Lenovo B490 Laptop Hardware Maintenance Manual - ThinkPad B490 - Page 38
If the resistance is not correct, replace the battery pack. If the resistance is correct, replace
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If the resistance is not correct, replace the battery pack. If the resistance is correct, replace the system board. 32 Hardware Maintenance Manual
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If the resistance is not correct, replace the battery pack. If the resistance is correct, replace the system
board.
32
Hardware Maintenance Manual