Teledyne 6 RU Chassis, Руководство по эксплуатации

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6 RU SSPA Chassis Operations Manual 202058 REV AA 27
The user can also browse among these pages by navigating the cursor around the
menu fields and pressing the Enter button on the keypad. Note that this function will
not work if the “Fault Latch” option is selected.
In a N+1 configuration, the Master unit default System Information page is as
described in
Section 2.3.1.16
; the default page for Slave units is as described in
Section 2.3.1.17
. In non-N+1 configurations, the default page is as described in
Sec-
tion 2.3.1.1
.
2.3.1.1 Sys Info Page 1
This is the HPA main status information page. The page shows:
•
Atten.(dB)
— HPA attenuation measured in dB, with accuracy of 0.1 dB;
•
FrwrdRF(###)
— Forward RF Power, measured in either dBm with reso-
lution of 0.1 dBm, or Watts with a resolution of 0.1 Watts, with a 20 dBm
dynamic range from the maximum rated output power;
•
Alarms
— Will display “FAULT!” if a fault is present on the HPA, or
“None” if no fault is present.
•
Ref.RF(###)
— Reflected RF Power, measured in either dB with resolu-
tion of 0.1 dBm, or Watts with a resolution of 0.1 Watts. Displays “N/A” if
unavailable. See
Section 2.6
for further discussion.
When on this page, pressing the Enter key will open the Clear Faults Menu. The Clear
Faults Menu is also available from the N+1 Master Page 1 and N+1 Slave Info Page.
2.3.1.1.1 Clear Faults Menu
This page allows user to clear latched faults conditions, if the Fault Latch option is ena-
bled.
•
1.Clear Faults
— When selected, all latched fault conditions are cleared.
Also Master N+1 unit fault history and SNMP trap history will be cleared
when “Clear Faults” function is selected.
•
2.Back
— When selected, navigates back to System Info page without
clearing fault state holders.