Phone won't charge, charging only works in one specific cable position, port is loose, contacts oxidized, connector doesn't recognize cable or charges very slowly — in 90% of these cases the charging port (USB-C, Lightning or micro-USB) needs replacement. Charging port replacement is one of the most frequent smartphone repair services because this component wears out fastest from daily use. Grade service in Khmelnytskyi replaces charging ports on all popular models including iPhone, Samsung Galaxy, Xiaomi / Redmi / Poco, Huawei / Honor, Realme, Oppo, Vivo, Google Pixel and others using original or high-quality connectors, full cleaning and power controller verification after repair.
What the Service Includes
Charging port / power connector replacement includes:
- Full smartphone disassembly: back cover removal, battery disconnection, motherboard & flex cables
- Desoldering of old charging connector from the board (hot air station + microsoldering iron)
- Cleaning of contact pads from solder residue, flux, oxidation (isopropyl alcohol + ultrasonic bath if needed)
- Installation of new connector (original or reinforced high-quality analog with metal shield)
- Verification of power circuit integrity with multimeter: VBUS, GND, CC1/CC2 (USB-C), D+/D- lines
- Power controller and overcurrent/short-circuit protection check
- Reassembly with new adhesive or double-sided tape
- Testing: charging with various cables & adapters (5V/2A, PD 9V/2A, QC), fast charging recognition, contact stability in different positions
- Verification of data transfer, OTG, headphones (if combo port)
- Final port cleaning from dust and debris after repair
When You Need the Service
Charging port replacement is required when:
- Charging only works with strong pressure or in one specific cable angle
- Port is physically loose, wobbles or falls out
- Charging is intermittent or absent despite working cable & charger
- Connector doesn't detect cable, shows "accessory not supported" error
- Contacts oxidized, blackened or clogged after liquid/dust exposure
- Fast charging (PD/QC) stopped working
- Port charges but doesn't transfer data or support OTG/headphones
- Port stopped functioning after drop or mechanical impact
Work Stages
- External inspection & testing: charging with different cables/adapters/positions
- Diagnostics: confirmation issue is in the port, not cable or controller
- Full disassembly with battery disconnection
- Desoldering old charging connector from board
- Contact pad cleaning & power circuit diagnostics
- New connector installation with precise positioning & quality soldering
- Reassembly, short-circuit check
- Charging, fast charging, data transfer & contact stability testing
- Final full-function check & client report
Why Choose Grade in Khmelnytskyi
Grade uses professional soldering stations and microscopes for precise connector desoldering and installation, avoiding damage to multilayer boards. Post-repair clients get stable charging without wobble or intermittent contact. Many return due to soldering quality and no recurring issues. Additional services: laptop repair, PC repair, TV repair, coffee machine repair, charging station repair, robot vacuum repair. Reviews — here.
Address: Khmelnytskyi, Panasa Myrnoho str., 31/3
Schedule: Mon–Sun 11:00–20:00
Phone: +380 97 719 4430
Telegram: Telegram
Easy from anywhere in Ukraine
Not in Khmelnytskyi? Ship your phone via Nova Poshta. After charging port replacement, the device returns with a reliable port and stable charging. Details on the Nova Poshta delivery page.
