Dell PowerEdge R300 Guide De Mise En Route page 14

Drives
Hard Drives
SATA
SAS
CD/DVD drive
USB flash drive
Connectors
Externally accessible
Back
Network adapter
Serial
USB
Video
Front
Video
USB
Internally accessible
SATA channels
USB key (for memory key)
12
Getting Started With Your System
Up to two 3.5-inch, internal
(optional for hot-plug)
Up to two 3.5-inch, internal with optional SAS
controller card (optional for hot-plug)
One optional DVD, or combination
CD-RW/DVD in a device drive bay
NOTE:
DVD devices are data only.
One optional drive that emulates a diskette drive
or hard drive
Two RJ-45 (for integrated 1-Gigabit network
adapters)
9 pin
Two 4-pin, USB 2.0 compliant
15-pin VGA
15-pin VGA
Two 4-pin, USB 2.0 compliant
Three 7-pin
one 4-pin, USB 2.0-compliant