Videotec NXPTH - Manual (Page 18)

Pag. 4 MNNXPTH4403
Adjustment of NXPTH pan & tilt motors
CAUTION: Do not position the pan & tilt motor manually, since this operation may seriously damage the gears.
Fig.1
Unscrew the 4 cover screws and open the pan & tilt
motor
Fig.2
Identify the cams for vertical and horizontal stroke
adjustment
Adjust the opening of the cams according to the
angle wished, by forcing them slightly (no tools are
necessary, it is a friction movement)
Fig.3
Factory regulation of the rotating angle of the pan &
tilt:
The limit switch cams are symmetrical set in respect
to the center of the microswitches with an angle of
about A=90°.
Fig.4
Regulation of the rotating angle of the pan & tilt:
The limit switch cams can be moved each one with
an angle maximum B=180° in respect to the center
of the microswitches.
CAUTION: An angle B>180° seriously
damage the potentiometer!