NEC LT157 инструкция обслуживания

LCD Projector L T158/L T157 User’ s Manual[...]

LIMITED W ARRANTY Except as specified below , the warr anty that may be provided b y the dealer cov ers all defects in material or workmanship in this product. The follo wing are not covered b y the warranty: 1 . Any product on which the serial number has been def aced, modified or remov ed. 2. Damage, deterioration or malfunction resulting from; a[...]

NEC SOLUTIONS’ PROJECTOR PRODUCTS NEC Solutions, Inc. (hereafter NEC Solutions) warrants this prod- uct to be free from defects in material and workmanship under the following terms. HOW LONG IS THE W ARRANTY NEC Solutions’ L T158 and L T157 projector is covered by a three (3) year parts and labor limited warranty from the date of the first cus[...]

DECLARATION OF CONFORMITY U.S. Responsible Party: Address: Tel. No.: NEC Solutions, Inc. 1250 N. Arlington Heights Road Itasca, Illinois 60143 (630) 467-5000 Type of Product: Equipment Classification: Models: LCD Projector Class B Peripheral LT158 and LT157 We hereby declare that the equipment specified above conforms to the technical standards as [...]

E – 1 L T158/L T157 LCD Projector User ’ s Manual English M E N U E N T E R C A N C E L S E L E C T P O W E R S T A T U S O N / S T A N D B Y S O U R C E A U T O A D J U S T P C C A R D A C C E S S[...]

E – 2 IMPOR T ANT INFORMA TION Precautions Please read this manual carefully bef ore using your NEC L T158/L T157 Projector and keep the manual handy f or future reference . Y our ser ial number is located under the name plate label on the bot- tom of your L T158/L T157. Record it here: CAUTION T o turn off main power, be sure to remo ve the plug[...]

E – 3 Important Safeguar ds These safety instructions are to ensure the long lif e of your projector and to prev ent fire and shock. Please read them carefully and heed all warnings. Installation 1. F or best results, use your projector in a darkened room. 2. Place the projector on a flat, lev el surface in a dry area awa y from dust and moisture[...]

E – 4 T ABLE OF CONTENTS 1. INTRODUCTION Introduction to the L T158/L T157 Projector .......................................... E-5 Getting Star ted ............................................................................. E-5 What's in the Box ......................................................................... E-6 Getting to Know [...]

E – 5 1. INTRODUCTION Introduction to the L T158/L T157 Projector This section introduces you to y our new L T158 (XGA/D VI) / L T157 (XGA) Projector and describes the features and controls. Congratulations on Y our Purchase of The L T158/ L T157 Projector The L T158/L T157 is one of the very best projectors availab le today . The L T158/L T157 e[...]

E – 6 What's in the Box? Make sure your bo x contains ev er ything listed. If any pieces are missing, contact your dealer . Please sav e the or iginal box and pac king mater ials if you e ver need to ship your L T158/L T157 Projector . M E N U E N T E R C A N C E L S E L E C T P O W E R S T A T U S O N / S T A N D B Y S O U R C E A U T O A D[...]

E – 7 M E N U E N T E R C A N C E L SELECT POWER STATUS ON / STAND BY SOURCE AUTO ADJUST PC CARD ACCESS Getting to Know Y our L T158/L T157 Projector Zoom lever Remote Sensor Lens cap Adjustable T ilt Foot Lens Ventilation (inlet) Air Filter Controls Fr ont/Side Features One-touch T ilt Button Built-In Monaural Speaker (0.5W) Focus ring Attaching[...]

E – 8 M E N U E N T E R C A N C E L S E L E C T P O W E R S T A T U S O N / S T A N D B Y S O U R C E A U T O A D J U S T P C C A R D A C C E S S A C IN C CARD PC CONTROL VIDEO RGB USB S-VIDEO AUDIO AC Input Connect the supplied power cable’ s three- pin plug here. T erminal Panel Slot for Kensington Micro saver Security System Rear/Side Featur[...]

E – 9 1. Menu Button Displays the menu. 2. Select ▲▼   / V olume (+) (-) Buttons ▲▼ : Use these buttons to select the men u of the item you wish to adjust. When no menus appear , these buttons work as a v olume con- trol.   : Use these buttons to change the le vel of a selected men u item. A press of the  b utton executes t[...]

