Thuraya FDU-2500 User Manual

Table of contents

Introduction ………………………………………………………………………… 3

Package Contents………………………………………………………………… 4

Installation Instructions…………………………………………………………… 5

Antenna Installation…………………………………………………… 5

Installing Satellite Antenna…………………………………………… 5

Installing GPS Antenna……………………………………………… 6

External Accessories ………………………………………………… 6

Getting Started……………………………………………………………………… 7

Connection Interface…………………………………………………… 7

Setting up FDU-2500………………………………………………… 8

Using FDU-2500 as a desktop unit………………………………… 8

Using FDU-2500 as a wall mounted unit…………………………… 8

Mounting FDU-2500 on the wall…………………………………… 8

Connecting Satellite Antenna……………………………………… 8

Connecting GPS Antenna…………………………………………… 9

Connecting FDU-2500 to Power Supply Adapter……………… 9

Connecting Extension Phone to FDU-2500……………………… 9

Connecting Group 3 Fax Machine to FDU-2500………………… 10

Connecting a PC to FDU-2500 through USB port…………… 10

Docking Thuraya Terminal in FDU-2500 ………………………… 10

Undocking Thuraya Terminal from FDU-2500…………………… 11

Receiving / Making Calls……………………………………………………………12

Important…………………………………………………………………12

Receiving Calls …………………………………………………………12

Making Calls .……………………………………………………………13

Ending Calls …………………………………………………………… 13

Transferring Calls ………………………………………………………14

Volume Control …………………………………………………………14

Muting Microphone during Speakerphone Call ……………………15

Receiving / Sending Fax Message……………………………………………… 15

Receiving / Sending Fax through Fax machine …………………15

Receiving / Sending Fax through PC ……………………………16

1

Receiving / Sending Data Calls …………………………………………………17

Receiving Data Calls …………………………………………………17

Sending Data from PC ………………………………………………17

Charging the Thuraya Terminal Battery …………………………………………17

Code Locking Function ……………………………………………………………18

How to set up the Code locking function…………………………18

How to make a call …………………………………………………19

In the case of Forgetting the PIN Code……………………………20

Supplementary Services …………………………………………………………20

Troubleshooting ……………………………………………………………………21

Warnings! ………………………………………………………………21

Care and maintenance……………………………………………… 21

Common Problems …………………………………………………22

LED Indications ……………………………………………………………………23

Warranty… ……………………………………………………………………………24

2

Introduction

Package Contents Fax Message

Receiving / Making Calls

Getting Started Installation Instructions

Introduction

FDU-2500 provides additional flexibility and convenience to your use of the Thuraya
terminal. (Please note that Thuraya terminals are available separately from the local
service provider) FDU-2500 and its accessories are designed and manufactured to
meet Thuraya’s superior specifications and world-class quality standards. FDU-2500
enhances the capabilities of the Thuraya terminal to meet your communication
requirements inside home and office.
The Thuraya terminal

when used with FDU-2500, becomes a communication center

providing voice, fax and data communication. The built-in battery charger in FDU-2500
makes it possible for you to charge your Thuraya terminal while locked in the FDU.

Attention
Do not connect FDU-2500 with other products such as PSTN or general telephone
line.

3

Introduction Package Contents Fax Message

Receiving / Making Calls

Getting Started Installation Instructions

Package Contents

FDU-2500 Package consists of the following

FDU-2500 with Auxiliary handset AC/DC Power adapter

Satellite antenna and mounting adapter Satellite antenna cable (25meter)

GPS antenna with cable (25meter) USB driver CD, USB cable, RJ-11cable and

FDU-2500 User Manual

4

Installation Instructions

After unpacking and ensuring that
FDU-2500 and all its accessories are
intact and present, proceed with the
installation. Please read the instructions

carefully. If you encounter any difficulty
in installation, contact your service
provider for assistance.

Antenna Installation

The FDU-2500 antennas set consists
of the following components:

1. Satellite Antenna with mounting

adapter.

2. Satellite antenna cable for

connecting Satellite antenna to
FDU-2500 (25meter).

