Battery
Table 17. Battery specifications
Description
Values
Type
3-cell "smart" lithium-ion (42 WHr)
Voltage
11.40 VDC
Weight (maximum)
0.20 kg (0.44 lb)
Dimensions:
Height
5.90 mm (0.23 in.)
Width
184.15 mm (7.25 in.)
Depth
90.73 mm (3.57 in.)
Temperature range:
Operating
0°C to 35°C (32°F to 95°F)
Storage
–40°C to 65°C (–40°F to 149°F)
Operating time
Varies depending on operating conditions and can significantly
reduce under certain power-intensive conditions.
Charging time (approximate)
4 hours (when the computer is off)
NOTE:
Control the charging time, duration, start and end
time, and so on using the Dell Power Manager application.
For more information on the Dell Power Manager see,
Me
and My Dell
.
Life span (approximate)
300 discharge/charge cycles
Coin-cell battery
CR-2032
Operating time
Varies depending on operating conditions and can significantly
reduce under certain power-intensive conditions.
Display
Table 18. Display specifications
Description
Values
Type
High Definition Plus (HD+)
Full High Definition (FHD)
Panel technology
Twisted Nematic (TN)
Wide Viewing Angle (WVA)
Luminance (typical)
220 nits
300 nits
Dimensions (Active area):
Height
214.92 mm (8.46 in.)
214.81 mm (8.46 in.)
18
Specifications of Inspiron 3781