E – 10 T erminal Panel Features M E N U E N T E R C A N C E L SELECT POWER STATUS ON / STAND BY SOURCE AUTO ADJUST PC CARD ACCESS AC IN C CAR D PC CO NTROL VIDEO RGB USB S-VIDEO AUDIO 9 10 8 7 6 5 4 3 2 1 EO DVI-D S-VIDEO AU DIO LT158 Slot for Kensington MicroSaver Security System 1. Audio Input Mini Jack (3.5 mm ∅ ) This is where you connect a[...]

E – 11 4. LED Flashes when any button is pressed. 5. Power ON Button If the main power is applied, y ou can use this button to turn your pro- jector on. P J F O C U S Z O O M V O L . S H IF T H E L P POINTER K E Y S T O N E MAGNIFY FREEZE PIC-MUTE PC CARD S L ID E FOLDER SLIDE L IS T O F F V ID E O A U T O A D J . S -V ID E O R G B 1 R G B 2 L A [...]

E – 12 PJ FOCUS ZOOM VOLUME SHIFT HELP POINTER KEYSTONE MAGNIFY FREEZE PIC-MUTE PC CARD SLIDE FOLDER SLIDE LIST 1 7 1 9 2 0 2 8 2 9 3 0 31 22 18 21 23 24 25 26 27 17. PJ Button Press this button to s witch the Select, Cancel, and Enter buttons be- tween the Projector mode (lit red) and the Computer mode. Press this button or any one of the P ower[...]

E – 13 30 ˚ 7m 7m 30 ˚ 30 ˚ 30 ˚ M E N U E N T E R C A N C E L SELECT POWER STATUS ON / STAND BY SOURCE AUTO ADJUST PC CARD ACCESS Operating Range Remote Control Battery Installation 1. Press f irmly and slide the battery cover off. 2. Remove both old batteries and install new ones (AA). Ensur e that you have the batteries' polarity (+/?[...]

E – 14 Using Remote Mouse Receiver The remote mouse receiver enables y ou to operate your computer ’ s mouse functions from the remote control (Computer mode). It is a great conv enience for clicking through y our computer-generated presentations.T o return to the Projector mode, press the PJ button (lit red). Connecting the remote mouse receiv[...]

E – 15 Switching operation mode between computer and pr ojector The three shaded buttons shown on the dr awing work as a computer mouse in the Computer mode. In the Computer mode the PJ button is not lit. • When the MENU button is pressed, the PJ b utton lights red to indicate that you are in the Projector mode, which allows the projector men u[...]

E – 16 2. INST ALLA TION This section describes how to set up your L T158/L T157 projector and how to connect video and audio sources. Setting up Y our Projector Y our L T158/L T157 Projector is simple to set up and use. But before y ou get star ted, you must first: 1. Determine the image size. 2. Set up a screen or select a non-glossy white wall[...]

E – 17 Ceiling Installation Screen T op 1.6 ” (40.3mm) Lens Center Screen Center Screen Bottom Throw Distance (C) Throw Angle ( α ) Projector Foot D B W ARNING • Installing your projector on the ceiling must be done by a qualified technician. Contact your NEC dealer f or more information. * Do not attempt to install the projector y ourself. [...]

E – 18 NOTE: When using with a notebook PC, be sure to connect between the projector and the notebook PC before turning on the power to the notebook PC. In most cases signal cannot be output from RGB output unless the notebook PC is turned on after connecting with the projector . NOTE: * If the screen goes blank while using your remote control, i[...]

E – 19 C C A R D P C C O N T R O L V I D E O D V I - D U S B S - V I D E O A U D I O M E N U E N T E R C A N C E L SELECT POWER STATUS O N / STAND BY SO URCE AUTO ADJUST PC CARD ACCESS A C IN E O D V I-D S -V ID E O A U D IO DVI AUDIO M E N U E N T E R C A N C E L SE LEC T P OW E R S TATU S O N / S TA ND B Y SO UR CE A U T O ADJU ST PC C AR D A C[...]

E – 20 C C A R D P C C O N T R O L V I D E O D V I - D U S B S - V I D E O A U D I O M E N U E N T E R C A N C E L S E L E C T P O W E R S T A T U S O N / S T A N D B Y S O U R C E A U T O A D JU S T P C C A R D A C C E S S A C IN E O D V I - D S - V I D E O A U D I O DVI AUDIO M E N U E N T E R C A N C E L SELECT P OW ER STA TUS O N / ST AN D BY[...]

