Dell Studio 1557 Service Manual page 4

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1. Ensure that the work surface is flat and clean to prevent the computer cover from being scratched.
 
2. Turn off your computer (see
 
CAUTION:
To disconnect a network cable, first unplug the cable from your computer, and then unplug it from the network device.
 
3. Disconnect all telephone or network cables from the computer.
 
4. Disconnect your computer and all attached devices from their electrical outlets.
 
5. Disconnect all attached devices from your computer.
 
6. Press and eject any installed cards from the ExpressCard slot and the 8-in-1 Memory Card Reader.
 
CAUTION:
To help prevent damage to the system board, you must remove the battery from the battery bay before you service the computer.
 
CAUTION:
To avoid damage to the computer, use only the battery designed for this particular Dell computer. Do not use batteries designed for
other Dell computers.
 
7. Turn the computer over.
 
8. Slide the battery release latch until it clicks into place.
 
9. Slide the battery out of the battery bay.
1
battery
2
battery release latch
 
10. Turn the computer top side up, open the display, and press the power button to ground the system board.
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Turning Off Your
Computer) and all attached devices.

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