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Panasonic PT-LC70U Operating Instructions Manual
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Panasonic PT-LC70U Operating Instructions Manual

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LCD PROJECTOR
Operating Instructions
PT-LC70U
Model No.
Please read these instructions completely before operating
this LCD Projector.
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Summary of Contents for Panasonic PT-LC70U

  • Page 1 LCD PROJECTOR Operating Instructions PT-LC70U Model No. Please read these instructions completely before operating this LCD Projector. Top page...

  • Page 2: Dear Panasonic Customer

    We hope it will help you to get the most performance out of your new product, that you will be pleased with your Panasonic LCD Projector. For your own protection and prolonged operation of your LCD Projector, please be sure to read the “Important...
  • Page 3 Trade Name: Responsible party: Matsushita Electric Corporation of America. Address: One Panasonic Way Secaucus New Jersey 07094 Telephone number: 1-800-528-8601 This device complies with Part 15 of the FCC Rules, Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

  • Page 4: Important Safeguards

    Do not use a chemical duster or polisher-cleaner because it can adversely affect the unit and peel the paint coat. 3 Do not use attachments not recommended by Panasonic, as they may cause hazards. Continued on the next page... Previous screen...
  • Page 5 Important Safeguards 4 Do not use the LCD Projector near water; for example, near a bathtub, washbowl, kitchen sink, laundry tub, in a wet basement, near a swimming pool, etc. Never spill liquid into the LCD Projector. 5 Do not place the LCD Projector on an unstable cart, stand, or table.
  • Page 6 Important Safeguards 8 The LCD Projector should be operated only from the type of power source indicated on the back of the LCD Projector or in the specifications. If you are not sure of the type of power supplied to your home, consult your LCD Projector dealer or local power company.
  • Page 7 Important Safeguards 14 Never push objects of any kind into the LCD Projector through cabinet slots as they may touch dangerous voltage points or short out parts, which could result in a fire or electric shock. 15 Do not attempt to service the LCD Projector yourself. Opening or removing covers may expose you to dangerous voltage or other hazards.
  • Page 8 Important Safeguards 17 Upon completion of any service or repairs to the LCD Projector, ask the service technician to perform a routine safety check to determine that the LCD Projector is in safe operating condition. 18 When replacement parts are required, be sure the service technician has used replacement parts specified by the manufacturer that have the same characteristics as the original parts.

  • Page 9: Lcd Projector Features

    LCD Projector Features Compact & Lightweight A compact, lightweight liquid crystal projector with the mobility for mobile presentations as well. Built-in Simple Stand The Built-in Simple Stand makes it possible to match the projection angle with the basic use environment of your office with one-touch ease.
  • Page 10 LCD Projector Features Accommodates all International Broadcast Video Signal Formats The LCD Projector accepts NTSC/PAL/SECAM/PAL-M/ PAL-N/NTSC4.43 video signal formats. Digital Zoom and Freeze Feature With remote control operation, you can display a enlarged portion of the screen up to 5 times. You can also display a freeze frame (paused) screen.
  • Page 11 LCD Projector Features 13 Image Quality Select Feature, R/G/B Level Adjust Feature With the Image Quality mode switch (Dynamic/ Natural) you can also fine-adjust the white balance of the projected image. 14 Full Function Remote Control Unit for LCD Projector (optional) A full function remote control unit for LCD Projector.

  • Page 12: Contents Of Lcd Projector Box

    Contents of LCD Projector Box Please confirm that the following items are packed in the LCD Projector box. They are provided to help you use or set up your LCD Projector. (1) LCD Projector (2) Wireless Remote Control Unit (LSSQ0275) (3) CR2025 Lithium Battery (Included with the remote control unit) (4) 9.8 ft UL/CSA Power Cord (LSJA0308) (5) VGA Cable (LSJA0239)

