BYTE SHERLOCK REPAIR BIBLE

Every tool setting · Every repair · Every diagnosis — Mobile + Laptop

Your exact bench: T210 · 857DW+ · Sugon 3005PM · RF7050 TVP+ Barrakpore 2026

1 · Tool Settings

Soldering temps for every task, hot air settings, PSU voltages and current limits, every multimeter reading that matters, CH341A safety, microscope setup.

2 · Mobile Repairs

20+ jobs: screens, batteries, charging ports, water damage, dead phones, backlight, network, audio, software/FRP, reballing — plus the rare ones: ghost touch, NFC, eSIM, Face ID.

3 · Laptop Repairs

No power, no display, charging, DC jack, BIOS, data recovery, overheating, liquid damage, shorts and voltage injection — with the power sequence at the core.

4 · Diagnosis Brain

The universal 6-step method, decision trees as diagrams, the half-split technique, current signatures, voltage injection, and the three master principles.

5 · Quick Reference

Voltage tables, diode-mode values, hot air cheat sheet, the four current patterns, Barrakpore pricing guide, parts sourcing, the wall cards.

6 · Keep Learning

REWA Technology on YouTube · iPad Rehab · Louis Rossmann · badcaps.net · repair.wiki — one case a day, forever.

How to use this site: before every job, open the matching section. After every job, write a Fault Card. The site is built for your exact equipment — the settings listed are for YOUR T210, YOUR 857DW+, YOUR Sugon 3005PM, YOUR RF7050 TVP+.
Golden rules on the wall: Beep both ways = SHORT · Customer devices only after 10 boards · Test new parts before fitting · Current limit before connecting · FRP only with proof of ownership.
Byte Sherlock · Barrakpore 700122 · v1 · October 2026