Dell Inspiron 7400 Configurazione e specifiche - Pagina 17
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Table 15. Touchpad specifications (continued)
Description
Vertical
Touchpad dimensions:
Horizontal
Vertical
Touchpad gestures
Power adapter
The following table lists the power adapter specifications of your Inspiron 7400.
Table 16. Power adapter specifications
Description
Type
Connector dimensions:
External diameter
Internal diameter
Input voltage
Input frequency
Input current (maximum)
Output current (continuous)
Rated output voltage
Temperature range:
Operating
Storage
Battery
The following table lists the battery specifications of your Inspiron 7400.
Table 17. Battery specifications
Description
Battery type
Values
2442
115 mm (4.53 in.)
80 mm (3.15 in.)
For more information about touchpad gestures available on
Windows 10, see the Microsoft knowledge base article
4027871
Option one
E4 65 W
4.50 mm
2.90 mm
100 VAC–240 VAC
50 Hz–60 Hz
1.60 A/1.70 A
3.34 A
19.50 VDC
0°C to 40°C (32°F to 104°F)
-40°C to 70°C (-40°F to 158°F)
Option one
4-cell "smart" lithium-ion, 52 Wh
at support.microsoft.com.
Option two
PECOS (USB Type-C) 65 W
Not applicable
Not applicable
100 VAC–240 VAC
50 Hz–60 Hz
1.70 A
3 A/3.25 A
● 5 VDC
● 9 VDC
● 15 VDC
● 20 VDC
0°C to 40°C (32°F to 104°F)
-40°C to 70°C (-40°F to 158°F)
Option two
6-cell "smart" lithium-ion, 78 Wh
Specifications of Inspiron 7400
17