Dell Precision 7750 Manuel de configuration et de spécifications - Page 22
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Table 16. Battery specifications(continued)
Description
Life span (approximate)
Coin-cell battery
Operating time
Dimensions and weight
Table 17. Dimensions and weight
Description
Height:
Front
Rear
Width
Depth
Weight (maximum)
Keyboard
Table 18. Keyboard specifications
Description
Type
Layout
Number of keys
Size
22
Technical specifications
•
16 - 50°C maximum
allowable charge time from 0
to 100% RSOC is 3 hours
Express Charge Boost Charge
Method (Fast Charge for
Initial 35%)
•
16 - 45°C target charge time
from 0 to 35% RSOC is
20mins for Accelerated
Charge
300 discharge/charge cycles
Supported
Varies depending on operating
conditions and can significantly
reduce under certain power-
intensive conditions.
Values
25.98 mm (01.02 in.)
28.60 mm (1.13 in.)
400.00 mm (15.75 in.)
263.60 mm (10.38 in.)
3.01 kg (6.65 lb)
Values
•
16 - 50°C maximum
allowable charge time from 0
to 100% RSOC is 3 hours
Express Charge Boost
Charge Method (Fast Charge
for Initial 35%)
•
16 - 45°C target charge time
from 0 to 35% RSOC is
20mins for Accelerated
Charge
300 discharge/charge cycles
Supported
Varies depending on operating
conditions and can significantly
reduce under certain power-
intensive conditions.
NOTE:
The weight of your computer depends on the
configuration ordered and the manufacturing variability.
Values
Standard keyboard
QWERTY
•
United States and Canada: 101 keys
•
United Kingdom: 102 keys
•
Japan: 105 keys
X=18.70 mm key pitch
1000 discharge/charge cycles
Supported
Varies depending on operating
conditions and can significantly
reduce under certain power-
intensive conditions.