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6802800U74-AN
Chapter 6: Configuration and Testing
14 Repeat
step 2
and then
calibrated for all branches.
15 Reset the BR. Use the following commands:
sge -orx_all -soff
reset -ocontrol
16 Verify RSSI for receive path 1, 2, and 3. Type ppr -orxch1 -a10 -r1
The following example shows a correctly calibrated RSSI level for all 3 receive paths.
Step example:
Receiver Number = 1
SGC Attenuation = 26214
Sync Location
Sync. Amplitude = 131070
Total Bits
Bits in Error
BER (%)
RSSI (dBm)
6.5.4.4
Displaying Base Radio Alarms
Perform this procedure to display outstanding Base Radio alarm conditions.
Prerequisites: In the Site Controller procedures, the base radios were connected to the Site Controller
and received downloaded test software through the BR-Site Controller Ethernet link. If necessary, reset
the base radio to obtain the password prompt, or enter the Test Application mode of the BR.
Procedure:
1 When prompted, type the password.
The prompt is displayed on the service terminal.
2 Perform one of the following actions:
•
BR Application: Type get alarms. This command displays all alarms for this Base Radio
together with its current states (active/inactive).
•
BR Test Application: Type alarms -ofault_hndlr. This command displays all the all
active alarms on the Base Radio.
NOTICE: When using Test Application, the fault management engine can be disabled. In
such a case, no alarms are visible.
•
To display current FM state: dev> fme -ofault_hndlr
•
To enable FM: dev> fme -ofault_hndlr -son
•
To disable FM: dev> fme -ofault_hndlr -soff
6.5.4.5
Viewing the Transmit Spectrum (Optional)
The transmit spectrum can be viewed on the Spectrum Analyzer. Perform the following procedure to
view the transmitted signal spectrum.
254
step 5
through
step 13
2
26214
= 276
264
131070
= 2592
2592
= 0
0
= 0.0000000000 0.0000000000 0.0000000000
= -40
-40
for all branches until the RSSI level is correctly
3
26214
258
131070
2592
0
-40
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Troubleshooting
