User's Manual

110
Appendix C. Specifications
Power source
(AC adapter)
 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
90 W AC adapter with the unit is recommended.
Otherwise, it will cause AC adapter overheating or
machine malfunction.
Battery
pack
 Lithium-ion (Li-Ion) battery pack
– Nominal voltage: 19 V dc
– Capacity: 56-57 Wh

Y550P UG V1.0_en.book Page 110 Monday, July 13, 2009 11:36 AM
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