Dell Precision T7400 (Late 2007) - Manual (Page 23)

About Your Computer 23
Back View of the Computer
CAUTION: Ensure that none of the system air vents are blocked. Blocking them
would cause serious thermal problems.
11 microphone
connector
Use the microphone connector to attach a personal
computer microphone for voice or musical input into a sound
or telephony program.
12 headphone
connector
Use the headphone connector to attach headphones.
1 power connector Insert the power cable.
2 card slots Slots 2-6 support full-length cards. This includes one PCI, two
PCI Express 2.0 x16, and two PCI-X slots.
Slots 1 and 7 support half-length cards. This includes one PCI
Express x8 (wired as x4) and one PCI-X slot.
3 back panel
connectors
Plug USB, audio, and other devices into the appropriate
connector (see "Back Panel Connectors" on page 24 for more
information.
1
3
2