Marantz PD4250D PD4250D User Manual - Page 7

Important Information Precautions 2. Do not use this unit's polarized plug with extension cords Please read this User Guide carefully before using your plasma or outlets unless the prongs can be completely inserted. monitor and keep the User Guide handy for future reference. 3. Do not expose the unit to water or moisture. 4. Avoid damage to the power cord, and do not attempt to CAUTION modify the power cord. 5. Unplug the power cord during electrical storms or if RISK OF ELECTRIC SHOCK DO NOT OPEN the unit will not be used over a long period. 6. Do not open the cabinet which has potentially dangerous high voltage components inside. If the unit is damaged in CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER. NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. This symbol warns the user that uninsulated this way the warranty will be void. Moreover, there is a serious risk of electric shock. 7. Do not attempt to service or repair the unit. The manufacturer is not liable for any bodily harm or damage caused if unqualified persons attempt service or open the back cover. Refer all service to authorized Service Centers. voltage within the unit may have sufficient magnitude to cause electric shock. Therefore, it is dangerous to make any kind of contact with any part inside of this unit. To avoid damage and prolong operating life: 1. Use only with 100-240V 50/60Hz AC power supply. Continued operation at line voltages greater than 100240 Volts AC will shorten the life of the unit, and might This symbol alerts the user that important literature concerning the operation and maintenance of this unit has been included. Therefore, it should be read carefully in order to avoid any problems. even cause a fire hazard. 2. Handle the unit carefully when installing it and do not drop. 3. Set the unit away from heat, excessive dust, and direct sunlight. 4. Protect the inside of the unit from liquids and small metal objects. In case of accident, unplug the power cord and have it serviced by an authorized Service Center. WARNING TO PREVENT FIRE OR SHOCK HAZARDS, DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE. ALSO DO NOT USE THIS UNIT'S POLARIZED PLUG WITH AN EXTENSION CORD RECEPTACLE OR OTHER OUTLETS, UNLESS THE PRONGS CAN BE FULLY INSERTED. REFRAIN FROM OPENING THE CABINET AS THERE ARE HIGH-VOLTAGE COMPONENTS INSIDE. REFER SERVICING TO QUALIFIED 5. Do not hit or scratch the panel surface as this causes flaws on the surface of the screen. 6. For correct installation and mounting it is strongly recommended to use a trained, authorized dealer. 7. As is the case with any phosphor-based display (like a CRT monitor, for example) light output will gradually decrease over the life of a Plasma Display Panel. 8. To avoid sulfurization it is strongly recommended not to SERVICE PERSONNEL. place the unit in a dressing room in a public bath or hot spring bath. Warnings and Safety Precaution 9. Do not use in a moving vehicle, as the unit could drop or This plasma monitor is designed and manufactured to provide long, trouble-free service. No maintenance other than cleaning is required. Please see the section "Plasma monitor cleaning pro- topple over and cause injuries. 10. Do not place the unit on its side, upside-down or with the screen facing up or down, to avoid combustion or electric shock. cedure" on the next page. The plasma display panel consists of fine picture elements (cells) with more than 99.99 percent active cells. There may be some cells that do not produce light or remain lit. For operating safety and to avoid damage to the unit, read carefully and observe the following instructions. To avoid shock and fire hazards: Plasma monitor cleaning procedure: 1. Use a soft dry cloth to clean the front panel and bezel area. Never use solvents such as alcohol or thinner to clean these surfaces. 2. Clean plasma ventilation areas with a vacuum cleaner with a soft brush nozzle attachment. 3. To ensure proper ventilation, cleaning of the ventilation areas must be carried out monthly. More frequent cleaning 1. Provide adequate space for ventilation to avoid internal heat build-up. Do not cover rear vents or install the unit may be necessary depending on the environment in which the plasma monitor is installed. in a closed cabinet or shelves. If you install the unit in an enclosure, make sure there Recommendations to avoid or minimize phosphor burn-in: is adequate space at the top of the unit to allow hot air Like all phosphor-based display devices and all other gas to rise and escape. If the monitor becomes too hot, the plasma displays, plasma monitors can be susceptible to overheat protector will be activated and the monitor will phosphor burn under certain circumstances. Certain be turned off. If this happens, turn off the power to the operating conditions, such as the continuous display of a monitor and unplug the power cord. If the room where static image over a prolonged period of time, can result in the monitor is installed is particularly hot, move the phosphor burn if proper precautions are not taken. To protect monitor to a cooler location, and wait for 60 minutes to your investment in this plasma monitor, please adhere to the cool the monitor. If the problem persists, contact your following guidelines and recommendations for minimizing dealer for service. the occurrence of image burn: 6