NEC P350x Projector User Manual
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163 8. User Supportware Projecting an Image from an Angle (Geometric Correction Tool in Image Express Utility Lite) The Geometric Correction Tool (GCT) function allows you to correct distortion of images projected even from an angle. What you can do with GCT • The GCT feature includes the following three functions • 4-point Correction: You can fit a projected image within the border of the screen easily by align the four corners of an image to the ones of the screen. • Multi-point Correction: You can correct a distorted image on the corner of a wall or irregular shaped screen by using many separated screens to correct the image as well as 4-point Correction. • Parameters Correction: You can correct a distorted image by using a combination of transformational rules prepared in advance. This section will show an example for use with 4-point Correction. For information about “Multi-point Correction” and “Parameters Correction”, see the help file of Image Express Utility Lite. (→ page 162) • Your correction data can be stored in the projector or your computer which can be restored when necessary. • The GCT function is available with a USB cable, wired or wireless LAN connection, and video cable. Projecting an Image from an Angle (GCT) This section will show an example for use with USB Display (using a USB cable to connect a computer and the pro- jector). • The USB Display function will automatically display the control window • For a video cable or LAN connection, install and start Image Express Utility Lite in your computer beforehand. (→ page 34) Preparation: Adjust the projector position or the zoom so that the projected image can cover the whole screen area. 1. Click the “ ” (Picture) icon and then the “ ” button. The “4-point Correction” window will be displayed. 2. Click the “Start Correction” button and then “Start 4-point Correction” button. A green frame and a mouse pointer ( ) will be displayed. • Four [ • ] marks will be appeared at four corners of the green frame
164 8. User Supportware 3. Use the mouse to click the [ • ] mark of which corner you wish to move. The currently selected [ • ] mark will turn red. (In the above example, Windows screens are omitted for clarification.) 4. Drag the selected [ • ] mark to the point you wish to correct and drop it. • When you click somewhere within the project image area, the nearest [ • ] mark will go to the position where the mouse cursor is. 5. Repeat Step 3 and 4 to correct the distortion of the projected image. 6. After completing, right-click the mouse. The green frame and the mouse pointer will disappear from the projected image area. This will complete the cor- rection. 7. Click the “X” (close) button on the “4-point Correction” window. The “4-point Correction” window will disappear and the 4-point correction will take effect. 8. Click the “ ” button on the control window to exit the GCT. TIP: • After performing the 4-point correction, you can save the 4-point correction data to the projector by clicking “File” → “Writing to the projector…” on the “4-point Correction” window. • See the Help of Image Express Utility Lite for operating “4-point Correction” window and other functions than GCT. (→ page 162)
165 8. User Supportware Projecting Images or Videos from the Projector over a LAN (Image Express Utility 2.0) What you can do with Image Express Utility 2.0 • Using Image Express Utility 2.0 allows you to send the screens of your computers to the projector via wired/wire- less LAN. The difference from Image Express Utility Lite is that projected images can be sent from a computer to not only one projector but also to two or more projectors at the same time. When “Meeting Mode” is used, projected images can be sent and received between two or more computers. • High-speed, high-quality image transmissions based on NEC’s original compression algorithm NEC’s original compression algorithm allows high-quality images to be sent over the network at high speed, from your computer to the projector. • Simultaneous projection by multiple projectors Images can be sent from a computer to not only one projector but also to two or more projectors at the same time. • “Easy Connection” function for connecting wireless LAN By using “Easy Connection” function*1, the complicated setting of wireless LAN can be simplified. *1 This function can be used when Windows XP is used as the OS and when you have a “Computer Adminis- trator” privilege. If the OS is Windows 7/Windows Vista, input of logon password as “Administrator” may be prompted.
