HowayGIS P78P User manual

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P78P Quick Start
8” Rugged High-accuracy GIS Tablet
Version 1.0

1
Catalogue
Catalogue .................................................................................................... 1
Disclaimer.................................................................................................... 2
About This Manual ...................................................................................... 2
Technical Support........................................................................................ 2
Parts of the Device ...................................................................................... 3
Dimension ................................................................................................... 4
Installing microSD and SIM Card ................................................................. 5
Charging the Battery ................................................................................... 6
Installing APK File ...................................................................................... 11
Turn on GNSS module ............................................................................... 14
Get GNSS data with serial port ................................................................. 14
Get GNSS data from android internal GPS services .................................. 17
Ntrip connection with serial port.............................................................. 19
Ntrip connection with HPP services .......................................................... 21
GNSS data record ...................................................................................... 23
GNSS Status............................................................................................... 26
Send command to GNSS module .............................................................. 27
Important Safety Instructions ................................................................... 28
Rechargeable Battery Pack Safety ............................................................ 30
Disposing of the Equipment...................................................................... 32
Warranty ................................................................................................... 33

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Disclaimer
The information in this document is subject to change without prior notice in order to
improve the reliability, design and function. It does not represent a commitment on
the part of the manufacturer.
Under no circumstances will the manufacturer be liable for any direct, indirect, special,
incidental, or consequential damages arising from the use or inability to use the
product or documentation, even if advised of the possibility of such damages.
About This Manual
This user’s manual provides the general information and installation instructions for
the product. The manual is meant for the experienced users and integrators with
hardware knowledge of personal computers. If you are not sure about any description
in this manual, consult your vendor before further handling.
We recommend that you keep one copy of this manual for the quick reference for any
necessary maintenance in the future. Thank you for choosing HowayGIS products.
Technical Support
You can download the related technical documents such as datasheet and user’s
manual as well as driver on our website.
Please do not hesitate to call or e-mail our customer service when you still
cannot get the information you need.
http://en.howaygis.com/
E-mail: [email protected]om
[email protected]

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Parts of the Device
1
Power button
9
Function Key (free for your assigned function)
2
GNSS antenna
10
Speaker
3
Pogo pin
11
Battery
4
USB connector
12
Camera flashlight
5
Front Camera
13
Rear Camera
6
Light sensor
14
NFC
7
Touch panel
15
Volume key
8
Microphone
16
SD card slot

4
Dimension

5
Installing microSD and SIM Card
Figure 1 Screw off and remove the cover.
Figure 2 Follow the
direction of red arrow to
open the lid of mSD slot.
Figure 3 Open the lid and
insert the mSD card into
the slot.
Figure 4 Close the lid and
follow the direction to
lock.
Figure 5 Follow the
direction of red arrow to
open the lid of SIM slot.
Figure 6 Open the lid and
insert the SIM card into
the slot.
Figure 7 Close the lid and
follow the direction to
lock.
mSD
SIM

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Charging the Battery
Due to shipment, the battery is partially drained when the package is delivered to
you. Be sure to charge the battery to full when you are charging it for the first time.
Caution: Do not charge the P78 via computer USB connection due to that the voltage
output from computer USB is not enough to charge the device.
1. Charging the Battery
To charge the battery using a electrical outlet:
i) Using the USB cable that comes with the device, connect the small end of the cable
to the USB port on the device.
ii) Then connect the other end of the USB cable to the power adapter.
iii) Connect the power adapter to an electricaloutlet.
Warning: Use only the power adapter that comes with your device. Using a
different power adapter may damage your device and may result in poor
performance. It may also invalidate warranty applying to the device.
2.Checking the Battery Level
When the charging is in process, a battery indicator will appear in the status bar showing
the charging percentage. Unplug the USB cablefrom the device when the battery is fully
charged.
3. Installing/Replacing the Battery
In case you need to install or replace the battery, follow the steps below to
access the battery chamber and replace the battery.
Step 1:
Connect the
same end
ofthe USB
cable to the
device.
Step 2:
Connect the
USB cable to
the power
adapter.
Step 3:
Connect the
power
adapter to
a power
outlet.

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4. Accessing Battery Chamber
i) Place the device on a flat
surface, with the rear side facing
up. Loosen theretaining screws
on the battery cover with a coin.
Retaining screws
ii) Remove the battery cover
using the notch located on the
bottom edge.
Battery cover notch

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iii). The battery is in a compartment inside. Its opening is covered by a
protective lid. Insert the tip of your finger onto the top of the cover and remove
it.
Protective lid
iv) Then you can remove the battery from the chamber.
v) Installing Battery
To install the battery, orient the
battery so that the contact pins
faces towards the compartment
opening.
Contact
pins

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Slide the battery into the battery chamber.
To restore the protective lid, make sure
the lid is oriented as shown in the photo
to the right.
Align the top edge of the lid with the top
of the opening.
Press the lid firmly into place to ensure
it is secured.