HP Scitex FB910 HP Scitex FB910 Printer Series - User Manual - Page 57
Uv Lamps, Warning, Vorsicht
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UV Lamps The printer's two UV lamps (on the left and right sides of the printhead carriage) emit the high-intensity ultraviolet light that is necessary to cure the UV ink. The lamps have shutters, which close when lamps are not over the media. This prevents the light from causing the ink in the drip tray, on the printheads, and elsewhere off the media from curing. You should be aware of the following characteristics of these lamps when operating the printer: WARNING UV light hazard. The UV parking station must be installed during printing. Excess exposure to highintensity UV light can result in photokeratitis (also known as snowblindness or welder's flash). AVOID LOOKING DIRECTLY AT THE UV LAMPS. VORSICHT UV Licht hoher Intensität. Bitte vermeiden Sie es, direkt in die Lampen zu schauen. • UV light exposure - the printer is designed with shields, louvers, and other features to protect the operator from exposing the eyes and skin to high levels of UV radiation. Do not look directly at the UV light. • High/low lamp operation - the UV lamps are operated at high intensity only when curing the ink. When the carriage is not directly over the media, the lamps are switched to a lower intensity. • Warm-up/cool down cycle - the UV lamps take about one minute to warm up to operating temperature, and about three minutes to cool down fully. After printing, the lamps must fully complete their controlled cool-down cycle before warming up again for the next print job (for a total elapsed time of about four minutes). During each cycle, a countdown timer that shows the time remaining appears on the control panel. To save time, you can manually switch on or off the lamps on via the control panel (Tools > Turn UV Lamps On/Off). Ink System Overview 3-3