4. Always On USB 3.1 connector
Gen 1
With the Always On USB feature enabled, the Always On USB 3.1 connector Gen
1 can charge a USB-compatible device when the computer is on, off, in sleep
mode, or in hibernation mode.
Notes:
• By default,
Always On USB
is enabled and
Charge in Battery Mode
is
disabled in UEFI BIOS.
• When the computer is off or in hibernation mode, and
Charge in Battery Mode
is disabled in UEFI BIOS, ensure that you have connected the computer to ac
power.
To enable the Always On USB feature, do the following:
1. Enter the UEFI BIOS menu. See “Enter the UEFI BIOS menu” on page 45.
2. Click
Config
➙
USB
➙
Always On USB
to enable the Always On USB
feature.
5. HDMI
™
connector
Connect to a compatible digital audio device or video monitor, such as an HDTV.
6. Nano-SIM card slot*
Use the Nano Subscriber Identity Module (SIM) card to connect to a wireless-
WAN network. See “Connect to a cellular network” on page 13.
7. microSD card slot
Insert a microSD card for data access or storage. See “Use a smart card or
microSD card” on page 31.
8. Ethernet connector
Connect to a local area network (LAN). When the green indicator is on, the
computer is connected to a LAN. When the yellow indicator blinks, data is being
transmitted.
9. Smart-card slot*
Use smart cards for authentication, data storage, and application processing.
Within large organizations, you might also use smart cards for strong security
authentication of single sign-on (SSO). See “Use a smart card or microSD card”
on page 31.
* for selected models
.
5
Summary of Contents for ThinkPad L490
Page 1: ...L490 L590 User Guide ...
Page 6: ...iv L490 L590 User Guide ...
Page 16: ...10 L490 L590 User Guide ...
Page 34: ...28 L490 L590 User Guide ...
Page 50: ...44 L490 L590 User Guide ...
Page 56: ...50 L490 L590 User Guide ...
Page 92: ...86 L490 L590 User Guide ...
Page 100: ...94 L490 L590 User Guide ...
Page 114: ...108 L490 L590 User Guide ...
Page 120: ...114 L490 L590 User Guide ...
Page 128: ...122 L490 L590 User Guide ...
Page 137: ......
Page 138: ......