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Replacing the Battery
Dell Studio XPS™ 435MT Service Manual
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
WARNING: A new battery can explode if it is incorrectly installed. Replace the battery only with the same or equivalent type recommended by the manufacturer. Discard used batteries according to the manufacturer's instructions.
1.Record all the screens in system setup (see System Setup) so that you can restore the correct settings in step 10.
2.Follow the procedures in Before You Begin.
3.Remove the computer cover (see Replacing the Computer Cover).
4.Locate the battery socket (see System Board Components).
CAUTION: If you pry the battery out of its socket with a blunt object, be careful not to touch the system board with the object. Ensure that the object is inserted between the battery and the socket before you attempt to pry out the battery. Otherwise, you may damage the system board by prying off the socket or by breaking circuit traces on the system board.
1 
battery (positive side) 
2 
battery release lever 
5.Carefully press the battery release lever away from the battery and the battery will pop out.
6.Remove the battery from the system and properly dispose of the battery.
7.Insert the new battery into the socket with the side labeled "+" facing up, then snap the battery into place.
1 
battery (positive side) 
2 
battery release lever 
8.Replace the computer cover (see Replacing the Computer Cover).
9.Connect your computer and devices to electrical outlets, and then turn them on.
10.Enter system setup (see System Setup) and restore the settings you recorded in step 1.