Service Tool V3400 -mp230 — Thmyl Brnamj -

Release the button (keep holding Power), then press Resume 5 times.

Before diving into the download and usage of the software, it is important to understand why you need it. thmyl brnamj - service tool v3400 -mp230

When used correctly in "Service Mode," the reset is usually instantaneous. Users on forums like PrinterKnowledge Release the button (keep holding Power), then press

Given the likely age of the THMYL BRNAMJ tool, consider these modern service tools if you cannot locate the original: Release the button (keep holding Power)