Installing a LockNode MP - MobileKey Locking cylinder (Z4)
- Place the battery/installation key on the electronic side thumb-turn so that the two noses engage in the openings of the locking disc (if necessary, turn the thumb-turn until the noses engage).
NOTE
The battery/installation key must lie flat on the inside of the thumb-turn.

- Hold the thumb-turn firmly and turn the battery/installation key clockwise about 30°.
- The locking disc will click.
- Push the recessed grip inwards.
- Turn the thumb-turn cover counterclockwise until it stops.
- Remove the thumb-turn cover.
- Carefully bend the black plastic holders outwards.

- Card reader cover pops open.
- Push the LockNode about halfway into the designated slots.

- Close the card reader cover and press it firmly until it snaps into the black plastic holders.
- LockNode is fixed.

- Attach the supplied thumb-turn cover with the glued-in contact foil (pay attention to the markings).
- Cylinder beeps four times.

- Turn the thumb-turn cover clockwise until it stops.
- Pull the recessed grip outwards until it is flush with the thumb-turn cover.
- Place the battery/installation key on the electronic side thumb-turn so that the two noses engage in the openings of the locking disc (if necessary, turn the thumb-turn until the noses engage).
- Hold the thumb-turn firmly and turn the battery/installation key about 30° counterclockwise.
- The locking disc will click.
- LockNode is mounted.
If the cylinder does not beep, check the battery condition.