1080 System Board - Lenovo YOGA 730-15IKB Hardware Maintenance Manual

1080 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 31
• "1020 Battery pack" on page 33
• "1040 PCI Express Mini Card for wireless LAN" on page 35
• "1050 Speakers" on page 37
• "1070 Fan and heat sink assembly" on page 39
Figure 8. Removal steps of system board
Detach the six connectors (fingerprint connector, keyboard backlight connector,
keyboard connector, touchpad cable connector, DC-in cable connector and EDP
cable connector) in the directions shown by arrows
the screws
5
When installing: Make sure that the connectors are attached firmly.
Step Screw (quantity)
M2.0 x 4.5 mm, Phillips-head, nylok-coated (4)
5
MB to up & MB to hinge to up
.
1
2
1
2
Lenovo YOGA 730-15IKB
, , and
1 2 3
3
1
2
4
Color Torque
Black 1.85±0.15 kgf*cm
. Remove
4
41