JVC VN-685U Benutzerhandbuch

● Use the provided template to make a hole (R80 

mm) for the connection cables to thread behind 
the ceiling.

● If necessary, also open a screw hole to mount the 

ceiling clamping bracket to the ceiling. In this case, 
align the 

AD FRONT markB of the template in the 

direction where the camera faces front and open 
the screw hole.

Pull out the fall prevention wire, power cable, coaxial 
cable, control signal cable, alarm signal cable and 
provided alarm cable that were mounted to the ceiling 
slab from the ceiling.

● Mount the fall prevention wire on a firm place with 

sufficient strength.

The ceiling clamping bracket is attached to the 
camera unit during packaging of the product. Before 
installing the camera, remove the ceiling clamping 
bracket from the camera unit.
A

Check to make sure that the two camera lock knobs 
(left and right) are unlocked.

● If they are locked, unlock by sliding them in the 

direction indicated by the arrow.

B

Press the two camera lock knobs from both the left 
and right sides in the direction indicated by the 
arrows.

● Doing so detaches the ceiling clamping bracket 

from the camera. Prevent the bracket from 
dropping such as by performing this on a table.

● If the camera fixing lock knob is too stiff, push the 

knob hard while pressing the edge of the camera 
unit (A in the diagram) against the table you are 
using.

C

Lifting the camera unit detaches the ceiling 
clamping bracket. Remove by sliding it in the 
direction indicated by the arrows.

Loosen two screws on the ceiling clamping bracket 
and remove the terminal cover.

Be sure to put on protective glasses to protect 
your eyes from falling objects when mounting 
the camera.

80

Alarm signal 
cable

Power cable

LAN Cable

Fall

Preventio

C

B

B

A

A

Camera fixing 

lock knob (x2)  

Camera

Ceiling mount 

Terminal cover

6 mm

䡵 Fall Prevention Wire

6 mm (3/16 

R6 mm and 

R4 to 5.5 mm