Manual Part 6

dTRU
Figure 2 Block diagram of the dTRU with switching relay
The TRU consists of the following main blocks:
• CPU system
• DSP system
• RC system
• Radio system
4.1 CPU System
The CPU system is a control unit in the RBS. It consists of a CPU, support
logic, memory and logic for handling the interfaces.
5 (8)
EN/LZT 720 0242 Uen R2A