  • Page 13: Product Information

    Product Information LCD Projector Labels on the unit are omitted. I Top, right and front (In case Swivel stand is installed.) Zoom Ring Air Outlet Port Focus Ring Air Filter Remote Swivel Stand Control (Supplied) Sensor I Back and bottom Remote Control unit Speaker...
  • Page 14 Product Information LCD Projector I Control panel POWER Indicator POWER Button STATUS Code STANDBY(RED) Indicator ON(GREEN) STATUS INPUT Button POWER Adjust Buttons INPUT (Also used for KEYSTONE KEYSTONE Volume - /+) ENTER Button MENU ENTER MENU Button Button...
  • Page 15 Product Information LCD Projector I Connector panel S-VIDEO IN RS232C RGB/YP IN AUDIO IN VIDEO IN S-Video SERIAL RGB/YP Audio Video Input Connector Input Input Input Connector Connector Connector Connector Note The serial connector which is on the terminal board of the projector conforms to the RS-232C interface specification, so that the projector can be controlled by a personal computer which is connected to this connector.
  • Page 16 Product Information Remote Control unit Transmitter INPUT POWER INPUT POWER Button Button SHUTTER AUTO SETUP SHUTTER AUTO SETUP Button Button MENU , , , MENU Buttons Button VOLUME ENTER ENTER VOLUME Button - /+ Buttons FREEZE D.ZOOM FREEZE D.ZOOM Button Button Battery Holder Note...

  • Page 17: Before Using The Remote Control Unit

    Before using the Remote Control Unit Remote Control comes with battery inside. Please remove white protective film before use. I Replacing the battery Insert the new lithium battery making sure the polarities (+) and (-) are correct. WARNING: Replace battery with CR2025 only. Use of another battery may present a risk of fire or explosion.
  • Page 18 Before using the Remote Control Unit I Operating range If the remote control unit is held so that it is facing directly in front of the front or rear remote control signal receptors, the operating range is within approximately 7 m (23 ft) from the surfaces of the receptors.
  • Page 19 Attaching and Removing the Swivel Stand A swivel stand can be attached to or removed from the LCD Projector. When attached, you can fine-adjust the projection angle. To attach or remove the swivel stand, follow the steps below. •Attachment Place the unit upside down. Place the unit on a flat, stable surface covered with a soft cloth, etc.

  • Page 20: System Configuration Example

    System Configuration Example Example of connection to audio-visual equipment DVD Player Audio Cable S-Video Cable (not included) AUDIO IN S-VIDEO IN VIDEO IN Video Cable Audio Cable Note • Only one audio system circuit is available for the AUDIO IN jack, so if you wish to change the audio input source, you will need to remove and insert the appropriate plugs.
  • Page 21 System Configuration Example Example of connection to a Personal Computer Personal Computer IN AUDIO IN RGB/YP VGA Cable PC Audio Cable (not included) Note • When using the PC Plug & Play feature, first, attach the AC cord to the LCD Projector and turn the projector power on. Then, turn the PC power on.
  • Page 22 System Configuration Example Connecting D-sub15-BNC5 (female) Adaptor Cable The Component signal (YP signal) can be input and projected with this LCD Projector. Please read the operating instructions regarding the output side of the component when connecting. DVD Player BNC-RCA Adaptor (not included) BNC Cable (not included) (Connect to P...
  • Page 23 System Configuration Example Notes on system configuration • Turn off the power supply of each system component before connecting any of the components. • Read the instruction manual for each system component before connecting it. • If the cables necessary for connecting a component to the system are not included with the component or available as an option, you may need to fashion a cable to suit the component concerned.
  • Page 24 Setting-up Positions There are four ways of installing this projector as shown next page. This section explains the standard case of the desk-mounted front projection. (The projection method can be set from the MENU screen. Refer to “Changing the Projection Mode”.) Caution: When you set up the LCD Projector •...
  • Page 25 Setting-up Positions DESK/FRONT Viewing a picture projected on the front of the screen from a floor. DESK/REAR Viewing a picture projected through the back of the screen from a floor installation. Translucent screen CEILING/REAR Viewing a picture projected through the back of the screen from a ceiling installation.
  • Page 26 Setting-up Positions screen size and required distance The screen should be positioned so that it is not directly touched by sunlight or room light as this will wash out the colors of the picture making it hard to see. When possible, close all blinds, curtains, etc. and dim the lights.
  • Page 27 Setting-up Positions I LCD Projector /Screen Relative Position Chart The picture can be adjusted to the desired size within the range of the zoom lens. (The values in the table are reference values.) Screen type (4:3) Throw distance (L) Height position Width Height...

  • Page 28: Turning The Power On And Off

    Turning the power on and off If the power cord is removed while the cooling fan is running, or you project immediately after turning on the power, such problems as damaging of the light source lamp or reduced illumination may occur. Be sure to follow the below procedure for turning the power “On”...
  • Page 29 Turning the power on and off POWER Button POWER Indicator POWER Button STANDBY(RED) ON(GREEN) Turning on the power Press POWER Button on the LCD Projector or remote control unit. The power indicator will flash, then turn solid green and a picture will be projected onto the screen.

