分类：Xiaomi

Find the tools here:

Anti-static wrist strap: https://www.cinomall.com/collections/tools/products/anti-static-wrist-strap

Screwdriver set: https://www.cinomall.com/collections/tools/products/scredriver-set-6pcs

Hot air gun desoldering station : https://www.cinomall.com/collections/tools/products/atten-ms-300-3-in-1-combination-hot-air-gun-desoldering-station-dc-power-supply-maintenance-system

Anti-static rubber mat:   https://www.cinomall.com/collections/tools/products/silicone-repair-mat

Tweezers: https://www.cinomall.com/products/anti-static-tweezers-esd-12

Solder flux: https://www.cinomall.com/collections/tools/products/soldering-flux

PCB holder: https://www.cinomall.com/products/pcb-holder-motherboard-holder-k20

For instance, if we cannot connect the Wi-Fi, the Wi-Fi chip, or its power supply, clock, and main control have been faulty instead of RF circuits.
On the contrary, if we can connect the Wi-Fi but no signal, then the Wi-Fi RF circuits have been faulty, it fails to transmit the signal. The Wi-Fi transmitter circuits might have been disconnected.

In this video, we share how to fix Wi-Fi not working or no signal faulty.

Tools And Materials: 
Screwdriver set: https://www.cinomall.com/collections/…
Hot air gun desoldering station: https://www.cinomall.com/collections/…
Anti-static rubber mat:   https://www.cinomall.com/collections/…
PCB holder: https://www.cinomall.com/collections/…
Multimeter:   https://www.cinomall.com/collections/…
Tweezers: https://www.cinomall.com/products/ant…
Welding paste: https://www.cinomall.com/collections/…
Solder flux: https://www.cinomall.com/collections/…
Pry bar: https://www.cinomall.com/collections/…
Soft brush： https://www.cinomall.com/products/sof…
BGA stencil: https://www.cinomall.com/products/qua…              
Soldering wick: https://www.cinomall.com/products/sod…