MP721/MP721c Digital Projector Mainstream Series User Manual Welcome Copyright Copyright 2006 by BenQ Corporation. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of BenQ Corporation. Disclaimer BenQ Corporation makes no representations or warranties, either expressed or implied, with respect to the contents hereof and specifically disclaims any warranties, merchantability or fitness for any particular purpose. Further, BenQ Corporation reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation to notify any person of such revision or changes. *DLP, Digital Micromirror Device and DMD are trademarks of Texas Instruments. Others are copyrights of their respective companies or organizations. Table of contents Important safety instructions .................................... 1 Introduction ............................................................... 5 Projector features ................................................................. 5 Shipping contents................................................................. 6 Projector exterior view ......................................................... 7 Controls and functions ........................................................ 8 Positioning your projector ...................................... 12 Choosing a location ........................................................... 12 Safety instructions for ceiling mounting of the projector 13 Obtaining a preferred projected image size ...................... 14 Connection ............................................................... 17 Wireless connection (optional) ........................................ 17 Cable connection ............................................................... 17 Operation ................................................................. 25 Start up ............................................................................... 25 Utilizing the password function ....................................... 26 Switching input signal ........................................................ 28 Adjusting the projected image .......................................... 28 Selecting the aspect ratio ................................................... 30 Selecting a picture mode .................................................... 31 Hiding the image ................................................................ 32 Creating your own startup screen - MyScreen function . 32 Activating panel key lock .................................................. 34 Setting the presentation timer ........................................... 35 Freezing the image ............................................................. 35 Utilizing FAQ function ...................................................... 36 Shutting down the projector ............................................. 36 Menu operation.................................................................. 37 Maintenance............................................................. 46 Care of the projector ......................................................... 46 Lamp information .............................................................. 47 Table of contents iii Troubleshooting....................................................... 53 Specifications ............................................................ 54 Projector specifications ......................................................54 Timing chart........................................................................55 Dimensions..........................................................................56 Warranty................................................................... 57 Limited warranty ................................................................57 Regulation statements.............................................. 58 FCC statement ....................................................................58 EEC statement ....................................................................58 MIC statement ....................................................................58 WEEE directive ...................................................................58 iv Table of contents Important safety instructions Your BenQ projector is designed and tested to meet the latest standards for safety of information technology equipment. However, to ensure safe use of this product, it is important that you follow the instructions mentioned in this manual and marked on the product. Safety Instructions 1. Please read this manual before you operate your projector. Save it for future reference. 4. Always open the lens shutter or remove the lens cap when the projector lamp is on. 5. 2. Do not look straight at the projector lens during operation. The intense light beam may damage your eyes. In some countries, the line voltage is NOT stable. This projector is designed to operate safely within a mains voltage between 100 to 240 volts AC, but could fail if power cuts or surges of ±10 volts occur. In areas where the mains voltage may fluctuate or cut out, it is recommended that you connect your projector through a power stabilizer, surge protector or uninterruptible power supply (UPS). 3. Refer servicing to qualified service personnel. 6. Do not block the projection lens with any objects when the projector is under operation as this could cause the objects to become heated and deformed or even cause a fire. To temporarily turn off the lamp, press BLANK on the projector or remote control. Important safety instructions 1 Safety Instructions (Continued) 7. The lamp becomes extremely hot during operation. Allow the projector to cool for approximately 45 minutes prior to removing the lamp assembly for replacement. 10. Do not place this product on an unstable cart, stand, or table. The product may fall, sustaining serious damage. 11. 8. Do not operate lamps beyond the rated lamp life. Excessive operation of lamps beyond the rated life could cause them to break on rare occasions. Do not attempt to disassemble this projector. There are dangerous high voltages inside which may cause death if you should come into contact with live parts. The only user serviceable part is the lamp which has its own removable cover. Under no circumstances should you ever undo or remove any other covers. Refer servicing only to suitably qualified professional service personnel. 