JVC Projector Dla Sx21su Instructions Manual
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QUICK ALIGN. PC VIDEOVOLUME PRESET HIDE ENTER MENU EXITFREEZE OPERATE V-KEYSTONEH-KEYSTONESCREENDIGITAL ZOOM FOCUS W S INSTRUCTIONSDLA-SX21U/DLA-SX21E DLA-SX21SU/DLA-SX21SE ® ® MULTIMEDIA PROJECTOR DLA-SX21U/DLA-SX21SU Serial No. Model No.
2 SAFETY PRECAUTIONS About burning-in of the D-ILA device Do not allow the same still picture to be projected for a long time or an abnormally bright video picture to be projected. Do not project video images with high-intensity or high contrast on a screen. The video image could be burnt into the D-ILA device. Use special care when projecting video games or computer pro- gram images. There is no problem with ordinary video-cassette playback images. About the installation place Do not install the projector in a place that cannot support its weight securely. If the installation place is not sturdy enough, the projector could fall or overturn, possibly causing personal injury. IMPORTANT SAFEGUARDS Electrical energy can perform many useful functions. This unit has been engineered and manufactured to assure your per- sonal safety. But IMPROPER USE CAN RESULT IN POTEN- TIAL ELECTRICAL SHOCK OR FIRE HAZARD. In order not to defeat the safeguards incorporated into this product, ob- serve the following basic rules for its installation,use and serv- ice. Please read these “Important Safeguards”carefully before use. •All the safety and operating instructions should be read be- fore the product is operated. •The safety and operating instructions should be retained for future reference. •All warnings on the product and in the operating instructions should be adhered to. •All operating instructions should be followed. •Place the projector near a wall outlet where the plug can be easily unplugged. •Unplug this product from the wall outlet before cleaning. Do not use liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning. •Do not use attachments not recommended by the product manufacturer as they may be hazardous. •Do not use this product near water. Do not use immediately after moving from a low temperature to high temperature, as this causes condensation, which may result in fire, electric shock, or other hazards. •Do not place this product on an unstable cart, stand, or ta- ble. The product may fall, causing serious injury to a child or adult, and serious damage to the product. The product should be mounted according to the manufacturer’s instructions, and should use a mount recommended by the manufacturer. •When the product is used on a cart, care should be taken to avoid quick stops, ex- cessive force, and uneven surfaces which may cause the product and cart to over- turn, damaging equipment or causing pos- sible injury to the operator. PORTABLE CART WARNING (symbol provided by RETAC) S3126A IMPORTANT INFORMATION WARNING : TO PREVENT FIRE OR SHOCK HAZARDS, DO NOT EX- POSE THIS APPLIANCE TO RAIN OR MOISTURE. CAUTION : To reduce the risk of electric shock, do not remove cover. Refer servicing to qualified service personnel. This projector is equipped with a 3-blade grounding type plug to satisfy FCC rule. If you are unable to insert the plug into the outlet, contact your electrician. NOTICE (For USA) Language for Manuals of Products using HID Lamps (that contains mercury) This product has a High Intensity Discharge (HID) lamp that contains a small amount of mercury. It also contains lead in some components. Disposal of these materials may be regulated in your community due to environmental considerations. For disposal or recycling information please contact your local authorities, or the Electronics Industries Alliance: http://www.eiae.org. WARNING : THIS APPARATUS MUST BE EARTHED. MACHINE NOISE INFORMATION(Germany only) Changes Machine Noise Information Ordinance 3. GSGV, January 18, 1991: The sound pressure level at the operator position is equal or less than 70 dB(A) according to ISO 7779. FCC INFORMATION (U.S.A. only) CAUTION: Changes or modification not approved by JVC could void the user’s authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital devices, pursuant to Part 15 of the FCC Rules. These limits are designed to provide rea- sonable protection against harmful interference in a resi- dential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful in- terference to radio communications. However, there is no guarantee that interference will not occur in a particular in- stallation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encourage to try to correct the interference by one or more of the follow- ing measures: •Reorient or relocate the receiving antenna. •Increase the separation between the equipment and re- ceiver. •Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. •Consult the dealer or an experienced radio/TV technician for help.