166 8. User Supportware • Projected images can be transferred and saved to computers. When “Meeting Mode” is used, projected images can be sent to the computers of all the participants (attendants) of a “Meeting”. The received images can be saved to your computer with a memo (text data) attached. Attendant Attendant Presenter Attendant • 1-click switching of presenter When switching to another presenter during the conference, the participants (attendants) can simply click a button to switch over to the new presenter. • Central management of the projecting computer Using the Training Mode allows you to use a single computer (Manager) to manage which computer (Attendant) projects. Possible operation includes switching projecting computers to project from, as well as temporarily termi- nating communication with the projector. Attendant A Attendant D (presenter) Attendant B Attendant C Manager Mr . D, please star t y our presentation. NOTE:: The Training Mode is not installed via the “Typical” installation option when Image Express Utility 2.0 is installed. To use Training Mode, select “Extension” installation option on the install selection screen that is displayed while Image Express Utility 2.0 installation is in progress, and select “Training Mode (Attendant)” or “Training Mode (Manager)”. Connecting the projector to a LAN Connect the projector to the LAN by following the instructions in “Connecting to a Wired LAN” (→ page 138), “Con- necting to a Wireless LAN” (→ page 139) and “9 Application Menus” (→ page 105)
167 8. User Supportware Basic Operation of Image Express Utility 2.0 This section explains the following three cases as examples of operating Image Express Utility 2.0. (1) Transferring images to the projector (2) Holding a conference (3) Participating in a conference Sending Images to Projector • Connecting projector 1 Turn on the power to the projector for which LAN has been set. 2 Click Windows [Start] → [All Programs] → [NEC Projector User Supportware] → [Image Express Utility 2.0] → [Image Express Utility 2.0 ], in that order. The “Selection Of Network Connections” window will be displayed. A list of the network equipment connected to your computer will be displayed. IMPORTANT: A screen like the one below is displayed when the software is started on a PC installed with Windows XP Service Pack 2 (SP2) (or later). Click “Unblock” if this is displayed. 3 Select the network equipment that is to be used and click [OK]. Select the network device displaying “Easy Connection” if the product LAN setting is for “Easy Connection.” This will call up the “Projector List” window.
168 8. User Supportware 4 Check() the projector to connect and click [Connect]. If the name of the projector to connect is not on the list or if it is hidden, click [Update]. Click4-1 Click4-2 The screen of your computer will be projected from the projector. At this time, the input signal of the projector will automatically change to “NETWORK”. • Transferring images When your computer is connected to the projector, the screen of the computer is projected from the projector as is. To make your presentation by using a PowerPoint file, open the PowerPoint file and start your presentation.
169 8. User Supportware • Stopping or resuming the transmission of images The transmission of the screen of the computer to the projector can be temporarily stopped and then resumed. 1 Click the projector icon () on the Windows taskbar. A pop-up menu will be displayed. 2 Click [Stop Sending]. The projector icon on the taskbar will change ( → ). NOTE: Even if the screen of the computer is changed in this status, the image projected from the projector does not change. To manipulate the screen that should not be disclosed (projected from the projector), stop transmission. 3 Click the projector icon () on the Windows taskbar. A pop-up menu will be displayed. 4 Click [Start Sending]. The projector icon on the taskbar will change ( → ). The transmission of the screen for the computer will be resumed, and the current screen of the computer will be projected from the projector. • End the transmission of images Exit Image Express Utility 2.0. 1 Click the projector icon () on the Windows taskbar. A pop-up menu will be displayed. 2 Click [Exit].
170 8. User Supportware Holding Conferences • Holding conferences 1 Follow steps 1 through 4 in “Connecting projector” of “Sending Images to Projector” (→ page 167). The screen of your computer will be projected from the projector. • Disclose a file to the participants of the conference. NOTE: To disclose a file to the participants, selection can be made only in folder units. Therefore, a folder only having files that can be disclosed to the participants must be created in advance. 1 Click the projector icon () on the Windows taskbar. A pop-up menu will be displayed. 2 Before clicking [Send to PC and Projector], check that there is a “ • ” mark applied. 3 Click the [Image Express Utility 2.0] button on the taskbar. The presenter window will be opened. 4 Click [Select Folder]. Click4
171 8. User Supportware 5 Select a folder saving the file to be disclosed to the participants, and click [OK]. The file in the selected folder will be displayed in the list of files to transfer. 6 Click [Download]. The file will be shown to the participants. NOTE: When the computer is connected to the projector, the computer screen that is in of being progress is also projected from the projec- tor. To manipulate a screen that should not be shown (not projected), temporarily stop the transmission (→ page 169). • Ending conference 1 Click [File] in the presenter window, and click [Exit]. You can also end the conference by clicking [×] at the upper right of the presenter window. Participating in Conference • Participating in conferences 1 Click Windows [Start] → [All Programs] → [NEC Projector User Supportware] → [Image Express Utility 2.0] → [Image Express Utility 2.0 ], in that order. The “Selection Of Network Connections” window will be displayed. A list of the network equipment connected to your computer will be displayed. IMPORTANT: A screen like the one below is displayed when the software is started on a PC installed with Windows XP Service Pack 2 (SP2) (or later). Click “Unblock” if this is displayed. 2 Select the network equipment that is to be used and click [OK]. Select the network device displaying “Easy Connection” if the product LAN setting is for “Easy Connection.” This will call up the “ Meeting List” window.
172 8. User Supportware 3 Click the Meeting Name to participate, and click [Connect]. Click3 The computer will be connected to the selected conference and the attendant window will be displayed. If the presenter selects “Send to PC And Projector”, the image projected from the projector is displayed in the at- tendant window.