jotron Tron TR20 GMDSS User manual

80078_UM_ TR20_ I 1

2 80078_UM_ TR20_ I
EC Declarations of Conformity, available at www.jotron.com
Read this Users Manual fully to familiarise yourself with the
equipments functions and facilities.
Abbreviations and definitions
CLOCK
A precisely spaced, stable train of pulses generated within an electronic system
to synchronize the timing of digital operations within the system.
DEFAULT
A condition that the navigator assumes automatically if no other condition is
initiated by the operator.
DW
Dual Watch. Receiver altering between two different channels.
GMDSS
Global Maritime Distress & Safety System
IEC
International Electro-technical Commission.
IMO
International Maritime Organization

80078_UM_ TR20_ I 3
IP rating
Joint factor (to indicate the waterproofing of the equipment)
ITU
International Telecommunication Union.
LED
Light Emitting Diode.
SMA
SubMiniature version A connector
TW
Triple Watch. Receiver altering between three different channels.
VHF
Very High Frequency -A set of frequencies in the MHz region.
VSWR
Voltage standing wave ratio

4 80078_UM_ TR20_ I
Amendment Record
AMENDMENT
NO.
INCORP.
BY
DATE
PAGE(S)
VERSION
REASON
FOR
CHANGE
1
10.09.03
10
D
EM4038
2
04.03.04
1-5, 8,10
E
EM4197
3
ES
03.10.06
56 total
F
CN 05309
4
ES
18.04.07
Total: 56
G
New
company
name & logo
5
ES
27.06.07
Total: 52
H
New antenna
Removed
PLUS
6
ES
03.02.09
44 and 45
I
Updated text
7
8
9
10

80078_UM_ TR20_ I 5
The information in this book has been carefully checked and is believed
to be accurate. However, no responsibility is assumed for inaccuracies.
CAUTION!
This equipment contains CMOS integrated circuits. Observe handling
precautions to avoid static discharges which may damage these devices.
Jotron AS reserves the right to make changes without further notice to any
products or modules described herein to improve reliability, function or design.
Jotron AS does not assume any liability arising out of the application or use of
the described product.

6 80078_UM_ TR20_ I
LIST OF CONTENTS
1GENERAL DESCRIPTION............................................................................14
1.1 INTRODUCTION...............................................................................................14
1.2 FEATURES.......................................................................................................15
1.3 LICENSING......................................................................................................16
1.4 GETTING STARTED..........................................................................................17
2TECHNICAL SPECIFICATION ...................................................................18
2.1 GENERAL........................................................................................................18
2.2 RECEIVER.......................................................................................................19
2.3 TRANSMITTER ................................................................................................19
2.4 CHARGER .......................................................................................................19
3FUNCTIONAL DESCRIPTION...................................................................20
3.1 RADIO UNIT....................................................................................................20
3.2 ANTENNA .......................................................................................................21
3.3 BATTERY REMOVAL AND REPLACEMENT........................................................21
3.4 PRIMARY BATTERY.........................................................................................23
3.4.1 Description...........................................................................................23
3.4.1.1 When to change battery .................................................................23
3.5 SECONDARY BATTERY AND CHARGER ...........................................................24
3.5.1 Using the NiMH battery.......................................................................24
3.5.2 Charging the secondary battery............................................................25
3.5.3 Battery endurance.................................................................................26

80078_UM_ TR20_ I 7
4INSTALLATION .............................................................................................27
5OPERATING INSTRUCTIONS.....................................................................28
5.1 CONFIGURING THE TR20................................................................................28
5.2 MENU FLOWCHART........................................................................................29
5.2.1 Standard screen ....................................................................................30
5.2.2 Key Lock..............................................................................................31
5.3 FUNCTION KEYS..............................................................................................31
5.4 CHANNEL 16...................................................................................................33
5.5 MAIN MENU....................................................................................................34
5.5.1 Contrast................................................................................................35
5.5.2 Single / DW / TW ................................................................................35
5.5.3 Key tone...............................................................................................39
5.5.4 Info.......................................................................................................39
5.5.5 Battery selection...................................................................................40
5.5.6 Select different channel sets.................................................................40
6MAINTENANCE AND TROUBLESHOOTING..........................................41
6.1 HOW TO TAKE CARE OF YOUR TR20...............................................................41
6.2 REGULAR TEST PROCEDURE............................................................................42
6.3 CLEANING OF DIRT AND OIL............................................................................43
6.4 SERVICE AND WARRANTY..............................................................................43
6.5 GUIDE TO TROUBLESHOOTING........................................................................44
7MARITIME VHF CHANNELS......................................................................46

