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Graphics Interchange Format  |  1995-10-19  |  124KB  |  332x2988
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OCR: F YOU DO NOT FIND the solution to your problem here, try consulting the READ ME file that is provided on Eyewitness Encyclopedia of Nature. PERFORMANCE PROBLEMS If Eyewitness Encyclopedia of Nature runs slowly or suffers from interrupted sounds, animations, or video there are a number of things you can check. 1. Refer to Memory Use, below, to make sure you have enough memory available to run Eyewitness Encyclopedia of Nature. Use the Memory control panel to make sure that Virtual Memory is turned off. If Virtual Memory is turned on, your Macintosh will use a section of its hard drive as RAM. This can cause a delay in accessing data that should be stored in RAM. 3. If you are using an old or slow CD-ROM drive it may not be able to supply information at the required speed. The only answer to this problem is to upgrade your CD-ROM drive. 4. If you suspect that there is a problem with your CD-ROM drive, it is likely that it is not properly terminated. Consult your Apple documentation for more information on SCSI termination. MEMORY USE Eyewitness Encyclopedia of Nature should run on any Macintosh with 6 Mb of memory. If Eyewitness Encyclopedia of Nature runs slowly or displays memory-related error messages, try the following suggestions: 1. Close all other applications before running Eyewitness Encyclopedia of Nature. 2. If your Macintosh is set to more than 256- colors you can reduce the amount of memory Eyewitness Encyclopedia of Nature uses by setting the monitor control panel to 256-colors. To do this, select Control Panels from the Apple menu, and then select Monitors. From the list of settings for your selected monitor you should choose 256-colors. 3. Check how much memory your system software is using. You can do this by choosing About This Macintosh from the Apple menu. The dialog box will tell you how much total memory you have, for example, 4,096 Kb, and how much memory the system software is using, for example, 3,500 Kb. In this case the system is using almost all the available RAM, leaving very little room for applications. You can reduce the amount of memory the system uses by removing unused fonts, Apple menu items, and system extensions. Refer to your Macintosh documentation for advice on how to do this. 4. Eyewitness Encyclopedia of Nature is pre-set to use a specific memory size. If you are running Eyewitness Encyclopedia of Nature from your hard disk you can re-set this preferred size by using the Get Info dialog box accessed from the Finder's File menu. However, using a low memory setting may cause problems with your program's performance. Problems are likely to occur with memory allocations of less than 3,800 Kb of free RAM. PROBLEMS PLAYING SOUND If you do not hear any sound at all, check the following points: .Check that your sound level is turned up. You can do this through the Sound control panel. 2. If you have an external speaker, check that the volume control is turned up. If sounds are audible but interrupted, check the following points: 1. If your Macintosh is utilizing Virtual Memory, it may be storing sounds on its hard drive rather than in RAM. This will cause a delay in accessing sound files. You can turn Virtual Memory off using the Memory control panel. 2. The quality of the inbuilt speaker will affect the quality of sound reproduction. If you have an early-model Macintosh, it may be advisable to buy external speakers. PROBLEMS WITH VIDEO NO VIDEO If video sequences do not play on your Macintosh, the most likely reason is that QuickTime™M is not installed on your system. (QuickTime™M is normally installed as part of System 7.5, but even if your Macintosh is running System 7.5, there is no guarantee that QuickTime™M is available - someone may have removed it from your Macintosh system.) If you suspect QuickTime™M is not installed on your system, open the System folder contained on the Eyewitness Encyclopedia of Nature CD-ROM and drag the contents of this folder onto the System Folder icon on your hard disk one by one. Click OK each time a message appears stating that the item will need to be stored in a certain place on your hard disk. When all the items have been copied, restart your Macintosh. Now restart Eyewitness Encyclopedia of Nature and see if video will now play. SLOW OR JUMPY VIDEO This may be due to Virtual Memory being turned "on" on your Macintosh. Use the Memory control panel to make sure that Virtual Memory is turned off. Networking can also cause a delay in access to video files. If your Macintosh is connected to a network, try disconnecting it. POOR QUALITY VIDEO If your Macintosh supports more than 256-colors you can improve the quality of videos in Eyewitness Encyclopedia of Nature by setting the monitor control panel to Thousands. To do this, select Control Panels from the Apple menu, and then select Monitors. From the list of settings for your selected monitor you should choose Thousands. LARGE VIDEO PANEL You may have problems playing the large video panel if your Macintosh is an older or low specification model. You can disable the large video panel functionality by deselecting Large Video in the Eyewitness Encyclopedia of Nature Options window. PRINTING AND COPYING PROBLEMS Screens in Eyewitness Encyclopedia of Nature are stored and displayed as color pictures. They are optimized for screen rather than print reproduction. Screen images can be printed, however, and will be of the same quality as a picture made with a screen-capture function. Black and white prints will be of poor quality. If you have a laser printer, better quality images will be achieved by using the color/grayscale option. Both Print and Copy functions may be affected by low memory. Refer to the section on Memory Use, above.