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Provider: Pro-Logic Technologies, Kangari Building, Nairobi
The onboard processor — also known as the application processor or SoC (System on Chip) — is the brain of your smartphone. It runs the operating system, apps, and manages all device functions. When the processor fails, the phone may refuse to boot, freeze constantly, or exhibit severe performance degradation.
What Is a Phone Onboard Processor?
The SoC integrates the CPU, GPU, memory controller, and often the modem into a single package. Common SoCs include Qualcomm Snapdragon, MediaTek Helio/Dimensity, Apple A-series, Samsung Exynos, and Kirin chips. These are soldered directly to the motherboard using BGA connections and are not user-replaceable.
Common Causes of Processor Failure
- Water damage — liquid is the number one cause of SoC failure
- BGA solder joint failure — repeated thermal cycling causes micro-cracks under the chip
- Overheating — excessive heat over time degrades the chip's internal structures
- Physical impact — severe drops can crack BGA joints or the chip package itself
Repair vs. Replacement: What to Expect
At Pro-Logic Technologies, Kangari Building, Nairobi, SoC-level repair involves professional BGA reballing — removing the chip, replacing the solder balls, and reflowing it back to the board. This is the most advanced repair procedure in mobile servicing.
Estimated costs in Nairobi:
| Repair Type | Approximate Cost (KES) |
|---|---|
| Diagnosis / assessment | 1,000 – 2,000 |
| SoC BGA reballing / reflow | 10,000 – 25,000 |
| Motherboard replacement | 20,000 – 50,000+ |
Turnaround Time
BGA reballing takes three to seven business days depending on the device and chip complexity.
Should You Repair or Replace Your Phone?
SoC repair is only economically viable for mid-range to flagship devices. For budget phones, a motherboard replacement or device upgrade may be more practical.
Pro-Logic Technologies performs advanced BGA and processor-level repairs at Kangari Building, Nairobi.
