Dell Latitude 12 Rugged Extreme (7204), Руководство по началу работы

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WARNING: Before removing or replacing the battery, turn off the computer,
disconnect the AC adapter from the electrical outlet and the computer, disconnect
the modem from the wall connector and computer, and remove any other external
cables from the computer.
WARNING: Not for use in hazardous locations. See installation instructions.
WARNING: To prevent ignition in a hazardous atmosphere, batteries must only be
changed or charged in an area known to be non-hazardous.
NOTE: The battery cannot be installed or removed with the optional accessory
handle installed. The handle must be removed first (if present).
1. Unlock the battery release latch by pushing it upwards.
2. Slide the latch to the right to release the battery.
3. Remove the battery from the computer.
Installing the Battery
1. Slide the battery into its slot.
2. Push the battery latch down to lock it.
Removing the Hard Drive
1. To open the hard drive latch door, push the latch button to the left (if locked).
2. Open the hard-drive latch door by pushing the latch down.
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