Fix Your Stuff Community Store

HTC Vive Cosmos Daughterboard Replacement

Introduction

Use this guide to replace the daughterboard in an HTC Vive Cosmos.

Make sure that the Vive Cosmos is powered off and disconnected from power before beginning disassembly.

What you need

  1. HTC Vive Cosmos Daughterboard Replacement, Remove the facerest: step 1, image 1 of 3 HTC Vive Cosmos Daughterboard Replacement, Remove the facerest: step 1, image 2 of 3 HTC Vive Cosmos Daughterboard Replacement, Remove the facerest: step 1, image 3 of 3

    • Pull the bottom of the facerest straight away from the Vive Cosmos to unclip it from the Vive.

    • With the bottom unclipped, pull the top of the facerest away from the Vive to remove it.

    Edit

  2. HTC Vive Cosmos Daughterboard Replacement, Release the faceplate switch: step 2, image 1 of 2 HTC Vive Cosmos Daughterboard Replacement, Release the faceplate switch: step 2, image 2 of 2

    • Use your finger to push the sliding faceplate release switch, sitting to the left of the lenses, toward the bottom of the Vive.

    Edit

  3. HTC Vive Cosmos Daughterboard Replacement, Remove the faceplate: step 3, image 1 of 2 HTC Vive Cosmos Daughterboard Replacement, Remove the faceplate: step 3, image 2 of 2

    • While holding the switch in the bottom position, pull the faceplate straight up and away from the front of the Vive.

    • Remove the faceplate.

    Edit

  4. HTC Vive Cosmos Daughterboard Replacement, Unscrew the focus knob: step 4, image 1 of 1

    • Use a T5 Torx driver to remove the 4.1 mm long screw securing the focus knob.

    Edit

  5. HTC Vive Cosmos Daughterboard Replacement, Remove the focus knob: step 5, image 1 of 2 HTC Vive Cosmos Daughterboard Replacement, Remove the focus knob: step 5, image 2 of 2

    • Slide the focus knob out of the plastic housing, off of the focus rod, and remove it.

    Edit

  6. HTC Vive Cosmos Daughterboard Replacement, Unplug the audio connector: step 6, image 1 of 3 HTC Vive Cosmos Daughterboard Replacement, Unplug the audio connector: step 6, image 2 of 3 HTC Vive Cosmos Daughterboard Replacement, Unplug the audio connector: step 6, image 3 of 3

    • Twist the 3.5 mm audio connector counter-clockwise slightly and slide its cable out from under the plastic retaining clip.

    • Lift the audio connector straight up to unplug it.

    Edit

  7. HTC Vive Cosmos Daughterboard Replacement, Unscrew the LCD and motherboard assembly: step 7, image 1 of 1

    • Use a T5 Torx driver to remove the three 4.1 mm long screws securing the LCD and motherboard assembly.

    Edit

  8. HTC Vive Cosmos Daughterboard Replacement: step 8, image 1 of 2 HTC Vive Cosmos Daughterboard Replacement: step 8, image 2 of 2

    • Gently peel up the stickers on either side of the front of the Vive. If possible, keep the stickers intact and reuse them.

    Edit

  9. HTC Vive Cosmos Daughterboard Replacement: step 9, image 1 of 1

    • Use a T5 Torx driver to unscrew the screws securing the upper component cover and the LCD and motherboard assembly:

    • Sixteen 4.1 mm long screws

    • One captive screw

    • This screw is covered by a sticker. Poke your driver through the sticker to access the screw.

    • Two 4.1 mm long screws

    • These screws are covered by stickers. Poke your driver through the stickers to access the screws.

    Edit

  10. HTC Vive Cosmos Daughterboard Replacement, Remove the microphone: step 10, image 1 of 1

    • Remove the microphone cover from the bottom edge of the headset.

    Edit

  11. HTC Vive Cosmos Daughterboard Replacement, Separate the microphone adhesive: step 11, image 1 of 2 HTC Vive Cosmos Daughterboard Replacement, Separate the microphone adhesive: step 11, image 2 of 2

    • Slide an opening pick under the microphone to separate the adhesive securing it to the Vive.

