Instruction/ maintenance manual of the product MP721C BenQ
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We l c o m e MP721/MP721c Digital Pr ojector M ainst ream Series Us e r M a n u a l.
C o p yrigh t Copyright 2006 by BenQ Corporation. All rights re served. N o part of this publication may be repr oduced, transmitted, tr anscribed, stored in a retrieval system or translated into any .
Table of contents iii T able of co ntents Important safety instructions .................................... 1 Introduction ............................................................... 5 Projector features ..........................................
Table of contents iv Troubleshooting ....................................................... 53 Specifications ............................................................ 54 Projector specifications ...................................................
Important safety inst ruct ions 1 Important safet y instr uctions Y our Ben Q projector i s designe d and tested to mee t the latest sta ndards for safet y of information tec hnology equipment. How ever , to ensure safe use of this product, it is important that you follow the instructions me ntio ned in this manual and mark ed on the product.
Important safety inst ructions 2 Safety Instructio ns (Continued) 7. The lamp becomes extremely hot during op eration. Al low the proj ec tor to co ol for a pprox im ate ly 45 minut es prior to re moving the lamp assembly for replacement. 8. Do not operate lamps beyond the rated lamp li fe.
Important safety inst ruct ions 3 Safety Instructio ns (Continued) 12. Do not place this p rojector in any of the following environments. - Space that is poorly ventilated or confined. Allow at least 50 cm clearance from walls and free flo w of air around the pr ojector .
Important safety inst ructions 4 Safety Instructio ns (Continued) 16. Do not step on the projec tor or place any objects upon it. Besides probable physical damage to th e projector , doing so may result in ac cidents and possible injur y . 17. Do not place liquid s near or on the projector .
Introducti on 5 Int ro du ct i on Pr ojector featur es The projector integ rates hig h-perfor mance optical engi ne projection and a user-friend ly des ign to d eli ver high re liabi lity a nd ease of use . The projector offers t he following features.
Introduction 6 Shipping cont ents The project or is shipped with the cables r equired for connection to a PC or video eq ui p men t . C are fu l ly un p ac k a n d ve r if y th at yo u h ave al l o f t h e i tem s sh ow n be l ow. If a ny o f these items are missing, please contact your place of purchase.
Introducti on 7 Proj ec to r ex ter i or v ie w Fron t /u p p er s i d e Rea r s id e See "Connection" on page 17 for det ails. Lower/si de v i ew 1. External contr ol panel (See "Projector" on page 8 for details.) 2. V ent (heated air e xhaust) 3.
Introduction 8 Controls and functions Pro j e c to r 1. P ower (Refer to "St ar t up" on page 25 and "Shutting down the projector" on page 36 for mor e informatio n.
Introducti on 9 8. P ower indicat or light (Refer to "Indicators" on page 51 f or more information.) Lights up or flashes w hen the projector is under operation. 9. 3 Left 10. Rig ht 4 (Refer to "C orrecting keysto ne" on page 29 for more info rmation.
Introduction 10 4. 3 Left, Ri ght 4 W hen the on-scr een menu is acti vated, the 5 Up , 6 Do wn , 3 Le ft and Right 4 buttons are us ed as directional arr ows to select th e desired menu items and to make adjustments. 5. Men u (Refer to "U sing the menus " on page 38 for more infor matio n.
Introducti on 11 R emote c ontrol effectiv e range Infra-Red (IR) remo te control sensors are located on the front and the ba ck of the projec tor . The remot e control must be held at an angle w ithin 30 degrees perpendicular t o the projector's IR remote control sens ors to functi on correctly .
Positioning your project or 12 P ositioning y our projecto r Choosing a location Y our projec tor is designe d to be install ed in one of four possible installation locations: 1. T able in front of screen; 2. Ceiling in front of screen; 3. T able at rear of screen; 4.
Positioning your projector 13 Safety inst ruct ions for c eiling mounting of the projector W e want y ou to ha ve a pleasant e xperience usin g y our BenQ pr ojector , so we nee d to bring this safety matter t o your attention t o preve nt possible damage to per son and property .
