i TRINETECH LR938X XX User Manual

Copyright and Trademark Notice

©2014 by i-Trinetech Co., Ltd. All rights reserved.
Information in this document is subject to change without notice.

No part of this document may be reproduced or transmitted in
any form or by any means, electronic or mechanical without
prior written permission of i-Trinetech Co., Ltd.

i-Trinetech Co., Ltd. makes no representation or warranties with
respect to the contents hereof and specifically disclaims any
implied warranties of merchantability or fitness for any particular
purpose. i-Trinetech Co., Ltd. reserves the right to revise this
manual and to make changes in its content without obligation to
notify any person or organization of such revision or change. In
no event shall i-Trinetech Co., Ltd. be liable to you or any third
party for any consequential, incidental, direct, indirect, special,
punitive, or other damages (including without limitation,
damages for loss of profits, interruptions, loss of information,
pecuniary loss, etc.), even if i-Trinetech Co., Ltd. has been
advised of the possibility of such damages arising from any
defect or error in this manual or product.

Updates to this documentation can be obtained from our
website: http://www.itrinetech.com.

i

Product Warranty and License

This is a legal agreement between you the end user, and the
manufacturer. By opening this sealed package you are
agreeing to be bound by the terms of this agreement.

COPYRIGHT: Copyright laws and international treaty provisions
protect this product – You may not copy, modify, or transfer the
product in copy, in whole, or in part, except as expressly
provided in this License. The manufacturer or its suppliers
reserve all rights not explicitly granted.

WARRANTY: The manufacturer warrants your product against
any defect in material and workmanship, under normal use, for
a period of 1 year from date of purchase. In the event this
product is found to be defective within the warranty period, the
manufacturer will, at its option, repair or replace components of
the product tested as defective from regular usage.

This warranty is void if:

1. The device is operated or stored under abnormal use and
conditions

2. The unit is repaired, modified, or altered without written
authorization from the manufacturer.

3. The unit is subject to abuse, neglect, accident, electrical fault,
improper packaging, or act of god including but not limited to
lighting strikes.

4. The unit is installed improperly.

5. The serial number is defaced or missing.
For product repair services, please contact your local dealer or

retail outlet where you purchased the product (a valid receipt
may be required). The manufacturer does not accept returns
directly from home/end users.

ii

DISCLAIMER: In all circumstances the manufacturer's
maximum liability is limited to the purchase price of the products
sold. The manufacturer shall not, under any circumstances, be
liable upon a claim or action in contract, tort, indemnity or
contribution, or other claims relating to the products it sells
which exceeds this liability limit. The manufacturer shall not be
liable for third party claims for damages against the purchaser,
or for malfunction, delays, interruption of service, loss of
business, loss or damage to exemplary damages, whether or
not the manufacturer is advised of the possibility of such claims
or damages.

For comments or further details, please contact us:
i-Trinetech Co., Ltd.
4th Fl., East Wing of M-8 Building, Sparrow Ridge Industrial
Zone, Science & Technology Park, Nanshan Dist.,
Shenzhen City, China. Post code：518057

Tel：[phone]
Fax：[phone]
website: http://www.itrinetech.com.

iii

FCC Regulation

1. This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions:

(1) This device may not cause harmful interference, and
(2) This device must accept any interference received,
including interference that may cause undesired
operation.

2. Changes or modifications not expressly approved by the

party responsible for compliance could void the user’s authority

to operate the equipment.
NOTE: This equipment has been tested and found to comply

with the limits for a Class B digital device, pursuant to Part 15 of
the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a
residential installation. This equipment generates, uses and can
radiate radio frequency energy and, if not installed and used in
accordance with the instructions, may cause harmful
interference to radio communications. However, there is no
guarantee that interference will not occur in a particular
installation. If this equipment does cause harmful interference
to radio or television reception, which can be determined by
turning the equipment off and on, the user is encouraged to try
to correct the interference by one or more of the following
measures:

‐‐ Reorient or relocate the receiving antenna.
‐‐ Increase the separation between the equipment and

receiver.

