox technicians from start to finish. It is never handed on to another shop. Work that needs the repair bench is done at our workshop in Virar West.
Board-level faults are traced with a microscope, a multimeter and a soldering station before any part is replaced, and parts are fitted only after you approve the quote.
We don't open your personal files during a repair. When a job needs access to your data, such as data recovery or a Windows reinstall, we ask you first.

From booking to delivery — here's exactly what happens at every step
Call or WhatsApp +91 74997 61196. Tell us your HP ProDesk 400 G9 issue in Sion and schedule a free doorstep pickup.
Our experienced technician inspects your HP ProDesk 400 G9 and provides a transparent written quote for Computer Performance Optimization.
Once approved, we perform Computer Performance Optimization using OEM-quality parts. Most repairs are completed same-day.
Every HP ProDesk 400 G9 passes a multi-point QA test before delivery. Your 90-day warranty starts from this moment.
We deliver your repaired HP ProDesk 400 G9 back to your Sion address. Completely free, same day.
Post-repair support via WhatsApp. If the issue recurs within 90 days, we fix it at zero cost.
Repair examples
Gaming
PC RTX 4080
ASUS
ROG Strix GT35
Technician's note
Thermal paste had completely dried out. Applied premium thermal compound rated for 8+ years.
Custom
Build (AMD Ryzen 7)
Technician's note
Old PSU only had one 8-pin PCIe connector. New 750W provides clean, stable power for the RTX 4070.
Lenovo
ThinkCentre M70t
Technician's note
Component-level repair saved customer from motherboard replacement cost.
Custom
Gaming PC
Technician's note
Build: Ryzen 7 7800X3D, RTX 4070 Super, 32GB DDR5, 1TB NVMe. Stress tested for stability.
Dell
Vostro 3910
Technician's note
Infection via phishing email attachment. Trained customer on email safety and suspicious link identification.
Comparison
What you get with Xigox in Sion, side by side.
| Feature | Xigox | Other shops |
|---|---|---|
| Experienced Technicians | Trained & Verified | Varies; ask who will work on the device |
| Genuine / OEM Parts | OEM-Quality Parts | Varies; ask which part will be fitted |
| 90-Day Warranty | Written Certificate | Varies; ask for the warranty in writing |
| Diagnosis / Inspection | ₹350, credited to the repair | Varies; ask what the diagnosis costs |
| Same-Day Turnaround | Sion — Most Repairs | Varies; ask for a time in writing |
| Free Doorstep Pickup | Sion — Free | Varies; ask whether pickup is free |
| Transparent Pricing | Written Quote First | Varies; ask for a written quote first |
| Live WhatsApp Updates | Real-time Repair Status | Varies; ask how you will get updates |
Xigox charges ₹350 for inspection — credited to your repair cost if you go ahead.
Customer reviews
4.9/5 · 12 reviews shown
← Swipe or tap dots to browse →
Watch & learn
Repair videos from our Virar West workshop
A tour of our ISO 9001:2015 certified workshop — laptop, desktop and computer repairs with genuine-grade parts and a 90-day warranty.
How the Xigox team handles laptop and computer repair, sales, service and data recovery across Mumbai, Thane & Palghar.
See how Xigox handles real customer repairs — fast diagnosis, transparent pricing and a 90-day warranty on every job.
A closer look at the Xigox team, our tools, and the repair process behind 9,605+ customer reviews across Mumbai MMR.
Customer stories
What customers say about their laptop and computer repairs
“Desktop was freezing randomly. Xigox diagnosed a failing HDD, replaced with SSD. Boot time went from 3 minutes to 15 seconds. Outstanding upgrade!”
HP ProDesk 600 G6
“Graphics card died on our office desktop. Xigox sourced a compatible GPU and installed it same day. CAD software running smoothly again. Great service!”
Dell OptiPlex 7080
“RAM upgrade from 8GB to 32GB plus NVMe SSD. Xigox handled everything — cable management, BIOS update, Windows reinstall. PC is blazing fast now!”
Custom Gaming PC
“iMac screen had a crack — thought it was a write-off. Xigox repaired it for half the Apple Store price. Looks and works perfectly. Saved so much money!”