Positioning your project or 14 O btaining a preferred projected image size The distanc e from the pr ojector lens to the screen, the zoom setting, and the video format each factor s in the projected image size. The native r esolution of the projector is 1024 x 768 pixels, which is a 4 to 3 aspect ratio (expr essed as 4:3).
Positioning your projector 15 Ho w to deter mi ne th e p osi ti on of the projector for a giv en screen size 1. Select your screen size. 2. Re fer to the table and find the closest mat c h to your screen size in the left columns la b e l l e d ' 4 : 3 S cr e en D i a g o na l ' .
Positioning your project or 16 There is 3% tolerance among these numbers due to optical component variation s. BenQ recommends that if you intend to permanently install the projector , you should phys.
Connection 17 Connection Wh en connecting a signal sour ce to the pr ojector , be sure to: 1. T urn all equi pment off before making any connections. 2.
Connection 18 T o connect the pr ojector to a notebook or desktop c omputer (either through a VG A c a b l e o r VG A t o D V I - A c a b l e ) : The final connecti on path should be li ke that shown in the followi ng diagram: Many laptops do not turn on their external video ports when connected to a projector .
Connection 19 Connecting a monitor If you want to view your presentation close-up on a monitor as well as on the screen, you can connect the R GB signal output socket on the pr ojector to an e xternal monitor with a V GA cable follo wing the inst ructions below: 1.
Connection 20 Connect ing Video source devices This section de scribes h ow to connect the pr oje cto r to Vid eo s ou rce de v ice s u sin g v i de o cables. V ideo cable c onnections ar e re co mmended for Vi deo presentations. This projector also support s dat a (graphic) "PC" connection using wirel ess function.
Connection 21 If you ha ve a separate sound system, you will most likely want to connect the audio output of your V ide o source device to tha t sound system, ins tead of to the mono audio proje ctor . The audi o connect ions illust rated in the follow ing sec tions are provid ed for infor mationa l purposes only .
Connection 22 The final connecti on path should be li ke that shown in the followi ng diagram: • The projector is only capable of playing mixed mono audio, even if a stereo audio in put is connected. Se e "Connecting Audio" o n page 20 for details.
Connection 23 Connecting an S-V ideo sourc e dev ice Examine your Video sourc e dev ice to det ermine if it has an unused S-V ideo output socket ava i la bl e: • If so , you can c ontinue with this pr ocedure . • If not, y ou w ill need to reassess which meth od you can use to connect to the device.
Connection 24 Connecting a composit e Video sour ce dev ice Examine your V ideo source device to det ermine if it has a set of unused composit e Video output sockets available: • If so , you can continue with this procedure. • If not, you will need to r eassess w hich method you can use to connect to the device.
Operation 25 Operation Star t up 1. Plug the po wer cord i nto the projecto r and into a wall socket. T urn on the wall socket switch (where fitted). Che ck that the Po w e r indicator on the projector lights orange after power has bee n applied.. 2. Rem ove the lens cap .
Operat ion 26 • If the frequency/resolution of the input signal exceeds the projector's operating range, you will see the message 'Out of Range' displayed on a blank scree n.
Operation 27 If y ou forget the passwor d Y ou w ill b e asked to enter the four dig it password every time you turn on the project or . If you enter the wrong password, the password er ror me ssa ge dis p lays .
Operat ion 28 S w itching input signal The projector can be connected to multiple devices at the same time. However , it can only display one at a time. Whe n SOURCE on the projector c ontrol panel or the remote control is pressed, information of current signal and resol ution will display at the low er right corner .
Operation 29 A uto-adjusting the image In some cases, you ma y need to optimize the picture qualit y . T o do this, press AU T O on the proj ec to r or remo te cont rol . With in 3 se con ds , the built-in Intellige nt A uto Adjustment function will re- adjust the values of Freq uency and Clock to provide the be st pictu re quality .
