Check Imei; Terminal (Local) Time Setting; Monitor (Voice Surveillance); Data Logging - Coban gps104 TK104 User Manual

GSM reception status. For example, send SMS "check123456", and following
information will be returned after execute the command:
Power: Power off /charging/charge finish
Battery: 100%
GPS: OK/NO GPS
GSM Signal: 1-32 (The higher digit it shows; the stronger of GSM signals it receives.)
12.

Check IMEI

Send SMS "imei+password" to the unit. For example, Send SMS "imei123456" to the
tracker device, an IMEI number in 15 digits will be returned.

13. Terminal (local) Time Setting

Send SMS "time+space+zone+password+space+time" to the tracker unit, If succeed, It
will reply "time OK". For example: Send SMS "time zone123456 8", 8 is the time zone
of China, If your time zone is minus, send SMS like "time zone123456 -8".

14. Monitor (Voice Surveillance)

14.1 The command to switch between Track and Monitor are "tracker" and " monitor".
14.2 The default mode is "track" (Track mode).
14.3 Send SMS "monitor+password" to the unit, and it will reply "monitor ok!" and
switch to "monitor" mode.
14.4 Send SMS "tracker+password" to the unit, it will reply "tracker ok!" and restore to
"track" mode

15 Data logging

15.1 Auto logging：When the tracker device lost GSM signals or fall offline from GPRS,
tracker will log the tracking position and alerts automatically in the SD card on the basis
of the pre-set condition, when GSM signals get back, all the event alerts will be
auto-sent to the authorized numbers or monitoring platform (server), but the logged
tracking data should be loaded to the monitoring platform via SMS command.
15.2 Logging upon times: Send SMS: "save030s005n+password" to the tracker unit, it will
reply "save ok", and will log the lat, long locations every 30 seconds for 5 times. (S:
second, m: minute; h: hour).
15.3 Multi-logging：Send SMS:"save030s***n+password" to tracker device, it will reply
"save ok".
15.4 Logging Clearance: send SMS: "clear+password" to tracker device, it will reply "clear
ok".
15.5 Logging Volume: Built-in flash 1MB (store about 16,000 positions); expanded volume
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