Ericsson MINI-LINK TN R3 ETSI - Page 28

MINI-LINK TN R3 ETSI
8358
SPI
TDM
TDM Bus
PCI Bus
SPI Bus
Power
Power Bus
3 User In
3 User Out
8xE1
10/100BASE-T
Ethernet
User I/O
PCI
USB
O&M
Node
Processor
Secondary
voltages
Line
Interface
Figure 25 Block diagram for NPU1 B
8280
PCI
SPI
TDM
TDM Bus
PCI Bus
SPI Bus
Power
Power Bus
4xE1
10/100BASE-T
USB
O&M
Ethernet
Line
Interface
Node
Processor
Secondary
voltages
External power supply
+24 V DC or –48 V DC
Figure 26 Block diagram for NPU2
2
2
4
/1555-CSH 109 32/1-V1 Uen B 2007-09-14