3. GPS Antenna with attached
coaxial cable for connecting
with FDU-2500 (25meter).

Installing Satellite Antenna

The satellite antenna is a rectangular
patch antenna, and is supplied along
with a mounting adapter. The mounting
adapter also has an elevation angle
adjust function.

1. Mount the antenna on to any
suitable fixture (mounting pole
or wall) on the rooftop using
the mounting brackets and the
bolts provided. The antenna
should be facing skywards in
the direction of the THURAYA
sa
a
p
p
r
o
p
r
i
a
t
e

angle. The angle can be
adjusted using the angular
information provided on the
mounting adapter (De ails will
be provided in the antenna
installation guide book).
Fix the antenna in such a

tellite and should be at the

t

2. way

3. e

r t

a lo

4. nd of the

S e

that the connector at the base
is accessible when mounted.
Connect the coaxial cabl
(marked “Satellite Antenna
Cable”) to the antenna
connecto loca ed at the base
of the satellite antenna and
tighten it properly by turning it
clockwise. Leave enough
length for small op and
secure the rest of the cable
using the cable ties.
Connect the other e
satellite antenna cable to the
satellite antenna connector
marked “ AT” on th FDU-2500
by the side of the connectors.

Installation Instructions

Package Contents Installation Instructions Getting Started

Receiving / Making Calls

Fax Message

5

5. Adjust the azimuth and the elevation
angle of the antenna according to

where you are (Details will be provided

Introduction Package Contents

in the antenna installation guide book),
so as to ensure the highest signal quality,
indicated on the LCD display.

Installation Instructions

Installing GPS Antenna

The GPS antenna comes with attached
coaxial cable for connecting with the
FDU-2500 unit.

1. Find an appropriate location
on the rooftop to mount the
antenna.
Make sure the antenna have a
clear view of the sky.

Maintain a
separation of about 0.5 to 1 m
eter between GPS and Satellite
antenna.

2. Mark locations of the“screw
holders” on the surface/roof
top for fixing the antenna.

3. Drill holes of adequate depth
on the surface.

4. Keep the antenna in place so
that the drilled holes and the
screw holders are matched.

Getting Started

5. Fix the antenna securely using
the screws provided.

6. Connect the free end of the
attached cable to the GPS
antenna connector marked
“GPS” on the FDU-2500.

Receiving / Making Calls

External Accessories

FDU-2500 needs to have external
accessories for full functionality. Please
make sure that you have the following:

1. Thuraya terminal with active
SIM card.

2. Personal Computer (PC) for
Data transfer and PC Fax.

3. Group 3 Fax machine for
sending/ receiving Fax.

4. FAX software for PC Fax.

5. Extension phone.

Fax Message

Note: The RJ-11 cable should be 2-wire
inner at both ends.

6

Getting Started

FDU-2500 is intended to be used as a desktop or wall-mounted phone while the
Thuraya terminal is docked. Slots are provided at the base of the unit to allow FDU-2500
to be hooked securely to a wall. Interfaces for connecting external equipments such as
Group 3 fax machine and PC are provided at the back side of the unit.

Connection Interface

Introduction Package Contents Installation Instructions Getting Started

Receiving / Making Calls

Fax Message

7

Setting up FDU-2500

Using FDU-2500 as a
desktop unit

To use FDU-2500 as a desktop unit, find
an appropriate location on your desktop
where you can easily access the unit.
Make sure that you have an electrical
outlet nearby for powering up FDU-2500.

Using FDU-2500 as a wall
mounted unit

FDU-2500 can be fixed on the wall by
using the bracket. Slots for brackets are
basically provided. Slots for brackets are
provided on the FDU

Mounting FDU-2500 on the wall

1. Find an appropriate location
on the wall for placing the
FDU-2500 as a mounted unit.

2. Place the bracket on the

fixing location and mark the
location of screw hole.

3. Place a suitable nails length on

the wall for mounting
FDU-2500.

4. Handset holder. Change the

direction of Handset holder
to a wall mounted unit.

5. Hook FDU-2500 to the bracket
on the wall.

Connecting Satellite Antenna

1. Connect the coupler at the
free end of the coaxial
satellite antenna cable with
the connector marked “SAT”
on FDU-2500.

