Table 15. Power adapter specifications (continued)
Description Option one Option two
Input voltage
100 VAC–240 VAC 100 VAC–240 VAC
Input frequency
50 Hz–60 Hz 50 Hz–60 Hz
Input current (maximum)
1.50 A 1.80 A/2.50 A
Output current (continuous)
● 20 VDC/4.50 A (Continuous)
● 15 VDC/3 A (Continuous)
● 9 VDC/3 A (Continuous)
● 5 VDC/3 A (Continuous)
6.70 A (Continuous)
Rated output voltage
20 VDC/15 VDC/9 VDC/5 VDC 19.50 VDC
Temperature range:
Operating
0°C to 40°C (32°F to 104°F) 0°C to 40°C (32°F to 104°F)
Storage
-40°C to 70°C (-40°F to 158°F) -40°C to 70°C (-40°F to 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 Inspiron 14 Plus 7420.
Table 16. Battery specifications
Description Option one Option two
Battery type
4-cell 54 Wh polymer 4-cell 64 Wh polymer
Battery voltage
15 VDC 15.20 VDC
Battery weight (maximum)
0.23 kg (0.51 lb) 0.26 kg (0.57 lb)
Battery dimensions:
Height
5.75 mm (0.23 in.) 5.75 mm (0.23 in.)
Width
271.90 mm (10.70 in.) 271.90 mm (10.70 in.)
Depth
82 mm (3.23 in.) 82 mm (3.23 in.)
Temperature range:
Operating
● Charge: 0°C to 45°C (32°F to
113°F)
● Discharge: 0°C to 70°C (32°F to
128°F)
● Charge: 0°C to 45°C (32°F to 113°F)
● Discharge: 0°C to 70°C (32°F to
128°F)
Storage
-20°C to 65°C (-4°F to 149°F) -20°C to 65°C (-4°F to 149°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.
16 Specifications of Inspiron 14 Plus 7420
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