Celestron NexGO DX Mode D'emploi page 6

Folding NexGO for Storage
1
On the underside of the unit, you will see two white arrows.
Use both thumbs to push out and disengage the clamp from
the main assembly.
3
Hinge the clamp back and align the tabs on the clamp with the
openings on the main assembly as shown.
6 | ENGLISH
UNIVERSAL SMARTPHONE ADAPTER AND BLUETOOTH REMOTE
2
Make sure the clamp is all the way out.
4
Slide the clamp into place and press until it snaps into place
with the lock tab.
INSTRUCTION MANUAL