4chapter 1 product description – HP DM4 User Manual
Page 12
Supports battery fast charge
√
9-cell (100 Whr) 3.0 Ah Li-ion battery
√
√
6-cell (62-Whr) 2.80Ah Li-ion battery
√
√
6-cell (55-Whr) 2.55 Ah Li-ion battery
√
√
AC Adapters
65 W AC adapter with Smart-Pin DC connector
√
90 W AC adapter with Smart-Pin DC connector
√
Security
Kensington Security Lock
√
√
Fingerprint reader with Digital Persona Software
Support
√
√
OTP
(VeriSign)
support
√
√
Intel AT-p ready support
√
√
Operating system
Preinstalled:
Microsoft Windows 7 Professional (32 and 64 bit)
√
√
Microsoft Windows 7 Home Premium (32 and 64
bit)
√
√
Microsoft Windows 7 Home Basic (32 and 64 bit)
√
√
Microsoft Windows 7 Starter (32 bit), (No support for
HDD 320 GB)
√
√
FreeDOS
√
√
RedFlag
√
√
Serviceability
End-user replaceable parts:
√
√
AC
adapter
√
√
Battery
(system)
√
√
Hard
drive
√
√
Memory
module
√
√
Optical
drive
√
√
Mini-card
device
√
√
4
Chapter 1 Product description