Entel Handheld Radio Transceiver User guide

User Guide – HT6 Serie
Professional submersible marine handheld transceiver
Common Information
We Entel UK Limited of:
320 Centennial Avenue
Centennial Park
United Kingdom
Declares under our sole responsibility that the product range:
HT600 Series Handheld Radio Transceiver
Conforms to the following standards or other nominative documents:
• EN 301 178-2 V1.2.2: 2007-02, EN 60945:2002, EN60950-1: 2006, in accordance with
Directive 1999/5/EC.
• EN 300 225 V1.4.1: 2004-12
Serial Number________________________________
M Austin
Quality Manager
Date: 1 October 2010
Declaration of Conformity
Radio care
Cleaning your Radio
The HT6XX comes with a 24 month warranty, for
details see our full terms & conditions.
After exposure to any potentially corrosive
substance including salt water it is recommended to
thoroughly wash the transceiver in fresh water.
If washing with the battery removed from the radio,
ensure that the battery is not immersed in water and
clean only with a damp cloth.
Do not use options or accessories not
specified by Entel
Ensure that the radio is used within the
parameters for which it was designed
Please switch the transceiver off before
connecting optional accessories
Note: Do not wash the transceiver if you suspect
the waterproofing seal may be damaged. Please
return to your supplier for inspection/repair.
Turn the transceiver off in the following locations:
In explosive atmospheres (flammable gas, dust
including metallic & grain powders etc)
Whilst taking on fuel or while parked near a fuel
Near explosives or blasting sites
In aircraft, medical institutions or near
persons known to be wearing a pacemaker
Do not disassemble or modify the transceiver
for any reason
Do not transmit while touching the antenna
terminal or any exposed metallic parts of the
aerial as this may result in a burn
Please check and observe regulations in your
country with regard to use whilst driving
End of Life Disposal
When your Entel transceiver reaches the end of its
useful life, please ensure that the unit is disposed of
in an environmentally friendly way.
For country specific information please see
Battery care / information
If liquids from the battery get into your eyes,
These batteries:
avoid rubbing them
Extend talk time
Reduce the battery’s size and weight
Do not suffer from ‘memory effect’ that reduces the
life of Ni-Cad and NiMH batteries
Have a low toxicity, therefore reducing the impact
on the environment
Switch the transceiver OFF before charging
Charge the battery pack before use
Do not recharge the battery pack if it is already fully
Charge the battery in accordance with the
instructions enclosed with your charger
Do not charge the transceiver and/or battery pack
if they are wet
The battery pack includes potentially
hazardous components. Please:
Do not disassemble or reconstruct battery
Do not short-circuit the battery
Do not incinerate or apply heat to the battery
Do not immerse the battery in water unless
attached securly to the radio or get it wet by other
Seek medical treatment
Battery Pack
Battery Pack Precautions
Wash your eyes out with fresh water and
If a battery is not to be used for an extended
period of time (e.g. several months) remove the
battery pack from the equipment and store in a
cool and dry location (around 0°C) part charged.
Do not fully discharge the battery before storage
Each charge cycle reduces the battery’s life.
Minimise the number of times you charge your
battery especially in hotter environments which
further shortens a battery’s life.
GMDSS Battery (CLB750x)
The GMDSS batteries (CLB750L \ G \ M depending
on which cells have been used in the battery pack)
are non-rechargeable Lithium batteries. The battery
is supplied with a security seal that must be removed
before fitting to the radio. An expiry date is printed
on the battery. Do not use this battery if past the
expiry date. Replacement batteries are available from
your local authorised dealer. If you require assistance
where to purchase please contact Entel for details.
Under no circumstances must you
attempt to recharge these batteries
Note: only genuine Entel batteries should be used.
Use only the specified charger and observe charging Customer satisfaction is assured as you can not be
supplied with sub standard, potentially dangerous
battery packs from 3rd party manufacturers, ensuring
Do not pierce the battery with any object or strike
it delivers the expected capacity and endurance.
it with an instrument
Do not use the battery pack if it is damaged in any
Do not reverse-charge or reverse-connect the
Do not touch a ruptured or leaking battery
On HT series batteries a breathable membrane is
used. This is clearly marked on the battery label.
