Dell P90F, Руководство по обслуживанию

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2. Tighten the seven (M2.5x6) screws and the two captive screws to secure the base cover to the computer.
Next steps
1. Replace the SD card
2. Follow the procedure in after working inside your computer
Battery
Lithium-ion battery precautions
CAUTION:
● Exercise caution when handling Lithium-ion batteries.
● Discharge the battery as much as possible before removing it from the system. This can be done by
disconnecting the AC adapter from the system to allow the battery to drain.
● Do not crush, drop, mutilate, or penetrate the battery with foreign objects.
● Do not expose the battery to high temperatures, or disassemble battery packs and cells.
● Do not apply pressure to the surface of the battery.
●
Do not bend the battery.
● Do not use tools of any kind to pry on or against the battery.
● Ensure any screws during the servicing of this product are not lost or misplaced, to prevent accidental
puncture or damage to the battery and other system components.
● If the battery gets stuck inside your computer as a result of swelling, do not try to release it as puncturing,
bending, or crushing a lithium-ion battery can be dangerous. In such an instance, contact Dell technical
support for assistance. See
www.dell.com/contactdell .
● Always purchase genuine batteries from www.dell.com or authorized Dell partners and resellers.
Disconnecting the battery
Prerequisites
1. Follow the procedure in before working inside your computer
2. Remove the SD card .
3. Remove the base cover .
Disassembly and reassembly 23