2. Tighten the connector by
turning it clockwise.

Introduction Package Contents Installation Instructions Getting Started Receiving / Making Cal ls Fax Message

8

Connecting GPS Antenna

1. Connect the coupler at the free
end of the coaxial GPS
antenna cable to the connector
marked “GPS” on the

FDU-2500.

2.

Tighten the connector by

turning it clockwise.

Connecting FDU-2500 to Power Supply Adapter

Plug the Power Supply Adapter
connector into the DC IN connector on
FDU-2500.

Use the other end of the Power Supply
Adapter to connect FDU-2500 to the
main power source.

1. Connect the dc plug of
AC/DC power adapter to
FDU-2500, and AC power
cord to AC/DC adapter.

2. Connect AC power to the
external power source.

3. Switch ON the power source.

The power LED on the
FDU-2500 glows red
indicating that the unit is
powered and ready for use.

Connecting Extension Phone to FDU-2500

Extension phone can be connected to
FDU-2500 at RJ-11 interface using an
RJ-11 cable. FDU-2500 includes two
RJ-11 interfaces. Extension phone should
be connected to the RJ-11 interface
marked “EXT”.

1. Plug one end of the RJ-11
cable to the RJ-11 interface

marked “EXT” on FDU-2500.

2. Connect the other end of the
RJ-11 cable to the RJ-11
interface of the phone.

Note: You must have a phone unit and
2-wire RJ-11 cable to use this feature.
Phone is not supplied with the
FDU-2500 unit.

Data Calls Terminal Battery Code Locking Function

Supplementary

Troubleshooting LED Indications

9

10

Connecting Group 3 Fax Machine to FDU-2500

FDU-2500 can be used for sending and
receiving fax messages when connected
to a Group 3 fax machine at the RJ-11
interface. FDU-2500 includes two RJ-11
interfaces. Group 3 fax machine should
be connected to the RJ-11 interface
marked “FAX”.

1. Plug one end of the RJ-11

cable to the RJ-11 interface
marked “FAX” on FDU-2500.

2. Connect the other end of the
RJ-11 cable to the Group 3
fax machine.

Note: Contact your service provider to
check for Fax service on the SIM Card.

Connecting a PC to FDU-2500 through USB port

You can use your FDU-2500 for
connecting a PC through the USB
interface on FDU-2500.

1. Plug in one end of the USB
cable to the USB port of your
PC.

2. Connect the other end of the

USB cable to the USB

interface of FDU-2500.

To use USB interface, install the USB
driver for FDU-2500 in the PC. USB
driver is included in a CD which is
provided with the product.
Note: Contact your service provider to
check for Data service on the SIM Card.

Docking Thuraya Terminal in FDU-2500

For successful operation of FDU-2500,
Thuraya terminal must be in ‘SAT Only’
mode and data link rate is set to 19200
Baud.
Note: Ensure that the Dust cap behind the
Thuraya terminal is removed before
attempting to dock.

1. Place Thuraya terminal with the
display facing up.

2. Gently lower the Thuraya terminal
into the docking cradle provided
on FDU-2500, coupling the
antenna hole with the antenna
connector. Switch on FDU-2500.

Introduction Package Contents Installation Instructions Getting Started Receiving / Making Calls Fax Message

3. Thuraya terminal display will
show “Fixed Adapter” for
couple of seconds i f t h e
docking is done successfully
(There should be maximum
signal strength in the display,
otherwise inform the service
provider).Ensure full signal
strength on the display.

Undocking Thuraya Terminal from FDU-2500

FDU-2500, Locker device is installed

rst, find the status of FDU-2500 Locker

1. Allow the a terminal to

2. e power of

3. ct button.

al

In
for mechanical locking. Thuraya terminal
can’t be undocked until the locker is
unlocked.

Fi
device, If the Locker is locked, unlock it
and do the next steps:

Thuray
complete all the ongoing
functions.

Switch off th

FDU-2500.