E – 21 Connecting Y our DVD Player L T157 M E N U E N T E R C A N C E L S E L E C T P O W E R S T A T U S O N / S T A N D B Y S O U R C E A U T O A D J U S T P C C A R D A C C E S S A C I N C C A R D P C C O N T R O L V I D E O R G B U S B S - V I D E O A U D I O R G B S -V ID E O A U D IO D E O RGB INPUT R L Y C b C r R L A U D IO C om ponent A [...]

E – 22 M E N U E N T E R C A N C E L S E L E C T P O W E R S T A T U S O N / S T A N D B Y S O U R C E A U T O A D J U S T P C C A R D A C C E S S A C I N C C A R D P C C O N T R O L V I D E O R G B U S B S - V I D E O A U D I O R G B S -V ID E O P C C O N T R O L V ID E O U S B S-VIDEO VIDEO R L S-VIDEO AUDIO R L AUDIO VIDEO VCR/ Laser disc play[...]

E – 23 About Startup screen (Menu Language Select screen) When you first turn on the projector , you will get the Star tup screen. This screen gives y ou the oppor tunity to select one of the seven men u languages: English, Ger man, F rench, Itilan, Spanish,Swedish and Japa- nese. T o select a menu language, follow these steps: 1. Use the Select [...]

E – 24 3. OPERA TION Connecting the Power Cable and T ur ning on the Projector Before y ou tur n on your projector , ensure that the computer or video source is tur ned on and that y our lens cap is removed. 1. Connect the supplied po wer cable to the projector . M E N U E N T E R C A N C E L S E L E C T P O W E R S T A T U S O N / S T A N D B Y [...]

E – 25 3. Adjust a Projected Image Select the Computer or Video Source VIDEO S-VIDEO RGB1 RGB2 PC CARD E N T E R C A N C E L SE LECT ON / STAND BY SOURCE AUTO ADJUST Press the Source button on the remote control or the projector cabinet to select “ Video ” (VCR, document camera, or laser disc pla yer), S- Video ” , “ RGB ” (computer or [...]

E – 26 M E N U OFF VIDEO AUTO ADJ. S-VIDEO RGB1 RGB2 LASER ON SC POWER [Poor picture] [Normal picture] Adjust the Tilt Foot 1. Lift the front edge of the projector . 2. Press the Tilt button on the front of the projector to extend the ad- justable tilt f oot (maximum height). M E N U E N T E R C A N C E L S E L E C T P O W E R S T A T U S O N / S[...]

E – 27 Source display Each time the Source button is pressed, the input source will change as follo ws: → RGB [ “ DVI (DIGIT AL) → DVI (ANALOG) ” on L T158] → Video  PC Card Viewer ← S-Video ← If no input signal is present, the input will be skipped. Press the Auto Adjust b utton to fine-tune the computer image or to remov e any [...]

E – 28 V olume control: Sound lev el from the speaker on the projector can be adjusted. increase volume VOLUME V olume bar decrease volume T urning off pictur e and sound: Press the Picture Mute button to turn off the image and sound for a shor t period of time. Press again to restore the image and sound. PIC-MUTE Getting Help about how to operat[...]

E – 29 4. Return the image to the original size. Correcting Keystone distortion Press (+) or (-) to correct ke ystone (trapezoidal) distortion to make the top or bottom of the screen longer or shor ter so that the projected image is rectangular . KEYSTONE NOTE: The maximum keystone angle that can be corrected is 40 degrees up- ward and 20 degrees[...]

E – 30 2. Use the ▲ or ▼ button to highlight your selection and pr ess the Enter button to place a c heck mark next to an option. This action enables that featur e. Pr ess the Enter button again to clear the chec k box. If you select an item with a solid triangle  and pr ess the Enter button on the r emote contr ol or the pr ojector cabine[...]

E – 31 Menu T ree Advanced Menu Source Select RGB* 1 Picture Video Volume S-Video Brightness/Contrast/Color/Hue/Sharpness Image Options Color Management PC Card Viewer Projector Options Volume Tools Help Keystone Normal/Eco Lamp Mode Aspect Ratio Normal/Zoom/Wide Zoom/Cinema Advanced Options Noise Reduction Off/Low/Medium/High Factory Default Pos[...]

