Dell Precision T3400 (Late 2007) - Manual (Page 21)

Quick Reference Guide 21
Setting Up Your Computer
Changing Between Tower and Desktop Orientations
CAUTION: Before you begin any of the procedures in this section, follow the
safety instructions in the Product Information Guide .
NOTE: To change your computer to either the tower or the desktop orientation, you
must use an optional kit available from Dell. See "Product Information" in your User’s
Guide for more details on ordering from Dell.
NOTE: The tower computer supports one more 3.5-inch drive in the front than does
the desktop computer.
1 Follow the procedures in "Before You Begin" in your User’s Guide.
2 Remove the computer cover (see "Removing the Computer Cover" in your
User’s Guide).
3 Remove the front panel (see "Removing the Front Panel" in your User’s
Guide).
4 Remove the drive panel and prepare the drive panel by adding or removing
inserts, as needed (see "Drive Panel" in your User’s Guide).
9 Rear Quad USB
2.0 connectors
(4) Use the back USB connectors for devices that typically
remain connected, such as printers and keyboards.
NOTE: It is recommended that you use the front USB
connectors for devices that you connect occasionally, such as
flash memory keys or cameras, or for bootable USB devices.
10 serial connector Connect a serial device, such as a handheld device, to the
serial port. The default designations are COM1 for serial
connector 1 and COM2 for the optional serial connector 2.
For more information, see "System Setup Options" in your
User’s Guide.
11 keyboard
connector If you have a PS/2 keyboard, plug it into the purple keyboard
connector. If you have a USB keyboard, plug it into a USB
connector.