Lenovo HORIZON 2s, Руководство по обслуживанию

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Replacing the speaker system
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the rear cover.
To replace the speaker system:
Step 1. Remove any media (disks, CDs, DVDs, or memory cards) from the drives, shut down the operating
system, and turn off the computer and all attached devices.
Step 2. Unplug all power cords from electrical outlets.
Step 3. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O)
cables, and any other cables that are connected to the computer. Refer to “Left and right view”
and “Rear view” for help with locating the various connectors.
Step 4. Remove the rear cover. Refer to "Removing the rear cover".
Step 5. Remove the battery. Refer to “Replacing the battery”.
DANGER
Disconnect the battery power cable from the connector on the motherboard before
proceeding replacing any parts to avoid electric shock!
Step 6. Disconnect the speaker cable from the connector on motherboard. 1
Step 7. Lift up speaker system to remove it.
Step 8. To install the new speaker system:
a. Line up the new speaker system with the mounting holes on the rear cover, place the new
speaker system into position.
b. Connect the new speaker cable to the connector on the motherboard.
c. Reattach the battery to the rear cover.
Step 9. Reattach the rear cover and secure it with the screw.
Replacing the power connector
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the rear cover.
Chapter 8
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Replacing hardware
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