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Lenovo ideapad 720-15IKB
1090 I/O board, backup battery and fingerprint board
For access, remove these FRUs in order:
• “1010 Base cover” on page 33
• “1020 Battery pack” on page 36
• “1030 PCI Express Mini Card for wireless LAN” on page 38
• “1040 DIMM” on page 40
• “1050 Hard disk drive and SSD card” on page 41
• “1060 Speakers” on page 44
• “1070 Fan and heat sink assembly” on page 45
• “1080 Upper case” on page 48
Figure 9. Removal steps of I/O board, backup battery and fingerprint board
Unplug the backup battery connector in the direction shown by arrow
A
.
a
When installing:
Make sure that the connector is attached firmly.