8 80078_UM_ TR20_ I
8PRACTICAL USE, VHF TRANSMISSION RANGE ..................................49
9SPARE PARTS AND ACCESSORIES ..........................................................50
10 SERVICE AGENTS.........................................................................................51

80078_UM_ TR20_ I 9
BATTERY SAFETY DATA SHEET
(Form: EEC directive 91/155)
(2) SAFETY ADVICE
S2 Keep out of reach from children.
S8 Keep container dry.
S26 In case of contact with eyes, rinse immediately with
plenty of water and seek medical advice.
S43 In case of fire, use D type extinguishers. Never use water.
S45 In case of accident or if you feel unwell, seek medical
advice immediately (show the label where possible).
(3) FIRST AID MEASURES
In case of contact of cell contents with eyes, flush immediately with water for 15 min. With skin, wash
with plenty of water and take off contaminated clothes. If inhalation, remove from exposure, give
oxygen, seek medical advice.
(4) FIRE-FIGHTING MEASURES
Extinguishing media
Suitable: Type D fire extinguishers
Not to be used: Water - CO2 - Halon, dry chemical or foam extinguishers

10 80078_UM_ TR20_ I
Special exposure hazards
Generation of chlorine, sulfur dioxide, disulfur dichloride during thermal decomposition.
Special protective equipment
Use protective working boots, rubber apron and safety glasses with side shields.
INSTRUCTIONS FOR KEEPING THE RADIO LOG AND THE RADIO OPERATORS
OBLIGATION ACCORDING TO NATIONAL AND INTERNATIONAL REGULATION.
1. The radio log shall be kept in accordance with requirements in the Radio Regulations, SOLAS
Convention, national regulations regarding radio installations and the STCW Convention (STCW 95
including the STCW Code) including relevant regulation regarding watch keeping on board passenger- and
cargo ships.
2. Unauthorized transmissions and incidents of harmful interference should, if possible, be identified,
recorded in the radio log and brought to the attention of the Administration in compliance with the Radio
Regulations, together with an appropriate extract from the radio log. (STCW Code B-VIII/2 No.32)
TEST OF RADIO EQUIPMENT AND RESERVE SOURCE OF ENERGY
Weekly:
GMDSS handheld VHF transceivers to be tested without using the mandatory required emergency
batteries.

80078_UM_ TR20_ I 11
TEST AND MAINTENANCE RECORD
DATE
N/T/B
SIGN
INSP
N=NEW RADIO INSTALLED, T=TEST, B=NEW BATTERY

12 80078_UM_ TR20_ I
EXAMPLE OF DISTRESS PROCEDURE FOR MARITIME VHF.
USE CHANNEL 16, FULL POWER.
START:
MAYDAY-MAYDAY-MAYDAY
THIS IS: BLUE DUCK-BLUE DUCK-BLUE DUCK WA1234
CAPE HENRY LIGHT BEARS 185 DEGREES MAGNETIC-
DISTANCE 2 MILES
STRUCK SUBMERGED OBJECT
NEED PUMPS-MEDICAL ASSISTANCE AND TOW
THREE ADULTS, TWO CHILDREN ONBOARD
ONE PERSON COMPOUND FRACTURE OF ARM
ESTIMATE CAN REMAIN AFLOAT TWO HOURS
BLUE DUCK IS THIRTY TWO FOOT CABIN CRUISER-WHITE
HULL-BLUE DECK HOUSE
OVER
Repeat at intervals until an answer is received.

