55
Lenovo IdeaPad Z360
1140
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.
• 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 card” on page 35
• “1030 Hard disk drive (HDD)/PCI Express Mini Card slot cover” on page 36
• “1040 Hard disk drive ” on page 37
• “1050 Optical drive” on page 38
• “1060 PCI Express Mini Card for wireless LAN/WAN” on page 39
• “1070 DIMM/thermal slot coverr” on page 41
• “1080 DIMM” on page 42
• “1090 Fan assembly and Heat Sink assembly” on page 43
• “1110 Keyboard” on page 47
• “1120 Keyboard bezel” on page 49
Figure 14. Removal steps of system board
Remove two screws
1
and detach two connectors in the direction shown by
arrows
2
.
1
1
1
2
2
When installing: Make sure that the connectors are attached rmly.
Step Screw (quantity) Color Torque
1
M2.5 × 5.0 mm, at-head, nylon-coated (2) Black 2.5±0.2 kgfcm