Thinkpad L540 Left-Side View - Lenovo ThinkPad L540 User Manual

Notes:
• If you are using a headset with a function switch, for example, a headset for an iPhone mobile digital
device, do not press this switch while using the headset. If you press the switch, the headset microphone
will be disabled, and the integrated microphones on the computer will be enabled instead.
• The audio connector does not support a conventional microphone. For more information, see "Using
audio features" on page 41.
2
Media card reader slot
Insert your flash media card into this slot to read the data on the card.
3 USB 2.0 connectors
The USB 2.0 connectors are used for connecting USB-compatible devices, such as a USB printer or
a digital camera.
Attention: When you attach a USB cable to this connector, ensure that the USB mark is facing upward.
Otherwise the connector might be damaged.
4 Serial Ultrabay Enhanced bay
Your computer has a bay for Serial Ultrabay Enhanced devices. For some models, an optical drive is installed
in the bay. For certain models, a secondary hard disk drive is installed.

ThinkPad L540 left-side view

Figure 8. ThinkPad L540 left-side view
1
Fan louvers
2
VGA connector
3
Mini DisplayPort connector
1 Fan louvers
The fan louvers and internal fan enable air to circulate in the computer and to ensure proper cooling,
especially the cooling of the microprocessor.
10
User Guide
4
Always On USB 3.0 connector
5
ExpressCard slot or smart card slot (on some models)