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Category Description 4540s
(UMA)
4540s
(Disc)
4440s
(UMA)
4440s/
4441s
(Disc)
DRDVD Windows 7 √√√√
DRDVD Windows 8 √√√√
Windows 8 Professional 64 √√√√
Web-only support:
Windows XP Professional (Discrete graphic drive
not supported)
√√√√
Windows 7 Home Basic 32 √√√√
Windows 7 Home Premium 32 √√√√
Windows 7 Professional 32 √√√√
Certified:
Microsoft WHQL √√√√
Serviceability End-user replaceable parts:
AC adapter √√√√
Battery (system) √√√√
Hard drive √√√√
Memory module √√√√
Optical drive √√√√
WLAN module √√√√
WWAN module √ √
Keyboard √√√√
8 Chapter 1 Product description