Nokia IP1220 Installation Manual page 36

2
Installing the Nokia IP1200 Series Appliance
3. Optionally, remove the power supplies from the rear of the appliance.
a. Locate the power supply on the back of the IP1200 Series and the two screws that secure
it.
b. Remove the two retaining screws.
c. Remove the grounding lugs.
d. Use the handles to gently pull the power supply out of the chassis tray assembly.
4. Optionally, remove the chassis tray assembly from the appliance.
Caution
To help guard against electrostatic discharge damage, make sure you are properly
grounded by using a grounding wrist strap and following the instructions provided with
the wrist strap before you handle the components or open the appliance. The
grounding plug on the front of the appliance (shown in
36
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Power supplies
IP1220 and IP1260 Security Platforms Installation Guide
Figure 1 on page 20) provides a
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