Lenovo Y70-70 Touch Notebook Manual de usuario descargar pdf (Pagina 51)

Lenovo Y70-70 Touch/Y70-80 Touch

1100

System board

Important notices for handling the system board:

When handling the system board, bear the following in mind.

• Be careful not to drop the system board on a bench top that has a hard surface,

such as metal, wood, or composite.

• Avoid rough handling of any kind.

• During the whole process, make sure not to drop or stack the system board.

• If you put a system board down, make sure to put it only on a padded surface such

as an ESD mat or conductive corrugated material.

For access, remove these FRUs in order:

• “1010 Base cover” on page 33

•

“1020Batterypack”onpage35

• “1030Harddiskdrive”onpage37

• “1040PCIExpressMiniCardforwirelessLAN”onpage39

• “1060LEDboard”onpage42

• “1070Subwoofer”onpage43

• “1080USBboard”onpage44

• “1090FanassemblyandHeatSinkassembly”onpage45

Figure 10. Removal steps of system board

Disconnect the connectors in the direction shown by arrows

and

Remove the screws

Step Screw (quantity) Color Torque

M2.0×3.0mm,at-head,nylok-coated(9)

RJ45FRAMEtoMB&M/BSUBtoLOGICUP

SUB and KB SUP BKT

Black 2.0kgf*cm

When installing:

Makesurethattheconnectorsareattachedrmly.

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Lenovo Y70-70 Touch Notebook Manual de usuario Pagina 51