Dell T8144 manual 101

Connectors

External connectors:

Video	15-hole connector
Network adapter	RJ-45 connector
USB	two front-panel and five back-panel USB 2.0-compliant connectors
Audio	five connectors for line-in, line-out, microphone/ side-surround,
	surround, and center/subwoofer connector (LFE channel); two front-
	panel connectors for headphones and microphone
System board connectors:
Primary IDE drive	one 40-pin connector on PCI local bus
Serial ATA	two 7-pin connectors
FlexBay Drive	one USB 10-pin header for optional Media Card Reader (3.5-inch bay device)
Floppy drive	one 33-pin connector
Fan	one 5-pin connectors
PCI 2.3	two 120-pin connectors
PCI Express x1	one 36-pin connector
PCI Express x16	one 164-pin connector
Controls and Lights
Power button	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 36).
Hard-drive access light	green
Link integrity light (on integrated	green light — A good connection exists between a 10-Mbps network
network adapter)	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 43.)
Standby power light	AUX_PWR on the system board

Appendix

101