User's Manual

Radio Base Station RBS 2308
18 (22) 2/EN/LZT 720 0327 P1D
P010112A
Local/Remote
IXU temp.
IXU-21
IXU Reset
Fault
Operational
Local
RBS fault
AC power on
DC power on
Ext. alarm
EOM bus fault
Transmission OK
Port A
Port B
Port C
Port D
Figure 11 IXU interface panel
MBU
The following switches are located on the MBU:
Table 15 MBU switches
Switch Description
AC on/off AC power on or off to the RBS
DC on/off DC power on or off to the RBS (For future use.)
RRU on/off AC/DC Power on/off to the RRU
7 Power System
This section provides information on the power system of the RBS 2308.
The main characteristics of the RBS 2308 power supply are:
• Only alternating current (AC) mains supply is used.
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