9. Never replace the lamp assembly or any electronic components unless the projector is unplugged. 2 Important safety instructions Safety Instructions (Continued) 12. Do not place this projector in any of the 13. Do not block the ventilation holes. - Do not place this projector on a blanket, following environments. - Space that is poorly ventilated or confined. Allow at least 50 cm clearance from walls and free flow of air around the projector. - Locations where temperatures may become excessively high, such as the inside of a car with all windows rolled up. - Locations where excessive humidity, dust, or cigarette smoke may contaminate optical components, shortening the projector's life span and darkening the image. bedding or any other soft surface. - Do not cover this projector with a cloth or any other item. - Do not place inflammables near the projector. 14. If the ventilation holes are seriously obstructed, overheating inside the projector may result in a fire. Always place the projector on a level, horizontal surface during operation. - Do not use if tilted at an angle of more than 10 degrees left to right, nor at angle of more than 15 degrees front to back. Using the projector when it is not fully horizontal may cause a malfunction of, or damage to, the lamp. - Locations near fire alarms - Locations with an ambient temperature above 40°C / 104°F - Locations where the altitudes are higher than 10000 feet. 15. Do not stand the projector on end vertically. Doing so may cause the projector to fall over, causing injury or resulting in damage to the projector. 10000 feet Important safety instructions 3 Safety Instructions (Continued) 16. Do not step on the projector or place 18. any objects upon it. Besides probable physical damage to the projector, doing so may result in accidents and possible injury. This product is capable of displaying inverted images for ceiling mount installation. Use only BenQ's Ceiling Mount Kit for mounting the projector and ensure it is securely installed. 17. Do not place liquids near or on the projector. Liquids spilled into the 19. projector may cause it to fail. If the projector does become wet, disconnect it from the power supply's wall socket and call BenQ to have the projector serviced. When the projector is under operation, you may sense some heated air and odor from its ventilation grill. It is a normal phenomenon and not a product defect. 4 Important safety instructions Introduction Projector features The projector integrates high-performance optical engine projection and a user-friendly design to deliver high reliability and ease of use. The projector offers the following features. · · · · · · · · · · · · · · Selectable password protected function Compact and portable unit High quality manual zoom lens One-key auto-adjustment to display the best picture quality Digital keystone correction to correct distorted images Adjustable color balance control for data/video display Ultra-high brightness projection lamp Ability to display 16.7 million colors Multi-language On-Screen Display (OSD) menus Switchable normal and Economic modes to reduce the power consumption Built-in speaker provides mixed mono audio when an audio input is connected Powerful AV function to provide high quality video image Component HDTV compatibility (YPbPr) The apparent brightness of the projected image will vary depending on the ambient lighting conditions, selected input source contrast/brightness settings, and is directly proportional to projection distance. The lamp brightness will decline over time and may vary within the lamp manufacturers specifications. This is normal and expected behavior. · Introduction 5 Shipping contents The projector is shipped with the cables required for connection to a PC or video equipment. Carefully unpack and verify that you have all of the items shown below. If any of these items are missing, please contact your place of purchase. Standard accessories The supplied accessories will be suitable for your region, and may differ from those illustrated. Projector Soft carry case Quick start guide User manual CD Pull the tab before using the remote control User's manual Remote control with batteries VGA cable Power cord Video cable Optional accessories 1. 2. 3. Spare lamp kit Ceiling mount kit Presentation Plus 4. 5. 6. HDTV (Y/b/Pr) cable RS232 cable Wireless module 6 Introduction Projector exterior view Front/upper side 1 2 6 3 4 7 1. 2. 3. 4. 5. 6. 7. External control panel (See "Projector" on page 8 for details.) Vent (heated air exhaust) Projection lens Quick-release button Lens cap Focus ring and Zoom ring Front IR remote sensor 5 Rear side See "Connection" on page 17 for details. 11 12 13 14 15 16 17 18 19 10 9 8 8. 9. 10. 11. 12. 13. 14. Rear adjuster foot Kensington anti-theft lock slot AC power cord inlet Rear IR remote sensor USB socket RS232 control port RGB signal output socket 15. 16. 17. 18. 19. RGB (PC)/Component video (YPbPr/ YCbCr) signal input socket DVI-I signal input socket Video input socket S-Video input socket Audio socket Lower/side view 20 21 20. 21. 22. 23. Quick-release foot Lamp cover Speaker grill Rear adjuster foot 22 23 Introduction 7 Controls and functions Projector 13 14 8 1 9 2 3 1. 7 12 6 5 10 11 4 2. 3. 4. 5. 6. 7. Power (Refer to "Start up" on page 25 and "Shutting down the projector" on page 36 for more information.) Turns the projector on or off. Blank/Q? (Refer to "Hiding the image" on page 32 and "Utilizing FAQ function" on page 36 for more information.) Used to hide the screen image. You can press any key on the control panel to bring the image back. To start FAQ function, press and hold for 3 seconds. Mode (Refer to "Selecting a picture mode" on page 31 for more information.) Sequentially selects a predefined picture setting available for each input. When a wireless module is installed and the Wireless Connection menu is displayed, press this button to change among LAN, IEEE 802.11 a, and IEEE 802.11 b/g. (The wireless module is available through BenQ retailers.) Source (Refer to "Switching input signal" on page 28 for more information.) Sequentially selects the input signal RGB, Component Vi ...