Specifications

Section-5 Maintenance
October 17, 2013
5‐20
Copyright©2013,HarrisBroadcast
WARNING:Disconnectprimarypower priortoservicing. 888‐2693‐004
Note
Re-calibration is not typically required in the field once the transmitter is in service. Re-calibration would
be indicated only for verification, frequency change, or after major service work involving replacement of
one or more power metering components has been performed.
Caution
THE REFLECTED POWER FAULTS ARE DISABLED WHEN CALIBRATING
POWER. EXIT FROM THE CALIBRATION PROCEDURE WHEN CALIBRATION
IS COMPLETE.
Note
Read and understand the applicable power calibration procedure before beginning. The procedures below
can be accomplished via LCD display and the buttons on the front of the LPU, local TCU, or using remote
web browser.
CalibrationusingtheLPULCDcanbeaccomplishedbynavigatingtotheSETUP>XMTRPOWERSETTINGS>POWER
CALscreen.PasswordsarenotrequiredforcalibrationsperformedatthelocalLCDscreen.
Calibrationusi
ngthelocalTCUGUIorwebbrowserrequiresaloginandapasswordattheengineerlevel.Whenthe
transmittershipsfromthefactorytheTCUdefaultadministrativeloginis"admin"andthedefaultpasswordis
"admin".Theusermustloginasadministratortochangetheadminpasswordandth
enassignengineerlevel
passwordspriortoperformingcalibrations.See"3.3.2TCU‐InitialLogin&Passwords"onpage3‐6
TheLPUdef
aultwebbrowserloginis"admin"andthedefaultpasswordis"admin".(Donotincludequotationmarks
inloginorpassword.Passwordsarecasesensitive).Ifyouchangepasswords,besuretoretaintheminasecure
location.Youwillnotbeabletomakeremotewebbrowserchangeswi
thoutthepassword.
SeeSection2.1
3onpage2‐21andfollowingsectionsforLPUandTCUwebbrowserconnectionandlogin
information.Harrisr
ecommendsuseoftheFirefoxwebbrowser.
Note
Calibrate using the local TCU GUI or web browser by navigating to the UAX Home > Config > System
Configuration > Cal ’System Calibration’ screen and press the pull down menu arrow to show the cali
-
bration options (see Section Figure 5-10 on page 5-19 ).
Figure 5-11 Cabinet Pre-Filter Dir
ectional Coupler