Dell Precision T7400 (Late 2007): 11 serial connectors (2)
11 serial connectors (2): Dell Precision T7400 (Late 2007)
Table of contents
- Notes, Notices, and Cautions
- Contents
- Finding Information What Are You Looking For? Find It Here
- What Are You Looking For? Find It Here
- What Are You Looking For? Find It Here
- What Are You Looking For? Find It Here
- What Are You Looking For? Find It Here Setting Up Your Computer Changing Between Tower and Desktop Orientations Switching From Tower to Desktop Orientation
- Switching From Desktop to Tower Orientation Installing Your Computer in an Enclosure
- • Leave 10.2 cm (4 in) minimum clearance on all vented sides of the computer to permit the airflow required for proper ventilation.
- • Do not install your computer in an enclosure that does not allow airflow.
- Transferring Information to a New Computer Microsoft Windows XP
- Files and Settings Transfer Wizard (With the Operating System Disc) PREPARE THE DESTINATION COMPUTER FOR THE FILE TRANSFER — COPY DATA FROM THE SOURCE COMPUTER —
- TRANSFER DATA TO THE DESTINATION COMPUTER — Files and Settings Transfer Wizard (Without the Operating System Disc) CREATE A WIZARD DISK — COPY DATA FROM THE SOURCE COMPUTER —
- TRANSFER DATA TO THE DESTINATION COMPUTER — Microsoft Windows Vista Power Protection Devices
- Surge Protectors Line Conditioners Uninterruptible Power Supplies
- About Your Computer Front View (Tower Orientation) 1–3 5.25-inch drive bays
- 13 network link light The network link light is on when a good connection exists
- Back View (Tower Orientation)
- Back Panel Connectors 6 link integrity light Green — A good connection exists between a 10-Mbps
- 11 serial connectors (2)
- Cleaning Your Computer Computer, Keyboard, and Monitor Mouse (Non-Optical)
- Floppy Drive CDs and DVDs Troubleshooting Tools Power Lights
- • Eliminate interference. Some possible causes of interference are:
- Diagnostic Lights Diagnostic Light Codes During POST Light Pattern Problem Description Suggested Resolution
- Light Pattern Problem Description Suggested Resolution
- Light Pattern Problem Description Suggested Resolution
- Light Pattern Problem Description Suggested Resolution
- Beep Codes Code Cause Code Description Suggested Remedy
- Code Description Suggested Remedy System Messages
- Hardware Troubleshooter
- Dell Diagnostics When to Use the Dell Diagnostics Starting the Dell Diagnostics From Your Hard Drive
- Starting the Dell Diagnostics From the Drivers and Utilities Disc
- Dell Diagnostics Main Menu Option Function
- Tab Function Troubleshooting
- Battery Problems Drive Problems
- Optical Drive Problems Hard Drive Problems
- E-Mail, Modem, and Internet Problems HECK THE MICROSOFT OUTLOOK EXPRESS SECURITY SETTINGS — If you cannot RUN THE MODEM DIAGNOSTIC TOOL —
- VERIFY THAT THE MODEM IS COMMUNICATING WITH WINDOWS — Error Messages
- IEEE 1394 Device Problems
- Keyboard Problems Lockups and Software Problems The computer does not start up The computer stops responding A program stops responding
- A program crashes repeatedly A program is designed for an earlier Windows operating system A solid blue screen appears Other software problems
- Memory Problems F YOU RECEIVE AN INSUFFICIENT MEMORY MESSAGE — IF YOU EXPERIENCE OTHER MEMORY PROBLEMS — Mouse Problems C HECK THE MOUSE CABLE —
- RESTART THE COMPUTER — HECK THE MOUSE SETTINGS — Network Problems
- Power Problems
- Printer Problems Scanner Problems
- Sound and Speaker Problems
- No sound from headphones Video and Monitor Problems The screen is blank
- The screen is difficult to read
- 3D image quality is poor Only part of the screen is readable

7 network adapter
To attach your computer to a network or broadband device,
connector
connect one end of a network cable to either a network jack or
your network or broadband device. Connect the other end of
the network cable to the network adapter connector on your
computer. A click indicates that the network cable has been
securely attached.
Do not plug a telephone cable into the network connector.
On computers with an additional network connector card, use
the connectors on the card and on the back of the computer
when setting up multiple network connections (such as
a separate intra- and extranet).
It is recommended that you use Category 5 wiring and connectors
for your network. If you must use Category 3 wiring, force the
network speed to 10 Mbps to ensure reliable operation.
8network
Flashes a yellow light when the computer is transmitting or
activity light
receiving network data. A high volume of network traffic may
make this light appear to be in a steady "on" state.
9 USB 2.0
It is recommended that you use the front USB connectors for
connectors (5)
devices that you connect occasionally, such as flash memory
keys, cameras, or bootable USB devices.
Use the back USB connectors for devices that typically remain
connected, such as printers and keyboards.
10 keyboard
If you have a standard PS/2 keyboard, plug it into the purple
connector
keyboard connector. If you have a USB keyboard, plug it into
a USB connector.
11 serial
Connect a serial device, such as a handheld device, to the
connectors (2)
serial port. If necessary, the address for this port can be
modified through the system setup program (see "System
Setup" in you User’s Guide).
22 Quick Reference Guide

