Mitel 430 System Manual page 41

Mainboard
SM1
SM2
(Mitel430)
Internal interfaces
Ethernet
LED display
Socket for Audio
plug-in
input
power
supply unit
Legend:
IIC1...4 Slots for interface cards (trunk cards, terminal cards and options cards)
WA1...4 slots for wiring adapters
SM1 Slot for stackable system modules, type 1 (DSP(X) modules)
SM2 Slot for stackable system modules, type 2 (not used for the moment)
Fig. 7 Mainboard interfaces, display and control elements and front panel
Mitel 415/430 as of R4.1
syd-0580/1.2 – R4.1 – 08.2016
IC1
FXS DSI
WA0
Front
panel
Expansion Stages and System Capacity
EIM
Cardholder for
EIM card
IC2 IC3
(Mitel430)
WA1 WA2
(Mitel430)
Connector
for fan
FAN
(Mitel430)
IC4
(Mitel430)
WA3 WA4
(Mitel430)
(Mitel430)
Pilot key
41