IBM W520 Laptop User Manual


 
Table 20. Removal steps of PCI Express Mini Card for wireless LAN (continued)
4
When installing:
In models with wireless LAN card that has two antenna connectors, plug the gray cable into the jack labeled
MAIN or M, and the black cable into the jack labeled AUX or A on the card. If the computer you are servicing has
three cables, put the white cable in the cable protection tube as shown in this gure.
In models with wireless LAN card that has three antenna connectors, plug the gray cable (MAIN) into the jack
labeled TR1, the white cable (3rd) into jack labeled RO or TR3, and the black cable (AUX) into jack labeled
TR2 on the card.
1090 PCI Express Mini Card for wireless WAN or mSATA solid state drive
For access, remove these FRUs in order:
1010 Battery pack
1030 DIMM slot cover
1060 Keyboard
Note: WWAN card and mSATA solid state drive are exclusive to each other.
Chapter 9. Removing and replacing a FRU 73