Fujitsu PRIMERGY TX2550 M4 Upgrade And Maintenance Manual page 445

Ê Remove the system air duct, see section
page 67.
Figure 320: Disconnecting the cables from the system board
Ê Disconnect both cables (C41, C42) from the system board (1, 2).
Figure 321: Disconnecting the cables from the Dual microSD 64GB Enterprise
Ê Disconnect both cables (C41, C42) from the Dual microSD 64GB Enterprise
(1, 2).
TX2550 M4 Upgrade and Maintenance Manual
System board and components
"Removing the system air duct" on
445