Avaya P460 - Manual (Page 25)

Chapter 3 Avaya P460 Chassis and Module Installation
Avaya P460 Installation and Maintenance Guide 11
PSU (Power Supply Unit) Installation
L If you purchased an Avaya P460ML-CFG (Material code 700255003, PEC Code
4548-009), then one Supervisor Module, PSU and the Fan Module are already
installed.
For further information on Power Supply Installation, see Chapter 4, “Turning on
the Avaya P460“