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12
Getting Started
Precautions (continued)
Ⅵ
Consumable parts
The following are consumable parts. They must be
replaced once they reach their lifetime.
The lifetime is only an estimation and differs according
to the usage environment and conditions.
Replacement of consumable parts is chargeable within
the guarantee period.
●
Zoom lens assembly
Zoom operation..... Approx. 2 million operations
Focus operation..... Approx. 4 million operations
●
Slip ring ................. Approx. 5 million operations
●
Cooling fan ...................... Approx. 50,000 hours
●
Heater relay(VN-V686WPBU)......... Approx. 100,000
times
●
Heater fan(VN-V686WPBU) ........... Approx. 50,000
hours
Ⅵ
Auto Focus
This unit is equipped with Auto Focus functions.
However, depending on the object and the camera
setting, it might be out of focus. In this case, please
adjust the focus manually.
●
Objects which are difficult to be focused
automatically
●
When the brightness of the image plane is
extremely high (bright)
●
When the brightness of the image plane is
extremely low (dim)
●
When the brightness of the image plane is
constantly changing (for example, a blinking light)
●
When there is almost no contrast
●
When there are repetitive vertical striped patterns
on the image plane
●
Auto Focus is difficult to set under the following
conditions
●
When sensitivity is increased with AGC and the
screen is grainy
●
When there is less movement on the screen due
to the Sense Up function.
●
When there is no clear contour in electronic zoom
Ⅵ
Zoom Operation
The following phenomena are the results of the built-in
lens performance and are not malfunctions.
●
When manual operation or preset is selected,
focus moves slightly after the zoom operation has
stopped near the TELE edge.
●
Manual zoom operation is not smooth.
●
When Preset is selected, the camera becomes out
of focus for an instant during zooming.
Ⅵ
Preset Positions
The total number of preset positions that can be set in
this unit is 100, including the home position and 99
preset positions.