e2Link GPT46 User manual

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LTE CAT M1/NB2 TRACKER
For Asset/Vehicle
MODEL: GPT46
User Manual
<GNSS + GSM/SMS/EGPRS + LTE CAT M1+ LTE NB2>
-Long Standby Tracking System --

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CATLOG
Ⅰ. Product Features................................4
Ⅱ. Components and Accessories........ 6
Ⅲ. SIM Card Installation....................... 7
Ⅳ. Test & Installation............................8
Ⅴ. Setting & Inquiry............................... 9
Ⅵ. Device Alarm..................................10
Ⅶ. Trouble shooting........................... 11
Ⅷ. Warranty Rules.............................14

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Welcome to use our device，please read this
manual carefully to install and operate device
exactly. This user manual is for reference only.
If some contents and operation steps are
inconsistent with those for the actual product,
the latter will prevail.
With GPT46 Long Standby GPS Tracker, we
can monitor your vehicle or asset by GPS
satellite positioning system, GPRS/LTE CAT
M1/LTE NB2 communication and Internet,
remote location of vehicles or asset can be
achieved through a powerful service platform.
It plays a significant role in logistics and asset
protection, helping customers to achieve
transparent management, reduce costs,
ensure safety, and improve efficiency.

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Ⅰ. Product Features
■Support GSM/SMS/EGPRS/ LTE CAT M1/ LTE
CAT NB2 (iOT network)
■GNSS: GPS/Beidou/Glonass/Galileo/Qzss etc
■GNSS/Wi-Fi/LBS triple positioning way, Real
time tracking /upload data regularly
■Built-in temperature sensor, support
temperature alarm
■Built-in light sensor, detecting opening door/box
behavior.
■5500mAh rechargeable lithium Battery
■Low power alarm, Vibration alarm, GEO-fence
alarm
■Temperature alarm, Light alarm
■Keelin Platform/ Keelin APP/ SMS inquiry
■Support EELINK 2.0, OTA Firmware upgrade
■Third party platform integration

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Basic Specifications
Work Current
LTE data (400mA);
GPRS data (500mA)
Idle(3mA);30uA(power off)
GNSS Accuracy
<2M @ Open Sky
GNSS Band
1575MHz
EGPRS Band
850/900/1800/1900MHz
LTE CAT M1 Band
B1/B2/B3/B4/B5/B12/B13/
B14/B18/B19/B20/B25/B2
6/B27/B28/B66/B85
LTE CAT NB2 Band
B1/B2/B3/B4/B5/B12/B13/
B18/B19/B20/B25/B26/B2
7/B28/B66/B71/B85
Hot/warm/cold Start
<3s，<26s，<35s
Battery
5500mAh; 3.3~4.2V;
Charge 5V@1A
Dimensions (mm)
120(L) X 69(W) X 19.5(H)
Temperature/Humidity
-20℃~60℃/20%～90%RH
Net Weight
165g

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Ⅱ. Components and Accessories
■Components
-Top Front-
(Towards sky)
-Bottom -
■Accessories
3M Velcro (default)

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Ⅲ. SIM Card Installation
Open the back door case, check if device is
OK and accessories are intact
Open device cover
Insert SIM Card

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Note:
●Please power off device before installing or
uninstalling SIM card.
●Open SIM’s traffic transmission to send data.
●If the PIN code of SIM card enable, please use
your mobile phone to disable the PIN code.
●Please make sure SIM card has sufficient
balance.
Ⅳ. Test & Installation
4.1 Power on/off
After SIM installation, Turn on/off the power switch,
device will power on/off.
4.2 LED Indicators
The Red LED flickers fast when device is searching
for GSM/Cat M1/Cat NB2 network, it flickers slowly
when device has registered network successfully.
The Blue LED flickers fast when device is
searching for the Positioning satellite signal, it

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flickers slowly when device has searched the
satellites and can be positioned.
1. RED LED(indicates Network working state)
Fast blinking
Searching for GSM/Cat M1/Cat
NB2 network
Slow blinking
GSM/Cat M1/Cat NB2 works
normally
2. BLUE LED(indicates GPS Satellite signal state)
Fast blinking
Searching GPS Satellites
Slow blinking
GPS works normally
4.3 Install Device
Close device door, Stick Velcro to bottom of GPT46
and instill it.
Ⅴ. Setting & Inquiry
5.1 Web Platform & APP
5.1.1 Web Browser platform
Login the service platform to set or track device,
ask your dealer for the WWW address
5.1.2 Smart phone application
Use smart phone APP, ask your dealer to get
installation package.

