Phrozen SONIC MINI 4K User Manual

Z- axis Calibration
Z-axis calibration is essential for every 3D printer. Run this test to make sure that the
building plate is leveled to the LCD screen. This is to ensure that models and prints
will adhere to the building plate.
SONIC MINI 4K
Step 1: Remove the Resin Vat
Make sure to remove any objects present on the machine's platform.

Phrozen SONIC MINI 4K Specifications

General

XY Resolution	35 microns
Layer Thickness	0.01-0.30 mm
Connectivity	USB
Resin Compatibility	405nm UV resin
Operating System	Phrozen OS
Slicer Software	ChiTuBox
Technology	LCD
Build Volume	135 x 75 x 130 mm
Light Source	ParaLED Matrix 2.0
LCD Resolution	3840 x 2160 pixels
Z Resolution	0.00125 mm
Printing Speed	Up to 80 mm/hr

Summary

Z-axis Calibration Guide

Prepare Printer: Remove Resin Vat

Remove the resin vat and any objects from the machine's platform before calibration.

Install and Tighten Building Plate

Attach the building plate, align it with pins, and screw it firmly to the printer.

Loosen Building Plate Screws

Use an Allen wrench to loosen all four screws counterclockwise, ensuring plate mobility.

Lower Building Plate Fully

Pull the building plate down until the screws are completely extended.

Place Paper on LCD Screen

Lay a piece of A4 paper (0.07-0.10 mm) flat on the LCD screen for leveling.

Initiate Z-axis Calibration via Settings

Access TOOLS > Z CALIB on the touch panel to begin the calibration process.

Apply Downward Pressure on Plate

Once the plate touches down, press down firmly on its sides.

Tighten Screws in Cross Pattern

Tighten all four screws clockwise in a cross pattern while pressing the plate.

Confirm Calibration with Paper Tug

Tug the paper at corners to check for tight resistance, indicating correct calibration.

Finalize Calibration and Retract Plate

Click DONE on the touch panel and wait for the building plate to retract.