Replacing The Tv Tuner Card - Lenovo IdeaCentre B520e Hardware Maintenance Manual

Step 8. Line up the new speaker system with the chassis then secure it using the screws.
Step 9. Connect the new speaker cables to the motherboard.
Step 10. Reattach the EMI cover, back deco, the computer cover and computer stand.

Replacing the TV tuner card

Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover.
Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo
recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches
or other damage.
To replace the TV tuner card:
Step 1. Remove the computer cover. Refer to "Removing the computer cover".
Step 2. Remove the back deco. Refer to "Removing the back deco".
Step 3. Remove the computer stand. Refer to "Removing the computer stand".
Step 4. Remove the EMI cover. Refer to "Removing the EMI cover".
Step 5. Remove the rear I/O module. Refer to "Replacing the rear I/O module".
Step 6. Remove the 2 screws that secures the TV tuner card to the bracket.
Step 7. Lift up the TV tuner card and remove the 2 screws that secure the TV tuner antenna cable to
the rear I/O bracket.
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IdeaCentre B520e Hardware Maintenance Manual