Office Extension Phone Keys Not Working? 100% Fix & Repair Solution (Step by Step)

Phone Keypad Not Working? 🤔
#aysolution
Agar aapke Landline ya Office Phone ke keys kaam nahi kar rahe, to is video me main aapko step by step 100% working repair solution dikhane wala hoon.
Is video me hum dekhenge: ✔ Phone disassembly ka process
✔ Keypad circuit checking
✔ PCB cleaning & testing
✔ Faulty key problem solve ka complete method
✔ Repair ke baad final testing
Ye method follow karke aap ghar par hi apne phone keypad problem ko fix kar sakte hain.

🛠 Tools Used:
Screwdriver Set
Multimeter
PCB Cleaner / IPA Solution
Brush
Soldering Iron (agar required ho)

Видео Office Extension Phone Keys Not Working? 100% Fix & Repair Solution (Step by Step) канала AY Solution