User's Manual Part 2

RBS 2308 and RBS 2309 User’s Guide
Table 35 GPS Parame
ters
Parameter Valid Values
Default
Description
GPS
present
Yes,
No
No The parame te r is au
tomatically
changed to Yes whe
nGPSreceiver
hardware is added
.IftheGPS
receiver is remov
ed, the parameter
must be manually
set to No.
GPS RX
delay
0 – 65535 ns 0 ns
The parameter defines the delays
in the G PS receiv er, a nt en n a, and
cables and is important in achieving a
synchronized network.
GPS RX
DXU delay
0 – 65535 ns 0 ns
The parameter defines the delays
from the GPS receiver to the IXU,
including delays in the OVP unit and is
important in achieving a synchronized
network.
Note: If the GPS receiver is used only as a reference for RF frequency
generation, then it is not necessary to set the GPS RX delay and GPS
RX DXU delay parameters.
1. On the Configuration menu, click Define and GPS Parameters to open
the Define GPS Parameters window.
2. Select Yes for GPS present.
3. Enter the GPS RX delay (in ns). This is the delay in the GPS antenna, GPS
antenna feeder cables and GPS receiver.
4. Enter the GPS RX DXU delay. This is the delay from the GPS receiver to
the IXU, including the delay in the OVP and optional EBB.
5. Click OK when finished.
7.6.8 Defining Hardware Information for P assive Units
This section describes how to define hardware information for passive units,
if applicable. See Site Installation Documentation.
The hardware information is defined to make the RBS inventory information,
available in the OMT and at the O&M centre, more complete.
Defined hardware information can be displayed, using the OMT functions
Display Inventory List and Display Information, or at the O&M centre.
1. On the Configuration menu, click Define and Hardware Info to open
the Define HW Info window.
2. Select the applicable HW unit in the list and click Run.
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EN/LZT 720 0027 Uen R8A 2006-06-27