Dell Precision T7400 Support Question
Dell Precision T7400 Support Question
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Question posted by dboweAn on February 5th, 2014
How To Replace Power Supply T7400
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Related Dell Precision T7400 Manual Pages
Quick Reference Guide - Page 5
...For? You can be found at support.dell.com.
• How to remove and replace parts
Dell Precision™ User's Guide
• Specifications
Microsoft® Windows® XP and Microsoft
•...
Guides.
2 Click the User's Guide for my computer • My device documentation • Desktop System Software (DSS)
NOTE: The Drivers and Utilities disc may be optional and may ship with...
Quick Reference Guide - Page 16
...click Continue. 3 Click Start a new transfer or Continue a transfer in progress. Power Protection Devices
Several devices are the files and settings?, click to select the method you...and settings and applies them to protect against power fluctuations and failures: • Surge protectors • Line conditioners • Uninterruptible power supplies (UPS)
16
Quick Reference Guide
When the...
Quick Reference Guide - Page 17
... modem protection.
Line conditioners are designed to a UPS.
Quick Reference Guide
17 Surge Protectors
Surge protectors and power strips equipped with a higher joule rating offers more protection. See the surge protector documentation for certain types of damage. Uninterruptible Power Supplies
NOTICE: Loss of different devices. Connect other devices, such as a printer, to a separate...
Quick Reference Guide - Page 56
... Vista), 16
troubleshooting beep codes, 30 conflicts, 32 Dell Diagnostics, 33 diagnostic lights, 26 Hardware Troubleshooter, 32 Help and Support Center, 8 power lights, 24 problems, 37 system messages, 31
U
uninterruptible power supply. See monitor Service Tag, 6 software
conflicts, 32 problems, 43-44 sound connectors line-out, 21 support website, 7
56
Index
T
transferring information...
User's Guide - Page 5
Uninterruptible Power Supplies 60
5 Securing Your Computer 61
Chassis Intrusion Detection 61 Removing the Chassis Intrusion Switch 61 Replacing the Chassis Intrusion Switch 62 Resetting the Chassis Intrusion Detector . . . . . 62
Security Cable Lock 63
Passwords 64 About Passwords 64 Using a Primary (or System) Password ...
User's Guide - Page 8
...
I/O Panel 146 I/O-Panel Components 147 Removing the I/O Panel 148 Replacing the I/O Panel 149
Processor 150 Removing the Processor 150 Installing the Processor 154
Power Supply 160 DC Connector Pin Assignments 160 Replacing the Power Supply 169
Battery 169 About the Battery 169 Removing the Battery 170 Replacing the Battery 171
Memory 172 Fully Buffered DIMM (FBD) Memory...
User's Guide - Page 26
Inside View
1 2
3
4
5
6
7
1
power supply
2
hard drive bay
3
memory shroud
NOTICE: The memory shroud holds the (optional) memory riser cards in order to secure the risers and to avoid damage.
4
5.25-inch drive bay
5
5.25-inch drive bay with 3.5-inch drive panel
plate
26
About Your Computer its thumbscrews must be sufficiently tight in place;
User's Guide - Page 33
... when a device such as the optical drive is calculated based upon the power supply wattage rating. orange light for 10-Mb operation; Controls and Lights Hard-drive access ...light
Link integrity lights
Activity light Diagnostic lights Standby power light Power DC power supply
Wattage Heat dissipation
Voltage Backup battery Physical Height Width Depth
Front panel: ...
User's Guide - Page 36
... ASF User's Guide and the ASF Administrator's Guide, which are available on the Dell Support website at support.dell.com.
36
Advanced Features Power Supply: Critical Power Supply Problem
The computer power supply voltage is not functioning.
Alert Cleared
Heartbeats: Entity Presence Periodic heartbeats have been transmitted to BIOS
The BIOS did not complete loading upon...
User's Guide - Page 59
...
2 On the Where are available to protect against power fluctuations and failures: • Surge protectors • Line conditioners • Uninterruptible power supplies (UPS)
Setting Up Your Computer
59 When all ...your new computer. Follow the instructions provided on the screen.
Power Protection Devices
Several devices are the files and settings? Follow the instructions on the screen...
User's Guide - Page 60
...by Underwriters Laboratories (UL).
60
Setting Up Your Computer A device with surge protection help prevent damage to your computer to connected devices when AC power is available.
Uninterruptible Power Supplies
NOTICE: Loss of different devices. UPS devices contain a battery that provides surge protection. See the UPS manufacturer documentation for modem connection instructions...
User's Guide - Page 108
...
Problem Description
A possible processor failure has occurred. Diagnostic Light Codes During POST
The power light displays a solid green for diagnostic light codes during POST. Verify that both power supply cables are plugged in to
"Processor" on page 150.
(blinking)
amber
Power supply cables are not properly connected.
Suggested Resolution
Reinstall the processor (see "Processor" on...
User's Guide - Page 118
...A C H M E N T F A I O U S S H U T D O W N D U E T O T H E R M A L E V E N T - See "Drive Problems" on page 98. POWER SUPPLY FAN FAILURE - ALERT! See "Contacting Dell" on page 171.
Ensure that all the fans are using or have... the airflow vents and that you are properly installed and operating correctly. Replace the battery. PLEASE POPULATE MEMORY IN MATCHED SETS FOR NORMAL OPERATION. -...
User's Guide - Page 160
19 Press to enter system setup and check under Processor Info to verify that the new processor has been installed properly. Power Supply
DC Connector Pin Assignments
160
Adding and Replacing Parts
User's Guide - Page 167
... Product Information Guide. See "Removing the Computer Cover" on page 141.
3 Disconnect the DC power cables from the electrical outlet before you replace them to prevent their being pinched or crimped.
4 Remove the four screws that attach the power supply to components inside your computer's electronic components. You must route these cables properly when...
User's Guide - Page 168
1
1 power supply screws (4)
5 Slide the power supply toward the front of the computer by approximately one inch.
6 Lift the power supply out of the computer.
168
Adding and Replacing Parts
User's Guide - Page 169
.... Discard used batteries according to the manufacturer's instructions.
Adding and Replacing Parts
169
Replacing the Power Supply
1 Slide the power supply into place.
2 Replace the four screws that secure the power supply to the back of the computer chassis.
3 Reconnect the DC power cables.
4 On the computer, reattach the power cables to the side of your computer's electronic components...
User's Guide - Page 227
... card or to the system board. Adding and Replacing Parts
227
Most connectors are keyed for correct insertion. General Drive Installation Guidelines NOTICE: If metal shields are keyed for correct insertion;
When you install a drive, you connect two cables-a DC power cable from the power supply and a data cable-to the back of the...
User's Guide - Page 290
... The following information is provided on the device or devices covered in this document in compliance with the FCC regulations:
• Product name: Dell™ Precision™ T7400
• Model number: DCDO
• Company name: Dell Inc.
User's Guide - Page 304
...software enhances network and computer security by enabling features such as the motherboard.
A program used when the electrical power fails or drops to shut
304
Glossary
uninterruptible power supply - Small UPS systems provide battery power for this program.
trusted platform module - SXGA+ -
UPS systems typically provide surge suppression and may also provide voltage...
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