Replacing The Led Panel - Lenovo S50 Maintenance Manual

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 computer stand. Refer to "Removing the frame stand", "Removing the monitor stand",
or "Removing the transformer stand".
Step 5. Remove the rear cover. Refer to "Removing the rear cover".
Step 6. Remove the EMI cover. Refer to "Removing the EMI cover".
Step 7. Remove the heat-sink. Refer to "Replacing heat-sink".
Step 8. Remove the memory module. Refer to "Replacing the memory module".
Step 9. Remove the Wi-Fi card. Refer to "Replacing the Wi-Fi card".
Step 10. Remove all the cables connected to the motherboard.
Step 11. Remove the seven screws that secure the motherboard to the rear cover and lift it up to remove it.
Step 12. To install the new motherboard:
a. Line up the holes on the motherboard with the mounting holes on the rear cover and secure
the motherboard with the eight screws.
b. Attach the heat-sink to the motherboard.
c. Attach the Wi-Fi card, memory modules to the motherboard.
d. Connect all the cables to the motherboard.
Step 13. Reattach the EMI cover.
Step 14. Reattach the rear cover and computer stand.

Replacing the LED panel

Notes:
• Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover.
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Chapter 8 Replacing hardware
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