Press the Eje

Releasing Thuraya termin

Terminal Battery Code Locking Function

Supplementary

Troubleshooting LED Indications Data Calls

11

Receiving / Making Calls

Introduction

You can receive and make calls using
FDU-2500. Make sure that all these
conditions are met before Making/
Receiving a call.

1. FDU-2500 is switched ON.

2. Thuraya terminal is switched
ON.

3. SIM card is valid.

4. The connections are done
properly as given in this
manual.

5. Thuraya terminal is in “SAT
only” mode and data link rate
is set to 19200 Baud.

6. Turaya terminal is docked in

FDU-2500 and shows
“Fixed Adapter” for few of
seconds and then show the
GPS location (It may not
show if GPS location is

displayed).

Package Contents

7. Adequate satellite signal
strength that is shown in the
Thuraya terminal display.

Important

When FDU-2500 is switched on it would
take upto ten seconds to reach the
normal working condition. FDU-2500 is
functional only when Thuraya terminal is
docked. For all operations Thuraya
terminal should be docked into
FDU-2500.

Installation Instructions

FDU works only in the Thuraya satellite
mode. Therefore, the setting in the menu
of the Thuraya terminal’s system
preference must be set to “SAT only”
(for details, refer to Thuraya terminal
user manual).

Getting Started

Receiving Calls

The incoming calls to FDU-2500 is
indicated by,

1. Ringing tone in the
speakerphone and extension
phone.

2. Flashing of the Speakerphone
LED on the top of
FDU-2500.

You can accept incoming calls at the
Speakerphone, Auxiliary handset, or
Extension phone.

Note
The Speakerphone LED will remain ON if

the call was not attended.
> Accepting Calls from the Auxiliary

Receiving / Making Calls

Handset

1. Pick up the Auxiliary handset.

> Accepting Calls from the
Speakerphone

1. Press the Speakerphone butt
on.

> Accepting Calls from Extension

Fax Message

Phone

1. Pick up the handset of the

Extension phone.

12

Making Calls

You can use the FDU-2500 for making
outgoing calls. Make sure that FDU-2500
is activated before proceeding with the
call.

> Calling from the Speakerphone
Calls from Speakerphone can be made
by.

1. Dial the destination number
using Thuraya terminal
keypad.

2. Press Call button on Thuraya

Terminal.

> Calling from the Auxiliary Handset
Calls from Auxiliary handset can be
made by any of the following method.
Method 1 :

1. Pick up the Auxiliary handset.

2. Wait for the dial tone.

3. Dial the destination number

using the Thuraya terminal
keypad.

4. Press call button on Thuraya

terminal.

Method 2 :

1. Dial the destination number
using Thuraya terminal keypad
while the Auxiliary handset is
on the cradle.

2. Pick up the Auxiliary handset.

> Calling from the Extension

1. Pick up the handset of the
Extension phone.

2. Wait for the dial tone.

3. Dial the destination number
on the Extension phone
keypad.

4. Press # on the Extension
phone keypad as the last
digit.

Note: To make the call from the
Extension phone, you must dial # as the
last digit after the destination number. In
this case, Thuraya terminal will call 5
seconds later, and in the case of dialing
*as a last digit, Thuraya terminal will call
instantly.

Ending Calls

> Ending a Speakerphone Call

1. Press the Speakerphone butt
on.

> Ending Calls From Extension Phone

1. Place the Extension phone

handset

> Ending a Private Call

1. Place the Auxiliary handset on
FDU-2500.

Data Calls Terminal Battery Code Locking Function

Supplementary

Troubleshooting LED Indications

13

Transferring Calls

Calls can be transferred between the Speakerphone, Auxiliary handset, and
Extension phone once the call has been established.

> Speakerphone to Auxiliary
(conference call to privacy mode)

1. Pick up the Auxiliary handset.
The call will be routed to the
auxiliary handset.

> Auxiliary handset to Speakerphone
(privacy mode to conference call)

1. Press the Speakerphone
button on FDU-2500.

2. Ensure speaker phone LED
blinking then place the

Auxiliary handset on the cradle.

