Lenovo Thinkpad L570 Hardware Maintenance Manual page 68

WWAN card connectors and cables
Table 8. Wireless-WAN card
Item Connector (location)
1
WWAN antenna connector
(internal)
2
GPS connector (internal) (available
on some models)
3
WWAN antenna connector
(internal)
WLAN card connectors and cables
Table 9. Wireless-LAN card
Item Connector (location)
1
WLAN antenna connector (internal)
2
WLAN antenna connector (internal)
62
L570 Hardware Maintenance Manual
Internal cable required
WWAN antenna kit
No
WWAN antenna kit
Internal cable required
Wireless-LAN antenna kit
Wireless-LAN antenna kit
Cable connection
Connect one end of the red WWAN
antenna to the A-cover and the
other end to this connector.
No
Connect one end of the blue
WWAN antenna to the A-cover and
the other end to this connector.
Cable connection
Connect one end of the gray
WLAN antenna to the A-cover and
the other end to this connector.
Connect one end of the black
WLAN antenna to the A-cover and
the other end to this connector.