Dell Dimension 4500 - Manual (Page 88)

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Ports and Connectors (continued)
Internally accessible:
Primary IDE channel 40-pin connector on PCI local bus
Secondary IDE channel 40-pin connector on PCI local bus
Floppy drive 34-pin connector
Video
Video controller AGP 4X
Audio
Audio controller 1981A
Controls and Lights
Power control push button
Power light green light on power button—blinking green
in sleep state; solid green for power-on state;
solid amber for possible internal power
problem
Hard-drive access light green
Diagnostic code lights four bicolor (amber and green) located on
back panel
Power
DC power supply:
Wattage 250 W
Heat dissipation 534 BTU (fully-loaded computer without
monitor)
Voltage (see page 9 for important
voltage setting information) 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 coin cell