Q: Can I run the TPD/20 or /21gs on a Mac SE with a TPD interface?
A: No. The timings the TPD/20 or /21gs needs are different from what the TPD-SE interface provides.
Q: Can I run the TPD/20 or /21gson a Mac SE/30 with a TPDSE/30 interface?
A: No. The timings the TPD/20 or /21gs needs are different from what the TPD-SE/30 interface provides.
Q: Can I run a TPD/20 or /21gs on an original TPD interface?
A: No. The timings the TPD/20 or /21gs needs are different from what the original TPD interface provides.
Q: Will the TPD/20 or /21gs operate on Power Macintosh computers with NuBus slots?
A: The PowerMac 7100 or 8100 with an AV card or HPV card and the Power Mac 6100AV will operate the TPD/20 or /21gs from the available DB-15 video port (fifteen pins in two rows). The PowerMac 6100 with no AV card requires a PrecisionColor 8XJ and Apple's Nubus Adapter in order to run a TPD/20 or /21gs
Q: Will the TPD/20 or /21gs operate on Power Macintosh computers with PCI slots?
A: The Power Macintosh 7200, 7500, and 8500 offer compatible built-in video, but the Power Mac 9500 requires a PCI interface card such as the Radius PrecisionColor 8/1600.
Q: The image on my display looks higher on one side than the other.
A: Physically orient the display so that it is facing North, South, East, and West. If the image changes or corrects itself, you may be experiencing problems of a magnetic nature; specifically, with the magnetic field of the Earth.
Q: I installed Dynamic Desktop, and I don't seem to be able to change resolutions.
A: Since the TPD/20 or /21gs is a single resolution display, changing resolutions is not possible.
Q: My TPD/20 or /21gs goes into PowerSaver mode and refuses to turn back on. Why must I restart the Mac to get my screen back?
A: You may have an old version of PowerSaver. PowerSaver 1.3 can be downloaded from the Radius libraries on AppleLink, America Online, eWorld, CompuServe, ftp.radius.com, and the Radius Online BBS at 408-541-6190.
Q: What is the difference between the TPD/20gs and the TPD/21gs?
A: The size of the tube is the only difference. Both displays offer 1152 x 870 resolution. The TPD/21gs features 74dpi, which is closer to Apple's WYSIWYG standard of 72dpi than the 82dpi of the TPD/20gs.
Q: My TPD/20 or /21gs is appearing as an Apple Portrait (single page) display.
A: The 590-0029 cable may need to be replaced. If that doesn't solve the problem, the display may need serviced You may order a replacement cable by dialing 800-977-7060 and requesting part number 590-0029.
Q: I have an Apple 8•24 card, which can drive an Apple 21" display. Can I use that card with a TPD/20 or /21gs?
A: Yes. the Apple card will drive the TPD/20 or /21gs
Q: I have a PowerView (model 0366) and my TPD/20gs or /21gs doesn't seem to work with it. Why not?
A: A special adapter is needed. Order this by dialing 800-977-7060 and requesting part #515-0143-01.
Q: Will a TPD/20 or /21gs run with System 7.5/7.5.1/7.5.2?
A: Yes, the TPD/20 or /21gs Are compatible with System 7.5/7.5.1/7.5.2.
Q: Will the TPD/20 or /21gs operate from the Quadra 630's built-in video port?
A: No. the TPD/20 or /21gs are not compatible with the built-in video port or any 630-series computer.