Table 12. Storage specifications(continued)
Storage type Interface type Capacity
M.2 2280 Class 40 Self Encrypting Opal
2.0
PCIe NVMe Gen4 x4 Up to 1 TB
Media-card reader
The following table lists the media cards that are supported on your Precision 5490.
Table 13. Media-card reader specifications
Description Values
Media-card type
microSD card
Media-cards supported
● micro-Secure Digital (SD)
● micro-Secure Digital High Capacity (SDHC)
● micro-Secure Digital Extended Capacity (SDXC)
NOTE: The maximum capacity supported by the media-card reader varies depending on the standard of the media card
that is installed on your computer.
Keyboard
The following table lists the keyboard specifications of your Precision 5490.
Table 14.
Keyboard specifications
Description Values
Keyboard type
Backlit keyboard
Keyboard layout
QWERTY
Number of keys
● United States and Canada: 79 keys
● United Kingdom: 80 keys
● Japan: 83 keys
Keyboard size
X=19.05 mm key pitch
Y=18.05 mm key pitch
Keyboard shortcuts
Some keys on your keyboard have two symbols on them.
These keys can be used to type alternate characters or to
perform secondary functions. To type the alternate character,
press Shift and the desired key. To perform secondary
functions, press Fn and the desired key.
NOTE: You can define the primary behavior of the
function keys (F1–F12) changing Function Key Behavior
in BIOS setup program.
Keyboard shortcuts of Precision 5490
NOTE:
Keyboard characters may differ depending on the keyboard language configuration. Keys that are used for shortcuts
remain the same across all language configurations.
20 Specifications of Precision 5490
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