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Lenovo G 560 Service Manual

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    							47
    Lenovo G560
    1100 Keyboard
    For access, remove these FRUs in order:
    • “1010 Battery pack” on page 34
    • “1030  Hard  disk  drive  (HDD)/Memory/CPU  (Central  processing  unit)/Mini PCI ExpressCard slot compartment cover ” on page 36
    Figure 10. Removal steps of keyboard  
    Remove the screws 1, 2 on the bottom.
    1
    12
    StepScrew (quantity)ColorTorque
    1M2.5 × 8 mm, flat-head, nylon-coated (2)Black0.6 Nm(6 kgfcm) 
    2M2.0 × 3 mm, flat-head, nylon-coated (1)Black0.25 Nm(2.5 kgfcm)  
    						
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    Lenovo G560 Hardware Maintenance Manual
    Figure 10. Removal steps of keyboard (continued)
    Lift  the  keyboard  a  little 3,  unlock  the  FPC  connector  and  then  detach  the connector in the direction shown by arrows 4 5. 
    3
    5
    4
    When installing: Make sure that the FPC connector is attached firmly and then lock the FPC connector.  
    						
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    Lenovo G560
    1110 Keyboard bezel
    For access, remove these FRUs in order:
    • “1010 Battery pack” on page 34
    • “1030  Hard  disk  drive  (HDD)/Memory/CPU  (Central  processing  unit)/Mini PCI ExpressCard slot compartment cover ” on page 36
    • “1100 Keyboard” on page 47
    Figure 11. Removal steps of keyboard bezel 
    Remove four screws 1, two screws 2 and eleven screws 3 on the bottom.
    12
    233
    333
    3
    3
    33
    3
    3
    111
    StepScrew (quantity)ColorTorque
    1M2.0 × 2 mm, flat-head, nylon-coated (4)Black0.25 Nm(2.5 kgfcm) 
    2M2.5 × 10 mm, flat-head, nylon-coated (2)Black0.6 Nm(6 kgfcm) 
    3M2.5 × 8 mm, flat-head, nylon-coated (11)Black0.6 Nm(6 kgfcm)  
    						
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    Lenovo G560 Hardware Maintenance Manual
    Figure 11. Removal steps of keyboard bezel (continued)
    Remove one screw 4 and detach three FPC connectors in the direction shown 
    by arrows 5 6.  
    6
    5
    4
    6
    5
    StepScrew (quantity)ColorTorque
    4M2.5 × 4 mm, flat-head, nylon-coated (1)Black0.6 Nm(6 kgfcm) 
    When installing:  Make sure that all the FPC connectors are attached firmly. 
    						
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    Lenovo G560
    Figure 11. Removal steps of keyboard bezel (continued) 
    Lift  the  keyboard  bezel  a  little,  detach  the  speaker  connector  in  the  direction shown by arrows 7, and then remove the keyboard bezel 8.
    8
    7
    When installing: Make sure that the speaker connector is attached firmly.  
    						
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    Lenovo G560 Hardware Maintenance Manual
    1120 Speakers, power board and touch inductive panel
    For access, remove these FRUs in order:
    • “1010 Battery pack” on page 34
    • “1030  Hard  disk  drive  (HDD)/Memory/CPU  (Central  processing  unit)/Mini PCI ExpressCard slot compartment cover ” on page 36
    • “1100 Keyboard” on page 47
    • “1110 Keyboard bezel” on page 49
    Figure 12. Removal steps of speakers, power board and touch inductive pa\
    nel 
    Turn  over  the  keyboard  bezel,  remove  four  screws 1,  release  the  speaker cables from the cable guides, and then remove the speakers.
    11
    11
    StepScrew (quantity)ColorTorque
    1M2.5 × 5.7 mm, flat-head, nylon-coated (4)Black0.6 Nm(6 kgfcm)  
    						
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    Lenovo G560
    Figure  12.  Removal  steps  of  speakers,  power  board  and  touch  inductive  panel (continued) 
    Remove two screws 2 and remove the power board 3. 
    3
    22
    Notes: The touch inductive panel is fixed on the keyboard bezel.
    StepScrew (quantity)ColorTorque
    2M2.0 × 3 mm, flat-head, nylon-coated (2)Black0.25 Nm(2.5 kgfcm)  
    						
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    Lenovo G560 Hardware Maintenance Manual
    1130 System board and ExpressCard slot assembly
    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.
    •  In 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 Battery pack” on page 34
    • “1020 Dummy cards” on page 35 
    • “1030  Hard  disk  drive  (HDD)/Memory/CPU  (Central  processing  unit)/Mini PCI ExpressCard slot compartment cover ” on page 36
    • “1040 Hard disk drive ” on page 37
    • “1050 Optical drive” on page 39
    • “1060 DIMM” on page 40
    • “1070 Fan assembly and Heat Sink assembly” on page 41
    • “1090 PCI Express Mini Card for wireless LAN/WAN” on page 45
    • “1100 Keyboard” on page 47
    • “1110 Keyboard bezel” on page 49
    Note: ExpressCard slot assembly is attached to the system board.
    Figure 13. Removal steps of system board and ExpressCard slot assembly 
    Unplug the LCD connector and detach two connectors in the direction shown by arrows 1.
     1
    1
    When installing: Make sure that the connectors are attached firmly. 
    						
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    Lenovo G560
    Figure  13.  Removal  steps  of  system  board  and  ExpressCard  slot  assembly (continued)
    Remove four screws 2 and detach a connector in the direction shown by arrow 3.  
    2
    22
    2
    3
    When installing:  Make sure that the connector is attached firmly.
    StepScrew (quantity)ColorTorque
    2M2.5 × 4 mm, flat-head, nylon-coated (4)Black0.6 Nm(6 kgfcm)  
    						
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    Lenovo G560 Hardware Maintenance Manual
    Figure  13.  Removal  steps  of  system  board  and  ExpressCard  slot  assembly (continued)
    Remove the system board in the direction shown by arrow 4.
    4
    b
    aa
    When  installing:  When  attaching  the  system  board  to  the  base  cover,  adjust the  placement  of  the  wireless  radio  switch  as  shown  in b,  and  make  sure  that both of the audio jack and the microphone jack are attached to the holes on the base  cover  as  shown  in a.  Improper  placement  of  the  switch  or  those  jacks might cause a damage. 
    						
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