Lenovo V520S User Manual And Hardware Maintenance Manual page 41

Before replacing an FRU, click the illustration of the part to check the brief procedures.
Internal speaker
Power button board
System board
Note
Replacing FRUs
Thermal sensor
Card reader
To replace a component that is not in the list above, contact a Lenovo service
technician. The support phone numbers are available at: http://www.lenovo.com/
support/phone
Wi-Fi antennas
Microprocessor
41