Piercing the membrane will allow water ingress to
the battery, and will invalidate the warranty.
Your Entel radio is supplied with a high performance
Lithium-Ion (Li-Ion), or primary type Lithium battery.
Packing List
Rechargeable 1800mAh Li-Ion battery (May not be included with GMDSS)
Non rechargeable Lithium battery (GMDSS only)
Spring loaded belt clip
CATxx Antenna
(CLB750L, CLB750G or CLB750M depending on which cells have been used in the battery pack)
CCA trickle charger included with certain models
Optional Accessories
Battery & Charger Options
Spare 1800mAh Lithium-Ion battery pack with rear clip
Spare 2000mAh Lithium non-rechargeable battery with rear clip (GMDSS models only)
1-way intelligent rapid charger, 110-230v
6-way intelligent, rapid charger, 110-230v
1-way trickle charger with 230V mains adapter
1-way trickle charger with 110V mains adapter
1-way trickle charger with cigar lighter lead, 12V DC operation
Carry Options
HT64X soft leatherette case finished in black with carry strap
HT642, HT648 heavy duty black leather case with strap & belt loop
HT644 & HT649 heavy duty black leather case with strap & belt loop
Spare spring loaded belt clip
Audio Accessory Options
Compact medium duty speaker microphone with earpiece jack
Heavy duty submersible speaker microphone
D-shaped earpiece (plugs into CMP1/750 or CMP750 above)
D-shaped earpiece with in-line PTT/microphone & VOX*
Earpiece microphone with transparent acoustic tube & VOX*
D-shaped earpiece with boom microphone and in-line PTT & VOX*
D-Shaped earpiece (connects directly to radio)
Bone conductive earpiece microphone with PTT
Bone conductive skull microphone with in-line PTT
D-shaped earpiece and throat microphone with in-line PTT
Optional Accessories cont...
Light weight single earpiece headset with in-line PTT & VOX*
CHP750HS Single earpiece ear defender headset with boom mic and in line PTT for hard hat & VOX*
CHP750HD Double earpiece defender headset with boom mic and in line PTT for hard hat & VOX*
Double earpiece headband defender headset with boom mic and in line PTT & VOX*
CHP750BT Bluetooth double earpiece headband defender headset with boom mic and ear cup PTT
Spare spring loaded belt clip
* VOX = Voice Operated Transmit (hands free operation)
Bluetooth option board in radio is required to use Bluetooth audio accessories. (Not available for HT644/HT648/HT649)
For complete up to date list of optional accessories visit www.entel.co.uk
Preparing Your Radio For Use
Simplex/ Duplex Channel Use
Your transceiver has been factory programmed in accordance with International regulations.
The mode of operation cannot be altered from simplex to duplex or vice versa. Simplex or duplex mode is
automatically activated, depending on the channel selected. If you have a licence to use a specific simplex or
semi-duplex channel, contact your dealer who may be able to programme your channel using the
transceiver’s private channel memory.
INT, USA, & Canadian modes
In compliance with worldwide license regulations the following version of HT644 are available:
Version A : INT, USA, & Canadian modes
Version B, C and D : INT mode only
1. In the case of version A only ; to change the channel set of the transceiver, hold down the [WX] key. The
mode changes from USA to Canadian to International.
Attaching / Removing the Battery Pack
1 To attach, locate the pegs on the bottom of the
battery into the slots on the radio and press the
top of the battery against the radio. Secure battery
by tightening the screw clockwise by hand.
(Do not over tighten)
2 To remove, unscrew the locking screw
anticlockwise and pull the battery away from the
top of the radio.
Preparing Your Radio For Use cont...
Attaching / Removing the Belt Clip
1 To attach, locate the clip into the slot on
the back of the battery and slide up until
you hear a “click”.
2 To remove, pull the tab (a) towards the
belt clip. Then slide the belt clip
downwards (b).
Attaching / Removing the Aerial
1 To attach, carefully align the aerial with the
socket. Screw in the aerial clockwise (taking
care not to cross the thread) until it is seated
firmly against the top of the radio.
