Dell Optiplex-620 User Guide - Page 94
Boot Sequence, Controls and Lights, Power, Physical, Environmental - user manual
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or environment specified by the remote boot environment (PXE) rather than from one of the devices in the system setup Boot Sequence option (during start-up only) displays a boot device menu that allows the user to enter a device for a single boot (during start-up only) as well as options to run hard-drive and system diagnostics Controls and Lights Power control Power light Hard-drive access light Link light Link integrity light (on integrated network adapter) Activity light (on integrated network adapter) Diagnostic lights Standby power light push button green light - Blinking green indicates sleep mode; solid green indicates power-on state. amber light - Blinking amber indicates a problem with an installed device; solid amber indicates an internal power problem (see "Power Problems"). green solid green light indicates network connection green light for 10-Mb operation; orange light for 100Mb operation; yellow light for a 1000-Mb (1-Gb) operation yellow blinking light Four lights on the back panel. See "Diagnostic Lights." AUX_PWR on the system board Power DC power supply: Wattage Heat dissipation Voltage Backup battery 305 W 1041 BTU/hr NOTE: Heat dissipation is calculated based upon the power supply wattage rating. manual selection power supplies-90 to 135 V at 50/60 Hz; 180 to 265 V at 50/60 Hz 3-V CR2032 lithium coin cell Physical Height Width Depth Weight 41.4 cm (16.3 inches) 18.5 cm (7.3 inches) 43.9 cm (17.3 inches) 12.34 kg (27.2 lb) Environmental Temperature: Operating Storage Relative humidity Maximum vibration: Operating Storage Maximum shock: Operating Storage Altitude: Operating Storage 10° to 35°C (50° to 95°F) -40° to 65°C (-40° to 149°F) 20% to 80% (noncondensing) 0.25 G at 3 to 200 Hz at 0.5 octave/min 0.5 G at 3 to 200 Hz at 1 octave/min bottom half-sine pulse with a change in velocity of 50.8 cm/sec (20 inches/sec) 27-G faired square wave with a velocity change of 508 cm/sec (200 inches/sec) -15.2 to 3048 m (-50 to 10,000 ft) -15.2 to 10,668 m (-50 to 35,000 ft)