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    After about 3~4 hours of charging, the red LED will 

be  out,  and  the  green  LED  will  light  up,  which 

indicates  that  the  battery  is  fully  charged,  then  you 

can remove the battery from the charger.

        The  charger  will  enter  the  protection  mode  if  the 

temperature  or  the  circuit  is  abnormal,  and  the  LED 

will flash yellow. Do not charge the battery by force at 

this  moment,  just  remove  the  battery  and  cut  off  the 

power of the charger. 

Note:

* The  radio  battery  is  not  fully  charged  in  the  factory. 

Before the initial use, please charge the new battery.

* KB-56B Li-poly battery of the company is applicable to 

this radio. 

* When charging the battery for the first time after purchase 

or  long-time  storage  (over  2  months),  please  repeat 

charging several times for the battery to achieve normal 

capacity.  Meanwhile,  please  make  sure  the  battery  is 

charged at least once every three months. 

or the radio is not in the low battery alarm state; otherwise, 

it will have bad effects on the battery's service life and 

performance.  Remove  the  battery  from  the  charger 

after charging. 

* When the radio is in the low battery alarm state, please 

recharge the battery before use. Do not turn the radio 

power  on  by  force;  otherwise,  it  will  have  bad  effects 

on its service life and performance. 

Do not recharge the battery if it has been fully charged 

2.2 Installing/Removing the Battery

Installing the Battery:

Match  the  two  bulges  at  the  upper  end  of  the 

battery  with  the  corresponding  grooves  on  the  top  of 

the radio and insert the battery.

Firmly  press 

the  battery  pack 

downwards  until 

the  battery  latch 

locks.

Removing the Battery:

 To remove the battery pack, push the release latch 

in  the  bottom  of  the  radio  forwards,  the  battery  will 

bounce  up  automatically.  Then  loose  the  belt  clip 

slightly  and  remove  the  battery  pack  away  from  the 

radio. 

Note:

* Do not short-circuit the battery terminals or dispose  

   battery in fire. 

* Do not disassemble the battery casing by yourself. 

Summary of Contents for PT578

Page 1: ...PT578 FM HANDHELD TRANSCEIVER INSTRUCTION MANUAL ...

Page 2: ...two way radios produced by Shenzhen Kirisun Electronics Co Ltd We believe two way radio which always incorporates the latest technology can bring great convenience to your life and work We also believe that the quality and function of two way radio can meet your demands for reliable communication ...

Page 3: ...ion Precautions in Use Please comply with the following attentions to avoid fire bodily injury and damage to the radio The radio is recommended to transmit for 1 minute and receive for 4 minutes Long time transmitting or con tinuous working in high power mode will make the rear side of the radio generate heat Please do not disassemble or assemble the radio un der any circumstances Please do not ex...

Page 4: ...ter Belt Clip Charger Hand Strap Battery 2 Preparation Unpack the radio carefully We recommend that you check the radio and the supplied accessories listed in the following table before discarding the packing material If any damage or loss has occurred during shipment please contact the dealer without delay Supplied Accessories Item Quantity 2 1 Charging the Battery Plug the adapter into an applic...

Page 5: ...ths or the radio is not in the low battery alarm state otherwise it will have bad effects on the battery s service life and performance Remove the battery from the charger after charging When the radio is in the low battery alarm state please recharge the battery before use Do not turn the radio power on by force otherwise it will have bad effects on its service life and performance Do not recharg...

Page 6: ...e radio is in low power B On Off Volume Control Knob Turn clockwise until you hear a click to turn the radio power on Turn counterclockwise until you hear a click to turn it off Rotate it to adjust the volume after turning on the radio C Channel Selector Knob Rotate to select channel 1 16 D Antenna E Top Button programmable button F PTT Push To Talk Button Press and hold the PTT button and speak i...

Page 7: ...ble Buttons The dealer can assign one of the following auxiliary functions to the top button side button 1 or side button 2 Description Description No function is assigned Press the preprogrammed Lone Worker button to start stop lone working Press the preprogrammed Emergency Alarm button to make an alarm tone according to the setting of the pro gramming software or send your ID or background sound...

Page 8: ...can prevent the user from continuously talking overlong and occupying one certain channel for an extended period of time and prevent the radio from heating due to continuous transmitting b The radio is set with a continuous transmitting limit If the radio is continuously transmitting longer than the time preset by the dealer the radio will make alarm and stop transmitting 2 TOT Rekey Time a A peri...

Page 9: ...the button set as Scan to start scanning While in scanning the radio checks every channel in the scan list and stops on which a signal is detected until that signal disappears If interval between signal disappearing and continuing scanning has been preset the radio will remain on that channel b Priority Scan One channel in the scan list can be set as the priority channel which enables it to have t...

Page 10: ...er Mode press the prepro grammed Lone Worker Reset button if a button is designated as the lone worker timer reset button or any button if any button is designated as the lone worker timer reset button to restart the lone worker timer 6 9 Emergency Alarm Press the preprogrammed Emergency Alarm button the pressing time should be longer than the debounce time of the emergency alarm switch to enter t...

Page 11: ...tion range A The antenna is in poor contact Please fasten the antenna head B The HF amplifier is broken please change it C The squelch level is so high that the squelch cannot be opened Please reset the squelch level D The mixer tube is broken please change it E The FM processing IC is broken please change it A The power module is broken so there is no power output Please change it B The microphon...

Page 12: ...tromagnetic Fields 3 kHz to 300 Ghz American National Standards Institute C95 3 1992 IEEE Recommended Practice for the Measurement of Potentially Hazardous Electromagnetic Fields RF and Microwave The forementioned accessories are authorized for use with this product Use of accessories other than those listed in the instruction specified may result in RF exposure levels exceeding the FCC requiremen...

Page 13: ...ONS OPERATING NOTES When transmitting with a portable radio hold the radio in a vertical position with its microphone 5 to 10 cm 2 to 4 inches away from your mouth Keep the antenna at least 2 5 cm 1 inch from your head and body If you wear a portable two way radio on your body ensure that the antenna is at least 2 5 centimeters 1 inch from your body when transmitting PRECAUTIONS WARNING NEVER hold...

Page 14: ...andheld Transceiver Model No PT578 This compliances is based on conformity with the following harmonised standards or documents 3 6Flrs ROBETA Building No 1 QiMin Road Song Ping Shan Area Science Industry Park Nanshan District Shenzhen 518057 P R China DECLARATION OF CONFORMITY WenLiang Fu General Manager Signature Kirisun Electronics Co Ltd Shenzhen 10 Dec 2008 Place and date of issue 1 ETSI EN30...

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