Lenovo G70 Manual

Lenovo G70-70/G70-80/Z70-80
47
Figure 9. Removal steps of keyboard (continued)
Push the back of the keyboard in the direction shown by the arrow. 

Lenovo G70-70/G70-80/Z70-80 Hardware Maintenance Manual
48
Figure 9. Removal steps of keyboard (continued)
Loosen the keyboard with fingers in the direction shown by arrow  .
b
b 

Lenovo G70-70/G70-80/Z70-80
49
Figure 9. Removal steps of keyboard (continued)
Lift the keyboard a little  . Pull the keyboard connector slot cover upward as 
shown by arrow  , and detach the keyboard cable from the keyboard 
connector in the direction shown by arrow  .
cde
c
ed 

Lenovo G70-70/G70-80/Z70-80 Hardware Maintenance Manual
501100 Keyboard bezel
For access, remove these FRUs in order:
 “1010 Battery pack” on page 34
 “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot 
compartment cover” on page 36
 “1040 Hard disk drive” on page 37
 “1050 DIMM” on page 40
 “1060 PCI Express Mini Card for wireless LAN/WAN” on page 41
 “1070 Optical drive” on page 43
 “1080 Fan assembly” on page 45
 “1090 Keyboard” on page 46
Figure 10. Removal steps of keyboard bezel
Remove...

Lenovo G70-70/G70-80/Z70-80
51
Figure 10. Removal steps of keyboard bezel (continued)
Remove the screws  .
StepScrew (quantity)ColorTorque
M2.5 × 4 mm, flat-head, nylok-coated (3) Black 3.0 kgfcm
c
c
c
c
d 

Lenovo G70-70/G70-80/Z70-80 Hardware Maintenance Manual
52
Figure 10. Removal steps of keyboard bezel (continued)
Pull the touch pad, LED indicator board and power board connector slot cover 
upward as shown by arrow  , and detach the touch pad, LED indicator and 
power board cable from the touch pad, LED indicator and power board 
connector in the direction shown by arrow  .
When installing: Make sure that all the FPC connectors are attached firmly.
d
e
ed 

Lenovo G70-70/G70-80/Z70-80
53
Figure 10. Removal steps of keyboard bezel (continued)
Remove the keyboard bezel in the direction shown by arrow  .
f
f 

Lenovo G70-70/G70-80/Z70-80 Hardware Maintenance Manual
541110 System board
For access, remove these FRUs in order:
 “1010 Battery pack” on page 34
 “1020 Dummy card” on page 35
 “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot 
compartment cover” on page 36
 “1040 Hard disk drive” on page 37
 “1050 DIMM” on page 40
 “1060 PCI Express Mini Card for wireless LAN/WAN” on page 41
 “1070 Optical drive” on page 43
 “1080 Fan assembly” on page 45
 “1090 Keyboard” on page 46
 “1100 Keyboard bezel”...

Lenovo G70-70/G70-80/Z70-80
55
Figure 11. Removal steps of system board
Loosen the screws  . Detach optical disk drive switch board connector in the 
direction shown by arrow  , USB board connector in the direction shown by 
arrow .
StepScrew (quantity)ColorTorque
M2.5 × 4 mm, flat-head, nylok-coated (3) Black 3.0 kgfcm
a
bc
aa
a
bc
a 

Lenovo G70-70/G70-80/Z70-80 Hardware Maintenance Manual
56
Figure 11. Removal steps of system board (continued)
Unplug power assembly connector in the direction shown by arrow  , 
disconnect LCD connector in the direction shown by arrow  , unplug speakers 
connector in the direction shown by arrow  . 
def
f
d
e