1120 System Board - Lenovo IdeaPad Z400 Touch Hardware Maintenance Manual

1120 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 Keyboard" on page 33
• "1020 Optical drive" on page 36
• "1030 Base cover" on page 39
• "1040 Battery pack" on page 44
• "1050 Hard disk drive" on page 46
• "1060 PCI Express Mini Card for wireless LAN" on page 48
• "1080 Fan assembly and Heat Sink assembly" on page 52
• "1100 ODD board and LED board (Z500/P500)" on page 58
• "1110 Speakers" on page 60
Figure 12. Removal steps of system board
Detach the three FPC connectors in the direction shown by arrows
Z400
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2
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2
Lenovo Z/P Series
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63