Lenovo x3550 M5 - Page 287

System board standoffs
Figure209.System-boardstandoffs
Step3.Fastenthetwothumbscrews(oneisnearPCIslot2andoneisbetweenfans4and5).
System board handle
System board handle
Thumbscrew
Thumbscrew
Figure210.Thumbscrewsengagement
Step4.For2.5-inchharddiskdriveservermodels,closethesystemboardretentionlever.Forthe3.5-inch
harddiskdriveservermodels,pressthebluereleasetabsandlowerthebatteryorpowermodule
holderintothechassis.
Chapter5.Removingandreplacingcomponents273