1190 I/O Sub Card - Lenovo ThinkPad W520 4284 Hardware Maintenance Manual

4
Mac address label
5
Vodafone label
6
Israel label
7
Modem label (only for PRC models)
8
China wireless WAN label
9
Modem AMOM label (only for Brazil)
10
Bluetooth label (only for Brazil)
11
Wireless card label (only for Brazil)
12
SIRIM label
16
Asset tag label
For some models, you also need to apply one or two FCC labels. Check the old base cover; if it has one or
two FCC labels, find duplicates of them in the label kit and apply them to the new base cover.
For the location of each label, refer the following figure:

1190 I/O sub card

Note: The I/O sub card contains an Ethernet port and a USB port.
For access, remove these FRUs in order:
• 1010 Battery pack
• 1020 Serial Ultrabay Enhanced device or travel bezel
• 1030 DIMM slot cover
• 1050 Hard disk drive slot cover, hard disk drive (HDD) and HDD rubber rails or solid state drive (SSD)
and storage converter
• 1060 Keyboard
• 1080 PCI Express Mini Card for wireless LAN
• 1090 PCI Express Mini Card for wireless WAN or mSATA solid state drive
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ThinkPad T520, T520i, and W520 Hardware Maintenance Manual