3 •Slots and openings in the cabinet are provided for ventila- tion. These ensure reliable operation of the product and pro- tect it from overheating. These openings must not be blocked or covered. (The openings should never be blocked by plac- ing the product on bed, sofa,rug, or similar surface. It should not be placed in a built-in installation such as a bookcase or rack unless proper ventilation is provided and the manufac- turer’s instructions have been adhered to.) For proper ventilation, separate the product from other equip- ment, which may prevent ventilation and keep a distance of more than 11-7/8” (30 cm). •This product should be operated only with the type of power source indicated on the label. If you are not sure of the type of power supply to your home, consult your product dealer or local power company. •This product is equipped with a three-wire plug. This plug will fit only into a grounded power outlet. If you are unable to insert the plug into the outlet, contact your electrician to in- stall the proper outlet. Do not defeat the safety purpose of the grounded plug. •Power-supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them. Pay particular attention to cords at doors, plugs, receptacles, and the point where they exit from the product. •For added protection of this product during a lightning storm, or when it is left unattended and unused for long periods of time, unplug it from the wall outlet and disconnect the cable system. This will prevent damage to the product due to light- ning and power line surges. •Do not overload wall outlets, extension cords, or convenience receptacles on other equipment as this can result in a risk of fire or electric shock. •Never push objects of any kind into this product through open- ings as they may touch dangerous voltage points or short out parts that could result in a fire or electric shock. Never spill liquid of any kind on the product. •Do not attempt to service this product yourself as opening or removing covers may expose you to dangerous voltages and other hazards. Refer all service to qualified service personnel. •Unplug this product from the wall outlet and refer service to qualified service personnel under the following conditions: a) When the power supply cord or plug is damaged. b)If liquid has been spilled, or objects have fallen on the prod- uct. c) If the product has been exposed to rain or water. d) If the product does not operate normally by following the operating instructions. Adjust only those controls that are covered by the Operation Manual, as an improper adjust- ment of controls may result in damage and will often re- quire extensive work by a qualified technician to restore the product to normal operation. e) If the product has been dropped or damaged in any way. f ) When the product exhibits a distinct change in perform- ance - this indicates a need for service. •When replacement parts are required, be sure the service technician has used replacement parts specified by the manu- facturer or with same characteristics as the original part. Un- authorized substitutions may result in fire, electric shock, or other hazards. •Upon completion of any service or repairs to this product, ask the service technician to perform safety checks to deter- mine that the product is in proper operating condition.•The product should be placed more than one foot away from heat sources such as radiators, heat registers, stoves, and other products (including amplifiers) that produce heat. •When connecting other products such as VCR’s, and per- sonal computers, you should turn off the power of this prod- uct for protection against electric shock. •Do not place combustibles behind the cooling fan. For exam- ple, cloth, paper, matches, aerosol cans or gas lighters that present special hazards when over heated. •Do not look into the projection lens while the illumination lamp is turned on. Exposure of your eyes to the stronglight can result in impaired eyesight. •Do not look into the inside of this unit through vents (ventila- tion holes), etc. Do not look at the illumination lamp directly by opening the cabinet while the illumination lamp is turned on. The illumination lamp also contains ultraviolet rays and the light is so powerful that your eyesight can be impaired. •Do not drop, hit, or damage the light-source lamp (lamp unit) in any way. It may cause the light-source lamp to break and lead to injuries. Do not use a damaged light source lamp. If the light-source lamp is broken, ask your dealer to repair it. Fragments from a broken light-source lamp may cause inju- ries. •The light-source lamp used in this projector is a high pres- sure mercury lamp. Be careful when disposing of the light- source lamp. If anything is unclear, please consult your dealer. •Do not “ceiling-mount” the projector to a place which tends to vibrate; otherwise, the attaching fixture of the projector could be broken by the vibration, possibly causing it to fall or overturn, which could lead to personal injury. •Use only the accessory cord designed for this product to pre- vent shock. The power supply voltage rating of this product is AC 120 V, AC 100 V– AC 240 V, the power cord attached conforms to the following power supply voltage. Use only the power cord designated by our dealer to ensure Safety and EMC. When it is used by other power supply voltage, power cable must be changed. Ensure that the power cable used for the projector is the cor- rect type for the AC outlet in your country. Consult your product dealer. *DO NOT allow any unqualified person to install the unit. Be sure to ask your dealer to install the unit (eg. attaching it to the ceiling) since special technical knowl- edge and skills are required for installation. If installation is performed by an unqualified person, it may cause personal injury or electrical shock. Power cord For United KingdomFor European continent countries Power cord Power supply voltage: AC 120 V Safety Precaution
