Dell Inspiron 7420 Manuale di configurazione e specifiche - Pagina 22

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Dell Inspiron 7420 Manuale di configurazione e specifiche
Table 17. Battery specifications (continued)
Specifications
Life span (approximate)
ExpressCharge
User replaceable
Coin-cell battery
Coin-cell Operating time
NOTE:
For batteries with the ExpressCharge feature, the battery will typically have at least an 80% charge after about an hour of
charging with the system off, and fully charged in about 2 hours with the system off.
Enabling ExpressCharge requires that both the computer and the battery used be ExpressCharge capable. If these
requirements are not met, ExpressCharge will not be enabled.
: Field Replaceable Part

Display

Table 18. Display specifications
Description
Type
14 in. Full High
Definition (FHD)
Panel
WVA
technology
Luminance
250 nits
(typical)
Dimensions
(Active Area):
Height
173.95 mm
(6.85 in.)
Width
309.40 mm
(12.18 in.)
Diagonal
355.60 mm (14
in.)
Native
1920 x 1080
Resolution
22
Specifications of Latitude 7420
14 in. Full High
14 in. Full High
Definition (FHD)
Definition (FHD)
WVA
WVA
400 nits
300 nits
173.95 mm
173.95 mm
(6.85 in.)
(6.85 in.)
309.40 mm
309.40 mm
(12.18 in.)
(12.18 in.)
355.60 mm (14
355.60 mm (14
in.)
in.)
1920 x 1080
1920 x 1080
Option 1
see,
https://www.dell.com/support/home/
product-support/product/power-manager/docs
● Standard: 1 Year or 300 discharge/charge cycles
● Long Life Cycle (LCL) capable: 3 Years or 1000
discharge/charge cycles (Optional)
Supported on Express
Charge Capable Battery
No (FRU
)
Main battery reserves 2% of capacity for RTC
function.
68 days with 3-cell 42 WHr battery
NOTE:
Varies depending on operating conditions
and can significantly reduce under certain power-
intensive conditions.
Values
14 in. Full High
14 in. Ultra High
Definition (FHD)
Definition
(UHD)
WVA
WVA
300 nits
400 nits
173.95 mm
173.95 mm
(6.85 in.)
(6.85 in.)
309.40 mm
309.40 mm
(12.18 in.)
(12.18 in.)
355.60 mm (14
355.60 mm
in.)
(14.00 in.)
1920 x 1080
3840 x 2160
Option 2
Supported on Express
Charge Capable Battery
No (FRU)
14 in. Full High
Definition (FHD)
for 2-in-1
WVA
300 nits
173.95 mm
(6.85 in.)
309.40 mm
(12.18 in.)
355.60 mm
(14.00 in.)
1920 x 1080