Owners Manual
Table Of Contents
- About Your System
- Accessing System Features During Startup
- Front-Panel Features and Indicators
- LCD Panel Features
- Hard-Drive Indicator Patterns for RAID
- Back Panel Features and Indicators
- Power Indicator Codes
- NIC Indicator Codes
- LCD Status Messages
- System Messages
- Warning Messages
- Diagnostics Messages
- Alert Messages
- Other Information You May Need
- Using the System Setup Program and UEFI Boot Manager
- Installing System Components
- Recommended Tools
- Inside the System
- Front Bezel (Optional)
- Information Tag
- Opening and Closing the System
- Hard Drives
- Power Supplies
- Internal SD Module
- Internal SD Flash Card
- Internal USB Memory Key
- Internal USB Cable
- Integrated Dell Remote Access Controller 6 (iDRAC6) Enterprise Card (Optional)
- VFlash Media (Optional)
- NIC Hardware Key
- Cooling Shroud
- Cooling Fans
- Optical Drive
- Integrated Storage Controller Card
- RAID Battery
- Cable Routing
- Expansion Cards and Expansion-Card Risers
- Expansion Card Installation Guidelines
- Installing an Expansion Card
- Removing an Expansion Card
- Removing Expansion-Card Riser 1
- Replacing Expansion-Card Riser 1
- Removing Expansion-Card Riser 2
- Replacing Expansion-Card Riser 2
- Removing Expansion-Card Riser 2 From the Expansion-Card Bracket
- Replacing the Riser 2 Board on the Expansion-Card Bracket
- System Memory
- Processors
- System Battery
- Control Panel Assembly
- SAS Backplane (Service Only Procedure)
- System Board
- Troubleshooting Your System
- Safety First-For You and Your System
- Troubleshooting System Startup Failure
- Troubleshooting External Connections
- Troubleshooting the Video Subsystem
- Troubleshooting a USB Device
- Troubleshooting a Serial I/O Device
- Troubleshooting a NIC
- Troubleshooting a Wet System
- Troubleshooting a Damaged System
- Troubleshooting the System Battery
- Troubleshooting Power Supplies
- Troubleshooting System Cooling Problems
- Troubleshooting a Fan
- Troubleshooting System Memory
- Troubleshooting an Internal SD Card
- Troubleshooting an Internal USB Memory Key
- Troubleshooting an Optical Drive
- Troubleshooting a Hard Drive
- Troubleshooting a Storage Controller
- Troubleshooting Expansion Cards
- Troubleshooting the Processor
- Running the System Diagnostics
- Jumpers and Connectors
- Getting Help
- Index

Installing System Components 145
Control Panel Assembly
NOTE: The control panel assembly consists of two separate modules—the display
module and the control panel circuit board. Use the following instructions to
remove and install either module.
Removing the Control Panel Display Module
CAUTION: Many repairs may only be done by a certified service technician.
You should only perform troubleshooting and simple repairs as authorized in
your product documentation, or as directed by the online or telephone service
and support team. Damage due to servicing that is not authorized by Dell is not
covered by your warranty. Read and follow the safety instructions that came
with the product.
1
Turn off the system and attached peripherals, and disconnect the system
from the electrical outlet and peripherals.
2
Open the system. See "Opening the System" on page 83.
3
Disconnect the display module cable from the control panel board.
SeeFigure3-29.
4
Using a knife or a small flat-blade screwdriver, insert the blade beneath the
front panel of the display and slide the blade across the bottom to lift the
panel outward. See Figure 3-29.
5
Bend the panel upward to allow access to the mounting screws.
6
Using a T10 Torx driver, remove the two screws that secure the display
module to the system chassis.
7
Remove the display module from the chassis cutout.
Installing the Control Panel Display Module
CAUTION: Many repairs may only be done by a certified service technician.
You should only perform troubleshooting and simple repairs as authorized in
your product documentation, or as directed by the online or telephone service
and support team. Damage due to servicing that is not authorized by Dell is not
covered by your warranty. Read and follow the safety instructions that came
with the product.
1
Insert the display module into the chassis cutout and secure with the two
Torx screws. See Figure 3-29.
2
Attach the replacement panel to the front of the display module.