16
Balance mechanism digital display calibration
The digital display (8) indicates setting of the balance mechanism on a scale of 00 (minimum set-
ting) to HI (maximum setting). In the unlikely event of this system requiring calibration, proceed as
follows:
Level the platform and apply centre lock
(5)
.
Turn the balance knob
(4)
fully clockwise to its maximum stop.
Press and hold the switch
(9)
for approximately eight seconds, until the digital display
(8)
shows
CA
. Release the switch
(9)
. The display shows
HI
.
With the balance knob
(4)
still turned fully clockwise, press and release the switch
(9)
. The
display will now show
LO
.
Turn the balance knob
(4)
fully counter-clockwise to its minimum stop.
Press and release switch
(9)
.
If the calibration is successful, the display will now show
00
.
If unsuccessful,
Er
will be displayed. Pressing the switch
(9)
again, or waiting for 15 sec-
onds, will allow the system to revert to its previous settings. Calibration may now be carried
out again.
After calibration, rebalance the head
(See
Balancing the head
)
.
Brake knob and drag control knob adjustment
The pan and tilt brake and drag controls may require adjustment after prolonged use. These ad-
justments should be carried out by competent persons as detailed in the Maintenance Manual.
The Maintenance Manual may be obtained from Vinten Broadcast Limited or your local Vinten dis-
tributor or from our website at
www.vinten.com
.
NOTE:
If more than 15 seconds is allowed to elapse between steps, the system will
shut down and revert to its previous settings.