Thinkpad L440 Rear View - Lenovo ThinkPad L540 User Manual

2 Docking station connector (on some models)
You can use the connector to connect the computer to a supported docking station to extend the computer
capabilities when you are at the office or at home. For more information about the supported docking
stations, see "ThinkPad docking stations" on page 93.
3 SIM card slot
If your computer supports the wireless Wide Area Network (wireless WAN) feature, a Subscriber Identification
Module (SIM) card might be required to establish wireless WAN connections. Depending on the country or
region of delivery, the SIM card might be already installed in the SIM card slot. For more information, see
"Installing or replacing the SIM card" on page 69.
4 Keyboard drainage holes
The keyboard drainage holes can help drain out liquid from your computer if you accidentally spill water or
drink over the keyboard.
5 Speakers
Your computer is equipped with a pair of stereo speakers.

ThinkPad L440 rear view

Figure 5. ThinkPad L440 rear view
1
Power connector
1 Power connector
Connect the ac power adapter to the power connector to provide ac power to the computer and charge
the battery.
2 Ethernet connector
Connect the computer to a local area network (LAN) with the Ethernet connector.
DANGER
To avoid the risk of electrical shock, do not connect the telephone cable to the Ethernet connector.
You can only connect an Ethernet cable to this connector.
2
Ethernet connector
.
Chapter 1 Product overview
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