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6.4. WCDMA/GSM/GPS LED Indicator
⚫ Green LED indicator on solid: No WCDMA/GSM network signals.
⚫ Green LED indicator flashes fast (one time each second): WCDMA/GSM Network signal is normal and
tracker is working in WCDMA/GSM mode.
⚫ Green LED indicator flashes slowly (one time each three second): Tracker is working in GPRS mode.
⚫ Blue LED flashes for each second for normal reception, and flashes 3 times for each second when signal
is very good (At least 4 satellites have a signal-to-noise ratio of 38 or more)
⚫ Blue LED indicator off: No GPS signal.
Send SMS command: “led+password+space+on” to tracker and the LED indicator will works normally.
Send SMS command: “led+password+space+off” to tracker and LED indicator will be turned off making
the device more covert and discreet.
6.5. Initialisation
Send SMS command “begin+password” to the unit and it will reply “begin ok”. The tracker will initialise all
the settings to default factory settings.（default password: 123456）
E.G: send SMS “begin123456”, it will reply “begin ok”.
6.6. Change Password
6.1.1 Send SMS command “password+old password+space+new password” to the unit to change the password.
For example: send SMS “password123456 888888” to the unit.
If successful tracker will reply “password ok”.
6.1.2 Be sure to keep the new password in mind, you have to restore the tracker back to factory default settings
if you lose the password.
6.1.3 Attention: Make sure the new password is in 6 digits (numbers only) or the tracker cannot recognise the
password.
6.1.4 When reading this user manual, you will notice that we have used "+" and "space" between some words;
"+" between two words means they should be written together as one word and "space" between two words
means you should leave one character space between two words.
6.7. Add and Delete Authorised Phone Numbers
6.8.1. You must setup the authorised phone numbers before using geo-fence alarm, movement alert etc. Up to 5
numbers can be authorised.
6.8.2. Authorisation: Send SMS command “admin+password+space+cell phone number” to set up an authorised
number. The other authorised numbers should be set by the first authorised number. If the number is
successfully authorised, the unit will reply “ admin OK” by SMS. Please avoid using international format
– e.g. ‘+44’
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