Dell Precision 7550 Handbuch für Einrichtung und Spezifikationen - Seite 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
22
Technical specifications
Standard Charge/
Predominately AC User
Charge Method
•
0 - 15°C maximum allowable
charge time from 0 to 100%
RSOC is 4 hours
•
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
25.00 mm (00.98 in.)
27.36 mm (1.08 in.)
360.00 mm (14.17 in.)
242.00 mm (9.53 in.)
2.49 kg (5.50 lb)
Values
Standard Charge/
Predominately AC User
Charge Method
•
0 - 15°C maximum allowable
charge time from 0 to 100%
RSOC is 4 hours
•
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
1000 discharge/charge cycles
Supported
Varies depending on operating
conditions and can significantly
reduce under certain power-
intensive conditions.