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11

CHAPTER 4: Using the LCD Panel

FRONT/REAR

Toggles front and rear projection 
to match the type of overhead
projector being used.

FINE TUNE

Turn this knob to eliminate uneven
text or streaking in the image. The
adjustment compensates for slight
variances in the PC’s video timing.
Turn the knob slowly until the image
looks best.

TINT

Turn this knob to adjust the
weighting of the red and blue color
tones to suit your own preference.

POWER

(on the right-hand side of the

LCD Panel)

Turns the power on or off.

4.2 How to Use the LCD Panel

Make sure you have everything set
up as described in 

Chapter 3

. Then:

1. Power up your computer.

2. Turn on the power switch on

the LCD Panel.

3. Turn on the overhead

projector.

4. Use the CO and –

buttons to get the best-looking
image.

5. Use the FINE TUNE knob to

eliminate uneven text or
streaking.

6. If you like, use the TINT knob

to set the image to a more
reddish or bluish tone.

7. Use the COLOR 

and 

buttons to choose the best-
looking color mode.

4.3 Using the Remote Control

The signal from the hand-held
remote control is received on the
side of the LCD panel that faces the
projection screen. All the buttons on
the remote control work the same
way as the buttons on the LCD
Panel.

Summary of Contents for 262K

Page 1: ...t 24 hours a day 7 days a week Call 724 746 5500 or fax 724 746 0746 Mail order Black Box Corporation 1000 Park Drive Lawrence PA 15055 1018 Web site www blackbox com E mail info blackbox com JULY 199...

Page 2: ...expense will be required to take whatever measures may be necessary to correct the interference Changes or modifications not expressly approved by the party responsible for compliance could void the...

Page 3: ...m 8 3 2 4 Connecting to a Mac LC System 9 3 3 Rear Projection 9 4 Using the LCD Panel 10 4 1 Control Keys 10 4 2 How to Use the LCD Panel 11 4 3 Using the Remote Control 11 5 Care and Maintenance 12 5...

Page 4: ...1 6 D 32 x 35 5 x 4 cm Display approx 6 7 x 5 1 17 x 13 cm Weight 5 lb 2 3 kg 1 Specifications Video Systems Supported H Sync V Sync Dot Clock Video Mode Resolution KHz KHz MHz IBM VGA 720 x 480 31 4...

Page 5: ...les it will work with VGA or with CGA EGA or Hercules compatible video with the optional DB9 Y cable The Y cable that comes with the LCD Panel lets you attach both the Panel and your computer monitor...

Page 6: ...projects a bright uniformly illuminated image A rating of 4000 lumens or better is recommended A dimmed room with no direct sunlight shining in The LCD Panel works with all transmissive overhead proje...

Page 7: ...ub on the Y cable Tighten the thumbscrews to make sure you have a good connection NOTE For some software programs that detect the presence of an external monitor in order to determine the type of disp...

Page 8: ...before you turn on the projector The cooling fans in the LCD Panel won t work unless the power connected and the h from the projector cou damage the Panel 3 2 2 CONNECTING TO AN EGA CGA OR HERCULES SY...

Page 9: ...el for any length of time when no video signal is present that can reduce the lifetime of the LCD 8 Run a program on the Macintosh that creates a colorful image on the screen It s easier to adjust the...

Page 10: ...lears the image whether a signal is present or not Push the CLEAR button again to restore the image RESET Restores the screen position contrast and color to the default settings Press RESET and COLOR...

Page 11: ...2 How to Use the LCD Panel Make sure you have everything set up as described in Chapter 3 Then 1 Power up your computer 2 Turn on the power switch on the LCD Panel 3 Turn on the overhead projector 4 U...

Page 12: ...ttom Glass You can periodically clean the airway by removing the bottom glass of the LCD Panel Remove the three mounting screws on the glass mounting bar see the illustration below Gently remove the m...

Page 13: ...n Panel is vulnerable to static electricity the kind that s generated when you walk across synthetic carpeting To avoid transferring an electric charge to the LCD Panel be sure you discharge this stat...

Page 14: ...screen Faint screen Remote Control not working Jittering fuzzy letters or image Contrast is not uniform 1 Cable not firmly connected 2 No power Contrast adjustment is wrong Batteries are weak or insta...

Page 15: ...of the history of the problem Black Box will be able to provide more efficient and accurate assistance if you have a complete description including the nature and duration of the problem when the prob...

Page 16: ...lation 6 Internal screen 6 Laptop computers 6 Lighting conditions ideal 6 Mac II 8 Mac LC 9 Mac LC problems with 15 Maintenance 12 Notebook computers 6 Overhead projector what kind to use 6 Package co...

Page 17: ...1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 Copyright 1994 Black Box Corporation All rights reserved...

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