E – 32 Menu windows or dialog boxes typically have the following elements: Title bar : Indicates the menu title. Highlight: Indicates the selected menu or item. Solid triangle: Indicates fur ther choices are av ailable. A highlighted triangle indicates the item is active. T ab: Indicates a group of f eatures in a dialog box. Selecting on any tab [...]

E – 33 The launcher is a tool bar including the f ollowing buttons: Drag ............. Drags to move the tool bar . (for USB mouse operation only) Prev ............. Returns to the previous slide or folder . Next ............. Advances to the next slide or folder . Play .............. Plays back automatically or manually depending on the set- tin[...]

E – 34 Position/ Cloc k (when Auto Adjust is off) This allows y ou to manually adjust the image hor izontally and verti- cally , and adjust Cloc k and Phase. Image Options Keystone This feature corrects the k eystone (trapezoidal) distortion to make the top of the screen longer or shor ter to be the same as the bottom. Use the  or  buttons [...]

E – 35 This function reduces video noise. On ................ The low-pass filter is applied. Off ................ The filter is removed. Screen adjustments are possible e ven when the filter is On. Factory Default Changes all adjustments and setting to the factory preset f or each source individually except Remaining Lamp Time, Lamp Hour Meter ,[...]

E – 36 Menu Allows you to set pref erences for the on-screen menu. Press “ OK ” to sa ve your changes f or all the features of P age1 and Page2. [Page1] Projector Options Menu Displa y Time : This option allows y ou to select how long the projector waits after the last touch of a button to turn off the menu. The preset choices are "Manua[...]

E – 37 Show F older List: If this option is checked, when PC Card Viewer input is selected on the projector , the folder lists will be displa yed and allows you to select the presentation from a CompactFlash card. Auto Pla y: If this option is checked, an y given slide will start to play automati- cally . Auto Pla y Inter val: Y ou can specify in[...]

E – 38 Communication Speed: This feature sets the baud r ate of the PC Control por t (Mini DIN 8 Pin). It suppor ts data rates from 4800 to 38400 bps. The def ault is 38400 bps. Select the appropriate baud rate for your equipment to be connected (depending on the equipment, a low er baud rate ma y be recommended for long cable runs). Default Sour[...]

E – 39 T ools Provides tools f or capturing images, displaying files in a CompactFlash Card and drawing. NOTE: The "Capture" and "PC Card Files" features are required for a CompactFlash card. Capture: Allows you to capture an image from a source that is currently be- ing display ed. The image is sa ved as JPEG in the CompactFl[...]

E – 40 Changing Background Logo: The Logo button allo ws you to select a background logo from g raphic files on a CompactFlash card and change the backg round to the new bac kground logo. NOTE: File size must be 64KB or less. Other file formats than JPEG and BMP are not available. 1. Use the ▲ or ▼ button to select a JPEG or BMP file for your[...]

E – 41 M E N U E N T E R C A N C E L S E L E C T P O W E R S T A T U S O N / S T A N D B Y S O U R C E A U T O A D J U S T P C C A R D A C C E S S A C IN C CARD PC CONTROL VIDEO RGB USB S-VIDEO AUDIO Using the PC Card V iewer function NOTE: When using the supplied software (CD-ROM) The software is designed to use with a personal computer only . D[...]

E – 42 Installing the PC Card V iewer Software Before Installing P erform the following bef ore installing the PC Card Viewer software: • If Windows is already star ted, exit all applications. Installation may not be perf or med proper ly if any applications are running. Installation Install the viewer softw are as descr ibed below . T o quit i[...]

E – 43 Operating the PC Card V iewer Function from the Pr ojector (playback) This section describes the operation for sho wing slides of presentation documents created using the PC Card Viewer function with the projec- tor . It is also possible to make slides directly from the images projected with the projector . Projecting slides 1. Insert a Co[...]

E – 44 When the tool bar is not displayed: Press the FOLDER LIST button on the remote control to displa y fold- ers from a CompactFlash card in the projector ’ s PC Card slot. Use the SLIDE +/- button to advance to the ne xt folder or return to the previous folder . Folder 02 : 0001 / 0008 Folder Folder Folder Folder Slide Slide Slide Slide Sli[...]

E – 45 Capturing Images Displayed on the Projector Storing images displayed on the projector on the CompactFlash car d Preparations: Insert the CompactFlash card into the card slot. Inser t the CompactFlash card (side with the inser tion direction ar- row) facing the top of the projector . * Press the eject b utton to eject the card. 1. Project t[...]