‐‐ Connect the equipment into an outlet on a circuit different

from that to which the receiver is connected.

‐‐ Consult the dealer or an experienced radio/TV technician

for help.

iv

MediaWalker
938 Box * 1

3.5mm male
to RCA male
Audio Cable * 1

3.5mm male
to RCA Female
Audio Cable * 1

USB to micro USB
Power Cable * 1

User Guide * 1

Above Picture for reference only, actual looking based on real
product

1

2

Media Walker 938 Extra, Pro, Advance, Deluxe

Red

WiFi Connected

Green

Mic Recording / Internet Radio

Blue

Ethernet Connected

Red

Power / Battery is Charging

Green

Battery Charge Done

Blue

Wait / flash Echo

When (WiFi) Red + (ETH) Blue = purple and
flashing, means Ethernet and WiFi is working
When (REC) Green turned on means
MediaWalker 938 is either recording from the Mic
or playing the Internet radio.

When (CHRG) Red turned on means either the
Battery is under charging or power is good.
When (DONE) Green turned on means the
Battery has been fully charged.
When (ECHO) Blue turn on during the boot time,
it means to wait for system to get ready. It will turn
off once the system boot up and get ready.
When (ECHO) Blue is flashing means the echo of
receiving the network socket command.。

3

① Plug in the Power:
Use micro USB power cable to connect the +5V/1A adapter to
MediaWalker 938 and turn the power switch to power on.
② Connect to Speaker and/or Amplify:
Use either 3.5mm stereo audio cable or SPDIF fiber optical
cable to connect the MediaWalker 938 with Speakers and/or
Amplify.
③ Connect the up-link network:
You can use either wired Ethernet cable or Wireless WiFi to
connect the up-link network (WAN).
Default status to connect up-link (WAN) using the wired
Ethernet port.
User can change the configuration of setup to use wireless WiFi
to connect up-link (WAN).

4

**Note: The Ethernet port change to service as LAN when set
WiFi to up-link (WAN).
④ Storage:
Insert the TF card will perform the storage of MediaWalker 938.
It will be able to play music from the storage and share the
content through the FTP Server service (except Extra model).
** Play mode notice：

LAN mode：mobile phone connect to MediaWalker 938 by WiFi
directly as a clinet in the LAN.
WAN mode: mobile phone connect to MediaWalker 938 from
WAN side through upper level host router as a client of host.

5

The MediaWalker 938 supports AirPlay, UPnP, and DLNA
(DMS +DMR), (Extra model for DMR only). It is as easy as just
connect to your playing device with the WiFi of the MediaWalker
938 and start to play.

Following is the picture of the play back from AirPlay, UPnP,
and DLNA (DMS+DMR).

6

MediaWalker 938 supports Multi-Cubic Play for flexible control
and lots of fun to play your music.

You can play with multiple resource (different sound) to multiple
device (different MediaWalker 938) with multiple controller
(different mobile phone) at same time.

The multiple resource can come from anyone of your mobile
phone, MediaWalker 938 DMS, and any other media server.

The multiple device can be any one of your mobile phone,
MediaWalker 938 DMR, and any other media render.

Multiple controller can be any one of your android phone,
iPhone, iPad, Windows, and Mac.

MediaWalker 938 will have no problem and smooth switched
between above any controller.

Thanks to Multi-Cubic Play, your family no need to use the
MedialWalker 938 by always either search for the same remote
controller or find the same phone to active the device. Every
one of your family can use his/her own phone to control the
MediaWalker 938 to get HiFi music.

7

1. Power on and get MediaWalker 938
ready to work.
Connect the Power with
MediaWalker 938 and switch to
power up.
Wait on both “PWR R” and “ECHO
B” LEDs turn on and light out purple
color to indicate the system is
booting up to work. The
MediaWalker 938 system will get
ready when “ECHO B” turns off.

