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This page gives an overview over the different types of battery technologies (e.g. Nickel-Cadmium, Nickel-Metal Hydride, Lithium-Ion) and options featured in or for ThinkPads. Ultrabay batteries are listed in the Ultrabay Devices page. For advice on battery treatment, see Maintenance. See also Lenovo's Batteries and Battery Chargers - Reference guide. A small tutorial for replacing RTC/CMOS batteries can be found in the Backup Battery page. |
Stupid (battery packs without embedded micro-controller)
Stupid (battery packs without embedded micro-controller)
Smart (battery packs with embedded micro-controller)
Stupid (battery packs without embedded micro-controller)
Smart (battery packs with embedded micro-controller)