Canon CINE-SERVO 17-120mm T2.95-3.9 EF User Manual - Page 49

5 OPERATION 5-1-4. Zoom Track Function (only for servo zoom) The zoom control range (zoom track) position can be set as desired to set the virtual zoom limit in the telephoto end and the widest end. To use the zoom track function, the function should be enabled in advance. A：Setting "ON" or "OFF" on the information display (In case of basic mode) MENU A Fr1P A 1 Shtl [ɹI-Tɹq
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ɹ] 1 Press the DISPLAY switch to turn on the display. 2 Select [Trk] using the control key, and then press the Set key. [Trk] and the last setting now blink on the display. (see left figure) 3 Press the left or right key to select ON or OFF. 4 Press the Set key. This completes the setting. For details, refer to the Information Display Operation Manual. B: Setting "ON" or "OFF" by operating the switches To set the function to "ON" To set the function to "OFF" Selection method Operation How to ascertain the selection Hold down the MEMO switch and Instant auto-iris switch simultaneously for at least 3 seconds. The zoom control range is fixed to the zoom range set last. (If there is no previous setting, it is set to the mechanical end point.) The zoom range is set to the mechanical end. Automatic zooming from current zoom position to the closer of the two set positions. Automatic zooming from current zoom position to the closer of the two mechanical ends. Setting the Zoom Track Positions Set the zoom track function to ON before setting the zoom track position. IRIS AM I.G. T Instant Auto-Iris Switch MEMO Switch 7 x MEMO I W AUX RET 1 Zoom to the zoom track position that you want to set. 2 Keeping this zoom position, press the Instant Auto-Iris switch while holding down the MEMO switch. If the zoom position is at the telephoto end, the position is stored as the zoom track position for the telephoto limit. If position is at the widest end, it is stored as the widest limit. 3 Repeat 1 and 2 to set both telephoto and widest limits. It is possible to set only one end. To change the setting, perform 1 to 3. (The position set last overwrites the setting in the memory.) NOTE 1) If the zoom track position is to be set again, the zoom position cannot move beyond the end point setting toward the mechanical end by performing servo zoom operations. To move the zoom, set the zoom track function to OFF and take one of the steps below. ・ Proceed with the zooming operation at the setting established by operating the zoom rocker seesaw. ・Perform the zooming operation manually. 2) Although up to two zoom track positions (telephoto end and widest end) can be set, two positions cannot be set that are on the same side of the center position of the zoom range of this lens. (In this case, the setting that was made last is stored as the zoom track position of this side.) E11