2. Turn on your playing device such as iPhone, iPad,
Windows, Mac, and/or Android phone.
Turn on the WiFi setting of your playing device and search
the AP with SSID name as “mw938X_XXXXXX”.
Choose to connect the AP with such SSID by key in default
password as “12345678”.
It will show the AP connected if connection successful.
If neither can’t find the SSID of the MediaWalker948 nor

can’t match the password to connect, please press more
than 5 second on the “RESET” button to re-start the

MediaWalker 938 on default setting.
Default setting:

IP: 192.168.192.1

Password: 12345678
DHCP range: 192.168.192.100

~192.168.192.109

RF Channel: 2.4GHz CH1,

Auto CH Select “On”

Up link to WAN: Ethernet port (RJ45)

8

Down link to LAN: Ath0 port (WiFi)
DLNA DMR: LAN mode
Management ID: admin
Management Pass: admin

3. Playing the music wirelessly
a. Use iPhone and iPad to play:

Start the music player of
iPhone and iPad and slide the
touch screen from bottom of
the screen to activate the

Airplay.
Choose the mw938X_XXXX
device to start the WiFi
Airplay music.

b. Use MS Windows and Mac

OS to play:
Please install “iTunes” on your computer before start
to play.

Start the iTunes application and click on the middle of
top command bar to activate the Airplay.

Choose the mw938X_XXXX device to start the WiFi
Airplay music.

c. Use Android Pad and Mobile Phone to paly:

You can use any APK supports UPnP/DLNA that
downloaded from Google Play APK market. There is
a lot of APKs on the market supporting UPnP/DLNA

9

such as Media House, iMedia
Share, UPnP Monkey,
BubbleUPnP, AllCast, and
MirageDLNA…etc.
Almost all APKs who named it
supports UPnP/DLNA can be
used to play music to the
MediaWalker 938.

d. Use MediaWalker APP to play:

 Download the MediaWalker

APK from

http://www.itrinetech.com/do
wnload/app/MediaWalker.a
pk and install on your

Android mechine.

 You can download the APK

by using the QR code and
install the APK too.

 Start up the MediaWalker APP after

installation.

(1) Local Player
 Click the

slide
command
tag at the
most upper
left corner
and
choose the
Local
Player to
list down
the music

10

contents in your Android
machine.

 Click on the music you want

to play to start the Play
Control menu.

 The most right Play-out

Control button will control
the music to play either on
local machine or WiFi to
MediaWalker

938.

(2) DLNA Player
 Click the slide command tag

at the most upper left corner
and choose the DLNA
Player to list down the DMS
and DMR device in your
network.

 Click the DMS which you

want to play from and the
DMR which you want to
play to.

 Click on the ok to start to

choose the music from the
list on the DMS.

 Click on the chosen music

to start the DLNA play.

(3) Internet Radio
 Click the slide command

tag at the most upper left

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corner and choose the
Internet Radio to list down
the available Radio station.

 There are couple different

category to group many
radio stations. Click on the
radio station you like will
start the radio playing.

 You must have your

MediaWalker 938 connect
to the Internet through WAN
connection either by
Ethernet or by WiFi. Without
the Internet connection,
MediaWalker 938 is
impossible to receive the
Network Radio from
Internet.

(4) FTP Client
 Click the slide command tag

at the most upper left corner
and choose the FTP Client
to start the FTP service.

 Your mobile phone need to

connect with the WiFi of
MediaWalker 938 to be able
to access the FTP server on
it.

 You will find the FTP site

with the same name as the
WiFi SSID name.

 Choose the Site name and

click on the login to start the
FTP service

12

 You can upload files from

Power off

Recording/Playback

Internet Radio

on/off

Play USB/SD card
Music

Mute/Un-Mute

Forward

Play/Stop

Backward

local side to Remote side.
You can download files from
remote side to local side too.
There is a list of extra
commands by long press the
file item which has been
chosen.