    • If this is difficult, use a heated iOpener, hair dryer, or heat gun to apply heat to adhesive.

    Edit

  13. HTC Vive Cosmos Daughterboard Replacement, Remove the upper component cover: step 12, image 1 of 3 HTC Vive Cosmos Daughterboard Replacement, Remove the upper component cover: step 12, image 2 of 3 HTC Vive Cosmos Daughterboard Replacement, Remove the upper component cover: step 12, image 3 of 3

    • Angle the bottom end of the upper component cover away from the front of the Vive.

    • Pull the upper component cover away from the front of the Vive and remove it.

    Edit

  14. HTC Vive Cosmos Daughterboard Replacement, Remove the camera connector covers: step 13, image 1 of 3 HTC Vive Cosmos Daughterboard Replacement, Remove the camera connector covers: step 13, image 2 of 3 HTC Vive Cosmos Daughterboard Replacement, Remove the camera connector covers: step 13, image 3 of 3

    • Slide the camera connector covers on either side of the LCD and motherboard assembly away from the center off of the assembly and remove them.

    Edit

  15. HTC Vive Cosmos Daughterboard Replacement, Disconnect the cameras: step 14, image 1 of 3 HTC Vive Cosmos Daughterboard Replacement, Disconnect the cameras: step 14, image 2 of 3 HTC Vive Cosmos Daughterboard Replacement, Disconnect the cameras: step 14, image 3 of 3

    • Peel the tape over the right camera connector back enough to access the camera's ZIF connector underneath.

    • Repeat the same process to peel back the tape over the left camera ZIF connector.

    Edit

  16. HTC Vive Cosmos Daughterboard Replacement: step 15, image 1 of 3 HTC Vive Cosmos Daughterboard Replacement: step 15, image 2 of 3 HTC Vive Cosmos Daughterboard Replacement: step 15, image 3 of 3

    • Use the point of a spudger to flip up the small locking flap securing the right camera cable ZIF connector.

    • Carefully slide the camera connector cable straight out of its socket on the motherboard.

    Edit

  17. HTC Vive Cosmos Daughterboard Replacement: step 16, image 1 of 2 HTC Vive Cosmos Daughterboard Replacement: step 16, image 2 of 2

    • Use the point of a spudger to flip up the small locking flap securing the left camera cable ZIF connector.

    • Carefully slide the camera connector cable straight out of its socket on the motherboard.

    Edit

  18. HTC Vive Cosmos Daughterboard Replacement, Disconnect the microphone: step 17, image 1 of 1

    • Peel the yellow tape off of the microphone connector.

    Edit

  19. HTC Vive Cosmos Daughterboard Replacement: step 18, image 1 of 2 HTC Vive Cosmos Daughterboard Replacement: step 18, image 2 of 2

    • Use the point of a spudger to flip up the small locking flap securing the microphone cable ZIF connector.

    Edit

  20. HTC Vive Cosmos Daughterboard Replacement: step 19, image 1 of 3 HTC Vive Cosmos Daughterboard Replacement: step 19, image 2 of 3 HTC Vive Cosmos Daughterboard Replacement: step 19, image 3 of 3

    • Carefully slide the microphone connector cable straight out of its socket on the motherboard.

    • With the cable out of its socket, slide the cable toward the bottom of the Vive and out of its clip on the LCD and motherboard assembly.

    • Take care not to crease or tear the cable while you're moving it.

    Edit

  21. HTC Vive Cosmos Daughterboard Replacement, Remove the LCD and motherboard assembly: step 20, image 1 of 2 HTC Vive Cosmos Daughterboard Replacement, Remove the LCD and motherboard assembly: step 20, image 2 of 2

    • Lift the LCD and motherboard assembly out of the headset.

    • The assembly is secured by clips around the edges. It may help to release the clips using a thin plastic tool, like an opening tool or a spudger.