Operat ion 30 For ex am ple , Selecting the aspect ratio The 'aspect ratio' is the ratio of the image w i dth to the image height. Most analog TV and computers ar e in 4:3 ratio, which is the defaul t for this projecto r , and digital TV and DVDs are usually in 16:9 ratio.
Operation 31 Selecting a picture mod e The project or is preset with sev eral predefined application modes so that y ou can choose one t o suit your opera ting environment and in put source pi cture ty pe. T o select a operation mode that suits your need, press MODE repe ate d ly until your desired mode is select ed.
Operat ion 32 Hid i n g t h e im a g e In order to draw the audience’ s full attention to the presenter , you can use BLANK to h ide the scree n image. Pr ess any key on the c ontrol panel t o resto re the image . The wor d “ BLANK ” appears at the lo wer right corner of the screen while the imag e is hidden.
Operation 33 4. T o ex ecute M yScreen u tility : i. After MyScr een Wi zard is successfully ins talled , execute M yScreen utility by se lecting the icon from Program Files . ii.Click Nex t . iii. Click Ne x t iv . Click Browse to cho ose your d esired image and then clic k Nex t .
Operat ion 34 • Do not unplug the RS232 cable or clo se MyScreen Wizard window while downloading image. Fai ling to do s o will lead to immedia te shutdown of the p rojector an d MyScreen utility . If this happens, unplug the power cor d and plug it again to restart the download process.
Operation 35 Setting the prese ntation timer Presentation timer can indicat e the remaining pr esentation time on the scr een to help you achiev e better time management whe n giving pres entation.
Operat ion 36 U tilizing F A Q function Press and hold BLANK/Q? on the projector for 3 sec onds or go to Adva nced > F A Q function . P ossible solutio ns to pr oblems enco untered b y users r egarding image quality , installation, special feature o peration and ser vice infor mation a re available to you.
Operation 37 Me n u o p e r a t i o n M enu syst em Please note th at the on-screen disp lay (OSD ) menus vary acc ording to t he signal ty pe selected. *Whe n a Video or S-Video signal is connected, the f unction is only available with NTSC syst em selected.
Operat ion 38 U sing the menus The pr ojector is equ ipped with on-screen display (O SD) menus for making various adjustments and settings. There are 17 different menu languages. (Refer t o page "Advanced men u" on page 43 for more detail s.
Operation 39 Picture menu Some picture adjustment s are available only when certain input sources are in use. Unavailable adjustment s are not shown on the screen.
Operat ion 40 Color (depends on the selecte d input source) Increas es or decrease s the color int ensity of the imag e. Tin t ( 50 ) Adjusts the color tones of the image. The higher th e value, the more reddish the image becomes. The low er the value, the more green ish the image bec omes.
Operation 41 Pro - Pi c tu re m e nu Some picture adjustment s are available only when certain input sources are in use. Unavailable adjustment s are not shown on the screen. FUNCTION (default setting / value) DESCRIPTION Keystone (0) Corrects any keystoning of the image.
Operat ion 42 Setting menu FUNCTION (default setting / value) DESCRIPTION Mute (off) T ogg les projector audio a nd P ower On/Off T one between on and off. To d i s a b l e Po wer On/Off T one , go to Setting > M ute and press Left 3 /Right 4 . Then press Down 6 to cho os e P ower On/Off T one and press Left 3 /Right 4 to s el ec t off .
Operation 43 Adv an c e d me n u FUNCTION (default setting / value) DESCRIPTION Mirror (Floor front) The projector can be installed on a ceil ing or behind a screen, or wi th one or more mirrors. C ontact your de aler for the ceili ng mount bracket (optional acc essor y) if you need to install the project or on your ceiling.
Operat ion 44 High Altitude Mode (off) A mode for operation in area s like high altitude or high temperature. W e recommend you use the High Altitude Mode when your environment is higher than 3000 feet abov e sea level, or i s hotter than 40 °C , or whenever the projector wi ll be used for extended periods of time (>10 hours) without shutdown.