4 Safety Precaution The wire which is coloured green-and-yellow must be connected to the terminal which is marked with the letter E or the safety earth or coloured green or green-and-yellow. The wire which is coloured blue must be connected to the ter- minal which is marked with the letter N or coloured black. The wire which is coloured brown must be connected to the terminal which is marked with the letter L or coloured red. When replacing the fuse, be sure to use only a correctly rated approved type, re-fit the fuse cover. IF IN DOUBT —— CONSULT A COMPETENT ELECTRICIAN. How To Replace The Fuse Open the fuse compartment with the blade screwdriver, and replace the fuse. (* An example is shown in the illustration below.) WARNING : THIS APPARATUS MUST BE EARTHED. IMPORTANT: The wires in the mains lead on this product are coloured in accordance with the following cord: Green-and-yellow : Earth Blue : Neutral Brown : Live As these colours may not correspond with the coloured mak- ing identifying the terminals in your plug, proceed as follows: WARNING : Do not cut off the main plug from this equipment. If the plug fitted is not suitable for the power points in your home or the cable is too short to reach a power point, then obtain an appropriate safety approved extension lead or adapter or consult your dealer. If nonetheless the mains plug is cut off, remove the fuse and dispose of the plug immediately, to avoid a possible shock hazard by inadvertent connection to the main supply. If a new main plug has to be fitted, then follow the instruction given below: POWER CONNECTION (United Kingdom only) WARNING : Do not cut off the main plug from this equipment. If the plug fitted is not suitable for the power points in your home or the cable is too short to reach a power point, then obtain an appropriate safety approved extension lead or adapter or consult your dealer. If nonetheless the mains plug is cut off, remove the fuse and dispose of the plug immediately, to avoid a possible shock hazard by inadvertent connection to the main supply. If a new main plug has to be fitted, then follow the instruction given below: WARNING : THIS APPARATUS MUST BE EARTHED. IMPORTANT: The wires in the mains lead on this product are coloured in accordance with the following cord: Green-and-yellow: Earth Blue:Neutral Brown: Live As these colours may not correspond with the coloured mak- ing identifying the terminals in your plug, proceed as follows: The wire which is coloured green-and-yellow must be con- nected to the terminal which is marked with the letter E or the safety earth or coloured green or green-and-yellow. The wire which is coloured blue must be connected to the terminal which is marked with the letter N or coloured black. The wire which is coloured brown must be connected to the terminal which is marked with the letter L or coloured red. When replacing the fuse, be sure to use only a correctly rated approved type, re-fit the fuse cover. IF IN DOUBT ——CONSULT A COMPETENT ELECTRICIAN. How To Replace The Fuse Open the fuse compartment with the blade screwdriver, and replace the fuse. (* An example is shown in the illustration below.) Fuse POWER CONNECTION
5 Caution About burning-in of the D-ILA device ●Do not allow the same still picture to be projected for a long time or an abnormally bright video picture to be projected. Do not project video images with high-intensity or high con- trast on a screen. The video image could be burnt into the D-ILA device. Use special care when projecting video games or computer program images. There is no problem with ordinary video cassette playback images. Viewing conditions ●Brightness of the room Please avoid having sunshine or light shine directly onto the screen. Images can only be well projected if the room is dark. ●Do not view the screen continually for a long time Looking at the screen continually for a long time will cause your eyes to be tired. Please rest your eyes sometimes. ●Image flicker due to installation condition or the environment Please do not view flickering images for too long as this causes poor eyesight. Care ●Dirt in the cabinet Please wipe the cabinet clean with a soft cloth. In case of heavy soiling, please wipe it with a damp cloth soaked with a neutral detergent. ●Since the cabinet may in time, get damaged or deteriorate in condition, (eg. peeling paint): •Do not wipe with a stiff cloth. •Do not wipe with force. •Do not wipe with thinner or benzene. •Do not spray chemicals like insecticide. •Do not allow it to come into contact with rubber or vinyl ma- terials for an extended period of time. ●Cleaning the lens Please use lens-cleaning paper (for cleaning spectacles, cam- eras etc) sold in the market for cleaning. Please do not use liquid-type cleansers as it may cause the coating mask on the surface to peel off. Please do not knock the surface of the lens as it damages easily. Using the screen mode switch function •This projector is equipped with a screen mode switch function that sets the screen size (aspect ratio and resize). If the setted screen aspect ratio and size differs from that of the inputted images (eg images from TV programs), the projected image screen will differ from the original. Please bear this in mind when you choose the screen mode. •Please keep in mind that making use of the screen mode switch function to alter screen images(aspect ratio and resize) in restaurants/ hotels etc, for public viewing, in the pursuit of profit may constitute an infringement of the Copyright Act.
