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Appendix 101
Connectors
External connectors:
Video 15-hole connector
Network adapter RJ45 connector
USB two front-panel and four back-panel USB 2.0-compliant connectors
Audio
three connectors for line-in, line-out, and microphone;
one front-
panel connector for headphones
System board connectors:
Primary IDE drive
40-pin connector on PCI local bus
Serial ATA
two 7-pin connectors
FlexBay Drive
USB 10-pin header for optional floppy drive or optional Media
Card Reader (3.5-inch bay devices)
Fan
one 5-pin connector
PCI 2.3
two 120-pin connectors
PCI Express x1
36-pin connector
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 the power
supply inside the computer. If the system cannot boot and there is a
solid amber light, this indicates a problem with the system board
(see "Power Problems" on page 40).
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.
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 front panel (see "Diagnostic Lights" on page 47.)
Standby power light AUX_PWR on the system board