Expansion Stages and System Capacity
3.2 Basic system
The Mitel SMB Controller basic system consists of the following components:
• Mainboard with front panel, screw covers and designation label integrated in metal housing with
detachable plastic cover
• CPU module on mainboard, fitted with a RAM module
• Fitted fan
• Power supply unit with power cord
3.2.1 Interfaces, display and control elements
The following mainboard interfaces can be accessed only when the housing cover of the communication
server is open:
Table 11: Mainboard
Interfaces SMBC Designation / Remarks
Slots for interface cards 4 IC1...IC4 / with snap mechanism
Slots for DSP modules 1 DSP1...3 / three DSP modules,
stackable
Slots for wiring adapters 4 WA1...WA4 / one slot per wiring
adapter
Slot for IP media module
2
1 1 module
Slot for CPU module 1 CPU / 1 module (already fitted)
Fan interface
3
1 FAN / 3-pin connector
The following interfaces, display and control elements of the mainboard are routed to the front panel:
2
Not supported
3
The fan is always required
Release 7.1
System Manual for Mitel SMB Controller 40