6 Contents SAFETY PRECAUTIONS ............................................ 2 Caution ........................................................................ 5 Accessories ................................................................ 6 Controls and Features ............................................... 7 Front Side / Top Surface / Left Side ....................................... 7 Rear Side / Right Side / Bottom Surface ................................ 8 Connector Panel .................................................................... 9 Control Panel on the Projector ............................................. 10 Indicator Display on the Control Panel ................................ 10 Remote Control Unit ............................................................. 12 Loading Batteries into the Remote Control .......................... 14 Installing the Projector ............................................ 15 Precautions for Installation ................................................... 15 Installing the Projector against the Screen .......................... 16 Mounting the Projector ......................................................... 16 Projection Distance and Screen Size ................................... 17 Effective Range and Distance of the Remote Control Unit ............................................................. 18 Connecting to Various Devices ............................... 19 Signals that can be input into the Projector ......................... 19 Connecting to Devices ......................................................... 21 Connecting the Power Cord (supplied) ............................... 24 Basic Operations ...................................................... 25 Basic Operation Procedures ................................................ 25 1. Power On ...................................................................... 25 2. Selecting the image to be projected ............................ 25 3. Adjusting the Zoom Ring (the screen size) .................. 26 4. Adjusting the Focus Ring(Focus) ................................. 26 5. Adjusting the Sound Volume ........................................ 27 Power Off .......................................................................... 27 Frequently used Convenient Functions ............................... 28 Enlarging the Image ......................................................... 28 Turning Off Image and Sound .......................................... 29 Displaying a Still Picture .................................................. 29 Removing the Trapezoidal Distortion of the Image .......... 30Using the Quick Alignment function ................................ 31 Selecting the Screen Size ................................................ 31 Adjustments and Settings Using Menus ............... 32 The Menu Structure .............................................................. 32 The Menu Operation Buttons ............................................... 35 The Procedure for Menu Operation ..................................... 36 The Menu Configuration ....................................................... 37 1 Image adj. menu .......................................................... 37 2 Color temp. menu ........................................................ 37 3 Set up menu ................................................................ 37 4 Position menu .............................................................. 38 5 Decoder menu ............................................................. 38 6 Logo menu ................................................................... 38 7 Capture menu .............................................................. 38 8 Capture start ................................................................ 39 9 Option menu (q)......................................................... 39 p Color profile menu ....................................................... 39 w Language menu .......................................................... 39 e Information menu ......................................................... 40 Editing and Projecting Logo ................................... 41 Replacing the Lamp ................................................. 43 The light source lamp and its lamp time .............................. 43 The procedure for lamp replacement .................................. 43 Resetting the lamp time ....................................................... 45 Cleaning and Replacing the Filter .......................... 46 Troubleshooting ....................................................... 47 What to do when these messages are displayed .. 49 Warning Indication ................................................... 51 Specifications ........................................................... 52 Dimensions .......................................................................... 