IBM ThinkPad i Series

3 While pressing and holding the connector release buttons, slide the battery pack
straight into the connector.
Make sure the charging indicator is on (green).
4 When the charging indicator turns off, the battery pack is fully charged.
For ThinkPad i Series 1400 M/T 2621, 1500 M/T 2621, and M/T 2651
1 Place the battery pack with the label down.
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