Optoma Tx770 Projector User Manual
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31... English 6. Click on “Show all devices”. Then select “Standard monitor types” under the “Manufacturers” box ; choose the resolution mode you need under the “Models” box. 7. Verify that the resolution setting of the monitor display is less than or equal to 1024 x 768. If you are using a Notebook PC: 1. You are required to implement the above steps of resolution setting of the computer first. 2. Switch the Notebook PC display to the “external display only” or “CRT only” mode. If you experience difficulty in changing resolutions or your monitor freezes, restart all the equipment and the projector. Problem: The screen of the Notebook or PowerBook computer is not displaying your presentation. If you are using a Notebook PC: Some Notebook PCs may deactivate their screens when a second display device is in use. Refer to your computer’s documentation for information on how to reactivate the monitor display. If you are using an Apple PowerBook: In Control Panels, open the PowerBook Display to select Video Mirroring “On”. Problem: Image is unstable or flickering Use “Tracking” to correct it. Refer to page 22. Change the monitor color setting from your computer. Problem: Image has vertical flickering bar Use “Frequency” to make an adjustment. Refer to page 22. Check and reconfigure the display mode of your graphic card to make it compatible with the product. Refer to page 30. Problem: Image is out of focus Adjusts the Focus Ring on the projector lens. Refer to page 14. Make sure the projection screen is between the required distance 3.9 to 32.8 feet (1.2 to 10.0 meters) from the projector. Appendices
32English ... Problem: The image is stretched when displaying 16:9 DVD. The projector automatically detects 16:9 DVD and adjusts the aspect ratio by digitizing to full screen with 4:3 default setting. If the image is still stretched, you will also need to adjust the aspect ratio by referring to the following: Please select 4:3 aspect ratio type on your DVD player if you are playing a 16:9 DVD. If you cannot select 4:3 aspect ratio type on your DVD player, please select 4:3 aspect ratio in the on screen menu. Problem: Image is reversed. Select “Management” from the OSD and adjust the projection direction. See page 27. Problem: Lamp burns out or makes a popping sound When the lamp reaches its end of life, it will burn out and may make a loud popping sound. If this happens, the projector will not turn on until the lamp module has been replaced. To replace the lamp, follow the procedures in the “Replacing the Lamp”. See page 34. Problem: LED lighting message Appendices MessagePower LED (Green)Temp-LEDLamp-LED Standby State (Input power cord)Flashing Lamp lighting Power on Power off (Cooling) Error (Lamp fail) Error (Thermal fail) Error (Fan fail)Flashing Error (Over Temp.) Error (Lamp Break-down)
33... English Problem: Message Reminders “Lamp is approaching the end of its useful life in full power opera- tion. Replacement Suggested!” will be shown about 10 seconds, when lamp is nearing end of life. “Projector Overheated. Lamp will automatically turn off soon.” will be shown when the system temperature is too high. “Fan failure. Lamp will automatically turn off soon.” will be shown when the fan is out of order. Appendices
34English ... Replacing the lamp The projector will detect the lamp life itself. It will show you a warning message “Lamp is approaching the end of its useful life in full power operation. Replacement Suggested!” When you see this message, changing the lamp as soon as possible. Make sure the projector has been cooled down for at least 30 minutes before changing the lamp. Warning: Lamp compartment is hot! Allow it to cool down before changing lamp! Lamp Changing Procedure: 1. Switch off the power to the projector by pressing the Power button. 2. Allow the projector to cool down at least 30 minutes. 3. Disconnect the power cord. 4. Use a screwdriver to remove the screw from the cover. 5. Push up and remove the cover. 6. Remove the 2 screws from the lamp module. 7. Pull out the lamp module. To replace the lamp module, reverse the previous steps. Warning: To reduce the risk of personal injury, do not drop the lamp module or touch the lamp bulb. The bulb may shatter and cause injury if it is dropped. 13 4 Appendices 2
