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Batteries

NiCd batteries are the preferred choice for shelf life, service life, high transmit duty cycles, 

extreme temperatures and general use. NiMH Batteries are best suited to low transmit 

duty cycles. We recommend the use of a battery analyser to monitor the performance of 

batteries. Note that different analysers produce different results.

Battery Safety

Do not install, remove or replace batteries in hazardous atmospheres as an explosion or 

fire could occur, even if the radio is qualified for use in such environments.

Battery Shift Life

Battery shift life is affected by many factors. For example:

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Trunked radios will generally use more power than conventional radios.

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1500mAh is the minimum recommended battery size for trunked radios.

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A radio on standby will use less power than a radio that is used regularly.

Battery Service Life

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Battery service life is ultimately reduced by the number of charges and discharges, and

the way it is treated. 

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Batteries can typically have a longer service life if there is some residual charge remaining

after every shift prior to recharging, and if the battery is short conditioned every week. 

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Although important for battery maintenance, long conditioning and short conditioning 
affect the battery service life, and should therefore not be done more frequently than 

recommended.

Battery Storage

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If storing the radio for long periods, remove the battery to ensure no power loss.

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For best results, discharge the battery until the ‘low battery’ warning is given. 

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NiMH batteries can typically be useless after 2 years of storage at room temperature.

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Store batteries in a cool and dry location, away from direct sunlight.

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Long condition the battery after storage.

Charging Batteries – Tait Orca 5000 – IMPORTANT

Do not put Tait Orca 5000 batteries into older battery chargers such as the ‘green button’ 
models. Tait Orca 5000 NiCd/NiMH batteries are ONLY for battery chargers with software 
version 2·07+.

Charging Batteries – Tait Orca Elan, Excel and Eclipse

All Tait Orca batteries (TOPB100, TOPB200, TOPB400, TOPB500, TOPB600, TOPB700) are 
compatible with Tait Orca radios and chargers (software version 2·07+). However, care 
needs to be taken to ensure appropriate choice of belt clips and carry accessories.

 

Battery Performance

Note: Excessive short and long conditioning will reduce the life of the battery. Follow these 
recommendations to maintain the optimum performance of the battery:

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Charge the battery as soon as the radio gives the ‘low battery’ warning.

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Short condition the battery weekly.     

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Long condition the battery only for the following reasons: on first use of new battery,
if performance is poor, and after more than two weeks of storage.

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Do not charge a charged battery that has had little or no use.

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Do not leave charged batteries in the charger for more than a day.

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Turn the radio off when it is unattended for long periods.

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Clean electrical contacts of the battery and charger weekly using a fibre glass pencil,
or the graphite tip of a type 4h (#4) or harder pencil.

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Use only batteries that are approved by Tait Electronics Ltd.

Battery Temperature

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Temperatures below –20ºC (–4ºF) will permanently damage NiMH batteries.

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NiHM batteries are not recommended for temperatures below 0ºC (32ºF) or above 40ºC 
(104ºF).

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NiCd batteries are more resistant to very warm and cold environments compared with 
NiMH.

Battery Recycle

Recycle batteries that are 
of no use.
Contact your authorised
Tait dealer for advice.

Earphones,
Palm 
and Lapel 
Microphones

Battery 
Charger

6-Way 
Multi-Charger

Battery

Antennas

Accessory 
Connector Kits

D-Clip

Leather Carry Cases

Belt Loop

Car Kit

Accessory 
Adaptors

Headphones

Servicing and Programming Kits

Speaker 
Microphones

Accessories

Contact your authorised Tait Dealer

Carry Case

Belt Loop

Note for Accessories

To use the belt loop, 
the accessory needs 
the D-clip fitting. 
For example: a lapel 
microphone.

Remove by 
peeling 
apart

Install the 
Belt Loop

Installing the 
Radio and 

Carry Case

Removing the Radio 

and Carry Case

Rotate 

the Carry 

Case by 

180 

degrees

Slide the Carry 
Case upwards

Unfasten 
the Clip and 
remove the 
Radio

Install 
the clip

Install 
the 
Radio

Install 
the 
Carry 
Case

Looking after your Radio

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Is the radio turned on?

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Is the correct channel selected?

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Is the battery installed on the radio?

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Is the battery charged?

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Is the antenna damaged?

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Is the battery charger working properly?

Checklist

Trunking Mode

Trunking System Controller

Making 

a Call

Receiving 

a Call

free Traffic Channel is selected

John

Sam

Press PTT to accept 
call if FOACSU.

Sam

Traffic Channel is allocated

John

Control 
Channel

Press PTT to talk. Release PTT to listen.

