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LG RD-JT90 Owner's Manual

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Summary of Contents for LG RD-JT90

  • Page 1 Disclaimer Disclaimer This user manual is provided as a free service by FixYourDLP.com. FixYourDLP is in no way responsible for the content of this manual, nor do we guarantee its accuracy. FixYourDLP does not make any claim of copyright and all copyrights remain the property of their respective owners. About FixYourDLP .com FixYourDLP.com (http://www.
  • Page 2 Record model number and serial number of the set. See the label attached on the bottom of the set and quote this information to your dealer when you require service. RD-JT90 Model number Serial number OWNER’S MANUAL T H E T R U S T E D S O U R C E F O R P R O J E C T O R L A M P S A N D A C C E S S O R I E S...
  • Page 3 DLP PROJECTOR DLP PROJECTOR FCC NOTICE • A Class A digital device This equipment has been tested and found to comply with the limits for a Class A digital device, pur- suant 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.

  • Page 4: Table Of Contents

    Contents Contents Introduction Screen Menu Options Auto Tracking Function ........25 Safety Instructions ..........4-6 Clock / Phase Function ........25 Names of parts Screen Position ..........25 Main Body ............7 RS-232C Connecting Part ..........7 External Control Device Setup......26 Control Panel ..........8 Remote Control ..........9 Information Installing Batteries...........9 Supported Monitor Display......31...

  • Page 5: Safety Instructions

    Safety Instructions Safety Instructions Please take note of the safety instructions to prevent any potential accident or misuse of the projector. ➟ Safety Instructions are given in two forms as detailed below. WARNING : The violation of this instruction may cause serious injuries and even death. NOTES : The violation of this instruction may cause light injuries or damage to the projector.
  • Page 6 Safety Instructions Power WARNING Do not use too many plugs on the Mains multi-outlet. It may result in overheating of the outlet and causes a fire hazard ! Power NOTES Never touch the power plug with Hold the plug firmly when unplug- Prevent dust collecting on the a wet hand ging.
  • Page 7 Safety Instructions Using WARNING Never touch the wall outlet when Do not drop the projector or allow Don’t look at laser beam directly as it can cause eye damage! there is leakage of gas, open the impact shock. windows and ventilate. This may cause mechanical failure or personal injury ! It can cause a fire or a burn by a...

  • Page 8: Names Of Parts

    Names of parts Names of parts Main Body * The projector is manufactured using high-precision technology. You may, however, see on the Projector screen tiny black points and/or bright points (red, blue, or green). This can be a normal result of the manufacturing process and does not always indicate a malfunction.

  • Page 9: Control Panel

    Names of parts Control Panel , KEYSTONE+/- Button MENU SOURCE KEYSTONE MENU Button SOURCE Button Selects or closes menus. Switches to RGB, DVI, Video,S-Video mode. VOLUME, Button Adjusts volume level and functions of menus. AUTO Button OK Button KEYSTONE Checks present mode and AUTO saves the change of functions.

  • Page 10: Remote Control

    Names of parts Remote Control POWER POWER Button MENU KEYSTONE SOURCE MENU Button SOURCE Button KEYSTONE+/-, Button VOL-/+, Button AUTO Button (Refer to p.25) OK Button AUTO KEYSTONE ARC Button (Refer to p.22) BLANK Button (Refer to p.23) BLANK LASER STILL Button (Refer to p.24) MUTE Button *Switches the sound on or off.

  • Page 11: Projector Status Indicators

    Names of parts Projector Status Indicators * Lamp Indicator, operation indicator and temperature indicator at the top of the projector show the user the operating status of the projector. Lamp Indicator Operation Indicator Temperature Indicator Orange Standby. Green(flashing) Lamp cooling until the lamp turn on. Operation Indicator Green On operation.

  • Page 12: Accessories

    Names of parts Accessories POWER MENU KEYSTONE SOURCE AUTO KEYSTONE BLANK LASER STILL MUTE 1.5V 2 Batteries (size AAA) Remote Control Power Cord Video Cable Computer Cable Operating guide RCA to D-Sub Adaptor Optional Extras * Contact your dealer to purchase these items. * When applying a ceiling installer, use only the ceiling installer for projector.

