Attaching the Keyboard Extension to the Arm
1.
Fit the keyboard extension's receiver onto
the arm's post. Press down and swivel the
keyboard extension back and forth until
it's fully inserted.
2.
Use hex key (N) to tighten the set screw
on the side of the keyboard extension's
receiver. Tighten until secure, but don't
overtighten.
12
N
1X