Dell DCSM specifications Drives, Connectors, Controls and Lights

connector size	120 pins
connector data width (maximum)	32 bits
PCI Express
connector	one x1
connector size	36 pins
connector data width (maximum)	1 PCI Express lane
PCI Express
connector	one x16
connector size	164 pins
connector data width (maximum)	16 PCI Express lanes
Drives
Externally accessible:
	one 3.5-inch drive bay (FlexBay)
	two 5.25-inch drive bays
Available devices	Serial ATA drives (2), floppy drive, USB memory
	devices, CD drive, CD-RW drive, DVD drive, DVD-RW
	drive, and DVD and CD-RW combo drive, and media
	reader
Internally accessible:	two bays for 1-inch high hard drives
Connectors
External connectors:
Serial	9-pin connector; 16550C-compatible
Parallel	25-hole connector (bidirectional)
Video	15-hole connector
Network adapter	RJ45 connector
USB	two front-panel and five back-panel USB 2.0-
	compliant connectors
Audio	five connectors for line-in, line-out, microphone,
	surround, and center/Low Frequency Effects (LFE)
	channel; two front-panel connectors for
	headphones/microphone
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 connectors
PCI 2.3	120-pin connector
PCI Express x1	36-pin connector
PCI Express x16	164-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.
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.