Chennai's Premier High-End Audio Specialist

Restoring Pure Sound to Your BOSE, YAMAHA, DENON & MARANTZ Systems

Expert component-level micro-soldering, DSP board repair, channel troubleshooting, and speaker driver rewinding for AV Receivers, Home Theater Systems, Subwoofers & Soundbars.

Call Specialist: 8098511983

90-Day Repair Warranty

Original Imported ICs

Express Pickup Available

Marantz and Denon AV Receivers Servicing at Pravin Audios

LIVE WORKSHOP

AV Receiver & Amplifier Testing Lab

Component diagnostics & multi-channel calibration in progress.

AUTHORIZED SUPPORTED BRANDS

Multi-Brand Expertise Under One Roof

We specialize in servicing high-performance audio electronics and audiophile gear with factory precision.

BOSE

Acoustimass & SoundTouch

YAMAHA

AVENTAGE & Natural Sound

DENON

AVR & HEOS Series

MARANTZ

SR, Cinema & Slimline

ONKYO

TX-NR & RZ Series

JBL

Subwoofers & Cinema Pro

MARSHALL

Bluetooth & Amp Systems

KEF

Uni-Q Driver & Q-Series

JAMO

Concert & Surround Sets

PIONEER

Elite & VSX Receivers

HARMAN KARDON

HK Series & SoundSticks

SONY

STR-DN & ES Audio

WHAT WE DO

Specialized Audio Engineering Services

From micro-soldering Texas Instruments DSP chips to rewinding audiophile voice coils, we solve problems other centers pass on.

HDMI Board & DSP Chip Repair

Fixing famous Denon, Marantz, and Onkyo HDMI pass-through failure, DTS-HD/Dolby Atmos audio drop, and red light blinking protection mode.

Texas Instruments DSP IC Replacement
BGA Reflow & Motherboard Repair
Firmware Corrupt Protection Unlock

Book HDMI Board Repair

AV Receiver & Amp Overhaul

Comprehensive repair for power supply breakdown, burnt transistors, dead channels, ground hum noise, and optical/coaxial input faults.

Output Transistor Replacement
Heavy Toroidal Transformer Service
Capacitance & Bias Calibration

Book Receiver Repair

Speaker & Subwoofer Service

Precision rewinding, voice coil realignment, rubber surround foam edge replacement, and powered active subwoofer amplifier plate fixing.

KEF Uni-Q Driver Servicing
Bose Acoustimass Module Repair
JBL & Jamo Subwoofer Amp Board Fix

Book Speaker Service

Soundbar & Wireless Systems

Repairing modern smart soundbars, wireless subwoofer sync issues, Bluetooth module failures, and power board surges.

Yamaha Digital Sound Projectors
Marshall Portable Bluetooth Amps
Bose Smart Soundbar Series

Book Soundbar Repair

Home Theater Acoustic Tuning

Complete room acoustic calibration, 5.1 / 7.2 / Dolby Atmos system installation, crossover setting, and impedance matching.

Audyssey / YPAO Calibration
High-Grade Wiring & Terminals
System Upgrades & Consultation

Book Setup Tuning

Commercial & Vintage Audio

Restoration of vintage stereo receivers, analog turntables, tube amplifiers, and Yamaha Commercial Audio PA systems for venues.

Yamaha Commercial Audio (CA)
Vintage Marantz / Pioneer Amps
Auditorium & Studio Gear

Book Vintage Service

AUTHENTIC WORKSHOP SNAPSHOTS

Inside Pravin Audios Workshop

Take a look at real equipment being repaired, micro-soldered, and calibrated by our technician in Sithalapakkam.

Micro-Soldering & Heatsink Servicing

Motherboard Diagnostics

Texas Instruments DSP IC Replacement

HDMI & Audio Processor

High-End Marantz & Denon Receivers

AV Receivers Rack

KEF Uni-Q Driver Rewinding

Audiophile Speaker Repair

Jamo Surround Sound System Calibration

Tower Speakers

Bose Acoustimass Module & Satellites

Bose Service

Service Testing & Customer Lounge

Workshop Interior

Main Service Counter & Soundbar Display

Reception & Intake

THE PRAVIN AUDIOS ADVANTAGE

Why Audio Enthusiasts Trust Us

We treat your prized audio equipment with the precision and respect it deserves.

Service Metric	Pravin Audios (Multi-Brand Center)	Generic Repair Shops	Authorized Brand Centers
Repair Approach	Component-Level Micro-Soldering	Guesswork & Jumper Wires	Entire Board Replacement (Expensive)
Turnaround Time	Express 24 - 48 Hours	Unpredictable (Weeks)	3 - 6 Weeks Minimum
Component Quality	100% Genuine Imported ICs	Local Duplicate Spares	OEM Stock (High Markup)
Repair Warranty	90-Day Written Warranty	No Warranty	30-Day Limited Warranty
Multi-Brand Support	Bose, Denon, Marantz, Yamaha, Onkyo, KEF	Basic TV/Radio tech	Single Brand Only

GOT QUESTIONS?

Frequently Asked Questions

Do you repair Texas Instruments DSP chip issues in Denon & Marantz receivers?

Yes! This is one of our key specialties. We perform micro-soldering chip-level replacement for Texas Instruments DSP audio processors, resolving "No Audio Output" or "DTS/Dolby Signal Drop" issues without forcing you to replace the entire expensive HDMI board.

What is the diagnostic inspection fee?

We provide a transparent diagnostic assessment. If you proceed with the repair after receiving our quote, the inspection fee is completely waived!

Do you pick up audio equipment from across Chennai?

Yes, we offer doorstep pickup and return delivery for heavy AV receivers and speaker systems across Sithalapakkam, Medavakkam, Sholinganallur, Velachery, OMR, Tambaram, and all parts of Chennai.

Can you repair speaker drivers and subwoofer amplifiers?

Absolutely. We rewinding voice coils, replace torn foam surrounds, repair crossover networks, and fix powered subwoofer plate amplifiers (such as JBL, Bose Acoustimass, and Jamo active subwoofers).

STORE & WORKSHOP DETAILS

Visit Pravin Audios

Workshop Address

No 139, Kamaraj Nagar, Sankarapuram, Sithalapakkam, Chennai, Tamil Nadu - 600131

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