Lenovo G580 Manual

							Lenovo G480/G485/G580/G585/G780
37
Lenovo G780:
Loosen the four screws   and remove the two screws   , then remove the 
compartment cover in the direction shown by the arrow  .
StepScrew (quantity)ColorTorque
G480:
M2.5×8.0 mm, flat-head, 
nylok-coated (2)
G580:
M2.5×4.0 mm, flat-head, 
nylok-coated (2)Black
Black2.0-2.5 kgfcm
2.0-2.5 kgfcm
M2.5×8.0 mm, flat-head, 
nylok-coated (2)Black 2.0-2.5 kgfcm
abc
12
3
2
1
1
a
b 
						

							Lenovo G480/G485/G580/G585/G780 Hardware Maintenance 
Manual
38
Note: Applying labels to the base cover
The new base cover FRU is shipped with a kit containing labels of several 
kinds. When you replace the base cover, you need to apply the following 
label: 
The following labels need to be peeled off from the old base cover, and need 
to be put on the new base cover.
SIRIM BT Label
BT Label forUS/CA/TW/INDONESIA
BT Label for Brazil
SIRIM WL Label
W/L Label for US/CA/TW/INDONESIA
W/L Label for Brazil/Israel
COA Label
PRC/MTM code Label
Rating Label
For some models, you also need to apply one or two FCC labels. Check the 
old base cover; if it has one or two FCC labels, find duplicates of them in the 
label kit and apply them to the new base cover.
For the location of each label, refer to the following figure:
Lenovo G480/G485/G580/G585
Lenovo G780
gh
i
abcdef
i
h
gabcdef 
						

							Lenovo G480/G485/G580/G585/G780
39 1040 Hard disk drive
For access, remove these FRUs in order:
 “1010 Battery pack” on page 34
 “1030 Optical drive/Hard disk drive (HDD)/Memory/Central processing 
unit/Mini PCI Express Card slot compartment cover” on page 36
Figure 4. Removal steps of hard disk drive
Remove the two screws  .
Lenovo G480/G485/G580/G585Attention:
Do not drop the hard disk drive or apply any physical shock to it. 
The hard disk drive is sensitive to physical shock. Improper handling 
can cause damages and permanent loss of data.
 Before removing the drive, suggest the customer to backup all the 
information on it if possible.
 Never remove the drive while the system is operating or is in suspend 
mode.
a
1
1 
						

							Lenovo G480/G485/G580/G585/G780 Hardware Maintenance 
Manual
40
Lenovo G780
StepScrew (quantity)ColorTorque
M2.5×4.0 mm, flat-head, 
nylok-coated (2)Black 2.0-2.5 kgfcm
1
1
a 
						

							Lenovo G480/G485/G580/G585/G780
41
Figure 4. Removal steps of hard disk drive (continued)
Then pull the hard disk drive bracket in the direction shown by arrow  .
Lenovo G480/G485/G580/G585
Lenovo G780
Remove the hard disk drive (secured in the metal frame) in the direction shown 
by arrow  .
Lenovo G480/G485/G580/G585
b
2
2
c
3 
						

							Lenovo G480/G485/G580/G585/G780 Hardware Maintenance 
Manual
42
Lenovo G780
When installing: Make sure that the hard disk drive connector is attached 
firmly.
3 
						

							Lenovo G480/G485/G580/G585/G780
43 1050 Optical drive
For access, remove this FRU:
 “1010 Battery pack” on page 34
 “1030 Optical drive/Hard disk drive (HDD)/Memory/Central processing 
unit/Mini PCI Express Card slot compartment cover” on page 36
Figure 5. Removal steps of optical drive
Remove the screw  .
Lenovo G480/G485/G580/G585
Lenovo G780
StepScrew (quantity)ColorTorque
G480/G485/G580/G585: M2.5×6.0 
mm, flat-head, nylok-coated (1)
G780: M2.5×8.0 mm, flat-head, 
nylok-coated (1)Black
Black2.0-2.5 kgfcm
2.0-2.5 kgfcm
a
1
1
a 
						

							Lenovo G480/G485/G580/G585/G780 Hardware Maintenance 
Manual
44
Insert a screwdriver into the screw hole and push the optical drive in the 
direction shown by arrow  . Pull the optical drive out in the direction shown 
by arrow  .
Lenovo G480/G485/G580/G585
Lenovo G780
bc
3
2
2
3 
						

							Lenovo G480/G485/G580/G585/G780
45 1060 DIMM
For access, remove these FRUs in order:
 “1010 Battery pack” on page 34
 “1030 Optical drive/Hard disk drive (HDD)/Memory/Central processing 
unit/Mini PCI Express Card slot compartment cover” on page 36
Figure 6. Removal steps of DIMM
Release the two latches on both edges of the socket at the same time in the 
direction shown by arrows  , and then unplug the DIMM in the direction 
shown by arrow  .
Lenovo G480/G485/G580/G585
ab
2
11 
						

							Lenovo G480/G485/G580/G585/G780 Hardware Maintenance 
Manual
46
Lenovo G780
Note: I f  o n l y  o n e  D I M M  i s  u s e d  o n  t h e  c omputer you are servicing, the card must 
be installed in SLOT-0 (  : lower slot), but not in SLOT-1 (  : upper slot).
When installing: Insert the notched end of the DIMM into the socket. Push the 
DIMM firmly, and pivot it until it snaps into the place. Make sure that it is firmly 
fixed in the slot and difficult to be moved.
2
11
a
b