Select number

Make call: press PTT

PABX

PSTN

Trunking Site B

Telephone Landline

OACSU – on air-call setup

FOACSU – full off air-call setup

Call is 

repeated by 
transmitter or 
landline

Group call

Radio to 
radio

Radio to 

or from 
PABX/PSTN

Trunking Site A

Performance

To maintain the optimum performance of the radio:

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Use only the supplied antenna.

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Use only the radio and accessories for their design purpose.

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Use only accessories that are approved by Tait Electronics Ltd.

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Avoid high temperatures. If the temperature exceeds 80ºC (176ºF) the radio will make
two short high-pitched beeps and will not work. Temperatures above 90ºC (194ºF) cause
permanent damage to the radio.

Trunking System

Troubleshooting

Medium flash. Radio is incorrectly configured. Contact your 
authorised Tait dealer or your company administrator.

Battery is low. Charge the battery.

Battery is too low to operate the 
radio. Turn off the radio. 
Charge the battery.

The temperature is too high. You should stop 
transmitting and allow the radio to cool down.

High pitch beep 
twice, short duration.

Low pitch beep, 
long duration.

Low pitch beep 
every 5 seconds.

Slow 
flash

Batteries

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Your radio does not require routine maintenance. However, it is a
sophisticated electronic device and should be treated with care.

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Clean the radio, accessories and charger weekly using a clean dry lint-free
cloth. When cleaning, do not use solvents, detergents, alcohol, aerosol sprays
or petroleum-based products.

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Clean the electrical contacts on the battery and charger weekly using a fibre
glass pencil, or the graphite tip of a type 4h (#4) or harder pencil.

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Do not put the radio and accessories in fluids.

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Do not drop the radio onto hard surfaces, place it down carefully.

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Do not use if the radio, antenna or accessories are damaged.

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Repairs and modifications must only be carried out by a Tait approved dealer.

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Always have the D-Clip or protective cover installed to protect the radio from
dust ingress and electrostatic discharges.

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When transmitting, hold the radio microphone 25–50mm (1–2 inches) from your mouth.

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When transmitting, keep the antenna at least 25mm (1 inch) from any part of your
body, especially your face and eyes.

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Turn off the radio where radio waves could interfere with electronic devices.

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Turn off the radio at fuel/gas stations.

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Turn off the radio in an area where detonators/explosives are being used.

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Turn off the radio before boarding/leaving an aircraft and whilst on board an aircraft.

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Do not use the radio whilst driving vehicles or operating machinery.

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Do not use earphones or headsets at high volume levels.

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Do not transmit in frequency bands used by distress beacons, such as 406–406.1 MHz.

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Do not put the radio, battery or accessories in liquids as they will be damaged.

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Do not allow children to play with the radio; it is not a toy.

Hazardous Atmospheres

A hazardous atmosphere has the potential for fire or explosion from dusts, gases, liquids
and solids. Make sure of the following in hazardous atmospheres:

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Only use approved Intrinsically Safe (

IS

) radios, batteries and other accessories. 

Refer to the service manual for a list of approved items.

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Do not use battery chargers in hazardous atmospheres.  

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Turn off and do not use non-approved radios.

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Only use 

IS

 batteries with

 IS

 radios.

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Do not use damaged or cracked radios.

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Do not modify 

IS

 radios.

Electromagnetic Interference

Turn off the radio where radio waves could interfere with electronic devices. Some facilities 
use equipment that is sensitive to Electromagnetic Interference such as: hospitals, medical 
centres, aircraft and some industrial facilities. Only use your radio in these situations if the 
radio is qualified for use in such areas.

Note: 

The warning below applies to FCC approved radios in 800 MHz and 900 MHz frequency bands:

FCC RF Exposure Limits

This product generates radio frequency energy during transmissions. It is class-
ified by the FCC as suitable for general population use in an uncontrolled ex-
posure environment. The following conditions apply to the use of this radio:

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It must only be used with authorised accessories and antennas.

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Do not exceed a duty cycle ratio of 20% transmit mode to standby or receive modes.
The radio is in transmit mode when the PTT key on the radio is pressed and the TX     

   indicator LED is lit.

Safety Precautions

Intrinsically

Safe

Accessory Use

Using the 

radio, lapel 

microphone 
and carry 

case

Removing 
the D-clip

Installing 

the Battery

Removing 

the Battery

SAFETY 

Do not use battery chargers in 
hazardous atmospheres under any 

circumstances. 
Only use approved Intrinsically Safe (IS) 
accessories with IS radios.

Installing the D-clip

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