  • Page 30: Adjusting The Lens

    Adjusting the Lens Refer to the “LCD Projector/Screen Relative Position Chart”. After placing the LCD Projector to the throw distance which corresponds with the desired screen size, follow the steps below to adjust the zoom and focus while viewing a projected image.

  • Page 31: Menu Operations

    Menu operations This section explains how to reach the desired selection or setting screens from the MENU screen. When an RGB signal is being projected. (for white balance adjustment of the red component) Press the MENU Picture Button. White Balance The Main MENU Synchronization screen will be...
  • Page 32 Menu operations Returning to the previous screen If you press the MENU Button while a menu screen is being displayed, the display will return to the previous screen. If you press the MENU Button while the Main MENU screen will be cleared.

  • Page 33: Changing The Projection Mode

    Changing the Projection Mode The projection mode used by the Projector can be changed in accordance with the setting-up position. Including ceiling mounting, you may select from four direction types. At the time of shipment from the factory, the Projector is set to the No.1 “DESK/FRONT” projection mode, but this can be changed if required.

  • Page 34: Setting The Screen Type

    Setting the Screen Type This LCD Projector is compatible with wide screen (16:9 ratio). If a wide screen is used and you set the screen type to 16:9 in order to project a wide (16:9) picture to fill the entire screen, pictures are correctly projected within the screen when projecting older (normal) 4:3 ratio pictures.

  • Page 35: Changing To 16:9 (Wide) Screen Format

    Changing to 16:9 (wide) screen format When a S-VIDEO/VIDEO or DTV Format (RGB, YP ) signals is input, the image can be displayed in 16:9 (wide) screen by the following procedure. This only applies for S-VIDEO/VIDEO and DTV Format signals. The procedure below describes the on-screen displays when the S-VIDEO signal or the VIDEO signal is being projected.
  • Page 36 Explanation of Screen Type 16:9 (Wide) Function OFF 16:9 (Wide) Function ON Screen Screen Projected pictures Projected pictures (4:3) (16:9) Screen Screen Projected pictures Projected pictures (16:9) (4:3) Note Even if the 16:9 (wide) screen feature is set to OFF, when an “S1”...

  • Page 37: Changing The Input Signal

    Changing the input signal The input source for picture signals can be changed by pressing the INPUT Buttons on the projector operating panel or on the remote control unit. INPUT INPUT Press the INPUT Button (Remote (LCD Projector) Control unit) The signal from the source which is connected to the RGB/YP IN connector...
  • Page 38 Changing the input signal Note • To turn off the input signal on-screen display, please see “Turning off the input signal display”. • Only one audio system circuit is available for the AUDIO IN jack, so if you wish to change the audio input source, you will need to remove and insert the appropriate plugs.

  • Page 39: Adjusting The Lcd Projector Projection Angle

    Adjusting the LCD Projector projection angle Adjusting the LCD Projection angle of the LCD Projector. When the projector is in the horizontal position, keystone correction is unnecessary and a correct image can be viewed. I Using the simple stand While lifting up the front of the projector, pull down the simple stand located underneath the unit.

  • Page 40: Basic Lcd Projector Operation

    Basic LCD Projector Operation Adjusting the Volume The volume can be adjusted using the VOLUME -/+ Buttons on the remote control unit. V o l u m e VOLUME • Press VOLUME - Button to turn down the volume. • Press VOLUME + Button to turn up the volume.
  • Page 41 Basic LCD Projector Operation Turning off the Picture and Sound at the same time When SHUTTER Button is pressed on the remote control the picture and sound turns off and the screen goes black, Press SHUTTER Button again to resume picture and sound. SHUTTER (Remote Control unit)

  • Page 42: Using The Auto Setup Feature

    Using the Auto Setup Feature When projecting an image other than a video signal, it can simultaneously adjust such elements as the picture vertical position, horizontal position, dot clock and phase. Operate as follows to use this function. Press the AUTO SETUP Button AUTO SETUP on the remote control unit.

