Flow Chart describes RET Alarms Troubleshooting in Ericsson 3G RBS 6601.... * StandardizedRetLicenseNotValid * RetCascadingLicenseNotValid * RetFailure * RetPortCurrentTooHigh * CommunicationLostWithRet * RetProfileParameterError * ElectricalAntennaTiltOutOfRange * MissingRetProfile

1. E// RET Alarm
RetPortCurrent
TooHigh
CommunicationLostWith
Ret
RetFailure
ElectricalAntenn
aTiltOutOfRange
MissingRet
Profile
StandardizedRet
LicenseNotValid
RetCascadingLicense
NotValid
RetProfileParameter
Error
Restart a RETU/ARETU
restartAuxUnit for the MO
Create a Configuration Version CV
Set Startable, add to Rollback list
H.W .Test RETU/ARETU
Tools menu à Test Board à
Lock Board à start test à
Unlock Board
SendAntennaConfigurationFile in RetDevice to re-download the
configuration file of the RET
Make sure the AuxPlugInUnit MO is enabled
auType = ARETU, or AIR
Wait up to 10 minutes and check.
Solve Related
Faults
PiuConnectionLost
Lock the RETU/ARETU, TMA&RRU
& disconnected from power
Inspect for objects obstructing &
clean up & greasing Gears &
Screw rods/regulators
Connect the power &
Unlock RETU/ARETU,TMA&RRU
Wait up to 10 minutes and check
Then Calibrate RET
ForceCalibration
Lock the RETU/ARETU, TMA&RRU & Disconnected from power
Replace RET/ARETU or RET cable according to vendor's
instructions
ARETU:Collect the serial number
ARETU_CASCADED: Install New Cabinet & Site contains new
“UniqueHwId “
Connect the power & Unlock RETU/ARETU,TMA&RRU
Wait up to 10 minutes and check
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Lock the RETU/ARETU,
TMA&RRU
Check RETU & TMA
Cables
Unlock RETU/
ARETU,TMA&RRU
Lock the RETU/ARETU,
TMA&RRU &
Disconnected from power
Replace RRUW/ASC/
TMA
Connect the power &
Unlock RETU/
ARETU,TMA&RRU
Wait up to 10 minutes
and check
Create new RET profile
Antenna type, RETU type, minimum
and maximum tilt and checksum
Check the RET profile
Minimum and maximum tilt
Check the tilt setting
As Site Installation Document
Check the antenna type
In the relevant
SectorAntenna
Function/
Feature is
used?
YES
(If alarmed more than 1Hr)
Expired/Removed License
à Contact E// Local account
Deactivate
the feature
No
Spare before move:
Triple Power Wave (8230.4) + Single Power Wave (8210.4)
Amphenol/JayBeam Triple = (MDDU-G20G22)
Amphenol/JayBeam Single = (MDCU-G0000)
KATHREIN RET KRY12163/1
+ cable RET from each type (02230BUF,
1/TSR48421/3000, 1/TSR48431/2500
and 04070097) + jumper 6m and 3m + connector 7/8 +
Weatherproofing Kits (221213)
Cleaning KIT
(White Grease + DWL + Brushes + Dry Textile/Towel …)
Restart the
RRU
Correctlyconnectedandundamaged
ARETU_CASCADE?No
Yes
Check if a
UniqueHwId
is not found or
duplicated
Matched
Install Corrected
Cabinet & Site
contains new ”
UniqueHwId “
Not Matched
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