  • Page 13: Installing And Composition

    Installing and Composition Installation and Composition Installation Instructions * Don’t place the projector in the following conditions. It may cause malfunction or product damage. Provide proper ventilation for this projector. The projector is equipped with ventilation holes(intake) Do not place the projector on a carpet, rug or other on the bottom and ventilation holes(exhaust) on the front.

  • Page 14: Basic Operation Of The Projector

    Installing and Composition Basic Operation of the Projector 1.Place the projector on a sturdy and horizontal surface with the PC or AV source. 2.Place the projector the correct distance from the screen. The distance between the projector and the screen determines the actual size of the image. 3.Position the projector so that the lens is set at a right angle to the screen.

  • Page 15: Using Kensington Security System

    Installing and Composition Using Kensington Security System G The projector has a ‘Kensington’ Security System Connector on the back panel. Connect the ‘Kensington’ Security system cable as below. G For the detailed installation and use of the Kensington Security System, refer to the user’s guide attached to the Kensington Security System set.

  • Page 16: Turning On The Projector

    Installing and Composition Turning on the Projector 1. Connect power cord correctly. 2. Remove the lens cover of the projector. 3. Press the POWER button on the remote control or top cover. (Green operation indicator flashes during cooling of the lamp.) G It will take about 12 second to display the picture after power on because the projector lamp has to warm up.

  • Page 17: Focus And Position Of The Screen Image

    Installing and Composition Focus and Position of the Screen Image When an image appears on the screen, check if it is in focus and fits well to the screen. Zoom ring Focus ring To adjust the focus of the image, rotate the focus ring which is the outer ring on the lens. To adjust the size of the image, rotate the zoom ring which is the inner ring on the lens.

  • Page 18: Connection

    Connection Connection Connecting to a Desktop PC * You can connect the projector to a computer of VGA, SVGA, XGA and SXGA output. * You can use ARC function for the RGB signals of the Aspect Ration 4:3. (For HD wide input signals, you cannot use ARC function.) * Fundamentally, HD wide input signal is not included in the Spec, so the set may not support HD signal perfectly.

  • Page 19: Connecting To A Video Source

    Connection Connecting to a Video Source * You can connect a VTR, a camcorder, a LDP or any other compatible video image source to the projector. < How to connect 1 > a. Connect the Audio and Video input jacks of the projector to ...

  • Page 20: Function

    Function Function * In this manual, the OSD(On Screen Display) may be different from your Projector’s because it is just example to help with the Projector operation. * If there is no input signal present, the Menu will not be displayed on the screen. * This operating guide explains operation of RGB(PC) mode mainly.

  • Page 21: Auto Color Temperature Control

    Function Video Menu Options Auto Color Temperature Control 1. Press the MENU button and then use button to select the menu. Normal D , E 2. Press the OK ( ) button and then use button to select item. White Peaking Gamma Normal 3.

  • Page 22: Special Menu Options

    Function Special Menu Options Selecting language 1. Press the MENU button and then use button to select the menu. English D , E 2. Press the OK ( ) button and then use button to select item. Language Language 4 : 3 Flip Horizontal Flip Vertical 3.

  • Page 23: Using Arc Function

    Function Special Menu Options Using ARC Function 1. Press the ARC button. Each press of the button changes the display as below. 16 : 9 4 : 3 16:9 4 : 3 You can also use this function by using the MENU button. Using Keystone function * Use this function when the screen is not at a right angle to the projector and the image is a trapezoid shape.

  • Page 24: Using Blank Function

    Function Using Blank function * This function may be effective if you need to get attention of the audience during presentations, meetings or briefings. 1. Press the BLANK button. The screen turns off to a background color and sound also turns off. You can choose the background color.

  • Page 25: Checking Lamp Time

    Function Special Menu Options Checking lamp time 1. Press the MENU button and then use button to select the menu. G The used lamp time is displayed. Keystone G When projector lamp is reaching the end of its life (over 2000 hours), the lamp indicator will Auto Source be turned red.

