Liesegang dv350 User Manual
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Liesegang dv350 User Manual

Liquid crystal projector
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Liquid Crystal Projector
Model
dv350
USER'S GUIDE
Thank you very much for purchasing this Liesegang Liquid Crystal Projector.
Please read this operating guide to use correctly. After reading this manual, keep it carefully for
future reference.
Outline
This liquid crystal projector is used to project
various computer signals as well as
N T S C / PAL/SECAM video signals onto a
screen. Little space is required for installation
and large images can easily be realized.
Features
(1) Outstanding brightness
The UHB lamp and high-efficiency optical
system assure a high level of brightness.
(2) Partial magnification function
Interesting parts of images can be magnified for
closer viewing.
(3) Distortion correction function
Distortion-free images are quickly available.
(4) Power zoom and power focus.
( 5 ) P in P function
(6) USB jack
Contents
Before Use ................................................ 3
Installation .............................................. 12
Basic operations ...................................... 13
Adjustments and functions ...................... 17
terminals ................................ 22
terminal .................................. 22
Connecting to the USB ............................ 25
terminal .................................. 26
Example of system setup ........................ 31
Cleaning the air filter ................................ 31
.............................................. 32
Message table .......................................... 32
Specifications .......................................... 34
About the warranty and
after-service .......................... 35
Page
1

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  • Page 1: Table Of Contents

    Liquid Crystal Projector Model dv350 USER’S GUIDE Thank you very much for purchasing this Liesegang Liquid Crystal Projector. Please read this operating guide to use correctly. After reading this manual, keep it carefully for future reference. Outline Contents Page Before Use ..........3 This liquid crystal projector is used to project Checking the package Contents ....
  • Page 2 About Trademarks • VGA and XGA are trademarks of IBM (International Business Machines Corporation). • Macintosh is a registered trademark of Apple Computer Corporation of the U.S. • VESA and SVGA are trademarks or registered trademarks of Video Electronics Standards association. •...

  • Page 3: Before Use

    WARNING: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications, Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the...
  • Page 4 [Safety Precaution] Warning If a problem should occur. Do not insert foreign objects. • • If smoke or a strange odor arise, continued Do not insert metal objects through use could result in fire or electrical shock. In the ventilation openings, etc., of such case, immediately turn off the power this projector or drop such objects switch and then disconnect the power plug...
  • Page 5 Warning Handle the power cord with care. High temperatures are generated when • Do not damage, cut, process or the lamp is lit, so do not place objects in s t ro n g ly twist the power cord. P l a c i n g f ront of the lens.
  • Page 6 Caution Do not sit or place heavy objects on Clean the projector interior once this projector. every two years. • Do not sit on this projector. Request your dealer to clean the interior of the projector approximately every two This could result in overturning, ye a rs .
  • Page 7 Caution When the projector is not to be used Moving the projector. • When moving the projector, be sure for an extended period. to replace lens cap, disconnect the For safety purposes when the power plug from the power outlet projector is not to be used for an Disconnect the and disconnect all external...

  • Page 8: Checking The Package Contents

    Checking the package Contents Make sure all of the following items are included in the package. If anything is missing, please contact your dealer. Remote control Batteries Projector unit Remote control User’s Guide (this document) Mouse cable × 3 Power Cord 3 - C o n d u c t o r RGB Cable Mac adapter...
  • Page 9 Names and functions of each part (continued) Remote control I/R receiver Main power switch Used to turn the power on and off. AC IN jack Used to connect the accessory power cord. VIDEO IN jack Connecting to the AC IN jack S-VIDEO IN jack Make sure the accesory power cord is plugged into Mini DIN 4-pin connector...
  • Page 10 Names and functions of each part (continued) Remote control transmitter VIDEO, RGB button LASER button Press to switch the input. (Refer to page 13, 19.) Turns the laser beam on and off. Refer to page 11 conceming usage and observe the cautions. STANDBY / ON button POSITION button Used to turn the power on and off.
  • Page 11 Names and functions of each part (continued) • Auto adjust can take up to 30 seconds. • Auto adjust may not operate correctly in some cases, depending on the computer connected and the signal. • Be sure to expand images to full screen size when displaying low resolution images. •...

