H3C Technologies H3C S12500 Series Switches - Manual (Page 106)

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Figure 70 Replacing a power supply
Replacing a PEM (applicable to only an AC power supply)
1. Use a Phillips screwdriver to loosen the screws on the front panel of the PEM.
2. Slowly pull the PEM out along the slide rails, as shown in Figure 71 .
3. Put the removed PEM on an antistatic mat or in its original shipping materials.
4. Unpack a new PEM, and slowly insert the PEM along the slide rails until the PEM has close contact
with the power frame backplane, as shown in
Figure 72 .
5. Use a Phillips screwdriver to fasten the screws on the PEM panel.
A
B
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