Operation 45 Infor m at ion menu This menu shows you the cur rent oper ating s tatus of th e projector . Some picture adjustment s are available only when certain input sources are in use. Unavailable adjustment s are not shown on the screen. FUNCTION DESCRIPTION Source Shows the current signal sou rce.
Maintenance 46 M aintenance Care of the pr ojector Y our project or needs little main tenance. Th e only thing y ou need to do on a regular basi s is to k eep the lens clean. Nev er remov e any parts of the pr ojector ex cept the lamp . Contact y our dealer if other parts need re placing.
Maintenance 47 Lamp information Calculation of lamp hour Wh en the project or is in operation, th e duration (in hours) of lamp usage is aut omatically calcula ted by the built-in timer.
Maintenance 48 Rep la c in g t h e l a m p • T o reduce the risk o f electrical shock, al ways turn the projector off and disconnect the power co rd before ch anging the la mp. • T o reduce the risk of severe burns, allow the projector to cool for at least 45 minutes before replacing the lamp.
Maintenance 49 3. Remove the lamp cover from the projector . Do not turn the power on w ith the lamp cover removed. 4. Remov e the lamp cords from the slots. 5. Disconnect the lamp connector by pushing it against the projector w hile pulling it up. 6.
Maintenance 50 14. Restart the pr ojector . Do not turn the power on w i th the lamp cover removed. 15. Resetting the lamp counter Do not reset if the lamp is not replaced as this could cause damage. i. Press and hold the Exit 5 button on the proj ec tor for 5 s econ ds to d is play th e tot al us ed lamp time.
Maintenance 51 Indi c ator s Illus tration • Blank - : Light OFF • O : Orange light •: L i g h t f l a s h i n g • R : Red light •: L i g h t O N • G : Green light Light St atus & Desc ription Power Te m p Lamp Power events The projec tor has just been connec ted to a power outlet.
Maintenance 52 Light St atus & Description Power Te m p Lamp Thermal events -- The project or has shut down autom atically . If you try to re-s tart the project or , it will shutdown again.
Troubleshooting 53 T r oubleshooting THE PROJECT OR D OES NOT TURN ON. NO PICTURE BL URRED IMA GE REMOTE CONTR OL DOES NOT W ORK THE P ASSW ORD IS INCORRECT Cause Remedy There is no power from the power cable. Plug the power cord into the AC inlet on the projector , and plug the power cord into the power outlet.
Specifications 54 Specifications Pr ojector specifications All specifications are subject to change without notice. General Produ ct n ame Di gi ta l Pro je ct or Model name MP721/MP721c Optical Resol ution 1024 x 768 X GA Displa y syste m 1-CHIP DMD Lens F/N umber F=2.
Specifications 55 Tim i n g c h a r t Supported timing for PC input Supported timing for Component-YP b P r input Supported timing for V ideo and S-V ideo inputs Resolution Horizont al Frequency (kHz) Ve r t i c a l Frequency (Hz) Pixel Frequency (MHz) Mode 640 x 480 31.
Specifications 56 Dimensions 278 mm (W ) x 94 mm (H) x 219.5 mm (D) U nit: mm 219.5 278 94 64.3 53.
Warranty 57 W arra nty Limited warrant y BenQ warrants this product against any defects in mat erial and workmanship, und er normal usage and st orage.
Regulation state m ent s 58 R egulation statements FCC statement CLASS B : Thi s equipment generat es, uses and can radiate radio fr equency energy and, if not installed and used in accordance with th e instruc tions, may cause har mful interference to radio communication s.
An important point after buying a device BenQ MP721C (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought BenQ MP721C yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data BenQ MP721C - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, BenQ MP721C you will learn all the available features of the product, as well as information on its operation. The information that you get BenQ MP721C will certainly help you make a decision on the purchase.
If you already are a holder of BenQ MP721C, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime BenQ MP721C.
However, one of the most important roles played by the user manual is to help in solving problems with BenQ MP721C. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device BenQ MP721C along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
