Dell bpcwcsn_5 - OptiPlex - 740 User Manual page 109

Controls and Lights
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
Power
DC power supply:
Wattage
Heat dissipation
Voltage
Backup battery
Physical
Height
Width
Depth
Weight
Environmental
Temperature:
Operating
Storage
Relative humidity
Maximum vibration:
green light. Blinking green indicates a sleep mode; solid green
indicates a power-on state.
amber light. Blinking amber indicates a problem with an installed
device; solid amber indicates an internal power problem (see
"Power Problems" on page 321).
front panel — green
front panel — solid green light indicates network connection
rear panel — green light for 10-Mb operation; orange light for 100-
Mb operation; yellow light for a 1000-Mb (1-Gb) operation
rear panel — yellow blinking light
front panel — Four lights on the front panel. See "Diagnostic
Lights" on page 330.
AUX_PWR on the system board
280 W
955.39 BTU/hr maximum
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
11.4 cm (4.5 inches)
39.9 cm (15.7 inches)
35.3 cm (13.9 inches)
10.4 kg (23 lb)
10° to 35°C (50° to 95°F)
–40° to 65°C (–40° to 149°F)
20% to 80% (noncondensing)
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Desktop Computer