4.1 Mounting Requirements

4.1.3Notes on mounting

Damage

Never remove any labels from the HDD or deface them in any way.

(1)Mounting screw

The mounting screws must use M3 × 0.5 metric

(2)Mounting frame structure

As for a system frame structure mounting the HDDs, the following attentions are required.

a)The frame never touches any components on the PCBA of the HDDs. For example as shown in Figure 4.3, mount the HDDs with a gap of 2.5 mm or more from the frame.

b)The inward projection of the screw from the HDD frame wall at the corner must be 2.5 mm

±0.5 mm.

c)Tightening torque of screw must be secured with 0.49 N·m (5 kgf·cm) ±12%.

d)The frame must not distort the HDDs.

e)The impact by an electric screwdriver must not exceed the HDD specifications.

Figure 4.3 Mounting frame structure example

C141-E257

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Fujitsu MBB2073RC, MBB2147RC manual Mounting Requirements, Mounting frame structure example