Toshiba TLP T621 Instrukcja obsługi - Strona 24

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Using the document camera (Continued)

Press the CAMERA button, and select camera input.

• The input returns to the previous input when the CAMERA button

is pressed again.

• Camera input can also be selected by pressing the remote

control or camera's INPUT button.

Move the camera head up and down to adjust the image size.

Farther: Smaller image

Closer: Larger image

Use the camera head's focusing ring to adjust the focus.

Turn the focusing ring

to adjust the focus.

If the screen is too dark or too bright, use the

CAMERA GAIN (+/–) buttons to make it easier to see.

The Sharpness of the camera image can also be adjusted using

the Image adjustment menu

p.54

After use, turn off the light, and fold up the document camera.

Fold up the camera using the opposite order from Preparation of the document

camera.

PRECAUTION

• If the room's fluorescent lighting causes the image to flicker, either turn off the

fluorescent light, or set the Shutter speed from the Auto setting menu

changing the Shutter speed setting may not eliminate the flicker, depending on the

lighting, state of the document, or image adjustment.

• When arm light is used, document camera image of paper/object with reflective surface

may have bright spots. In this case, turn off the arm light and have an adequate lighting

from the room light.

Notes

• The camera light automatically goes off when the camera arm is collapsed.

• The camera will not output images when the camera arm is stowed.

• No audio is output when camera input is selected.

W.BALANCE

OVERLAY

LOCK

STORE

CAMERA

IMAGE

GAIN

W.BALANCE

OVERLAY

LOCK

STORE

CAMERA

IMAGE

GAIN

p.29

. Note that

I Using the overlay function

The overlay function can be used to write over computer or video input images.

ARM LIGHT

Have a piece of white paper, and a red or blue pen ready.

CAMERA

Place the piece of white paper on a flat surface,

photograph it with the document camera, and

display it on the screen.

Adjust the camera head and arm so that the white paper fills

the screen.

Select the input that the overlay function is performed.

Press the INPUT button, use the

input, then press the

Press the OVERLAY button.

The overlay function comes on.

(Press it again to turn off the function.)

Write on the paper with a red or blue pen.

Before writing, check the position of the pen tip on the screen.

The line written overlays the input source's image on the

screen.

ARM LIGHT

Use the CAMERA GAIN (+/–) button to adjust the lines

CAMERA

or text so that it is easiest to see.

Notes

• The writing will not be displayed properly if using colors other than blue or red.

• The writing may not be displayed properly if the pen is too fine.

I Locking the white balance

Although the projector's camera is constantly adjusting the color balance of the images

it photographs, the color balance may be disrupted, depending on the color layout of

the document, etc. If this happens, the white balance can be locked using the

procedure below.

Lay down a piece of white paper, and adjust so it fills

the screen.

Adjust the camera head and arm so that the white paper fills

the screen completely.

buttons to select an input other than Camera

button.

W.BALANCE

OVERLAY

ARM LIGHT

LOCK

STORE

CAMERA

IMAGE

GAIN

RGB picture

Screen

Paper