> Speakerphone to Extension

1. Pick up the Extension phone
handset.

> Extension phone to Speakerphone

1. Press the Speakerphone
buttonon FDU-2500.

2. Ensure speaker phone LED
blinking then place the
extension phone on the cradle.

Volume Control

You can control the volume of the
Speakerphone, auxiliary handset, and
ringer tone using the Volume Up and
Volume Down buttons on FDU-2500.
> Adjusting auxiliary handset volume

1. Pick up the Auxiliary handset.

2. Press the Volume Up/Volume
Down button repeatedly to
increase /decrease the
auxiliary handset volume as
required.

> Adjusting speakerphone volume

1. Switch ON the speakerphone.

2. Press the Volume Up/Volume
Down button repeatedly to
increase /decrease the
speakerphone volume as
required.

> Adjusting ringer tone volume

1. Switch ON FDU-2500.

2. Press the Volume Up/Volume
Down button repeatedly to
increase /decrease the ringer
tone volume as required. You
can listen to the tone as you
do this and can adjust the
volume as required.

Introduction Package Contents Installation Instructions Getting Started Receiving / Making Calls Fax Message

14

Muting Microphone during Speakerphone Call

You can mute the microphone during a
Speakerphone call by pressing the Mute
button. You will be able to hear the caller
at the other end, but he/she will not be
able to hear you.

Note
Whenever a call is muted, the red mute
LED on FDU-2500 will glow steadily.

> Muting a speakerphone call

To mute a Speakerphone call.

1. Press the Mute button on
FDU-2500 once.

Note
If you pick up the Auxiliary handset now,
the call automatically will be unmuted
and routed to auxiliary handset.

> To unmute the call.

1. Press the Mute button again.

Receiving / Sending Fax Message

You can use FDU-2500 for receiving and
sending fax messages. This can be done
either by a group 3 fax machine
connected to the RJ-11 interface or

through a PC connected at the USB or
DTE interface of FDU-2500. For sending
fax through PC, your PC should have
appropriate PC Fax Software installed.

Receiving / Sending Fax through Fax machine

> Receiving Fax

1. Dock Thuraya terminal in
FDU-2500.

2. Switch ON FDU-2500.

3. Switch on group 3 fax machine
that is connected to the RJ-11
interface marked “FAX” on the
FDU-2500.

Note : A ring tone in the fax
machine indicates an incoming fax
call.

> Sending Fax

1. Dock the Thuraya terminal in

FDU-2500.

2. Switch on the group 3 fax
machine connected at the
RJ-11 interface of FDU-2500
and place the fax sheet on the
fax machine.

3. Switch ON FDU-2500.

4. Dial the destination number
followed by “#”.

5. Dial the Data connection
speed number with a call type
number followed by “#”.

6. Press Fax start button.

Data Calls Terminal Battery Code Locking Function

Supplementary

Troubleshooting

LED Indications

15

E.g. 12345678#32# then
FAX Start button.
The fax will be sent now.

You must press the fax start button after
entering the second “#”.

> Important
The two digits dialed between the two
#s indicate the following.

First digit 1, 2, or 3 will indicate the fax
connection speed.

“1” indicates 2.4 Kbps speed.
“2” indicates 4.8 Kbps speed.
“3” indicates 9.6 Kbps speed.

Second digit 1 or 2 will indicate the call
type.

“1” indicates data call.
“2” indicates fax call.

Receiving / Sending Fax through PC

You can send/receive fax through a PC
connected to the USB or DTE interface
of FDU-2500.

> Important!
For sending/receiving fax through PC,
you must have appropriate fax software
installed in your PC.

Note
While sending fax through PC connected
at the USB or DTE interface, the fax
software should be configured in the
class 2.0 mode.

> Receiving Fax

1. Dock Thuraya terminal in
FDU-2500.

2. Connect the PC to the USB or
DTE interface of FDU-2500.

3. Switch ON FDU-2500.

4. Activate the fax software.

5. If there is no group 3 fax
machine present at the RJ-11

interface of FDU, incoming fax
calls will be received by the PC
connected at the USB or DTE
interface.

