Is your TV displaying no picture but still producing sound? This frustrating issue often stems from common hardware or settings faults that Prologic Technologies can swiftly diagnose and repair in Nairobi. (38 words) Prologic Technologies Contact Information Phone: 0723 763173 Email: info@televisionrepair.co.ke Address: Luthuli Avenue Workshop Comm…

Need Repair Services in Nairobi? Certified technicians dispatched to you — same day. Why does my TV have no picture but has sound?

Is your TV displaying no picture but still producing sound? This frustrating issue often stems from common hardware or settings faults that Prologic Technologies can swiftly diagnose and repair in Nairobi. (38 words)

Prologic Technologies Contact Information

Common Causes of No Picture with Sound

A TV with sound but no picture typically points to visual display failures rather than total power loss. The audio works because speakers and sound processing remain functional, but video signals fail to reach the screen. Key culprits include faulty backlights, loose connections, or T-Con board issues, affecting brands like Samsung, LG, Hisense, and TCL common in Kenya.​

Backlight Failure: The Top Reason

LED TVs rely on backlights for illumination; if they fail, you hear sound but see a black screen. Bulbs burn out over time, especially after 20,000-30,000 hours of use, or power surges damage inverters. Prologic Technologies specializes in backlight repairs using advanced diagnostics at their Luthuli Avenue center, restoring brightness without full panel replacement.​

T-Con Board and Main Board Problems

The Timing Controller (T-Con) board processes video data; glitches cause blank screens while audio persists. Similarly, main board capacitors or HDMI failures block picture signals. In Nairobi's variable power grid, these components degrade faster—Prologic's technicians test and replace them efficiently, often same-day.​

Quick Troubleshooting Steps

Before professional help, check basics: Ensure brightness isn't at zero, swap HDMI cables/inputs, and power cycle by unplugging for 10 minutes. Update firmware via USB if it's a smart TV. These fix 20-30% of cases, but persistent issues need expert tools—avoid DIY to prevent warranty voids or shocks.​

Services Table: Prologic Technologies

Prologic Technologies offers comprehensive TV repairs tailored for Kenyan homes and businesses. Their Luthuli Avenue workshop handles all models with 90% same-day turnaround and 6-12 month warranties.

Service Description Brands Covered Turnaround Time
Service Description Brands Covered Turnaround Time
Backlight Repair Replace LED strips/inverters for dark screens Samsung, LG, Hisense Same-day
T-Con/Main Board Fix Diagnose/replace video processing boards Sony, TCL, All LED/OLED 1-2 days
Screen Replacement Full panel swaps for cracks/lines All models 2-3 days
Power Supply Repair Fix intermittent power with sound Universal Same-day
Software/Firmware Update Reset smart TV glitches Smart TVs On-site
HDMI/Port Repairs Restore input connectivity All Same-day

Why Choose Prologic in Nairobi?

With over 10 years serving Eastlands like Utawala and Port Reitz, Prologic uses state-of-the-art gear for precise fixes on lines, colors, audio, and power issues. They provide on-site service for minor jobs and delivery for complex ones, beating informal repair shops in reliability. Costs start affordably, with transparent quotes—no hidden fees.

Prevention Tips for Kenyan Users

Shield your TV from Nairobi's frequent blackouts using stabilizers; dust buildup clogs vents, so clean monthly. Position away from direct sun to avoid backlight strain. Regular servicing every 1-2 years extends life—schedule with Prologic via 0723 763173.​

Facing no picture but sound? Don't delay—contact Prologic Technologies today for fast, expert TV repair in Nairobi. Restore your viewing experience hassle-free