Vinten Radamec HS-2010MED Pan & Tilt Head - Manual (Page 58)

HS-2010MED Maintenance And Repair
4-8 User Manual
11. The voltage at JP2 should always be positive. If it goes negative, R4 until it
remains positive throughout the zoom range.
Focus Calibration
12. Measure the voltage at jumper JP3. Adjust R22 (Focus Center) so that the
voltage at JP3 is equal to the lens reference measured in step #6.
13. Monitor the voltage at JP3 and use the focus control on the control panel to
run through the entire zoom range. Adjust R8 (Focus Range) for full travel
of the lens.
14. Reset the focus control for 50.00 in the Real Time Status screen. If neces-
sary, adjust R22 (Focus Center) so that the voltage at JP3 is equal to the
lens reference measured in step #6.
15. Repeat step #13.
16. The voltage at JP3 should always be positive. If it goes negative, R8 until it
remains positive throughout the zoom range.