Apple iMac 2021
“PSU blew out with a bang. Xigox replaced the power supply unit within 3 hours. All data intact, no OS reinstall needed. Professional and fast!”
Lenovo ThinkCentre M90n
“Blue screen errors every hour. Xigox ran diagnostics — faulty RAM stick. Replaced under warranty, reinstalled Windows 11. No crashes in 2 months!”
Assembled Desktop i7
FAQ
Everything you need to know before booking your repair
10 questions answered
Send us your question on WhatsApp or call — a technician will answer.
If you are looking for HP ProDesk 400 G9 repair in Sion that is not a brand service centre, this is it. Xigox has run an independent HP bench since 2011, and our technicians work on HP boards and firmware every day rather than treating them as an occasional job. More than 1,00,000 repairs and a 4.9-star average rating sit behind that.
Parts for HP ProDesk 400 G9 models are held in stock rather than ordered after you book, so most repairs are not waiting on a supplier. Screens, batteries, keyboards, charging boards and flex cables are all OEM-grade. You approve a written estimate first, and the ₹350 inspection is credited back against the repair.
We actively serve the entire 400022 postal area within Mumbai City district, ensuring same-day response for every repair request. ₹350 inspection fee (refunded if you proceed with repair). Located near Eastern Express Highway, our service coverage extends across Sion and all surrounding localities. In addition to Sion, we also provide doorstep repairs and free pickup for lab work for customers in Dharavi, Sion East, Sion West and other nearby areas.
Straightforward HP jobs — battery, keyboard, screen, SSD or RAM — are done at your address in Sion. Anything needing the microscope and hot-air station comes back to the lab, with free pickup and drop either way. We confirm within 15 minutes of booking and tell you honestly whether it is a same-day fix.
Your HP ProDesk 400 G9 leaves with a written 90-day warranty covering both parts and labour. Same fault back inside that window and we redo it free — no argument, no diagnostic fee. WhatsApp support stays open afterwards for any question about the repair.
Service Hours
Monday – Sunday · 9 AM – 9 PM
Open on all public holidays
Service Area
Sion & surrounding Mumbai areas
Doorstep repairs + free pickup for lab work
Our Guarantee
90-day warranty on all repairs
Free re-repair if same fault recurs
Explore all available repair options for your HP ProDesk 400 G9
We repair all HP models in Sion
Free pickup & drop across all these neighbourhoods
Not sure which repair you need? See all HP ProDesk 400 G9 repairs in Sion
Same-day service available in all these nearby areas
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Same technicians · Free pickup · 90-day warranty across all services.
₹350 inspection fee (refunded if you proceed with repair) · Same-day Computer Performance Optimization · 90-day warranty
Serving Sion and all of Mumbai MMR · Open 9 AM – 9 PM daily
How it's done
What our technicians do, what it requires, and how to tell you need it.
When this needs a genuine repair rather than a reset, we run a full diagnostic across the usual real culprits — startup program bloat, a nearly-full or failing hard drive, insufficient RAM for current workload, overheating-driven throttling, and malware — rather than guessing at just one, since slow performance rarely has a single simple cause.
Typical time: 45–90 minutes
The model
The HP ProDesk 400 G9 is HP's mid-tier business desktop line — sitting below EliteDesk, offering business features at a more accessible price for small/medium businesses.
Don't waste time on booking portals. Reach the engineers directly with Xigox. Capacitor failures on desktop PC motherboards in Sion are one of the most frequent desktop issues on boards 5–10 years old — particularly in coastal and humid environments. Xigox's board-level engineers identify and replace individual capacitors rather than condemning the entire board: significant cost saving through component-level work. When it's HP ProDesk 400 G9 Computer Performance Optimization you need in Sion, Xigox applies this same standard: a written quote before any work begins, genuine-grade parts, and a 90-day warranty covering the finished HP ProDesk 400 G9 Computer Performance Optimization — parts and labour both.
Curious how quickly Xigox can complete issue in Sion? Here's our typical timeline: Step 1 — message us and our pickup technician reaches you within 2 hours. Step 2 — our inspection identifies the exact fault. Next — you give the go-ahead via WhatsApp — completely your decision. Finally — this issue is executed using genuine parts at our Virar West workshop, often same day. Then — your HP is delivered back to your Sion address fully tested.
