Nokia IP2255 - Security Appliance Installation Manual page 99

wait at least ten seconds before you turn it on again. Failure to do so
could result in damage to the power supply.
To replace a power supply
1. Locate the power supply on the back of the appliance.
2. Turn the power supply off.
3. Disconnect the power cord from the power supply.
4. Loosen the two retaining screws that secure the power supply.
5. Use the handle to gently pull the power supply out of the chassis.
6. Insert the new power supply into the empty bay.
7. Resecure the two retaining screws.
8. Connect the power cord to the power supply.
9. Turn on power to the power supply.
Nokia IP2255 Security Platform Installation Guide
Nokia recommends that you connect the power cord to the power supply
only when it is safely installed in the chassis.
Replacing a Power Supply
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