  • Page 43: Adjusting The Image Position, Dot Clock And Phase

    Adjusting the Image Position, Dot Clock and Phase Confirm the picture position, Dot Clock, and Phase. If the picture is not correctly positioned within the display area of the screen (the edge of the picture does not appear), adjust the picture position. The items which can be adjusted will vary depending on the type of input signal.
  • Page 44 Adjusting the Image Position, Dot Clock and Phase Depending on the adjustment item, the adjust procedure and adjustment will vary. Please refer to the chart below. Adjustment Button Adjustment Details Remarks item Press The image moves to the right. Button. H Position Press The image moves to the left.

  • Page 45: Selecting The Image Quality

    Selecting the Image Quality This LCD Projector can select Dynamic or Natural as the special characteristic of image quality. Follow the instructions below to select the image qualities you prefer. The procedure and on-screen display as shown below are based on RGB as the input signal from a personal computer. •...

  • Page 46: Adjusting The Picture To The Desired Setting

    Adjusting the Picture to the Desired Setting The items which can be adjusted will vary depending on the type of input signal. The adjustment procedure below describes the on-screen displays when the S-VIDEO signal or the VIDEO signal is being projected. •...
  • Page 47 Adjusting the Picture to the Desired Setting Depending on the adjustment item, the adjust procedure and adjustment will vary. Please refer to the chart below. Adjustment Button Adjustment Details Remarks item Press The color becomes deeper. Button. Color S-VIDEO/ Press VIDEO only The color becomes paler.

  • Page 48: Adjusting The White Balance

    Adjusting the White Balance The picture may become over-saturated with red or blue color, and the white color may not be at the desired degree of whiteness. In such cases, adjust the white balance by the following procedure. The procedure and on-screen display as shown below are based on RGB as the input signal from a personal computer.
  • Page 49 Adjusting the White Balance Depending on the adjustment item, the adjust procedure and adjustment will vary. Please refer to the chart below. Adjustment Button Adjustment Details item The red component becomes Press Button. stronger. R Level The red component becomes weaker. Press Button.
  • Page 50 Setting of the RGB/YP Input Signal Selection DTV Format Signal, such as DVD or digital broadcast, etc. can be input and projected with this Projector. When using this function, please refer to correctly connect to the output device of the DTV Format Signal and perform the following settings correctly.

  • Page 51: Turning Off The Input Signal Display

    Turning off the input signal display The function which displays the currently selected input signal on the screen can be turned off by the following procedure. Freeze displays will also be turned off. The procedure and on-screen display as shown below are based on RGB as the input signal from a personal computer.
  • Page 52 Auto Lamp Off The power save function operates as follows: If the projector continues projecting for 15 minutes or more while there is no input signal to be projected, the light source will shut off automatically to save power. And, the projector will enter standby mode.
  • Page 53 Canceling enlarging (scanning line conversion) function When a signal less than 1 024 X 768 dots signals is input, the LCD Projector automatically enlarges the image to 1 024 X 768 dots. This may cause picture quality degration. For better image, select Expansion: OFF by the following procedure.

  • Page 54: Keystone Correction Function

    Keystone correction function When the screen and projector are not level, a keystone (trapezoid) image may occur. This can be corrected by doing the following. • procedure Project a picture onto the screen. Press the KEYSTONE button KEYSTONE on the projector. (LCD Projector) Press Keystone...
  • Page 55 Keystone correction function Keystone Image Corrected Image Screen Screen Projected pictures Projected pictures Press ... Top becomes narrow. Screen Screen Projected pictures Projected pictures Press ... Bottom becomes narrow. Note • When keystone is corrected, the screen becomes smaller. Furthermore, it may not be possible to obtain the best projected picture if the keystone distortion is adjusted.
  • Page 56 Selecting the Language for On-Screen Displays The language of the LCD Projector is set to English as the factory setting. To select one of seven different languages for on-screen display, follow the instructions below. The procedure below describes the on-screen display when the S-VIDEO signal or the VIDEO signal is being projected.

  • Page 57: Information Functions

    Information Functions You can display the input signal type and lamp run time. Display items differ depending on the input signal. The procedure and on-screen display as shown below are based on RGB as the input signal from a personal computer. •...
  • Page 58 Information Functions Display Item Description Remarks Input signal dot number is No. of Dots displayed. Personal Horizontal frequency number is Computer H Frequency displayed. Signals (RGB) only Vertical frequency number is V Frequency displayed. Name of the input signal type is displayed.
  • Page 59 Digital Zoom Functions You can enlarge and project specific portions of the input picture and select the enlargement ratio for this portion using the D.ZOOM Button on the remote control unit. • Press D.ZOOM Button D.ZOOM the picture will become bigger.
  • Page 60 Digital Zoom Functions • Use the arrow Buttons to move the position up and down. VOLUME • Use the arrow Buttons to move the position to the left and right. (Remote Control unit) Note • Position cannot be moved with arrow Buttons on the unit. •...

