IP Office Technical Tip

New Power Supply Unit for IP Office Expansion Modules

This Technical Tip is to advise customers of a new Power Supply Unit (PSU) for IP Office Expansion Modules. The current power supply from "Sparkle" used for Field Replaceable Units (FRU) is being replaced with a new PSU from "Powersolve".

The "Sparkle" PSU, when installed with a fully populated DS30 (700426216) Expansion Module, may fail on power up.

The "Sparkle" PSU is identified as "700479645 IPO/B5800 PWR SUPP 24V 2.5A":

Note: This issue does not affect the Digital Station DS30B RJ45 (700501586) or DS30A RJ21 (700500698) Expansion Modules.

Further information can be found in the Avaya Product Support Notice PSN004369u available from the Avaya Support web site: