Lenovo T420 Tablet User Manual


 
1170 Fan assembly
For access, remove these FRUs in order:
“1010 Battery pack” on page 63
“1020 ExpressCard blank bezel” on page 64
“1050 DIMM slot cover” on page 69
“1070 PCI Express Mini Card for wireless WAN” on page 71
“1080 Keyboard” on page 73
“1110 PCI Express Mini Card for wireless LAN” on page 81
“1120 Keyboard bezel assembly, FPC cable, and Bluethooth daughter card” on page 83
“1150 Speaker assembly” on page 91
“1160 LCD unit” on page 93
Removal steps of fan assembly
Note: Loosen the screws 1a to 1d in order, but do not remove them.
For Discrete Graphics models:
1a
2
1d
1c
1b
For Integreted Graphics models:
Chapter 8. Removing and replacing a FRU 97