> Sending Fax

1. Dock Thuraya terminal in
FDU-2500.

2. Connect the PC to the USB or

DTE interface of FDU-2500.

3. Switch ON FDU-2500.

4. Invoke the PC fax software.

5. While configuring the fax

software, select ‘fine’ as a
resolution.

6. Enter the destination number.

E.g.12345678

7. Select the document/file to be

sent.

8. Use the appropriate option in

the fax software to send the fax.
Note: No need to dial #32# after the
destination number while using fax
on the PC

Introduction Package Contents Installation Instructions Getting Started

Receiving / Making Calls

Fax Message

16

17

Receiving / Sending Data Calls

Use FDU-2500 for receiving and making
data calls. You can do this through a PC
connected at the USB or DTE interface.
To receive/make data calls by a PC,
appropriate data communication
software should be installed in the PC.

Note
The baud rate of PC data communication
software should be set up the 19200bps
(Baud rate of PC data communication
software should be set to 19200bps both
in sender and recipient’s PC).

Receiving Data Calls

The PC connected through USB or DTE
interface to FDU-2500. To receive a
data call on the PC appropriate data
communication software should be
running, e.g. Hyper terminal (default
program available on Windows OS).

1. Dock Thuraya terminal in
FDU-2500.

2. Connect PC through USB or

DTE interface.

3. Switch ON FDU-2500.

4. Invoke the data communication
software.

5. You will hear a special signal
tone in Thuraya terminal when
a data call is coming through.

6. The data will be received by
the communication software
(Look up the S/W guide book
for the specific explanation).

Sending Data from PC

1. Dock Thuraya terminal in
FDU-2500.

2. Switch ON FDU-2500.

3. Invoke the data communication
software in your PC.

4. Dial the destination number as
shown below.

E.g. ATDT 12345678

5. Select the data file to be sent.

6. Use appropriate options in the
data communication software to
send the file now

(Look up the S/W guide book
for the specific explanation).

Charging Thuraya Terminal Battery

FDU-2500 comes with a built in battery
charger for charging the Thuraya terminal.
When the Thuraya terminal is docked and
the Power Supply is switched ON, the

FDU will start charging the battery. The
charging status will be indicated by the
red LED on top of FDU-2500. Once the
Thuraya terminal is fully charged ,the

Data Calls Terminal Battery Code Locking Function

Supplementary

Troubleshooting

LED Indications

BATT LED will turn to green.

Code Locking Function

Extension phone is used for code
locking function which is supported by
FDU-2500. This code locking function is
operated by entering passwords. This

function is not for Thuraya terminal
connection but for FDU-2500 which has
the code locking function.

How to set up the Code Locking Function

The PIN Code of FDU-2500 is set to
“0000” as a default.

> How to enter the PIN Code

1. Connect the extension phone to
RJ-11 interface marked “EXT”
on the FDU-2500. Pick up the
extension phone handset.

2. Press “#*” → 0000 → * →

New Code (4 digit) → “*”,
(ex. #*0000*1234*)

3. Hang up the phone after

hearing the beep which
indicates that the PIN Code
is successfully changed.

> Enable PIN Code Locking Function

1. Connect the extension phone

to RJ-11 interface marked
“EXT” on the FDU-2500. Pick
up the extension phone
handset.

2. Press “**” → User Code →

“*” (ex. **1234*)

3. Hang up the phone after

hearing the beep which
indicates that the PIN Code

is successfully enabled.

