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System board
Item
Connector (location)
Internal cable required
Cable connection
1
Sensor board connector
(internal)
Sensor board cable
Connect one end of the sensor board cable
to the LCD panel assembly and the other end
to this connector.
2
Thermal fan connector
(internal)
Thermal fan assembly
cable
The thermal fan assembly comes with cable.
Connect the cable to this connector.
3
LCD connector (internal)
LCD cable
Connect one end of the LCD cable to the
LCD panel and the other end to this
connector.
4
USB-C connector (external)
No
Connect USB-C compatible devices or a
USB-C power adapter to this connector.
5
Thunderbolt 3 connector
(USB-C) (external)
No
Connect a USB-C compatible device or a
Thunderbolt 3 compatible device to this
connector.
6
Ethernet extension connector
Gen 2
ThinkPad Ethernet
Extension Adapter Gen 2
Use a ThinkPad Ethernet Extension Adapter
Gen 2 to connect your computer to a local
area network (LAN) through this connector.
7
Docking-station connector
(external)
No
Connect a supported docking station to your
computer through this connector.
8
Always On USB 3.1 connector
Gen 1 (external)
No
Connect USB-compatible devices to this
connector.
9
Audio connector (external)
No
Connect headphones or a headset with 3.5-
mm (0.14-inch) 4-pole plug to this connector.
.
57
Summary of Contents for ThinkPad X390
Page 1: ...X390 Yoga Hardware Maintenance Manual ...
Page 6: ...iv X390 Yoga Hardware Maintenance Manual ...
Page 11: ...DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information 5 ...
Page 12: ...6 X390 Yoga Hardware Maintenance Manual ...
Page 13: ...PERIGO PERIGO Chapter 1 Safety information 7 ...
Page 14: ...PERIGO PERIGO PERIGO PERIGO PERIGO 8 X390 Yoga Hardware Maintenance Manual ...
Page 15: ...PERIGO DANGER DANGER DANGER DANGER Chapter 1 Safety information 9 ...
Page 16: ...DANGER DANGER DANGER DANGER VORSICHT 10 X390 Yoga Hardware Maintenance Manual ...
Page 17: ...VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information 11 ...
Page 18: ...VORSICHT VORSICHT VORSICHT 12 X390 Yoga Hardware Maintenance Manual ...
Page 19: ...Chapter 1 Safety information 13 ...
Page 20: ...14 X390 Yoga Hardware Maintenance Manual ...
Page 21: ...Chapter 1 Safety information 15 ...
Page 22: ...16 X390 Yoga Hardware Maintenance Manual ...
Page 23: ...Chapter 1 Safety information 17 ...
Page 24: ...18 X390 Yoga Hardware Maintenance Manual ...
Page 25: ...Chapter 1 Safety information 19 ...
Page 26: ...20 X390 Yoga Hardware Maintenance Manual ...
Page 30: ...24 X390 Yoga Hardware Maintenance Manual ...
Page 36: ...30 X390 Yoga Hardware Maintenance Manual ...
Page 48: ...42 X390 Yoga Hardware Maintenance Manual ...
Page 49: ... Copyright Lenovo 2019 43 ...
Page 52: ...46 X390 Yoga Hardware Maintenance Manual ...
Page 57: ...Major FRUs d a b c Chapter 6 Locations 51 ...
Page 60: ...LCD FRUs 54 X390 Yoga Hardware Maintenance Manual ...
Page 101: ... 2090 Wireless antenna kit on page 91 Chapter 8 Removing or replacing a FRU 95 ...
Page 102: ...96 X390 Yoga Hardware Maintenance Manual ...
Page 107: ......
Page 108: ...Part Number SP40K05260 Printed in 1P P N SP40K05260 1PSP40K05260 ...