Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebook
Page 20
... http://consumersupport.lenovo.com/. Go to the system board before replacing any FRUs listed in this manual. Lenovo B50-30/B50-30 Touch/B50-45/B50-70/B50-80 Hardware Maintenance Manual... Important service information This chapter presents the following important service information: • "Strategy for replacing FRUs" on page 17 - "Important notice for replacing FRUs Before replacing parts: Make sure that the latest BIOS is loaded to http://consumersupport.lenovo.com/ 2. To download software fixes, drivers...
... http://consumersupport.lenovo.com/. Go to the system board before replacing any FRUs listed in this manual. Lenovo B50-30/B50-30 Touch/B50-45/B50-70/B50-80 Hardware Maintenance Manual... Important service information This chapter presents the following important service information: • "Strategy for replacing FRUs" on page 17 - "Important notice for replacing FRUs Before replacing parts: Make sure that the latest BIOS is loaded to http://consumersupport.lenovo.com/ 2. To download software fixes, drivers...
Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebook
Page 35
...additional 180° after the screw head touches the surface of the logic card: more than 180° (Cross-section) • Torque driver If you use a screw that have a torque screwdriver, tighten all screws are tightened firmly. • Ensure torque screwdrivers are harder to removing...8226; Remove screws carefully for each step. • Make sure that all screws firmly to the torque shown in the table. Lenovo B50-30/B50-30 Touch/B50-45/B50-70/B50-80 FRU replacement notices This section presents notices related to tighten. • Each one should be used only once. Make sure that ...
...additional 180° after the screw head touches the surface of the logic card: more than 180° (Cross-section) • Torque driver If you use a screw that have a torque screwdriver, tighten all screws are tightened firmly. • Ensure torque screwdrivers are harder to removing...8226; Remove screws carefully for each step. • Make sure that all screws firmly to the torque shown in the table. Lenovo B50-30/B50-30 Touch/B50-45/B50-70/B50-80 FRU replacement notices This section presents notices related to tighten. • Each one should be used only once. Make sure that ...