Rear
1. PC/Monitor mode switcher
2. HDMI 1.4 in connector
3. Ethernet connector 4. HDMI 1.4 out connector
5. USB 2.0 connectors (2) 6. USB 3.1 connector Gen 1/Gen 2*
7. 3 in 1 SD card slot 8. USB 3.1 connectors Gen 1/Gen 2* (2)
9. Combo audio jack
10. Power adapter connector
11. Power button
* for A540–24ICB models only
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IdeaCentre A540-24ICB and A540-24API Hardware Maintenance Manual