Lenovo X380 Yoga Hardware Maintenance Manual page 103

When installing:
When you install the antenna kit, route the cables as shown in the following illustrations.
Attention: When you route the cables, ensure that they are not subject to any tension. Tension could cause
the cables to be damaged by the cable guides, or a wire to be broken.
For models with both wireless-WAN and wireless-LAN:
a
Wireless-WAN auxiliary antenna (blue)
c
Wireless-WAN main antenna (red)
For models with wireless-LAN only:
a
b
d
b
Wireless-LAN auxiliary antenna (black)
d
Wireless-LAN main antenna (gray)
c
.
Chapter 9 Removing or replacing a FRU
97