User Manual

E21
6 HOW TO ATTACH AND DETACH THE DRIVE UNIT
CAUTION
• If a drive unit fixing screw is damaged or lost, use a spare one.
If all spare screws are used and additional ones are required, contact Canon Inc. or Canon distributers & sales repre-
sentatives.
5 Set the zoom/focus operation change-over knobs of the drive
unit to MANU. side, set the iris operation mode change-over
switch to "M" side, turn each iris ring manually and check
gear engagement.
6 Verify that the gear of the drive unit is engaged with the gear
of the lens and tighten the three fixing screws to the speci-
fied torque to fix the drive unit.
* Tightening torque: 63 - 80 N•cm (6.4 - 8.2 kg•cm)
7 Mount the lens on the camera, connect the 12-pin cable,
switch the power on and adjust the mechanical end auto-
matically on the display.
* For details on how to adjust the mechanical end aut
omati-
cally, refer to "6-3 AUTOMATIC ADJUSTMENT OF THE
MECHANICAL END" on the next page.