  • Page 61: Status Code Display Indications

    Status Code Display Indications Warning Indicators This LCD Projector has a STATUS Code Display which calls your attention to problem conditions existing inside the LCD Projector. The LCD Projector displays a status Code Indication each time an internal problem is detected. If any of the following indications appear in the STATUS Code Display, immediately turn off the Power Button, and then see...
  • Page 62 Status Code Display Indications STATUS Symptom Problem Possible Solution Code • Cooling fan malfunction. • Take the Projector to your nearest Service Center. • Misinstalled Air Filter • Properly install Air Filter Unit or Unit or Lamp cover. Lamp cover. •...

  • Page 63: Cleaning The Air Filter

    Cleaning the Air Filter Air Filter The air filter should be cleaned about every 100 hours. Also, clean the air filter if the “A-0” is indicated in the STATUS Code display. Replace the filter when it is clogged or dirty even after cleaning.
  • Page 64 Cleaning the Air Filter Clean the Filter. Gently remove any accumulated dust from Air Filter unit with your vacuum cleaner. CAUTION: Operating LCD Projector with torn or damaged Filter may cause damage to LCD Projector. Replace the Air Filter unit. Slide the Air Filter into the LCD REMOTE Projector so that the...

  • Page 65: Lamp Replacement

    Lamp Replacement If the Lamp does not light and the LAMP Warning STATUS Code is “L-n,” If the Lamp will not light after turning on the main power 2 or 3 times, the Lamp may be damaged. If the Lamp still does not light, the Lamp may be damaged.
  • Page 66 The lamp used as the light source eventually wears out. The service life of the light source lamp used on the PT-LC70U is about 2 000 hours, but depending on the individual lamp’s properties and the usage conditions the lamp may no longer light after less than 2 000 hours (the...

  • Page 67: Signals That Can Be Input

    Signals that can be Input The projection mode will be matched automatically to one of the modes which have been pre-set inside the Projector. If a signal which differs greatly from any of the types listed below is input, the picture image may not be displayed correctly, or a blue background may be displayed.
  • Page 68 Signals that can be Input Signal data Display Dot clock Vertical Horizontal mode name No. of dots frequency frequency frequency (Hz) (MHz) (kHz) 1 152 X 864 (70 Hz) 1 152 X 864 63.85 70.01 94.500 1 152 X 864 (75 Hz) 1 152 X 864 67.50 75.00...
  • Page 69 Signals that can be Input Component Signals (YP ) that can be Input Signal data Display Vertical Dot clock Horizontal mode name No. of dots frequency frequency frequency (Hz) (MHz) (kHz) 480 i 664 X 485 15.73 29.97 12.650 480 p 720 X 483 31.47 59.94...
  • Page 70 Signals that can be Input S-VIDEO/VIDEO Signal that can be Input Horizontal scanning Vertical scanning Colour sub-carrier Signal format frequency frequency frequency name (kHz) (Hz) (MHz) Selected automatically. AUTO 3.58 NTSC 15.75 60.00 4.43 NTSC4.43 3.58 PAL-M 4.43 15.63 50.00 3.58 PAL-N 4.25 or 4.41...
  • Page 71 S-VIDEO/VIDEO Signal Format Selection If the correct signal format is not selected and the picture does not appear normal when VIDEO or S-VIDEO signal is being input, select the format by the following procedure. This function is set to “AUTO” at the time of shipment from the factory, so that the projector can normally be used with this setting.
  • Page 72 Blue (Black) Screen with No Input Signal The LCD Projector is equipped with an internal Blue (Black) Screen function which turns the screen blue black when the video or personal computer equipment connected to the input jack is turned off, or when there is nothing connected to the input jack.

  • Page 73: Optional Accessories

    Optional Accessories For ordering instructions, see the accessory order form page. (1) Full Functional Remote Control Unit (ET-RMLC50) (2) Replacement Lamp (ET-LAC50) (3) D-sub15-BNC5 Adapter Cable (ET-ADBNC) (4) Ceiling Mount Bracket (ET-PKC50) Note When the full functional remote control unit is used, you can operate the wireless mouse and laser pointer features.

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