> Disable PIN Code Locking Function

1. Connect the extension phone
to RJ-11 interface marked
“EXT” on the FDU-2500.
Pick up the extension phone
handset.

2. Press “*#” → User Code →
“*” (ex. *#1234*)

3. Hang up the phone after
earing the beep which
indicates that the PIN Code
is successfully disabled.

> How to Change the PIN Code

1. Connect the extension phone
to RJ-11 interface marked
“EXT” on the FDU-2500.
Pick up the extension phone
handset.

2. Press “#*” → Old Code
→ * → New Code (4 digit)
→ “*” (ex. #*1234*5678*)

3. Hang up the phone after
hearing the beep which
indicates that the PIN Code
is successfully changed.

Package Contents Introduction Installation Instructions Getting Started

Receiving / Making Calls

Fax Message

18

How to make a call

Calling Methods with PIN Code disabled

Voice Call EXT interface Telephone Number → #

FAX Call FAX interface FAX Number → # → 32 → # → Start Button

PC FAX S/W : FAX Number

USB interface Running PC S/W

Data Call Number

DTE interface Running PC S/W

Data Call Number

Data Call

FAX interface Running PC S/W

Data Call Number → # → 31 → #

Calling Methods with PIN Code enabled

Voice Call EXT interface PIN Code → * → Telephone Number → #

FAX Call FAX interface PIN Code → * → FAX Number → # → 32 → # →

Start Button

PC FAX S/W : FAX Number

USB interface Running PC S/W

Data Call Number

DTE interface Running PC S/W

Data Call Number

Data Call

FAX interface Running PC S/W

PIN Code → * → Data Call Number → # → 31 → #

Troubleshooting LED Indications Data Calls Terminal Battery Code Locking Function

Supplementary

19

In the case of Forgetting the PIN Code

If you forget the PIN Code that you set
up, you should reset your FDU-2500 by
visiting the service center. So, you

should remember the PIN Code you set
up, and write it down in a safe place.

Supplementary Services

There are a host of supplementary
services supported by the Thuraya
terminal, which are also supported by
FDU-2500.

Set these functions using Thuraya
terminal.

Introduction Package Contents Installation Instructions Getting Started

Receiving / Making Calls

Fax Message

20

Troubleshooting

Warnings!

> Servicing
FDU-2500 does not contain consumer
serviceable components. You are
advised not to carry out any kind of
troubleshooting. In case you face any
problems, contact the nearest service
center. Only authorized service person
can repair the equipment.

> Antenna
Use only the antenna and cable that has
been specifically designed for your
FDU-2500. Unauthorized antenna, cable,
and cable length modifications, or
attachments could damage FDU-2500
and may violate the relevant regulations,
causing loss of performance and radio
frequency (RF) energy above the
recommended limits. If your FDU-2500’s
antenna gets damaged, please take it to

an authorized service provider.

> General

 Do not place the FDU-2500 in

a wet area.

 Do not expose FDU-2500 to

temperatures greater than +55°
Celsius or less than 0° Celsius.

 Do not expose FDU-2500 to

moisture, dust etc.

 Avoid placing FDU-2500 close

to open flames or any source
of heat.

 Do not expose FDU-2500 to

direct sunlight.

 Do not disassemble FDU-2500;

this will void your warranty.

Care and maintenance

FDU-2500 is a product of superior
design and craftsmanship and should be
treated with care. The following
suggestions will help you to fulfill any
warranty obligations and allow you to
enjoy this product for many years.

Do not use or store FDU-2500 in dusty,
dirty areas.

Do not store it in hot areas. High

temperatures can shorten the life of
electronic devices, damage batteries,
and warp or melt certain plastics.

Do not attempt to open it. Mishandling of
the device may damage it.

Do not drop, apply pressure or shake it.
Rough handling can break internal circuit
boards.

Data Calls Terminal Battery Code Locking Function

Supplementary

Troubleshooting LED Indications

21

Do not use chemicals, cleaning solvents,
or strong detergents to clean it. Wipe it
smoothly with a soft cloth.

Do not paint it. Paint can clog the
device’s moving parts and prevent
proper operation.

Use only the supplied or an approved
replacement antenna. Unauthorized
antennas, modifications or attachments

could damage the phone and may
violate regulations regarding radio
devices.

If the phone, battery, charger, or any
accessory does not function properly,
take it to your nearest Authorized Service
Center. The personnel there will assist
you, and if necessary, arrange for
service.

Common Problems

 Thuraya terminal is undocked

properly.

 Thuraya terminal not in “SAT

Only” mode.

 Thuraya terminal is switched

OFF.

 There is no enough satellite

signal strength (indicated in
Thuraya terminal display.
There should be minimum two
bars present. Otherwise,
adjust the antenna properly).

 The SIM card is invalid.

