[Sonic Mega 8K S] Replacing the Power Supply

Power Supply is an important component of the Sonic Mega 8K S printer. When it is broken down or becomes malfunctional, a replacement is necessary. This article will guide you through common steps of installing a new power supply for Sonic Mega 8K S.

1. Removing the Old Power Supply

Power down and Prepare

• Turn off the printer and unplug the power cord 
• Loosen the 12 screws on the front case and place it in front of the printer

Be careful when sliding off the cover to avoid damaging any cables.

• Disconnect the touch panel cable and USB cable from the mainboard and remove the front case
• Spray alcohol on any glue adhered to the connector to soften it for easy removal
• Remove the rear case by loosening the 10 screws (see below pic)

• Slide off and remove the rear case with doors and put it aside

Disconnect the cables

• Detach the motor’s connector

• Disconnect the sensor’s connector and LCD ribbon cable

• Loosen the 8 screws on the printer's platform and remove the top half of the printer
• Set the top half of the printer aside

Remove the old power supply

• Loosen the 3 screws from underneath the printer located around the Power Supply frame (see below pic)

• Remove the old power supply 
• Use a slotted screwdriver to disconnect the cables attached to the power supply 

2. Installing the New Power Supply

Install the power supply

• Put the new power supply in its place
• Reconnect all the wires in the same order
• Screw the 3 screws around the new power supply board to lock it in place

Reassemble the printer and verify the new power supply’s functionality

• Connect the LCD cable and sensor connector to the mainboard
• Attach the motor connector to the motor
• Tighten the screws and reinstall the rear case in place
• Connect the touch panel cable and USB cable to their respective ports

• Tighten the screws and reinstall the front case 
• Perform an LCD test and Z-axis calibration to check if the new power supply works normally

Remember to handle the components with care during reinstallation and to tighten all screws and cables securely.

Contact Support

By following the above instructions, you can install a new power supply for your Sonic Mega 8K S. If you find any issues, feel free to reach out to Phrozen Support or your Authorized Reseller for further assistance. When contacting Phrozen Support, kindly send some photos or videos illustrating the issue.