2 To remove, unscrew the aerial
Attaching / Removing Audio Accessories
1 To attach, remove the accessory cover by unscrewing
the locking screw anti-clockwise (leave cover attached
or store in a safe place). Attach accessory plug by
locating over the socket. Carefully tighten the locking
screw clockwise until finger tight (do not tighten with a
screwdriver etc).
2 To remove, unscrew the locking screw by hand in an
anti-clockwise direction (carefully use a coin or
screwdriver if too tight). Ensure you re-fit the
accessory cover so as to protect the socket.
Charging Your Radio
Several charger options are available. Please refer to your charger user guide.
Using Your HT649
On / Off button
Press the on / off button to turn your radio on. A short turn on beep will be heard. To turn off,
press and hold the on / off button until the display extinguishes.
Using your radio
Before using your radio you may need to adjust the volume on the radio to take in to account
background noise. Adjust the volume using the rotary control on the top of the radio.
Transmitting on your radio
Before transmitting, ensure that the channel is not in use. To transmit press and hold the PTT button and speak approximately 35 - 50mm from the microphone on the radio. To receive, release
the PTT button.
1. Select the desired channel to be scanned using the
2. Press the [MEM] button to store the channel into the transceiver’s memory. [MEM] is displayed
on the LCD. This channel is now memorised to be scanned.
3. To add further channels, repeat steps 1 & 2.
4. To delete a channel from the transceiver’s scan memory, simply press [MEM] button again whilst
the memorised channel is displayed. [MEM] disappears.
5. All channels programmed remain in the scan memory even if the power is switched off.
6. To start scanning, press the [SCAN] key. The scan proceeds from the lowest to the highest
programmed channel number and stops on channels when a transmission is received.
7. To stop the scan at any time, press the [SCAN] key.
Emergency Channel
Channel 16 is used for emergency contact with other vessels. Hold down the [16] key for 1 second
to select channel 16.
Monitor Button
Press the blue monitor button on the top of the radio to defeat the squelch mute and release
button to mute radio. A long press (radio will beep) will hold the squelch mute open until pressed
again to cancel again to return to squelch mute.
Adjusting squelch threshold
Press the blue monitor button on the top of the radio and switch radio on. Use
buttons to adjust threshold (between 01 - 16). Press MEM to store the setting.
A / B Button
Hold down A/B button and turn on radio. The letter A will appear and dashes _ _ indicate no
channel is assigned. Press up/down button to desired channel. Press MEM to select channel. Channel
is stored when display stops flashing. To allocate channel to B, press A/B again and repeat process.
Switch radio off/on to return to user mode. To clear a channel turn radio on holding A/B button.
Press MEM then turn radio off/on.
Securing Your Radio
You may secure your radio to you using either the supplied CBH750 belt clip or using an optional
leather case.
Standard Features:
Environmentally protected to IP68 i.e. submersible to 5 metres for up to 60 minutes
Robust design, exceeds MIL-STD-810C/D/E/F
GMDSS (Conforms to Pan European Specification ETS300-225 for the use of radios for Safety
at sea
LCD screen to display channel number
Non rechargeable Lithium battery for superior operational time
19 International Simplex channels
Transmit power output 1 Watt
Exceptionally loud and clear audio
Ch 16 shortcut button
Scan button
Monitor button
MEM button
Automatic power save to further increase operational time
Low battery alert indicates when the battery needs replacing
Controls & Indicators
Volume control
Monitor button
LED indicator
Scan button
Push To Talk
(PTT) switch
Function button
On / Off
Ch16 button
Channel change
MEM button
On / Off button. Press to turn radio on, press and hold to turn off.
Monitor button. Press to monitor channel
Channel scan button. Press to start/stop channel scanning.
Channel change buttons. Press up/down buttons to change channel.
Mem button. Press to memorise channel to scan.
Ch 16 button. Shortcut button to access channel 16.
Function button:
• Short press will illuminate display backlight for 3 short period.
• Long press will activate/deactivate keylock
PTT button. Press & hold to speak. Release to listen.
LED indicator.
• RED Steady
= Transmitting
• RED flashing slowly
= Battery needs re-charging
• GREEN Steady
= Receiving
LCD Indicators
Keypad lock
Battery State
Channel Monitor
Memorise channel for scanning