E – 46 Uninstalling the PC Card V iewer Software Even if y ou do not know the PC Card Viewer software's file names or where they are stored, the PC Card Viewer softw are files can be easily remov ed from the system using the "Install/Uninstall Applications" con- trol panel in Windo ws. (Normally there is no need to perform this op-[...]

E – 47 T erminology PC card A T A card CompactFlash TYPE (I, II and III) BMP JPEG This is the name of a card currently being standardized b y the Japan Electronic Industr y Association (JEID A) and PCMCIA (P ersonal Computer Memor y Card Interface Association) of the United States . A type of PC card. A T A was originally a type of interface betw[...]

E – 48 This section describes the simple maintenance procedures you should follo w to replace the lamp and clean the filter. Replacing the Lamp After your lamp has been operating f or 1500 hours (2500 hours : Eco mode) or longer , the “ Status ” light in the cabinet will go on and the message will appear . Even though the lamp may still be wo[...]

E – 49 Cleaning or Replacing the Filters The air-filter sponge keeps the inside of the L T158/L T157 Projector free from dust or dirt and should be cleaned after every 100 hours of operation (more often in dusty conditions). If the filter is dirty or clogged, your projector ma y overheat. CA UTION • T urn off the power and unplug the projector [...]

E – 50 5. TROUBLESHOOTING This section helps you resolv e problems you ma y encounter while setting up or using the projector. Power/ Status Light Messages Common Problems & Solutions Does not turn on No picture Image isn ’ t square to the screen Picture is blurred Image is scrolling vertically , horizontally or both Remote control does not[...]

E – 51 • Is “ PC Card View er ” selected from the Source menu? • Is the CompactFlash card seated in the PC CARD slot completely? • Is slide data stored in the CompactFlash card? • Hav e the contents of the CompactFlash card been destroyed? • While an image with ov er 1024  768 dots is projected, sev eral lines of information will[...]

E – 52 6. SPECIFICA TIONS This section provides technical information about the L T158/L T157 Projector ’ s performance. Model Number L T158/L T157 Optical LCD Panel 0.9 ” p-Si TFT activ e-matr ix, 1024  768 dots With Micro Lens Arra y Lens Manual zoom, man ual focus F1.7 – 2.1 f=36.5 – 43.7 mm Lamp 130W NSH lamp (110W in Eco mode) The[...]

E – 53 M E N U E N T E R C A N C E L SELECT POWER STATUS ON / STAND BY SOURCE AUTO ADJUST PC CARD ACCESS 207 (8.15") 40.35 (1.59") 19.7 (0.78") 40.3 (1.59") 31.2 (1.23") 63 (2.5") 5 (0.2") 266 (10.47") Cabinet Dimensions Unit = mm (inch) L T158/L T157 Lens center Lens center[...]

E – 54 D-Sub Pin Assignments Mini D-Sub 15 Pin Connector Pin No. RGB Signal (Analog) YCbCr Signal 1 Red Cr 2 Green or Sync on Green Y 3 Blue Cb 4 Ground 5 Ground 6 Red Ground Cr Ground 7 Green Ground Y Ground 8 Blue Ground Cb Ground 9 No Connection 10 Sync Signal Ground 11 Ground 12 Bi-directional DA T A (SD A) 13 Hor izontal Sync or Composite Sy[...]

E – 55 Compatible Input Signal List Signal Resolution F requency H. Refresh Rate Dot Cloc k ( Dots ) ( kHz ) ( Hz ) ( MHz ) NTSC – 15.734 60 – PA L – 15.625 50 – SECAM – 15.625 50 – VESA 640  480 31.47 59.94 25.175 IBM 640  480 31.47 60 25.175 MA C 640  480 31.47 60 25.175 MA C 640  480 34.97 66.67 31.334 MA C 640  480 [...]

E – 56 1 2 54 3 6 7 8 Cable Connection Communication Protocol Baud rate: 38400 bps Data length: 8 bits P ar ity: No par it y Stop bit: One bit X on/off: None Communications Full duplex procedure: PC Control Connector (DIN-8P) T o RxD of PC T o TxD of PC T o GND of PC NOTE: Pins 2, 3, 5, 6 and 8 are used inside the projector . PC Control Codes L T[...]

Printed in Japan 7N8P1211[...]