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Dell OptiPlex 745 User Manual

Dell OptiPlex 745
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Controls and Lights
Power control
push button
Power light
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).
Hard-drive access light
green
Link light
solid green light indicates network connection
Link integrity light (on integrated network adapter)
green light for 10-Mb operation; orange light for 100-
Mb operation; yellow light for a 1000-Mb (1-Gb)
operation
Activity light (on integrated network adapter)
yellow blinking light
Diagnostic lights
Four lights on the front panel. See Diagnostic Lights.
Standby power light
AUX_PWR on the system board
Power
DC power supply:
NOTE: Power consumption can be zero when the
computer is unplugged.
Wattage
305 W
Heat dissipation
1041 BTU/hr
NOTE: Heat dissipation is calculated based upon the
power supply rating.
Voltage
manual selection power supplies90 to 135 V at 60
Hz;180to265Vat50Hz
Backup battery
3-V CR2032 lithium coin cell
Physical
Height
41.4 cm (16.3 inches)
Width
18.5 cm (7.3 inches)
Depth
43.9 cm (17.3 inches)
Weight
12.34 kg (27.2 lb)
Environmental
Temperature:
Operating
10°to35°C(50°to95°F)
Storage
40°to65°C(40°to149°F)
Relative humidity
20% to 80% (noncondensing)
Maximum vibration:
Operating
0.25 G at 3 to 200 Hz at 0.5 octave/min
Storage
0.5 G at 3 to 200 Hz at 1 octave/min
Maximum shock:
Operating
bottom half-sine pulse with a change in velocity of
50.8 cm/sec (20 inches/sec)
Storage
27-G faired square wave with a velocity change of
508 cm/sec (200 inches/sec)
Altitude:
Operating
15.2 to 3048 m (50 to 10,000 ft)
Storage
15.2 to 10,668 m (50 to 35,000 ft)

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Dell OptiPlex 745 Specifications

General IconGeneral
ChipsetIntel Q965 Express
MemoryUp to 8GB DDR2 SDRAM
Form FactorMini Tower, Desktop, Small Form Factor, Ultra Small Form Factor
AudioIntegrated High Definition Audio
Power Supply305W (Mini Tower)
ProcessorIntel Core 2 Duo, Pentium D
GraphicsIntegrated Intel Graphics Media Accelerator 3000
NetworkingIntegrated Gigabit Ethernet
Expansion Slots2 PCI, 1 PCIe x16, 1 PCIe x1
PortsUSB 2.0, Serial, Parallel, RJ-45, Audio jacks
Operating SystemWindows XP, Windows Vista
Optical DriveDVD-ROM, DVD+/-RW

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