MT18A Unireach GPS www.twogps.com
3
InserttheSIMcardÆPowerongpsunit:
TurnontheunitoutdoorsbypressingthePoweronbuttonuntiltheindicatorison.
In10~40seconds,theunitwillbegintoworkandacquiretheGSMsignalsaswellastheGPSsignal.
6.Operations(Defaultpassword:123456)
6.1.Changepassword
SMSformat:password+oldpassword+space+newpassword
Example:password123456666888
itwillreplysms:“passwordOK”
(Note:passwordshouldbe6digitsArabicnumbers.Thereisonespacebetweennew&oldpasswords)
6.2Setadminphonenumber:
1).Addadminnumber:
SMSformat:admin1234560086138********
Note1:Theotheradminnumbersshouldbesetbythefirstauthorizednumber.Ifthenumberissuccessfully
authorized,theunitwillreply“adminok!”inSMS.
Note2:Note:countrycodeshouldbeaddedinfrontofphonenumber)
2).Deleteadminnumber:
SMSformat:noadmin123456phonenumber
Example:noadmin12345613510460105
Replysms:noadminok
7.Explaination:GPSworkingstatusandmodes
FirsttimetoUse
TimeGPSModes Status
PoweronTrackerin40seconds StartupMode SearchingGPS&GSMsignals
40seconds<time<=4minutes(Default)WorkingMode GPS&GSMworking
time>4minutesDeepsleepmode GPS&GSMclosed
Note:Please pay attention: the following commands with GPS on will consume power, so the working hours may not
as long as estimation).Working time for the first start up:4 mintues(GPS on), into sleep mode after 4 minutes.
7.1 Deep Sleep Mode:Device in the status of deep sleep mode, it means to be in shutdown mode.
Remark:When the device is in deep sleep mode, if you switch off the power and then switch on to restart the device,
it remains in deep sleep mode. This will in offline status, cannot be online immidiately ,push the drop detection button
for at least 15s to active it.
7.2 GPS working time after deep sleep mode:(Unit:minute)
Format of SMS command:dw005 (Time range:005-360;default:4 minutes)
For example:Send command as “dw030” , During the 30 minutes ,GPS is in shock sleep mode, SMS or phone or
monition can active the device. After 30 minutes, device into deep sleep mode.
7.3 Shock sleep mode:
When GPS is in shock sleep mode,GPS will work when there is sms or phone or shock;If no those operations,GPS
will be in standby mode(sms/phone/shock can active GPS )