2.2.1 IP500 and IP500 V2 Control Units
The ventilation slots on the rear and sides should not be covered or blocked.
2.2.2 External Expansion Modules
The dimensions below are applicable to all IP Office external expansion modules.
Installing IP500/IP500 V2
IP Office 9.0
15-601042 Issue 28c (19 August 2013)
Page 62