Table 17. Battery specifications (continued)
Description Values
● Discharge: 0°C to 70°C (32°F to 158°F)
Storage
–20°C to 60°C (-4°F to 140°F)
Battery operating time 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 about Dell Power
Manager, search in the Knowledge Base Resource at
www.dell.com/support.
Express Charge Method:
● 0 - 15°C maximum allowable charge time from 0 to 100%
RSOC is 4 hours
● 16 - 45°C normal express charge
● 46 - 50°C maximum allowable charge time from 0 to 100%
RSOC is 3 hours
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 20 mins
for Accelerated Charge
Coin-cell battery
No coin-cell. Supported by main battery
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.
CAUTION: Dell recommends that you charge the battery regularly for optimal power consumption. If your
battery charge is completely depleted, connect the power adapter, turn on your computer, and then restart
your computer to reduce the power consumption.
Display
The following table lists the display specifications of your Precision 5480.
Table 18. Display specifications
Description Option one Option two
Display type
14-inch Full High Definition+ (FHD+) 14-inch Quad High Definition (QHD+)
Touch options
No Yes with active pen support
Display-panel technology
Wide-viewing angle (WVA) narrow bent,
TÜV low blue light
Wide-viewing angle (WVA), WLED, TÜV
low blue light
Display-panel dimensions (active area):
Height
188.49 mm (7.42 in.) 188.50 mm (7.42 in.)
Width
301.59 mm (11.87 in.) 301.59 mm (11.87 in.)
Diagonal
355.6 mm (14.00 in.) 355.6 mm (14.00 in.)
Display-panel native resolution
1920 x 1200 2560 x 1600
20 Specifications of Precision 5480
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