53 Pin arrangement ................................................................... 54 Accessories The following accessories are packed together with this projector. Please confirm all items. If any item is missing, please contact your dealer. Quick Guide ............................................................................................................................... x 1 book Instructions (CD-ROM) .................................................................................................................. x 1 set Guarantee .................................................................................................................................. x 1 book Power Cord (approximately 2.5m) .................................................................................................. x 1 pc Remote Control (RM-MSX21) ........................................................................................................ x 1 pc [AA/R6-size] Battery (for operation confirmation) ......................................................................... x 2 pcs Computer Cable (approximately 2m: D-sub3 row 15 pin) .............................................................. x 1 pc AV connection cable (approximately 2m: RCA Pin Plug) ............................................................... x 1 pc Optional Accessories ❈ Please ask your authorized dealer for the details. •Replacement lamp (lamp unit) BHL5006-S •Replacement filter Inner filter : LC32058-001 Lower filter : LC32087-001
7 2AC Power Input Terminal 3Carrying Handle 1Control Panel 8Remote Sensor (Front) pZoom Ring 9Focus Ring 7Exhaust Vents 4Foot Lever (for front adjustable foot) 6Lens Cap 5Lens 4Foot Lever (for front adjustable foot) Using the Carrying Handle *DLA-SX21SU/DLA-SX21SE does not have a zoom or focus ring. Please use the remote control to adjust the focus. Controls and Features Front Side/Top Surface/Left Side 7Air inlets (on the front, right, and bottom side of projector) The air inlets absorb air to cool the internal components of the projector. Do not block or allow warm air to blow into them as it may cause damage. *The air inlet filter on the right side cannot be removed. Please clean the filter regularly with eg, a vacuum cleaner. 8Remote Sensor (Front) When operating with the remote control, aim it towards this sensor. (☞ page 18) *A remote sensor is also provided at the rear of the projec- tor. 9Focus Ring Used to manually focus the projected image on the screen. DLA-SX21SU/DLA-SX21SE does not have a focus ring. (☞ page 26) pZoom Ring Used to manually zoom the projected image on the screen. DLA-SX21SU/DLA-SX21SE does not have a zoom ring. (☞ page 26) 1Control Panel For details, See ‘Control Panel on the Projector’. ( ☞ page 10, 11) 2AC Power Input Terminal This is where the supplied power cord is connected to. (☞ page 24) 3Carrying Handle Use this handle when carrying the projector. 4Foot Lever (for front adjustable foot) Use when extending and retracting the front foot. (☞ page 15) 5Lens The lens is a 1.3 x manual zoom lens. DLA-SX21SU/DLA-SX21SE uses 1:1 fixed lens. Before projection, remove the lens cap. (☞ page 17, 24) 6Lens Cap It is recommended that the cap be fitted on the lens to pre- vent it from becoming dirty when the projector is not in use. (☞ page 24)
8 qConnector Panel uFilter 7Air Inlet wSpeaker eLamp Cover tRemote Sensor (Rear) rExhaust Vents yFront Adjustable Foot iRear Fixed Foot Blocked as it is not in used. Opening it forcibly will cause damage to the machine. Bottom Surface 7Air Inlet Rear Side/ Right Side/Bottom Surface Controls and Features qConnector Panel For details, refer to ‘Connector Panel’ . (☞ page 9) wSpeaker Built-in speaker located here. eLamp Cover Remove this cover when replacing the lamps. (☞ page 43) rExhaust Vents Warm air is expelled through these vents to keep the sys- tem cool. Please do not block the exhaust vents. tRemote Sensor (Rear) When operating with the remote control, aim it towards this sensor. (☞ page 18) *A remote sensor is also provided at the front of the projec- tor. yFront Adjustable Foot (for adjusting the height and angle) It is set at the lowest position when shipped from the fac- tory. The foot can be adjusted to a maximum angle of +6º and a maximum length of 31mm. (☞ page 15) uFilter Cleans air drawn in from the air inlet. Please clean the filter regularly with eg, a vacuum cleaner. (☞ page 46) iRear Fixed Foot