  • Page 12: Installation

    Installation Typical LCD Projector and Screen Installation Use the diagram below as reference to determine the screen size and projection distnace. Side view Top view Screen Lens center a. Distance from the LCD projector to the screen a (inches) b.Distance from the lens center to the bottom of Screen size (inches) b (inches) Minimum...

  • Page 13: Basic Operations

    Basic operations To project Turn on the main power switch of the projector [ I: ON]. • The Power indicator lights orange. Press the STANDBY / ON button. • The Power indicator will blink green and then light green. • The green blinking indicates warmup. Remove the lens cap.
  • Page 14 Basic operations (continued) Turning off the power Press the STANDBY/ON button for approximately 1 sec. • The Power indicator will blink orange, then the lamp will turn off. Approximately 1 sec. after that, the indicator will light orange. • After the power is turned off, the lamp will be cooled for approximately 1 min. and the power cannot be turned off even by pressing the STANDBY/ON button.
  • Page 15 Basic operations (continued) Freeze function This function is used to freeze the image being displayed. (refer to page 10) Press the FREEZE button. • The image being displayed will freeze. • The [ ] mark appears in the lower right corner of the screen when the Freeze function is on. Cancelling the FREEZE function Press the FREEZE button.
  • Page 16 Basic operations (continued) Magnify function Part of an image can be displayed magnified. (refer to page 10) Press the MAGNIFY button. • The center part of the image will be displayed magnified approximately 2x. Changing the magnification ratio Press the MAGNIFY bu t t o n .

  • Page 17: Adjustments And Functions

    Adjustments and functions 1, 2, 3 2, 3 1, 3 Press the MENU ( ) buttons of the projector or the MENU button of the remote control. • The Menu screen will appear. (refer to page 18 - 21 for details.) Press the MENU ( ) buttons of the projector or the DISK PAD button of the remote control to select the menu item to be...
  • Page 18 Adjustments and functions (continu e d ) SET UP Images and display positions can be adjusted from the SETUP menu. Video signal input RGB signal input Adjustment item Adjustment description VOLUME Volume decreases Volume increases BRIGHT Darker Brighter (BRIGHTNESS) CONTRAST Lower contrast Stronger contrast Softer image...
  • Page 19 Adjustments and functions (continu e d ) INPUT The INPUT menu is used to select RGB signal sync signal frequency of the monitor and the VIDEO signal. Adjustment item Adjustment description Displays the following RGB inputs fH: horizontal sync frequency fV: vertical sync frequency Sets the video signal system.
  • Page 20 Adjustments and functions (continu e d ) IMAGE Projection image inversion, etc., can be selected from the IMAGE menu. Adjustment item Adjustment description Reduces keystone Reduces keystone KEYSTONE distortion at the bottom distortion at the top Sets vertical or horizontal inversion of the projected image. H: horizontal inversion only MIRROR V: vertical inversion only...
  • Page 21 Adjustments and functions (continu e d ) Communication functions, etc., can be set from the OPT menu. Adjustment item Adjustment description COM. SPEED Sets the communication speed (5 steps). Sets the bit configuration for the communication data. COM. BITS 7N1...7 data bits, No parity, 1 stop bit. 8N1...8 data bits, No parity, 1 stop bit.