35... English Compatibility Modes Remark : “*” com-pressed computer image. Mode Resolution Appendices (ANALOG) V.Frequency(Hz) H.Frequency(kHz) (DIGITAL) V.Frequency(Hz) H.Frequency(kHz) VESAVGA640x3507031.57031.5 VESAVGA640x3508537.98537.9 VESAVGA640x4008537.9---- VESAVGA640x4806031.56031.5 VESAVGA640x4807237.97237.9 VESAVGA640x4807537.57537.5 VESAVGA640x4808543.38543.3 VESAVGA720x4007031.57031.5 VESAVGA720x4008537.98537.9 SVGA800x6005635.25635.2 SVGA800x6006037.96037.9 SVGA800x6007248.17248.1 SVGA800x6007546.97546.9 SVGA800x6008553.78553.7 VESAXGA1024x7686048.46048.4 VESAXGA1024x7687056.57056.5 VESAXGA1024x7687560.07560.0 VESAXGA1024x7688568.78568.7 *VESASXGA1152x8647063.8-- *VESASXGA1152x8647567.5-- *VESASXGA1152x8648577.1-- *VESASXGA1280x10246063.986063.98 *VESASXGA1280x10247579.98-- *VESASXGA+1400x10506063.98-- MACLC13"640x48066.6634.98-- MACII13"640x48066.6835-- MAC16"832x62474.5549.725-- MAC19"1024x7687560.24-- *MAC1152x87075.0668.68-- MACG4640x4806031.35-- iMacDV1024x7687560-- *iMacDV1152x8707568.49-- *iMacDV1280x9607575--
36English ... 104.3172.31 235.01232.3150.5082.1550.15 55.00 67.00119.00 110.00 Max. / Min.602.5 / 402.50 49.83 Please note that damage resulting from incorrect installation will invalidate the war-ranty. Appendices Ceiling Mount Installation 1. To prevent damaging your projector, please use the ceiling mount package for installation. 2. If you wish to use a third party ceiling mount kit, please ensure the screws used to attached a mount to the projector met the following specifications: Screw type: M3 Maximum screw length: 10mm Minimum screw length: 8mm Warning: 1. If you buy the ceiling mount from other com-pany, please ensure that there is at least 10cm distance between the bottom cover of the projector and the ceiling.2. Avoid placing the projector near sources of heat such air-con-ditioning units and heaters otherwise it may overheat and shut down automatically.3. Ceiling mounting shall be mounting on metal or concrete.
37... English VGA-In Connector RS232 Commands Pin no.NameI/O (From Projec-tor Side 1TXDOUT 2RXDIN 3GND__ Pin no.Spec. 1R(RED)/Cr 2G(GREEN)/Y 3B(BLUE)/Cb 4NC 5GND 6GND 7GND 8GND 9DDC 5V 10HOT_DET 11NC 12DDC Date 13HS/CS 14VS 15DDC Clock 12345 678910 1112131415 12 3 RS232 Connector Appendices
38English ... Appendices Optoma Global Offices For service or support please contact your local office. USA 715 Sycamore Drive Tel : 408-383-3700 Milpitas, CA 95035, USA Fax: 408-383-3702 www.optomausa.com Service : [email protected] Canada 5630 Kennedy Road, Mississauga, ON, L4Z 2A9 Tel : 905-882-4228 Fax: 905-882-4229 www.optoma.com Europe 42 Caxton Way, The Watford Business Park Watford, Hertfordshire, WD18 8QZ, UK Tel : +44 (0) 1923 691 800 Fax: +44 (0) 1923 691 888 www.optomaeurope.com Service Tel : +44 (0)1923 691865 Service : [email protected] Taiwan 5F., No. 108, Minchiuan Rd. Tel : +886-2-2218-2360 Shindian City, Taipei Taiwan 231, Fax: +886-2-2218-2313 R.O.C. www.optoma.com.tw Service : [email protected] asia.optoma.com Hong Kong Rm. 2507, 25/F., China United Plaza, No. 1008 Tai Nan West St., Kowloon, H.K. Tel : +852-2396-8968 Fax: +852-2370-1222 www.optoma.com.hk China 5F, No. 1205, Kaixuan Rd., Tel : +86-21-62947376 Changning District Fax: +86-21-62947375 Shanghai, 200052, China www.optoma.com.cn Latin America 715 Sycamore Drive Tel : 408-383-3700 Milpitas, CA 95035, USA Fax: 408-383-3702 www.optoma.com.br www.optoma.com.mx
i... English Regulation & safety notices This appendix lists the general notices of your Projector. FCC notice This device has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This device generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruc- tions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this device does cause harmful interference to radio or television reception, which can be deter- mined by turning the device off and on, the user is encouraged to try to correct the interference by one or more of the following measures: • Reorient or relocate the receiving antenna. • Increase the separation between the device and receiver. • Connect the device into an outlet on a circuit different from that to which the receiver is connected. • Consult the dealer or an experienced radio/television technician for help. Notice: Shielded cables All connections to other computing devices must be made using shielded cables to maintain compliance with FCC regulations. Caution Changes or modifications not expressly approved by the manufacturer could void the user’s authority, which is granted by the Federal Communications Commission, to operate this computer.
iiEnglish ... Operation conditions 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, includ-ing interference that may cause undesired operation. Notice: Canadian users This Class B digital apparatus complies with Canadian ICES-003. Remarque à l’intention des utilisateurs cana- diens Cet appareil numerique de la classe B est conforme a la norme NMB-003 du Canada. Declaration of Conformity for EU countries • EMC Directive 89/336/EEC (including amendments) • Low Voltage Directive 73/23/EEC (amended by 93/68/ EEC) • R & TTE Directive 1999/EC (if product has RF function)