HP LaserJet 4100 Service Manual - Page 360

Site requirements The following environmental specifications must be maintained to ensure the correct operation of the printer. Consider the following points before installing the printer: ! Install in a well-ventilated, dust-free area. ! Install on a hard, flat, continuous surface, with all four printer feet level. Do not install on carpet or other soft surfaces. ! Ensure adequate power is supplied. Printer power requirements are listed in table 3. Uninterruptable power supplies (UPSs) are not recommended. ! Install where temperature and humidity are stable, away from water sources, humidifiers, air conditioners, refrigerators, or other major appliances. See table 4 for temperature and humidity ranges. ! Install away from direct sunlight, open flames, or ammonia fumes. If the printer is placed near a window, make sure the window has a curtain or blind to block direct sunlight. ! Install with enough space around the printer for access and ventilation. ! Install away from the direct flow of exhaust from air ventilation systems. Table 3. Electrical specifications for the HP LaserJet 4100 series printers Volts Frequency Circuit Capacity Watts (W) (typical) 100-127 VAC±10% 50/60 Hz ± 3 Hz Minimum recommended = 10 amps printing = 450 W standby = 19 W PowerSave on = 18 W (EPA ENERGY STAR®) 220-240 VAC±10% 50/60 Hz ± 3 Hz Minimum recommended = 5 amps printing = 450 W standby = 19 W PowerSave on = 18 W (EPA ENERGY STAR®) EN Chapter 1 Printer description 21