User's Manual
Table Of Contents
- Table of contents
- 1 Notes on the document
- 2 Safety regulations
- 3 Product description
- 3.1 Characteristics of the DIB-R5
- 3.2 Components
- 3.2.1 Connection and control panel
- 3.2.2 VAC voltage supply
- 3.2.3 VDC voltage supply
- 3.2.4 Divider Unit (DIU)
- 3.2.5 Transmitting filter
- 3.2.6 TETRA Channel Unit (CHU)
- 3.2.7 Base Station Controller Unit (BSCU)
- 3.2.8 Interconnection Relay Unit (IRU) ‒ only in the case of a CHU expansion
- 3.2.9 Fan unit
- 3.2.10 Cavity combiner
- 3.2.11 Backplane
- 3.3 Interfaces
- 3.4 Wiring diagrams
- 3.5 Redundancy options
- 3.6 Scope of delivery
- 4 Operation
- 4.1 Safety measures and prerequisites
- 4.2 Switching on the DIB-R5 advanced
- 4.3 Function tests and operating surveillance
- 5 Service interruption
- 6 Recommissioning
- 7 Maintenance
- 8 Troubleshooting
Legend: DUPLEXER (front view)
No. Component Description
1 RX1 Connector for the connection with CHU 1
2 RX2 Connector for the connection with CHU 2
3 RX3 Connector for the connection with CHU 3
4 RX4 Connector for the connection with CHU 4
5 Exp. BS Connector for the connection with a PDU in a second equip-
ment rack ‒ only in case of more than four CHUs
6 TX-IN Tx connector
3.2.5.2 TX FILTER
The TX FILTER is used for filtering the transmitting signal in the tuning range and is
applied if a separate transmitting antenna (Tx antenna) is used.
The following figure shows the front view of the TX FILTER. The following table describes
it in detail.
Figure 19: TX FILTER (front view)
Legend: TX FILTER (front view)
No. Component Description
1 TX-IN Tx connector
Product description
Components> Transmitting filter
DIB-R5 advanced
41Operation Manual 90DIBR5advancedOM02 - 1.0