    Edit

  22. HTC Vive Cosmos Daughterboard Replacement, Disconnect the LCD panels: step 21, image 1 of 1

    • Use a T5 Torx driver to remove the four 2.9 mm long screws securing the LCD connectors.

    Edit

  23. HTC Vive Cosmos Daughterboard Replacement: step 22, image 1 of 3 HTC Vive Cosmos Daughterboard Replacement: step 22, image 2 of 3 HTC Vive Cosmos Daughterboard Replacement: step 22, image 3 of 3

    • Use the flat end of a spudger to pry the LCD connectors straight up and out of their sockets on the daughterboard.

    Edit

  24. HTC Vive Cosmos Daughterboard Replacement, Disconnect the interconnect cable: step 23, image 1 of 1

    • Peel the tape over the motherboard interconnect cable back far enough to access the cable connector.

    Edit

  25. HTC Vive Cosmos Daughterboard Replacement: step 24, image 1 of 3 HTC Vive Cosmos Daughterboard Replacement: step 24, image 2 of 3 HTC Vive Cosmos Daughterboard Replacement: step 24, image 3 of 3

    • Use the flat end of a spudger to flip up the locking flap securing the interconnect cable ZIF connector.

    • Carefully slide the interconnect cable straight out of its socket.

    Edit

  26. HTC Vive Cosmos Daughterboard Replacement, Unscrew the daughterboard: step 25, image 1 of 1

    • Use a T5 Torx driver to remove the six 4.1 mm long screws securing the daughterboard.

    Edit

  27. HTC Vive Cosmos Daughterboard Replacement: step 26, image 1 of 2 HTC Vive Cosmos Daughterboard Replacement: step 26, image 2 of 2

    • Do not remove the daughterboard yet. It is still connected to the motherboard.

    • Gently hinge the daughterboard up to access the underside.

    Edit

  28. HTC Vive Cosmos Daughterboard Replacement, Disconnect the second interconnect cable: step 27, image 1 of 1

    • Peel the tape over the second motherboard interconnect cable back far enough to access the cable connector.

    Edit

  29. HTC Vive Cosmos Daughterboard Replacement: step 28, image 1 of 3 HTC Vive Cosmos Daughterboard Replacement: step 28, image 2 of 3 HTC Vive Cosmos Daughterboard Replacement: step 28, image 3 of 3

    • Use the flat end of a spudger to flip up the locking flap securing the second interconnect cable ZIF connector.

    • Carefully slide the second interconnect cable straight out of its socket.

    • Remove the daughterboard from the LCD and motherboard assembly.

    Edit

  30. HTC Vive Cosmos Daughterboard Replacement, Remove the faceplate connector and cable: step 29, image 1 of 1

    • Peel the tape over the faceplate connector cable back far enough to access the ZIF connector on the daughterboard.

    Edit

  31. HTC Vive Cosmos Daughterboard Replacement: step 30, image 1 of 3 HTC Vive Cosmos Daughterboard Replacement: step 30, image 2 of 3 HTC Vive Cosmos Daughterboard Replacement: step 30, image 3 of 3

    • Use the flat end of a spudger to flip up the small locking flap securing the faceplate cable ZIF connector.

    • Carefully slide the faceplate connector cable straight out of its socket on the daughterboard.

    Edit

  32. HTC Vive Cosmos Daughterboard Replacement, Remove the daughterboard: step 31, image 1 of 1

    • Only the daughterboard remains.

    Edit
Conclusion

Compare your new replacement part to the original part—you may need to transfer remaining components or remove adhesive backings from the new part before installing.

To reassemble your device, follow the above steps in reverse order.

Take your e-waste to an R2 or e-Stewards certified recycler.

Repair didn’t go as planned? Check out our Answers community for troubleshooting help.

Author

with 2 other contributors

Adam O'Camb

Member since: 04/11/15

196,326 Reputation

416 Guides authored

Badges: 39

+36 more badges

0 Comments

Add Comment

View Statistics:

Past 24 Hours: 0

Past 7 Days: 2

Past 30 Days: 6

All Time: 540