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5.2 SMS
You can write a positioning SMS sending to device
to inquiry position, device will reply position SMS or
map link once it wake up. You also can set
administrator number to get remove alarm.
The SMS commands please refer to the Operation
Commands.
Ⅵ. Device Alarm
6.1 Remove Alarm
Conditions: When Device is removed.
Note: Light Sensor detect any light will trigger this
alarm
6.2 Temperature Alarm
Conditions: When Temperature exceed set range
Note: You need to set Temperature range value &
time.
6.3 Vibration Alarm
Conditions: When the Vehicle Vibration occurs.
Note: You need to set vibration sensitivity and time,
there is an alarm switch.
6.4 Geo-fence Alarm
Conditions: when the vehicle entry / exit / across

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the Geo-fence.
Note: You need to set the conditions of crossing
fence, fence types and so on.
6.5 Low Battery Alarm
Conditions: When device’s battery power falls
below a certain value .
Note: Alarm parameters must be set before work in
6.2, 6.3, 6.4, Please refer to the
<Operation Commands>
Note: When above alarm occurs, device will send
alarm to service platform, meanwhile send a SMS
message to the administrator number if the number
is set in advance.
Ⅶ. Trouble shooting
7.1 Cannot connect platform
Device is never online on the position server when
installed at the first time. Please check device:
1）If power cables are wired correctly? Pay attention
to not connect them to controlling cables of vehicle.
2）If SIM card is installed correctly? Please refer to
the installation instructions.
3）Check status of LED indicators. If device is OK,

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red and blue LED will intermittently and slowly flick.
4）Inquiry parameters of device via commands and
check replied parameters.
7.2 Offline status
First check if LED indicators are OK, if cannot
check them, you can check SIM card following next
steps:
1）call SIM card of device and check if you can hear
connecting ring.
2）Check if vehicle is in the area where there is no
GSM or LTE CAT M1/NB2 signal.
3）Check if one device or all devices are offline in
the area . If all devices are offline, you should ask
operator If network is OK.
4）Check if SIM card has enough balance.
5）If device becomes offline on the last day of one
month, please check data transferring is closed or
not.
6）Inquiry parameters of device via commands and
check replied parameters.
7.3 No positioned
If the GPS is active, but device cannot be
positioned for long time, please check device:

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1）If the vehicle is in the place where there is no
GPS signal.
2）The upside of device should be installed with
face toward the sky.
3）The GSM & LTE CAT M1/NB2 and GPS signal
may be weakened if device is installed in the place
with electromagnetic wave absorption material(such
as metal blocks), special attention should be paid if
there is metal thermal insulation layer or heating
layer on the front windshield, so that the position
accuracy will decline, and the severe ones will not
be positioned.
7.4 Position drift
Serious position drift will be found in places where
GPS signal is poor. Please drive the vehicle to the
open places.
7.5 Commands receiving abnormally
1）Check the commands format.
2）Check if the vehicle is in the places where there
is GSM signal.
3）Check if the SIM card is properly installed.

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Ⅷ. Warranty Rules
8.1 Special statement
1）Technology change without notice.
2) If the color and appearance are inconsistent with
those for the actual product, the latter will prevail.
3）Warranty card is only valid for devices with the
following IMEI.
4）Please take care of the warranty card and show
it with the original purchase receipts when enjoying
the warranty service.
8.2 Warranty period
Since the date of purchase, passive waste
host has one year warranty.
8.3 After sales
Any of the following circumstances not
covered by the warranty, but may be
appropriate to pay repair:
1）More than the warranty period.
2）Unauthorized removal or repair damaged.
3）Damage caused by improper installation, use,
maintenance, custody.

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4）IMEI label is torn or Obscure.
5）Warranty certificate and product models do not
match or warranty certificate be altered.
6）Damage caused by force majeure.