User's Manual

N72GNSSReferenceReceiverUserGuidePage57
A. UPGRADINGTHERECEIVERFIRMWARE
Thereceiverissuppliedwiththelates tversionofthereceiverfirmware
alreadyinstalled.Ifalaterversionofthefirmwarebecomesavailable,use
theUSBdevicetoupgradethefirmwareonyourreceiver.Forthelatest
firmwareresource,pleaseconsultyourlocalCHCdealer.
Youcanalsoupgradethereceiver
throughthewebinterface.Thefirmware
filerequiredtoupgradethereceiverthroughtheWebinterfaceislocatedin
thefolderwheretheusersavesthefile.Thefiletyperequiredistheformat
update_n72_e_vXXXXX_bYYYYMMDD.binwhereXXXXXrepresentsthe
versionoffirmwareandYYYYMMDDrepresentsthefirmwareencapsulation
date.
A.I. THEWINFLASHUTILITY 
TheWinFlashutilitycommunicateswithCHCproductstoperformvarious
functionsincluding:
 loadorverifyGPSsoftwareofthemainboard
 updateorverifythereceiveroptions
Formoreinformation,onlinehelpisalsoavailablewhenusingtheWinFlash
utility.
A.I.i. INSTALLINGTHEWINFLASHUTILITY
YoucandownloadtheWinFlashutilityfromtheTrimblewebsite.This
self‐extractingexecutableguidesyouthroughthesoftwareinstallation
process.
A.II. UPGRADINGTHERECEIVERFIRMWARE
A.II.i. UPGRADINGTHROUGHUSBPORT
1. Copythefirmwarefiletotherootdirectoryofexternalstoragedevice
suchasUSBdrive,portableharddrive.
2. ConnecttheexternalstoragedevicewithreceiverthroughUSBport.
3. Restartthereceiverandthenthescreenwillpromptyouwhetherto
upgradethefirmware.
4. PressOKbutton
toupgradethefirmware.
5. Whentheupgradingiscompleted,thereceiverwillberestartedand
thescreenwillpromptyouwhethertoupgradethefirmwareagain.
6. Pressoneofthearrowkeystoquittheupgradingandthenremovethe
externalstoragedevice.