Table 18. Power adapter specifications (continued)
Description
Option one
Option two
Output current (continuous)
9.23 A
12.30 A
Rated output voltage
19.50 VDC
19.50 VDC
Temperature range:
Operating
0°C-40°C (32 °F–104°F)
0°C-40°C (32 °F–104°F)
Storage
-40°C-70°C (-40°F-158°F)
-40°C-70°C (-40°F-158°F)
CAUTION:
Operating and storage temperature ranges may differ among components, so operating or storing
the device outside these ranges may impact the performance of specific components.
Battery
The following table lists the battery specifications of your Precision 7670.
Table 19. Battery specifications
Description
Option one
Option two
Battery type
6-cell, 83 Wh, Lithium-ion,
ExpressCharge 2.0
6-cell, 93 WHr, Lithium-ion,
ExpressCharge and ExpressChargeBoost
Battery voltage
11.55 V (Nominal)
11.55 V (Nominal)
Battery weight (maximum)
0.383 kg (0.844 lb)
0.41 kg (0.90 lb)
Battery dimensions:
Height
10.75 mm (0.42 in.)
13.25 mm (0.52 in.)
Width
296.75 mm (11.68 in.)
272.40 mm (10.72 in.)
Depth
66.68 mm (2.62 in.)
66.68 mm (2.62 in.)
Temperature range:
Operating
0°C-50°C (32°F-122°F)
0°C-50°C (32°F-122°F)
Storage
–20°C-60°C (-4°F-140°F)
–20°C-60°C (4°F-140°F)
Battery operating time
Varies depending on operating
conditions and can significantly
reduce under certain power-intensive
conditions.
Varies depending on operating conditions
and can significantly reduce under certain
power-intensive conditions.
Battery charging time (approximate)
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
on
.
●
ExpressCharge 2.0: From 0% up to
80% in as little as 35 minutes
●
Express charge: 2 hrs
●
Standard charge: 3 hrs
●
ExpressCharge Boost: From 0% up to
35% in as little as 20 minutes
●
Express charge: 2 hrs
●
Standard charge: 3 hrs
Coin-cell battery
Supported
NOTE:
It is recommended that you
use a Dell coin-cell battery for your
Supported
NOTE:
It is recommended that you
use a Dell coin-cell battery for your
Specifications of Precision 7670
21
