Dell Latitude 7490 7390 7490 Technical Guidebook - Page 53

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42 WHr ExpressCharge Capable (3-cell) (prismatic) Operating time NOTE: Battery operating time varies depending on operating conditions and can be significantly reduced under certain power-intensive conditions. 60 WHr ExpressCharge Capable (4-cell) (polymer) Temperature range: Charge: 0 °C to 50 °C, 32 °F to 158 °F Operating Discharge: 0 °C to 70 °C, 32 °F to 122 °F 60 WHr Long Life Cycle battery (4cell) (polymer) Temperature range: Non-Operating -20°C to 65 °C (4 °F to 149 °F) Charging time ( ExpressCharge) • 0~15degC: 4 hour • 16~60degC: 3 hours ExpressCharge Capable BATTMAN Capable Life span (approximate) Yes Yes No Yes Yes No Standard pack : 1 year Standard pack : 1 year LCL pack : 3 year warranty for 1000 warranty for 300 warranty for 300 cycles cycles cycles Express Charge benefits • For a battery advertised as having the ExpressCharge feature, the battery typically will have greater than 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 Latitude notebook and the battery that is used on the system be ExpressCharge capable. If any of the above requirements is missing, ExpressCharge will not be enabled. Keyboard Table 63. Keyboard Specifications for Latitude 7290 Number of keys 12.5 (ISU/ISUB) 82 (U.S), 83 (UK), 84 (BZ), 86 (JP) Layout US/UK/ BZ/JP Size full sized (18.05mm key pitch) Backlit keyboard option Yes Base no fingerprint reader, no contacted smartcard, no contactless Single Pointing smartcard, no Control Vault Backlit/non-backlit Smart card only Contacted smartcard, Control Vault Single Pointing Backlit/non-backlit Standard fingerprint reader, contacted smartcard, contactless smart card/NFC, Control Vault Single Pointing Engineering specifications 53

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42 WHr
ExpressCharge
Capable (3-cell)
(prismatic)
60 WHr
ExpressCharge
Capable (4-cell)
(polymer)
60 WHr Long Life Cycle battery (4-
cell) (polymer)
Operating time
NOTE:
Battery operating time varies
depending on operating conditions and
can be
significantly
reduced under
certain power-intensive conditions.
Temperature range:
Operating
Charge: 0 °C to 50 °C, 32 °F to 158 °F
Discharge: 0 °C to 70 °C, 32 °F to 122 °F
Temperature range:
Non-Operating
-20°C to 65 °C (4 °F to 149 °F)
Charging time ( ExpressCharge)
•
0~15degC: 4 hour
•
16~60degC: 3 hours
ExpressCharge Capable
Yes
Yes
No
BATTMAN Capable
Yes
Yes
No
Life span (approximate)
Standard pack : 1 year
warranty for 300
cycles
Standard pack : 1 year
warranty for 300
cycles
LCL pack : 3 year warranty for 1000
cycles
Express Charge
benefits
•
For a battery advertised as having the ExpressCharge feature, the battery typically will have greater than 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 Latitude notebook and the battery that is used on the system be ExpressCharge
capable. If any of the above requirements is missing, ExpressCharge will not be enabled.
Keyboard
Table 63. Keyboard
Specifications
for Latitude 7290
12.5 (ISU/ISUB)
Number of keys
82 (U.S), 83 (UK), 84 (BZ), 86 (JP)
Layout
US/UK/ BZ/JP
Size
full sized (18.05mm key pitch)
Backlit keyboard option
Yes
Base no
fingerprint
reader, no contacted smartcard, no contactless
smartcard, no Control Vault
Single Pointing
Backlit/non-backlit
Smart card only Contacted smartcard, Control Vault
Single Pointing
Backlit/non-backlit
Standard
fingerprint
reader, contacted smartcard, contactless
smart card/NFC, Control Vault
Single Pointing
Engineering
specifications
53