Replacing an entire board is often unnecessary than fixing the fault on it. Xigox's in-house micro-soldering lab means engineers diagnose the exact failing IC and replace only that component — a fraction of full board replacement. Sion residents seek us out for chip-level repair.
Every issue performed by Xigox in Sion comes with a documented 90-day warranty covering parts and labour. Simply put, if the same issue recurs within 90 days, we redo it completely free. Xigox issues a printed warranty receipt every single time, so you know exactly what is covered.
Can't wait 48 hours? Xigox offers priority the repair in Sion for critical situations. From an exam deadline and your HP just crashed, our emergency service moves your HP to the front of the line, so most repairs can be finished the same business day. Emergency the repair can be arranged including weekends in Sion. Just say 'priority' when calling and our team will fast-track your repair immediately.
After a successful this issue in Sion, most customers notice immediate performance improvements: quicker application loading, cooler operating temperatures, restored battery life, or a perfect display — depending on the specific repair. Xigox runs diagnostic tests before and after this issue in Sion to confirm the improvement.
Xigox's responsibility extends beyond the repair itself. Our support line is available daily via call or message. If you notice anything unusual in the post-repair period, just reach out and we dispatch a technician immediately. This promise is why Sion customers choose Xigox again and again.
Your HP model doesn't limit what we can fix. Our technicians are brand-agnostic experts: HP, Dell, Lenovo, Asus, Acer, MSI, Toshiba, Samsung and Apple MacBook. Each brand has quirks in their assembly that our team knows well. Model-specific experience cuts diagnostic time and improves first-time fix rates.
Not everyone in Sion can handle complex the repair. Xigox's engineers possess years of experience specifically for HP hardware. Whether it's a minor fix or advanced component-level motherboard repair, we fix it properly right here for Sion clients.
Arranging this issue in Sion is designed to be straightforward. First, message us at +91 74997 61196 sharing your issue. Then, our free pickup technician arrives at your Sion address within the same day. Our engineers then perform a detailed diagnostic (₹350, refunded if you proceed). After your approval, this issue is completed with OEM-grade parts — and your HP is delivered back to you. Total turnaround: 24-48 hours.
Your private information is fully protected during your repair. Residents across Sion rely on Xigox because we follow strict data privacy protocols. During the repair, your photos, emails, and passwords are completely secure. In cases where OS reinstallation is required, we will always inform you first.
Genuine parts and a clear bill in Sion. Xigox combines experienced engineers, OEM-grade spares, upfront pricing, and a real warranty on every HP ProDesk 400 G9 Computer Performance Optimization. Join the thousands in Sion who trust us — call or WhatsApp +91 74997 61196 for same-day service in Sion.
Service area
Xigox provides hp prodesk 400 g9 computer performance optimization across Pratiksha Nagar (PIN 400022), in the Mumbai City district of Mumbai. Our doorstep pickup and on-site service cover the entire Pratiksha Nagar area and the neighbourhoods around it.
Localities we cover in Pratiksha Nagar: Sion Circle, Sion Koliwada, Bhakti Park, Dharavi, Chunabhatti. Wherever you are in Pratiksha Nagar, we can collect your device from your door and bring it back after the repair.
Our technicians regularly serve homes, societies and offices around Sion Hospital and Sion Fort, and along Eastern Express Highway and Sion Trombay Road. If you're near any of these landmarks, same-day pickup for hp prodesk 400 g9 computer performance optimization is almost always available.
We also serve these nearby areas — tap your locality for local hp prodesk 400 g9 computer performance optimization:
4.9 from 9,605 customer reviews across all repairs · upfront pricing · 90-day warranty
Before you book: have your device model and a quick description of the issue ready — it speeds up your quote.
Not sure what's wrong?
Tell us what your device is doing — we'll point you to the right repair, with real pricing and next steps.
Nearest branch: BKC
~2.1 km from Sion. With free doorstep pickup you don't need to travel — this is our nearest branch.
Book a repair
Free pickup · Genuine parts · 90-day warranty
We'll call you within 1 hour to confirm your appointment and arrange doorstep pickup.
Inspection fee: ₹350
Device type *
Inspection fee: ₹350
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