User Manual
Table Of Contents
- Contents
- 1 Introduction
- 2 Product Safety Requirements RBS 2000
- 3 Environmental Capabilities
- 3.1 Scope
- 3.2 Terminology
- 3.3 References
- 3.4 Transport -40 C – +70 C
- 3.5 Storage -25 C – +55 C
- 3.6 Handling -40 C – +70 C
- 3.7 Operation Indoor +5 C – +40 C
- 3.8 Operation Outdoor -33 C – +40 C
- 3.9 Operation Outdoor -33 C – +45 C
- 3.10 Operation Outdoor -33 C – +55 C
- 3.11 Operation Mast-Mounted Equipment -33 C – +45 C
- 3.12 Operation Mast-Mounted Equipment -40 C – +55 C
- 4 Climate Protection
- 5 EMC Capabilities
- RBS 2101, Product Description
- RBS 2102, Product Description
- RBS 2103, Product Description
- RBS 2202, Product Description
- RBS 2101, 2102, 2103 & 2202 Radio Configurations
- RBS 2202 Antenna Configurations
- ACCU Description
- BFU Description
- CDU-A Description
- CDU-C Description
- CDU-C+ Description
- CDU-D Description
- DXU Description
- DXU-21 Description
- ECU Description
- PSU -48 V Description
- PSU 230 V Description
- sTRU Single Transceiver Unit Description
- V3 Climate Unit Description
- Glossary
EN/LZT 720 0244 Uen R3A
DXU-21
Distribution Switch Unit
Unit Description
The Distribution Switch Unit (DXU) is a unit, which acts as an interface
between the transmission network and the transceivers. It also extracts timing
information from the transmission interfaces and generates a timing reference
for the RBS.
P011947A
Local
Fault
Operational
RBS Fault
Ext Alarms
EPCbus fault
Battery mode
DXU reset
EPC bus
Y7-12
Y 1-6
Port A
Port B
Port B
Port A
Port D
Port C
Port C
Port D
OMT
ESB
GPS
Y link
TD
RD
A
Local
Fault
Operational
RBS Fault
Ext Alarm
EPCbus Fault
EOMbus Fault
DXU reset
Local /remote
Te st
Y7-12
Y 1-6
Port A
Port B
Port B
Port A
Port D
Port C
Port C
Port D
OMT
ESB
GPS
E0M
EPC bus
TD
RD
Y Link
Transmisson OK
Transmisson OK
Transmisson OK
Transmisson OK
Local /remote
E
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