  • Page 26: Screen Menu Options

    Function Screen Menu Options Auto Tracking Function *This function assures you of getting the best video quality by automatically adjusting the difference of horizontal size and synchronization of the image. *Auto Tracking function works in RGB input only. 1. Press the AUTO button. Image positioning and synchronization are automatically adjusted.

  • Page 27: Rs-232C

    RS-232C External Control Device Setup * Connect the RS-232C input jack to an external control device (such as a computer or an A/V control system) and control the Projector’s functions externally. SET ID 1. Press the MENU button and then use button to select the menu.
  • Page 28 RS-232C Command Reference List Data Command1 Command2 (Hexadecimal) 01. Power 0 ~ 1 02. Input Select 03. Aspect Ratio 1 ~ 2 04. Screen Mute 0 ~ 1 05. Volume Mute 0 ~ 1 06. Volume Control 0 ~ 64 07.
  • Page 29 RS-232C External control device setup 01. Power (Command2:a) 04. Screen Mute (Command2:d) ➜ To control Power On/Off of the Projector. ➜ To select screen mute on/off. Transmission Transmission [k] [a] [ ] [Set ID] [ ] [Data] [Cr] [k] [d] [ ] [Set ID] [ ] [Data] [Cr] Data 0 : Power Off Data...
  • Page 30 RS-232C 07. Contrast (Command2:g) 11. Sharpness (Command2:k) ➜ To adjust screen contrast. ➜ To adjust the screen sharpness. Transmission Transmission [k] [k] [ ] [Set ID] [ ] [Data] [Cr] [k] [g] [ ] [Set ID] [ ] [Data] [Cr] Data Min : 0 ~ Max : 64 Data...
  • Page 31 RS-232C External control device setup 15. Red ADC gain Adjustment (Color R) 18. Low Power (Command2:q) (Command2:w) ➜ Adjust the Red gain of ADC part.(RGB) ➜ To reduce the power consumption of the projector. Transmission Transmission [ j ] [w] [ ] [Set ID] [ ] [Data] [Cr] [ j ] [q] [ ] [Set ID] [ ] [Data] [Cr] Data Min : 0 ~ Max : 64...

  • Page 32: Information

    Information Supported Monitor Display * The following table lists the display formats supported by the projector. Sources Format Vertical Freq.(Hz) Horizontal Freq. (kHz) VGAEGA 640X350 70.090Hz 31.468kHz 640X350 85.080Hz 37.861kHz PC98 / VGA text 640X400 70.090Hz 31.468kHz 640X400 85.080Hz 37.861kHz 720X400 70.082Hz 31.469kHz...

  • Page 33: Maintenance

    Information Maintenance * The projector needs little maintenance. You should keep the lens clean because any dirt or stains may appear on the screen. If any parts need to be replaced, contact your dealer. When cleaning any part of the projector, always turn the power off and unplug the projector first.

  • Page 34: Memo

    Information Memo T H E T R U S T E D S O U R C E F O R P R O J E C T O R L A M P S A N D A C C E S S O R I E S...
  • Page 35 Information Memo T H E T R U S T E D S O U R C E F O R P R O J E C T O R L A M P S A N D A C C E S S O R I E S...

  • Page 36: Specifications

    Information Specifications MODEL RD-JT90 resolution 1024(Horizontal) x 768(Vertical)pixel horizontal / vertical ratio 4:3(horizontal:vertical) DLP panel size 0.7 inches screen size 1.01~5.08m(40~200 inches) remote control distance speaker system 1W(mono) zoom ratio 1:1.2 Video compatibility NTSC/PAL/SECAM/NTSC4.43/PAL-M/PAL-N Power AC 100 - 240V~50/60Hz, 3A-1A, 260W height(mm/inches) 100.7/3.9...
  • Page 37 T H E T R U S T E D S O U R C E F O R P R O J E C T O R L A M P S A N D A C C E S S O R I E S...
  • Page 38 Disclaimer Disclaimer This user manual is provided as a free service by FixYourDLP.com. FixYourDLP is in no way responsible for the content of this manual, nor do we guarantee its accuracy. FixYourDLP does not make any claim of copyright and all copyrights remain the property of their respective owners. About FixYourDLP .com FixYourDLP.com (http://www.

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