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Table 26. Removal steps of backup battery
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When installing: Make sure that the battery connector is attached rmly.
1130 Smart Card or Smart Card dummy spacer
For access, remove these FRUs in order:
• 1010 Battery pack
• 1030 DIMM slot cover
• 1060 Keyboard
• 1100 Keyboard bezel assembly
80 ThinkPad T520, T520i, and W520 Hardware Maintenance Manual