NECメーカーLT157の使用説明書/サービス説明書
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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.
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.
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:.
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 .
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.
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.
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 – 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 .
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 .
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.
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.
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.
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.
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 .
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.
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).
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.
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.
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.
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.
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 .
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 .
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 .
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 .
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.
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.
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 .
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 r.
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).
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.
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.
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 .
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.
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.
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.
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 .
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.
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.
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.
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 .
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).
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.
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.
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 .
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.
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 .
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 .
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 .
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.
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 .
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 .
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.
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 t.
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 .
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.
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.
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 Groun.
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.
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 .
Printed in Japan 7N8P1211.
デバイスNEC LT157の購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
NEC LT157をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはNEC LT157の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。NEC LT157の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。NEC LT157で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
NEC LT157を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はNEC LT157の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、NEC LT157に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちNEC LT157デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
