NOTE: There are a total of eight extra guide/retainer screws on the front of the chassis behind the bezel. Four have Unified Standard (US) #6–32 standard threads and for have M3 metric threads. US screws are used for used for hard drives and have a silver finish. Metric screws are used for all other drives and have a black finish. Be sure to install the appropriate guide screws into the drive.

74 Chapter 7 Removal and Replacement Procedures— Microtower (MT) Chassis

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