Technical issues
LCD screen is fully exposed during printing
This article applies to UBEE. Symptom When printing, the LCD screen is fully exposed. Common causes HDMI driver board is affected by electrostatic. Operations steps Preparations: Phillips screwdriver * 1 Isolating copper pillar M2.5 * 4 Operation ...
Dimming of the LCD screen
This article applies to NBEE, NBEE H, NBEE J, NBEE D. Symptom When doing LCD test and exposure cleaning, it can be obviously seen that the brightness of the LCD screen has become dim. Possible Causes LED board failure; LED driver board failure; ...
Build platform only moves up during printing
This article applies to NBEE, NBEE D, NBEE J, NBEE H. Symptoms During the printing process, the build platform does not move downward, but keeps moving upward. Possible Causes During the printing process, the resin spilled on the limit switch, ...
Air bubbles in the LCD screen
Symptoms When the LCD screen is on, there are air bubbles in the cooling board under the LCD screen. Small air bubbles Large air bubbles Possible Causes Residual air left in the coolant, and air bubbles accumulate at the cooling board. Diagnostic ...
NBEE‘s touch screen loop logo cannot enter the standby interface
Symptoms When performing the power-on operation, the printer's touch screen cycles through the UNIZ logo and cannot enter the Standby interface. At the same time, the sound of the fan continuing to rotate can be heard on the back of the printer. ...
NBEE Coolant Leakage
Symptoms There is transparent, slightly viscous liquid oozing out from the bottom of the printer; When clicking TOOLS - EXPOSURE CLEANING, you can observe bubbles on the screen. Before observing the screen, you can place a piece of A4 paper on the ...
NBEE build platform cannot lift up during printing while printing process continues
This article applies to NBEE, NBEE D, NBEE J, NBEE H. Symptoms After starting the print, the build platform can move down until into the resin tank, but after few seconds of curing, when it tries to lift up, the motor trips (you can hear the sound of ...
The LCD screen illuminates but doesn't display the logo during the LCD TEST
Symptoms When performing LCD TEST, the screen is fully bright and no UNIZ logo is displayed on the screen. Possible Causes Screen cable is loose; HDMI cable is loose; Screen cable failure; HDMI board failure; LCD screen failure. Diagnostic Steps ...
LCD screen foggy
Symptoms The print failed, with parts of the model missing. When performing the EXPOSURE CLEANING operation, the screen is obviously foggy. Possible Causes Added non-UNIZ brand coolant to the cooling system. After prolonged use, the white adhesive at ...
NBEE LED light does not light up when printing
Symptom When printing, the LCD screen is completely dark and no light is emitted from the LED light board. Possible Causes After replacing the mainboard, the light intensity value is not written； Loose wiring between LED driver board and mainboard； ...
The build platform stays at the highest position and does not go down during printing
Section 1: Symptoms The build platform is at a high position and does not move down; The printing process continues Section 2: Possible Causes The limit switch was splashed with resin and was triggered in advance. limit switch failure. Section 3: ...
NBEE build platform out of step
Symptoms The build platform vibrates slightly when it moves to the bottom. The printing process can start, but the screen will not light up and the printing process cannot be continued. Possible Causes The limit switch is faulty and cannot be ...
NBEE build platform does not move up and down after restarting
Section 1: Symptoms The build platform does not move up and down when printing, and can not be moved manually through Motor Control after restart, the motor is out of control. Section 2: Possible Causes Motor driver failure. Section 3: Diagnostic ...