Lenovo ThinkPad Edge E40 Hardware Maintenance Manual - Page 80

Backup battery, 1020 Optical drive or travel cover

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Table 19. Removal steps of PCI Express Mini Card for wireless LAN (continued) When installing: Plug the gray cable into the jack labeled MAIN or 1, and the black cable into the jack labeled AUX or 2 on the card. 1110 Backup battery For access, remove these FRUs in order: • "1010 Battery pack" on page 58 • "1020 Optical drive or travel cover" on page 58 • "1090 Palm rest assembly with cables" on page 69 DANGER Use only the battery specified in the parts list for your computer. Any other battery could ignite or explode. Table 20. Removal steps of backup battery 2 1 When installing: Make sure that the battery connector is attached firmly to the system board. 74 Hardware Maintenance Manual

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Table 19. Removal steps of PCI Express Mini Card for wireless LAN (continued)
When installing:
Plug the gray cable into the jack labeled
MAIN
or
1
, and the black cable into the jack labeled
AUX
or
2
on the card.
1110 Backup battery
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 58
•
“1020 Optical drive or travel cover” on page 58
•
“1090 Palm rest assembly with cables” on page 69
DANGER
Use only the battery specified in the parts list for your computer. Any other battery could ignite
or explode.
Table 20. Removal steps of backup battery
2
1
When installing:
Make sure that the battery connector is attached firmly to the system board.
74
Hardware Maintenance Manual