Interlink VP4550 Laser Replacement
Alayna Bruney and 5 other contributors
Last updated on Jul 21, 2026
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What you need
Tools
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Turn the phone over to where the battery compartment resides.
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Remove the battery compartment door by pushing down on the door with your thumbs and sliding the door off of the bottom of the device.
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Remove battery.
Ask FixBot
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Use a Phillips #0 screwdriver to remove the screw in the middle of the battery compartment.
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Pry open the case body with the plastic opening tool. Start at the bottom of the device and work toward the top. You will hear a "click" sound as the sides open.
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Carefully pull the wire connectors out of the white connector gauge to completely separate the front and back pieces.
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Find the lever on the right side of the back half of the device.
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Insert the tip of the lever into the square indent on the underside of the button.
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Use a Phillips #0 head screwdriver to remove two screws; one on either side of the circuit board.
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Tool used on this step:Tweezers$4.99
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Slide the circuit board down from the tab located underneath the top of the back half
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Use tweezers to gently remove it if it doesn't come out.
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Use desoldering braid to remove the red and black wires attached to both the circuit board and the laser bulb.
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When you are ready to attach the new laser bulb, use a soldering iron to solder the new bulb's wires to the circuit board.
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Team
Ohio State, Team 1-1, Buehl Spring 2014 Member of Ohio State, Team 1-1, Buehl Spring 2014
OSU-BUEHL-S14S1G1
4 Members
36 Guides authored
