Ericsson MINI-LINK TN R4 ETSI - Page 24

Technical Description
10072
SPI
TDM
TDM Bus
PCI Bus
SPI Bus
Power
Power Bus
3 User In
3 User Out
8xE1
10/100BASE-T
DCN / Site LAN
Ethernet
User I/O
PCI
USB
O&M
Node
Processor
Secondary
voltages
Line
Interface
Figure 20 Block diagram for NPU1 B
10073
PCI
SPI
TDM
TDM Bus
PCI Bus
SPI Bus
Power
Power Bus
1x10/100BASE-T
DCN / Site LAN
1x10/100BASE-T
Ethernet Traffic
USB
O&M
Ethernet
Line
Interface
Node
Processor
Secondary
voltages
User Output
4xE1 + 2xUser Out
Figure 21 Block diagram for NPU3
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