DELL inspiron 4100 User Manual

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Removing and Replacing Parts: Dell Inspiron 4100
4.  Make sure the computer is undocked. 
5.  Disconnect the computer from the electrical outlet. 
6.  To avoid possible damage to the system board, wait 10 to 20 seconds and then disconnect any 
attached devices. 
7.  Disconnect all other external cables from the computer. 
8.  Remove any installed PC Cards or plastic blanks from the PC Card slot. 
9.  Close the display and turn the computer upside down on a flat work surface. 
NOTICE: 
To avoid damaging the system board, you must remove the main battery and 
secondary battery (if present) before you service the computer. 
10.  Remove the primary battery from the battery bay and the secondary battery from the module 
bay, if a secondary battery is in use. 
11.  Remove any device installed in the module bay. 
12.  To dissipate any static electricity while you work, use a wrist grounding strap or periodically 
touch an unpainted metal surface. 
13.  Handle components and cards with care. Do not touch the components or contacts on a card. 
Hold a card by it edges or by its metal mounting bracket. Hold a component such as a 
microprocessor by its edges, not by its pins. 
Recommended Tools
The procedures in this manual require the following tools:
     
#1 magnetized Phillips screwdriver
     
¼-inch flat-blade screwdriver
     
Small plastic scribe
     
Microprocessor extractor
     
Flash BIOS update program floppy disk or CD
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