Скачать или смотреть Tecno Spark Go 2023 WiFi Bluetooth & GPS Problem Solution | Full Hardware Repair Guide

In this video, we provide a complete hardware solution for Tecno Spark Go 2023 WiFi, Bluetooth, and GPS issues. Whether your phone is not connecting to WiFi, Bluetooth keeps disconnecting, or GPS signal is weak or missing—this step-by-step guide will help technicians resolve these problems by checking RF components, antenna paths, and power supply lines to relevant ICs.

🪛 30 Step-by-Step Instructions:
Power off Tecno Spark Go 2023 and remove back cover.

Disconnect battery and remove the motherboard.

Inspect WiFi/Bluetooth/GPS antenna cable for damage.

Clean and reseat the antenna connection ports.

Check continuity between antenna line and RF IC.

Open Service Mode to test WiFi and GPS signal manually.

Use multimeter to test voltage at the RF IC power pin.

Confirm 1.8V/2.8V lines from PMIC are reaching the RF section.

Replace damaged antenna socket if loose or oxidized.

Reflow or replace RF IC responsible for WiFi/BT/GPS.

Check surrounding capacitors and resistors near RF IC.

If open or shorted, replace faulty components.

Jumper broken RF signal line from antenna to IC if needed.

Flash firmware to eliminate software bugs in connectivity.

Check GPS module’s clock and power lines.

Replace GPS chip if no signal lock occurs.

Examine and clean any corrosion near antenna ICs.

Test external antenna signal strength using engineer mode.

Swap test antenna for troubleshooting signal issues.

Replace full RF section if baseband disconnects repeatedly.

Check EMI shielding and grounding around RF section.

Confirm antenna tuning line continuity.

Replace matching network components if signal fluctuates.

Run GPS tracking test via Google Maps or GPS Test app.

Replace Bluetooth crystal oscillator if pairing fails.

Reball or replace PMIC if no power to RF IC.

Test WiFi frequency with signal analyzer if available.

Reassemble phone and test all three functions.

Final test with WiFi, Bluetooth, and GPS apps.

Seal phone after confirming full connectivity.

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