  • Page 22: Connection To The Video Signal

    Connection to the video signal terminals 1. Input signals 1.0V p-p, 75 Ω terminator Brightness signal S-VIDEO signal 0.286V p-p (burst signal), 75 Ω terminator Color signal 1.0V p-p, 75 Ω terminator VIDEO signal 200mV rms, 20k Ω or less (max. 3.0V p-p) Input Audio signal 0∼200mVrms,1k Ω...
  • Page 23 Connection to the RGB signal terminal (continued) 3. Example of computer signal Resolution Rating Signal mode Display mode Note 1 H × V (kHz) (Hz) 640 × 400 24.8 56.4 NEC PC9800 Zoom in 640 × 350 37.9 85.1 VESA VGA-1 Zoom in 640 ×...
  • Page 24 Connection to the RGB signal terminal (continued) 4. Initial set signals The following signals are used for the initial settings. The signal timing of some computer models may be different. In such case, refer to pages 17 and 18 and adjust the V.POSIT and H.POSIT of the menu.

  • Page 25: Connecting To The Usb

    Connecting the USB 1. Connect the projector and computer with a suitable commercially available cable. Disconnect the mouse cable from the projector. 2. Press the INPUT button of the projector or the RGB 1/2 button of the remote control and select the input where the computer is to be connected.

  • Page 26: Connection To The Control Signal

    Connection to the control signal terminal 1. Mouse functions (1)Turn off the main power switches of the projector and computer and connect the two units with the cable provided or an optional suitable commercially available cable. Disconnect the USB cable from the projector.
  • Page 27 Connection to the control signal terminal (contin u e d ) CONTROL signal jack ADB (Mac) mouse Mouse Pin no. RS-232C PS/2 Serial Projector Computer Mouse jack Mini DIN 4-pin DATA DATA SELO SELO SELO Mouse cable (ADB) (option) Serial mouse Projector Computer Mouse jack...
  • Page 28 Connection to the control signal terminal (contin u e d ) 2. RS232C communication (1) Turn off the projector and computer power supplies and connect with the RS232C cable. (2) Turn on the computer power supply and, after the computer has started up, turn on the projector power supply. (3) Refer to page 21 and set the communication speed and the number of communication bits.
  • Page 29 Connection to the control signal terminal (contin u e d ) Command data chart Item Data code 00h=disable mouse function, 01 ∼ 7Fh=start mouse function MOUSE COMMUNICATE 0Xh=8N1, 1Xh=7N1 X0h=1200bps, X1h=2400bps, X2h=4800bps, X3h=9600bps, X4h=19200bps POWER 3Eh=power off (standby status), 3Fh=power on 01 ∼...
  • Page 30 Connection to the control signal terminal (contin u e d ) Requesting projector status (1) Send the request code ‘20H’ + ‘ yyH’ from the computer to the projector. (2) The projector returns the response code ‘1xH’ + ‘yyH’ +data to the computer. Changing the projector settings (1) Send the setting code ‘3xH’...

  • Page 31: Example Of System Setup

    Example of system setup Computer AC input (notebook type) Computer Video tape recorder with S jack (desktop type) Video tape recorder Speaker (with built-in amp) Display monitor Turn power off to all devices before connecting. Refer to the instruction manual of each device before connecting. Cleaning the Air filter Clean the air filter about every 100 hours .

  • Page 32: Lamp

    Cleaning the Air filter (continued) Cleaning the air filter with a vacuum cleaner Installing the air filter When the air filter becomes clogged with dust, etc., the projector power may turn off to prevent the internal heat level rising. (The lamp indicator color changes to red.) Do not operate the projector with the air filter removed.

  • Page 33: When You Think Something Wrong

    Message table (continued) Indicators The POWER indicator, LAMP indicator and TEMP indicator light or blink in the following cases. POWER LAMP TEMP Status Processing indicator indicator indicator Lights orange Turns off Turns off Standby status Flashes green Turns off Turns off Warming up Lights green Turns off...

  • Page 34: Specifications

    Specifications · These specifications are subject to change without notice. Product name Liquid crystal projector Model dv350 Display method Three liquid crystal panels, three primary color system. Liquid crystal Panel size 3.3 cm (1.3 type) panel Drive system TFT active matrix Number of pixels 786,432 pixels (1,024 horizontal ×...

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