Lenovo ThinkPad T520 Hardware Maintenance Manual page 112

Table 42. Removal steps of antenna kit and LCD rear cover assembly (continued)
Cable routing: When you install the antenna kit, route the cables as shown in the figures below. As you route the
cables, make sure that they are not subjected to any tension. Tension could cause the cables to be damaged by
the cable guides, or a wire to be broken.
a
: Wireless WAN antenna, AUX (blue)
b
: Wireless LAN antenna, AUX (black)
c
: Wireless LAN antenna, 3rd (white)
d
: Wireless LAN antenna, MAIN (gray)
e
: Wireless WAN MAIN (orange)
104
ThinkPad T520, T520i, and W520 Hardware Maintenance Manual