80078_UM_ TR20_ I 13
Write down the distress message. Speak slowly and distinctly.
A
Alfa
P
Papa
B
Bravo
Q
Quebec
C
Charlie
R
Romeo
D
Delta
S
Sierra
E
Echo
T
Tango
F
Foxtrot
U
Uniform
G
Golf
V
Victor
H
Hotel
W
Whiskey
I
India
X
X-ray
J
Juliett
Y
Yankee
K
Kilo
Z
Zulu
L
Lima
Æ
Ægir
M
Mike
Ø
Ørnulf
N
November
Å
Ågot
O
Oscar

14 80078_UM_ TR20_ I
1GENERAL DESCRIPTION
1.1 Introduction
Tron TR20 GMDSS (hereafter named as TR20) is specially
designed for GMDSS applications. It confirms to ETS 300 225
standard and is waterproof to IP67. The housing is made from glass-
reinforced polycarbonate in a highly visible colour.

80078_UM_ TR20_ I 15
1.2 Features
Watertight
TR20 is watertight to a depth of 1 metre (IP67).
.
Rugged design
TR20 is made to resist a drop from 1 metre onto a hard surface. It is
also resistant to seawater, oil and sunlight.
Handling
TR20 is made for easy operation, with a brief operating instruction
printed on the rear. It is possible to fully operate TR20 with one hand,
even when wearing gloves. Both display and keys have integrated
backlighting to ease operation in low light conditions.
Housing
TR20 is of small size (62mm x 160mm x 41mm), and has no sharp
edges to damage raft or clothing. Belt clip is standard, wrist strap
(standard for GMDSS) and carrier case are available options.

16 80078_UM_ TR20_ I
Low power consumption
TR20 has low power consumption and with transmit, receive and
standby ratio of 1: 1: 8 the battery lifetime is exceeding 12 hours with
Lithium battery.
Graphical display
TR20 is equipped with a high contrast graphical display with built in
backlight for clear indication of the radios settings.
Service
Handheld VHF service is available through the Jotron AS worldwide
service network. See details on www.jotron.com.
1.3 Licensing
Prior to use please check your national requirements for the operators
of VHF radios and also that your radio will conform to local
regulations before use.
Regulations for VHF radios may vary from country to country.

80078_UM_ TR20_ I 17
1.4 Getting started
Congratulation on your TR20 purchase.
To ensure this unit gives trouble free performance from the outset,
please adhere to the following safeguards:
Connect the antenna before use and charge the battery fully before
connecting to the equipment.
Follow this manuals menu selection and set the battery option being
used on the equipment to ensure the battery state indicator gives a
true reading.
Follow the menu selection and set the squelch such that the
background noise just disappears when in receive mode.
Follow the menu selection and adjust the contrast on the display to a
level giving good contrast.

18 80078_UM_ TR20_ I
2TECHNICAL SPECIFICATION
2.1 General
Frequency range: 154 –163 MHz
Channel spacing: 25kHz (12.5kHz optional).
Operating temperature range: –20 to +55°C.
Battery life: > 12 hours (Lithium battery, 2W
power output, 10-10-80 @ -20ºC).
> 11 hours (1500mAh NiMH battery,
5W power output, 5-5-90 @
+20ºC).
Size, WHD: 62mm x 160mm x 41mm
Weight: Approx. 420g with NiMH battery
Approx. 350g with Lithium battery

80078_UM_ TR20_ I 19
2.2 Receiver
Maximum usable sensitivity: < 1µV for 20dB SINAD
Adjacent channel rejection: > 70dB
Blocking: > 90dB
Spurious response: > 70dB
Harmonic distortion: < 5%
Intermodulation rejection: > 68dB
2.3 Transmitter
RF output power: 1W (Lo) / 2 W (Hi)
Harmonics and spurious: < 0.25µW
Frequency error: < +1.5kHz
Adjacent channel power: < -70dBc
2.4 Charger
Dual slot fast charger with trickle charging.
Operates on 12 –24 DC, or 115/230VAC with external mains adapter.
Wall and table mountable.
Size, WHD: 155mm x 69mm x 83mm
Weight: Approx. 300g

20 80078_UM_ TR20_ I
3FUNCTIONAL DESCRIPTION
3.1 Radio Unit
1 - PTT (Push To Talk)
2 - Up
3 - Menu
4 - Channel
5 - High / Low power
6 - Channel 16
7 - Battery release
8 - ON / OFF
9 - Down
10 - Squelch
11 - Enter DW/TW
12 –N/A
13 - Antenna
Figure 3.1 Location of controls and facilities of the TR20