116 Installing System Components
Installing the RAID Battery
  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 RAID battery into the battery carrier until it locks into place. 
See Figure 3-22.
2
Connect the cable to the battery. See Figure 6-1.
3
Close the system. See "Closing the System" on page 67.
4
Turn on the system and attached peripherals.
Control Panel Assembly
Removing the Control-Panel 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
If installed, remove the front bezel. See "Removing the Front Bezel" on 
page 65.
2
Turn off the system and attached peripherals, and disconnect the system 
from the electrical outlet and peripherals.
3
Remove the single screw securing the bracket to the module and remove 
the bracket.
4
Disconnect the control-panel cable at back of the module by using the pull 
tab. See Figure 3-23.
  CAUTION: Do not pull on the cable to unseat the connector. Doing so can 
damage the cable. 
5
Remove the screw securing the power button board to the control-panel 
module. See Figure 3-23.
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