Dell Dimension 8400 - Drive Problems

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orange light — A good connection exists between a
100-Mbps network and the computer.
yellow light — A good connection exists between a 1
Gb (or 1000-Mbps) network and the computer.
off (no light) — The computer is not detecting a
physical connection to the network.
Activity light (on integrated network adapter)
yellow blinking light
Diagnostic lights
four lights on the back panel (See "Diagnostic
Lights.")
Standby power light
AUX_PWR on the system board
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Power
DC power supply:
Wattage
350 W
Heat dissipation
460.7 BTU/hr
Voltage (see the safety instructions located in
the Product Information Guide for important
voltage setting information)
fixed-voltage power supply — 110 V at 50/60 Hz
manual selection and auto-sensing power supplies —
90to135Vat50/60Hz;180to265Vat50/60Hz;
100 V at 50/60 Hz for Japanese computers
Backup battery
3-V CR2032 lithium coin cell
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Physical
Height
42.5 cm (16.7 inches)
Width
18.1 cm (7.1 inches)
Depth
44.7 cm (17.6 inches)
Weight
12.7 kg (28 lb)
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Environmental
Temperature:
Operating
10°to35°C(50°to95°F)
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NOTE: At35°C(95°F),themaximumoperating
altitude is 914 m (3000 ft).
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 20
inches/sec (50.8 cm/sec)
Storage
27-G faired square wave with a velocity change of
200 inches/sec (508 cm/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)