Dell Dimension 8400 Series, Manual

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Appendix
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Controls and Lights
Power control push button
Power light green light — Blinking green in sleep state; solid green for 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 44).
Hard-drive access light green
Link integrity light (on integrated
network adapter) green light — A good connection exists between a 10-Mbps
network and the computer.
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" on page 51.)
Standby power light AUX_PWR on the system board
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
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 lbs)