Constellation™
2002 June 20
12-30
In a nonprotected configuration, removing the
HLM-155 is a service-affecting procedure.
1.
Use the Keypad command to
lock traffic
on to the HLM that is
not
being
removed. This step causes a minor alarm.
CONTROL > LOCK/IF LPBK > LOCK HLM, SET
2.
Disconnect the cables by pulling the connectors straight out from the
HLM-3xDS3.
3.
Use the 2 extractor tabs to unlock the HLM from the shelf.
4. Carefully pull out the HLM from the shelf.
Installing the HLM-3xDS3
1.
Check the part number of the HLM-3xDS3 to ensure that the correct unit
is being installed.
2.
Ensure that the 2 extractors are in the unlocked position.
3.
Carefully slide the HLM-3xDS3 into the designated slot in the shelf until
the unit plugs into the backplane.
4. Use the 2 extractor tabs to lock the unit into place.
5.
Reconnect the cables. Ensure that the cables match the connector labels.
MHSB System
Use the Keypad command to take the switched unit out of
lock
status.
CONTROL > LOCK/IF LPBK > LOCK HLM, CLR
Summary of Contents for Constellation
Page 1: ...Point to Point Digital Radio Constellation Installation Maintenance next level solutions ...
Page 2: ......
Page 3: ...Constellation Microwave Radio INSTALLATION AND MAINTENANCE MANUAL June 20 2002 IMN 112871 E07 ...
Page 16: ...Constellation 2002 June 20 TOC 12 ...
Page 20: ...Constellation 2002 June 20 2 ...
Page 76: ...Constellation 2002 June 20 4 34 ...
Page 136: ...Constellation 2002 June 20 10 12 ...
Page 150: ...Constellation 2002 June 20 11 14 ...
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Page 210: ...Constellation 2002 June 20 A 16 ...
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