Beambox II - Laser Power Supply (PSU) Replacement

Tools

Step 1

Turn off the machine, and remove the power cord.

Step 2

Use a screwdriver to unscrew the screws at the back of the machine, and the back cover can be opened afterward.

Step 3

• Detach the cables of the laser tube and the laser PSU.
   
• Put the laser PSU's wire into the hole.
  
   
• Close the back cover
  

Step 4

Open the side cover to see the machine inside.

• Use a Philips screwdriver to open the cover.
  
  

Step 5

Unplug the cables.

Step 6

Use a 5.5mm socket driver or wrench to remove the two nuts and keep the nuts secure for later use.

Step 7

Loosen the top-right nut. This screw does not have to be removed.

Step 8

Pull the PSU out and place it down.

Step 9

Loosen the bottom-right nut. This screw does not have to be removed.

Step 10

After loosening the last nut, the PSU should be able to be removed.

Step 11

• Check if your new laser PSU has this little jumper installed.
  If your new PSU does not have it, please remove the jumper from the old one and install it on the new PSU.

• Hang the new laser PSU on the studs.

Step 12

Tighten the top-right and bottom-right nuts.

Step 13

Re-install the bottom-left nut.

Step 14

• Re-install the top-left nut.
  
  
  
   
• If you find it difficult to install this nut, you can use a plier to try tightening it.
  
   
• If it can't be tightened or fixed, this nut can be skipped or hung on the stud.
  

Step 15

• Replug the cables.
  
   

• Make sure the voltage is switched to your voltage source by your country or environment.
  (If you don't know, you can refer to Wikipedia)
  

  115V	230V

• Close the side cover and tighten the screw.
  

Step 16

• Extract the new PSU's cable from the hole and move it to the back cover side.
  
• Reconnect the cables of the laser tube and the laser PSU.
   
• Close the back cover and tighten the screw.
  
  

#END