FAQs (Frequently Asked Questions)A: Unlike CRT display technology, in which the speed of the electron beam is swept fromthe top to the bottom of the screen determines flicker, an active matrix display uses anactive element (TFT) to control each individual pixel and the refresh rate is therefore notreally applicable to LCD technology.Q: Will the LCD screen be resistant to scratches?A: A protective coating is applied to the surface of the LCD, which is durable to a certainextent (approximately up to the hardness of a 2H pencil). In general, it is recommended thatthe panel surface is not subject to any excessive shocks or scratches. An optionalprotective cover with greater scratch resistance is also available.Q: How should I clean the LCD surface?A: For normal cleaning, use a clean, soft cloth. For extensive cleaning, please use isopropylalcohol. Do not use other solvents such as ethyl alcohol, ethanol, acetone, hexane, etc.Q: Can the Philips LCD Monitor be mounted on the wall or used as a touch panel?A: Yes. Philips LCD monitors have this optional feature. The standard VESA mount holes onthe back cover allows the user to mount the Philips monitor on any VESA standard ARM oraccessories. Touch panels are being developed for future applications. Check with yourPhilips sales representative for more information.RETURN TO TOP OF THE PAGELightFrameTM 3Q: Is LightFrameTM 2 compatible with LightFrameTM 3?A: No. If you run LightFrameTM 1 or 2 software with a Philips LightFrameTM 3 monitor, nothing willhappen.Q: Can I use LightFrameTM 3 software on my LightFrameTM 1 / 2 monitor.A: No for a LightFrameTM 1 or 2 monitor you need to use LightFrameTM 1 or 2 software. It ishowever possible to use the LightFrameTM 2 software on a LightFrameTM 1 monitor.file:///D|/My%20Documents/dfu/W9/english/190p5/safety/saf_faq.htm (3 of 10)2004-09-21 9:08:31 AM