Lenovo E43 User Manual page 118

Appendix C. Specifications
Power source
(AC adapter)
Battery
pack
Energy
consumption
112
Input rating of the AC adapter: 100-240 V ac, 50 to 60 Hz
65 W (with integrated graphics card)/90 W (with
discrete graphics card)
Note:
For models with discrete graphics card, the supplied
90W AC adapter with the unit is recommended.
Otherwise, it will cause AC adapter overheat or
machine malfunction.
Lithium-ion (Li-Ion) battery pack
– Nominal voltage: 11.1 V dc
– Capacity: 57.7 Wh
The highest and the lowest energy consumption values:
– In a working condition (with power adapter):
92 W/11.5W
– Under hibernation and sleep conditions: 2.4W/1W
– When the notebook is off: 1.7W/300mW
When the computer is not connected to any external
power source, the computer has zero energy
consumption.