9 Controls and Features Connector Panel 2PC1 Input Terminal 4DC OUT Terminal6REMOTE Terminal 5AUDIO Input Terminal7CONTROL RS232C IN/OUT Terminal9VIDEO Input Terminal 1PC2 Input Terminal3PC3 Input Terminal 8Y/C Input Terminal RPR/CRGYBPB/CSVDVIH/CS PC1PC3PC2 AUDIO INREMOTEDC OUT 5V }1.5ARS-232C OUT RS-232C IN Y/C VIDEOCONTROLVIDEO IN 1PC 2 Input terminal [BNC x 5] These are multipurpose video input terminals that allow in- put of the following signals: analog RGB signals, vertical sync (V) signals, and horizontal sync (H) signals /compos- ite signals (Cs). Devices which have analog RGB signal output terminals can be connected. This terminal can also be used as an input terminal for component signals (Y,C B,CR) or DTV-format (Y, PB,PR) signals. Devices which have component signals output terminals can be connected. (☞ page 22) To use this terminal, the “PC2 (BNC)” item in the “Options” menu must be set correctly according to the input signals. (☞ page 39) *Input of external sync signals is automatically detected. Detection of H/V signals or Cs signals causes automatic switching to external sync. The priority order is H/V>Cs. *When computer-related signals are input, the uppermost edge of the image may appear to bow if the sync signal input is composite sync (Cs) or G on sync signal. In this case, please use separate sync signals for vertical sync (V) and horizontal sync (H). 2PC 1 input terminal (D-sub 3 rows 15 pin) This is an input terminal dedicated to computer signals (RGB Video signals and sync signals). Connect the display output terminal of the computer to this terminal. When a Macintosh computer is to be connected, please use the conversion adapter (sold separately) for Mac. (☞ page 22) *When computer signals are input, the uppermost edge of the image may appear to bow if the sync signal input is composite sync signals or G on sync signals. 3PC 3 input terminal [DVI-D (Dual/ Single) 24 Pin] This is an input terminal dedicated to computer signals (DVI-D Terminal Dual/ Single). Connect the display output terminal of the computer to this terminal. 4DC OUT Terminal This is the DC 5V, 1.5A power source output terminal. Please do not use optional devices other than those specified. 5AUDIO (audio) input terminal [mini jack] This is the audio input terminal for devices connected to PC1, PC2, PC3, Video or Y/C. Connect the audio output terminal of the device to this terminal. (☞ page 21, 22) *When PC 1, PC 2, PC3, Video or Y/C input is being se- lected, the inputted audio signals will be reproduced by the projector speaker. (Audio output for this projector is monoaural.) 6REMOTE terminal (stereo mini jack) When the remote control is unable to work due to rear pro- jection etc., the REMOTE terminal can be used to connect an external sensor to the projector. The external sensor is not sold. Please check with your authorized dealer. 7CONTROL RS232C IN/OUT Terminal [D-sub 9 Pin] This is the RS-232C interface-specific terminal. The pro- jector can be controlled by a computer connected exter- nally. More than one computers can be controlled using both the RS-232C IN and OUT terminals. (☞ page 23) *For details, please check with your dealer. 8Y/C Input Terminal [Mini DIN 4 PIN] This is the input terminal for Y/C (S-Video) signals. Con- nect this terminal to the S-video output terminal of a video deck, etc. (☞ page 21) 9VIDEO Input Terminal [RCA pin jack] This is an input terminal for composite video signals. Con- nect this terminal to the composite video output terminal of a VCR, etc. (☞ page 21)
10 8TEMP indicator1STAND BY indicator 2OPERATE indicator 3OPERATE button 4VOLUME button 5EXIT button 6ENTER button 7HIDE button pVIDEO button qPC button wH-KEYSTONE button eV-KEYSTONE button rMENU button tCURSOR button ( / / / ) 9LAMP indicator yPRESET button V-KEYSTONEPC LAMP H-KEYSTONE VOL. VIDEO TEMPSTAND BYOPERATE PRESET MENUEXIT ENTER HIDE Control Panel on the Projector Controls and Features Indicator Display on the Control Panel Indicators appear on the Control Panel to indicate the stand-by, operate or cool down mode as well as other operations in running. For explanations on warning indication for *1,*2: * 1: ☞ page 43 * 2: ☞ page 51 STAND BY light on On stand by mode OPERATE light on On operate mode (In operation/ during projection) STAND BY blinking On cool down mode (when cooling lamp) LAMP blinking*1 When the lamp expired (Lamp time over 2000hours) LAMP light on*1 When time to replace lamp is near (Lamp time over 1900hours) LAMP and STAND BY blinking*2 When lamp does not light up and unable to project LAMP and OPERATE blinking simultaneously*2 Lamp turned off during projection LAMP and TEMP blinking*2 When circuit does not function properly (Abnormal circuit functioning) LAMP and OPERATE blinking alternately*2 When lamp is removed TEMP blinking*2 When internal temperature is abnormally high (Abnormal internal temperature) TEMP and STAND BY blinking*2 When temperature at exhaust vents is high (Abnormal external temperature) All blinking*2 When inner fan stops (fan lock) LAMP TEMPSTAND BYOPERATE LAMP TEMPSTAND BYOPERATE LAMP TEMPSTAND BYOPERATE LAMP TEMPSTAND BYOPERATE LAMP TEMPSTAND BYOPERATE LAMP TEMPSTAND BY LAMP TEMPSTAND BYOPERATE LAMP TEMPSTAND BYOPERATE OPERATE LAMP TEMPSTAND BYOPERATE LAMP TEMPSTAND BY LAMP TEMPSTAND BYOPERATE LAMP TEMPSTAND BYOPERATE OPERATE