Toshiba G50 - page 307

4.26 CPU fin/North bridge fin/CPU fan/CPU 4 Replacement Procedures
M2.0x4B BIND
M2.0x4B BIND
CPU fin (with a fan)
Heat sink holder
M2.0x4B BIND
North bridge fin
Figure 4-48 Removing the North bridge fin/CPU fin (internal VGA model)
QOSMIO G50 Maintenance Manual (960-683) [CONFIDENTIAL] 4-77