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38
ENGLISH
Troubleshooting & Specifications
Remove Power Supply Unit
Figure 5-2:
Take note of the part number of the removed PSU.
3.
Replace the Power Supply Unit
5.2.2
Make sure that the part number of the new PSU is the same as the part number of the removed
1.
PSU.
Ensure the PSU orientation is correct and then slide the new PSU into the chassis until it is firmly
2.
seated.
Connect the AC power cord to power on the switch.
3.
WARNING:
Do not install the new PSU into the chassis by force. It should slide into the chassis
smoothly. In case otherwise, check if the PSU is properly oriented.
Customer Support
5.3
WARNING:
There are no user-serviceable parts inside the PSU. Do not disassemble any part of
the PSU. Doing so voids the warranty and regulatory certifications.
For maintenance services not mentioned in this guide, please contact the manufacturer’s customer
support number as indicated on the warranty card.