Lenovo B4400 (English) User Guide - Page 36
Reinstall the compartment cover and tighten the screws., Reinstall the battery pack.
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Appendix. CRU (Customer Replaceable Units) instructions 5 Disconnect the backup battery cable connector a, then pull the backup battery upward to remove b . b a 6 Install a new backup battery. 7 Reinstall the compartment cover and tighten the screws. 8 Reinstall the battery pack. 9 Turn the computer over again. 0 Connect the AC power adapter and the cables to the computer. 32
32
Appendix. CRU (Customer Replaceable Units) instructions
5
Disconnect the backup battery cable connector
, then pull the backup
battery upward to remove
.
6
Install a new backup battery.
7
Reinstall the compartment cover and tighten the screws.
8
Reinstall the battery pack.
9
Turn the computer over again.
0
Connect the AC power adapter and the cables to the computer.
a
b
b
a