 FDU-2500 should be switched

ON. (indicated by “Fixed
Adapter” message on Thuraya
terminal for few seconds and
power/charging LED on
FDU-2500)

 Connections are not proper

and firm.

Problem Solution
Unable to make/receive
calls

- Check the PIN Code.

- Dial through Thuraya terminal if OK, then check
the RJ-11 connection.

- If Extension Phone is not working, try with
Auxiliary Handset of FDU-2500 and confirm it’s
working. If you can make a call with the auxiliary
handset of FDU-2500, then check Extension
phone, else call the service provider.

The auxiliary handset not
working

- Check whether the auxiliary handset is
connected properly.

Speakerphone not working - Make sure that the speakerphone is ON.

- Select appropriate volume level.

Introduction Package Contents Installation Instructions Getting Started

Receiving / Making Calls

Fax Message

22

LED Indications

LED Status Indication
The Power LED on top middle of
FDU-2500 is Red.

FDU-2500 is powered ON.

The BATT LED on top middle of
FDU-2500 is Red.

FDU-2500 is powered ON.

Thuraya terminal battery is charging.
The BATT LED on top middle of
FDU-2500 turns Green.

Thuraya terminal battery is fully charged.

Speakerphone LED is flashing Incoming call indication.
The Red LED on the Mute button
is illuminated.

The microphone is OFF.

The Red LED on the Speaker
button is illuminated.

The speakerphone is ON.

Unable to send/receive
fax through RJ-11

- Check the PIN Code.

- Check and make sure that the RJ-11 interface is
connected properly.

- Check whether the fax machine is switched ON.

- Check whether the fax machine is functional.

Unable to Send/Receive
fax through PC

- Make sure that you have appropriate PC Fax

software installed in your system for receiving fax
through PC.

- Check parameters on the fax software that you are

using.
Unable to receive the
fax through RJ-11

- Make sure that the group 3 fax is in the auto
response mode.

Data Calls Terminal Battery Code Locking Function

Supplementary

Troubleshooting LED Indications

23

Warranty

Limited Warranty

FDU-2500
This Limited Warranty is provided to the original purchaser of FDU-2500. This Limited
Warranty is non-transferable in nature.

Warranty Coverage and Service
APSI warrants all new FDU-2500 terminals to be free from defects in material and
workmanship under normal use and wear, for a period of one year (1 year) from the
date of purchase. If under normal use the product becomes defective in materials or
workmanship and is returned to an APSI Authorized Service Center during the warranty
period, the product will be repaired or replaced at no charge to the purchaser. The
purchaser shall be required to provide reasonable proof of the date of purchase of the
Product.

Repair or replacement of the Product is subject to APSI System Design’s sole and
exclusive option. Reconditioned replacement components, parts, units, or materials
may be used if the Product is repaired or replaced. Cost incurred in the removal,
de-installation or reinstallation of the Product are not covered.

This Limited Warranty will be void in its entirety if the Product is serviced by anyone
other than APSI or an APSI Authorized Service Center. The User’s sole and exclusive
remedy shall be repair or replacement of the Product. APSI neither assumes nor
authorizes any Authorized Service Center or any other person or entity to assume any
other obligation or liability beyond that which has been specified in this Limited
Warranty.

Limitation of Liability
All liability and obligations of APSI under this Limited Warranty shall terminate on the
completion of the warranty period of one year, calculated from the date of purchase of
the Product by the original purchaser. The purchaser shall fill in the warranty card
attached in the User Manual and get it duly stamped and signed by the Dealer as proof
of purchase. This limited warranty sets forth the entire responsibility of APSI with
respect to the product. There are no other liabilities of APSI arising from the sale of the
Product whether based on warranty, contract, negligence or any other theories of
liability.

This Warranty does not cover the following
APSI will not be responsible for products or accessories not manufactured or provided
by APSI. APSI will not take responsibility for the failures caused by misuse, accident,
alteration or neglect, removal or repair, neglect or failure to follow instructions as to
installation and maintenance, fire, flood or other natural calamities. APSI will not
guarantee the performance of the Product when used in combination with other
products or equipment.

24