(5) Remote Control Panel
 Use Remote Control Panel

in MediaWalker APP to
control MediaWalker 938.

 By click on the slice

command list you can see
the item of Remote Control
Panel can be chosen.

 Use the remote Control

Panel in the MediaWalker
APP to control the
MediaWalker 938 will similar
as using the real IR R/C.

 It will perform following

function to control
MediaWalker 938.

(6) Web Cam

(special ODM version only)

 The MediaWalker 938

supports the web cam
function.

13

 The USB camera need to

support the UVC (USB Video
Command) protocol. You
can just plug in the USB
camera to start the real time
MJPEG HLS server
automatically.

 Once you has plug in the

USB camera (UVC
supported), you can click on
the slide command list and
choose the Web Cam to
view the web cam video
stream.

 The web browser on you

mobile phone need to
support the MJPEG decoder
to be able to view the video.

 To use either the original

google browser come with
your android phone or the
Google Chrome web
browser is suggested.

(7) Setup
 Click on slide command tag

at the most upper left corner
and choose the Setup to be
able to start the configuration
setup of the MediaWalker

948.

 Choose WiFi to login to the

configuration setup of
MediaWalker 938.
The default login Name : admin

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The default login Password: admin

 Account Section

You can see the WiFi
configuration page after
successful login. Click on
the Show Password, you can
see the default login name
and
password in the Account
section.
It is necessary to set the
DLNA Mode Setting for work
with the DLNA controller (DMC) to be able to be
found.
If the controller is connect with MediaWalker
938 by WiFi directly, you need to choose “LAN”
mode.
If your controller connect the MediaWalker 938
through a router/AP, which means both the
mobile phone (Controller) and MediaWalker
938 connect on the same router/AP, you need
to choose the “WAN” mode.

 WiFi Configuration Section

The Default IP of MediaWalker 938 is

192.168.192.1
You can find the default SSID
mw938X_XXXXXX and WPA
password in the WiFi
Configuration section. The
default WiFi WPA password
is “12345678”
The default region of WiFi
channel is China and the Auto
Channel Selection is enabled.
All of these parameters can

15

be changed.

 Internet Configuration Section

Default WAN Type setting
using Ethernet to connect
Internet and using DHCP to
get WAN IP.
If you are using the Ethernet
to connect the Modem (ADSL)
directly, you should change to
use PPPoE to dial out.
You will need the PPPoE
Username and PPPoE
Password from your ISP
provider.
MediaWalker 938 supports
using WiFi as WAN Type.
It means you can click on the
WiFi to setup MediaWalker
938 to connect Internet
through upper level router/AP
by WiFi connection.
Once you choose to work in
this mode, you will need to
choose the Remote AP SSID
to tell MediaWalker which
router/AP you will connect.
By click on the search tab of
the Remote AP SSID, it will
list out all the available
router/AP for your choose.
Pick up the SSID you want
MediaWalker 938 to connect
with and key in the password
of the remote Router/AP to
allow MediaWalker to login.

16

 Submit

Any changes you have made
need to be submit to keep the
change. The changed
parameter will not effected
without submit process.

 Restore factory setting

It will set all of the changes
back to factory default which
same as described on page 8.

 Force to restart the system

It will force the MediaWalker
938 to reboot.

 Choose About to view the

Firmware version of the
MediaWalker 938 with the
listed SSID and the APP
version on the mobile.
By double touch on the screen
for more than 5 second, you
can manually start the
firmware update process.
Click on the Version Update
will start the firmware update
process. The MediaWalker
938 must connect the Internet
to be able to update the
firmware from the web site
service.

 The firmware process will

support both Beta version
（overnight build weekly）and
Stable version (stable build monthly).
You can always get the most up to date new
function and bug fix from the Beta version.

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