Sharp SD-AT1000W Spécifications télécharger pdf (Page 185)

Maxiva UAX

October 17, 2013

5‐5

888‐2693‐004 WARNING:Disconnectprimarypower priortoservicing.

Figure 5-2 Active Users Screen NetAdmin - User Management Screen

Oncethede

siredchangeshavebeenmadetotheNetAdmin‐UserManagementscreenpresstheActivebuttonto

returntotheActiveUsersscreenwherethecurrentconnectioninformationisprovided.Accesstootherscreensis

notallowedwhileloggedinasanadministrator.Ifaccesstootherscreensisdesired,th

eusermustlogoutandthen

loginasanengineer.

5.4 DigitalPowerCalibrations

Note

The following procedure is for digital modulation modes ONLY, see Section 5.6 on page 5-19 for the ana-

log television procedure.

Otherthansy

stemforwardandreflectedcalibrationsduringinstallation,powercalibrationshouldberequiredonly

ifoperatingfrequency,aUDC(up‐downconverterinLPU),PAB,LPU,directionalcoupler,orsamplecableischanged.

Caution

FORWARD AND REFLECTED POWER CALIBRATIONS SHOULD ONLY BE

DONE WHILE OPERATING THE TRANSMITTER INTO A KNOWN GOOD LOAD

SUCH AS A STATION DUMMY LOAD. BE CERTAIN THAT THE LOAD IS A

CONFIRMED 50 OHMS AND HAS THE CAPABILITY TO HANDLE THE POWER

THAT WILL BE GENERATED BY THE TRANSMITTER.

Note

Power calibrations can be performed using the LPU LCD screen and local control buttons, the local TCU

GUI screen (if present), or the 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TC

U‐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.

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Sharp SD-AT1000W Spécifications Page 185