What your television symptoms may be telling you
The same symptom can have different causes. Accurate testing is the safest way to avoid unnecessary parts and unsuccessful repairs.
Common symptoms we diagnose
Use this guide as a starting point, then book a proper assessment for a confirmed diagnosis.
No power / dead TV
Diagnosis of power boards, blown components, protection circuits, internal connections and related startup failures.
Sound but no picture
Testing of backlights, display power, image-processing circuits and internal signal paths to identify the real cause.
Backlight repair
Replacement or repair of failed LED backlight strips that cause a dark, dim, blue-tinted or uneven picture.
Flickering screen
Fault-finding for unstable backlights, power delivery, video boards, internal connections and software-related flicker.
HDMI and input faults
Repair of non-working ports, intermittent input signals, damaged connectors and source-detection problems.
Motherboard repair
Board-level assessment and repair for startup loops, frozen logos, missing functions and processing faults.
Power supply repair
Component-level diagnosis of standby problems, clicking, shutdowns, dead sets and unstable operation.
Smart TV software problems
Help with freezing, boot loops, failed updates, apps, settings and other operating-system issues.
Wi-Fi and connectivity
Troubleshooting for wireless connections, network modules, Bluetooth and streaming interruptions.
Remote and sensor faults
Testing and repair of infrared sensors, control boards, stuck buttons and remote response problems.
Vertical or horizontal lines
Diagnosis of electronic line faults and internal connection issues, excluding cracked or physically damaged panels.
Before calling a technician
- Test a different wall socket where safe
- Check the power cable and standby light
- Try another HDMI source or cable
- Restart the TV and connected devices
- Note any clicking, flashing lights or startup logo
Do not open the television. Internal components may retain dangerous electrical charge even when unplugged.
Book a TV repair anywhere in Gauteng
Tell us what your television is doing and where you are. We’ll help you choose the next practical step.