User's Manual Part 3

RBS 2109 User’s Guide
11
Loosen the screw under the RRU
and unhook the RRU.
P010378B
12
Hang the new RRU onto the upper hinge. Position the lower hinge
and tighten the screw.
13
Connect the earth cable, AC/DC cable and Y link cable.
14
Mount the RXBP (if required) and connect all cables.
15
Fit the protection cover under the RRU.
Taking the RRU Into Service
16
Switch on the RRU power and close the RRU.
17
Put back the sunshield and fan unit, if present.
18
Inform the OMC operator that the TRXs connected to the RRU are
to be taken into service.
19
Press the Local/Remote button on the RRU to set the unit to remote
mode. Wait until the RF off indicator on the RRU interface panel
extinguishes and the Operational indicator illuminates.
20
Close the sunshields.
Handling Replaced Units
The RRU should be returned to Ericsson for repair with a repair delivery
note, LZF 084 84 (Blue Tag) attached. Include a clear description of the fault
found. See Section 9.5.11 Performing Concluding Routines on page 218 for
instructions on completing a repair delivery note.
2
12
E
N/LZT 720 0090 Uen R1A 2004-09-17