User manual SONY GDM-W900

[. . . ] The model and serial numbers are located at the rear of the unit. Record the serial number in the space provided below. Refer to these numbers whenever you call upon your service representative regarding this product. To prevent fire or shock hazard, do not expose the unit to rain or moisture. [. . . ] Check that the 5 BNC's are connected in the correct order (from the power cord side: Red­Green­Blue­HD­VD). If using a Macintosh system If using a Windows95 Picture is scrambled You cannot adjust the monitor with the buttons on the front panel White does not look white Symptom Screen image is not centered or sized properly Edges of the image are curved White lines show red or blue shades at edges Picture is fuzzy Check these items · Some video modes do not fill the screen to the edge of the monitor. There is no single answer to solve the problem. This problem tends to occur on higher refresh timings. If you place equipment which generates a magnetic field such as a loudspeaker, or you change the direction of the monitor, color may lose uniformity. This function is to demagnetize the metal frame of the CRT to obtain a neutral field for uniform color reproduction. If a second degauss cycle is needed, allow a minimum interval of 20 minutes for the best result. If red or blue shades are found at the edge of images, adjust the convergence (pages 11, 14). Adjust so that the picture is as clear as possible (page 11, 15). Common causes for this symptom are electric fans, fluorescent lighting, laser printers, and so on. If you have another monitor close to this monitor, increase the distance between them to reduce the interference. Try plugging the monitor into a different AC outlet, preferably on a different circuit. Try the monitor on a completely different computer in a different room. Eliminate the use of video cable extension cable and/or video switch boxes if this symptom occurs. Excessive cable length or weak connection can produce this symptom. This Aperture Grille allows more light to pass through to the screen giving the Trinitron CRT more color and brightness. Due to the relationship between resolution, monitor dot pitch and the pitch of some image patterns, certain screen backgrounds, especially gray, sometimes show moire. When the power is turned on, the auto-degauss cycle is activated. While the Autodegauss cycle is activated, a hum may be heard. Picture is not stable Picture appears to be ghosting Two fine horizontal lines (wires) are visible Wavy or elliptical (moire) pattern is visible Hum is heard right after the power is turned on Because of vibration and shock during transportation, the Aperture Grille may occasionally slip out of place and black stripes may appear Congratulations on your purchase of a Sony Multiscan series monitor. This monitor incorporates over 25 years of Sony experience with Trinitron® display technology, ensuring excellent performance and outstanding reliability. The advanced design of this monitor together with Digital Multiscan Technology allows it to sync to any video mode within its wide scan range. [. . . ] If you place equipment which generates a magnetic field such as a loudspeaker, or you change the direction of the monitor, color may lose uniformity. This function is to demagnetize the metal frame of the CRT to obtain a neutral field for uniform color reproduction. If a second degauss cycle is needed, allow a minimum interval of 20 minutes for the best result. If the control lock function is set to on, set it to off on the OPTION OSD (page 16). [. . . ]