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UNIMO Technology UDM-240ZBH, Service Manual

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UNIMO Technology UDM-240ZBH Service Manual Download Page 8

Maintenance Manual 

 

 
 

UDM-240ZH/ZBH 
8 

 

 

 
 

3

 

DESCRIPTION OF 

CONTROLS & INDICATORS

 

Detail operating instructions can be found in the next page. 

3-1

 

Key and Button 

         

 

 

Power On/Off button 

Press the “power” button for more than 2 seconds then, the UDM is turned ON. 

Press the “power” + “menu” button for more than 2 seconds then, the UDM is turned 

OFF. 

Depending on the application, the power button can be used as a PTT button or INT 

button. 

 UP, 

Down 

button 

Up/Down buttons are used for changing channels. The number of channels are 

16(11Ch ~ 26CH) and it can be displayed C11~C26 or H11~H26. 

 Main-PTT 

 

 

If you press this button, the UDM-240ZH will be transmission mode and if you release 

Summary of Contents for UDM-240ZBH

Page 1: ...UDM 240ZBH ZH Service Manual ...

Page 2: ... can be subject to change or modify without any prior notice for its improvement of performance better performance Copyright of this manual belongs to UNIMO Technology Co Ltd in a whole or in part authorized copy or modify are prohibited Pictures on this manual may differ from the actual products Please contact our local agency or Unimo A S division directly if you have any questions ...

Page 3: ...supply voltage Battery adapter external ear phones are designed to Unimo models Using non Unimo goods can cause damage or malfunction to the product Please use communication purpose only Please do not disassemble or modify the product Damage or malfunction caused by those won t be repaired free of charge Avoid severe impact to the product Please keep avoid being exposed to direct sunlight or high ...

Page 4: ...on airplane Please follow the instructions or rules when you use it Please check whether can use or not before using the radio the due to electronic effect Do not use the radios near electronic equipments such as Wi Fi or computers Radios may does not work properly due to strong interference Electromagnetic waves in a variety of electrical and electronic equipment occurs The influence of electroma...

Page 5: ...the radios as much as possible while you drive Use additional accessories such as earphones for your safety Do not listen at very high volume Your hearing may be affected For use in hazardous areas only explosion proof device must be used Within the hazardous areas do not remove exchange or charge discharge the battery If an electrical spark pops up in hazardous areas it can cause severe burns or ...

Page 6: ...UDM 240ZV and can be operated with the existing VHF UHF TETRA vehicle and base station and can communicate remotely if it s interfaced with UDM 240ZV Clear 3FND Display 16 channels 11 26 Perfect security AES 128bit 1 150mAh built in LI ION battery pack Group Call SCAN Group Scan UDM 240ZH 0 11 26 1 11 15 2 16 20 3 21 26 UDM 240ZBH 0 11 25 1 11 15 2 16 20 3 21 25 Volume Control up to 8 Level Ear Ph...

Page 7: ...ONENTS 2 1 Basic Components Main Unit Charger User Manual Power Cigar Jack 2 2 Optional Components Ear Phone Wrist Strap AC220 DC5V 500mA Adapter Programming software USB PC Programming cable Components can be changed according to the request ...

Page 8: ...the UDM is turned ON Press the power menu button for more than 2 seconds then the UDM is turned OFF Depending on the application the power button can be used as a PTT button or INT button UP Down button Up Down buttons are used for changing channels The number of channels are 16 11Ch 26CH and it can be displayed C11 C26 or H11 H26 Main PTT If you press this button the UDM 240ZH will be transmissio...

Page 9: ...ith external earphone The UDM 240ZH can be programmed by its PC program and programming cable 3 2 Display Status LED The users can be recognized the current status by LED indicator on the top of the UDM The status indication will be as followings Red LED ON Transmitting Green LED ON Receiving Blue LED ON Charging LED will be OFF after completion of charging The UDM 240ZH can transmit and receive w...

Page 10: ...Maintenance Manual UDM 240ZH ZBH 10 OFF Power OFF ...

Page 11: ...evice is on if you place it into the charging cradle it is possible to use on and on 4 2 HOW TO CHARGE The built in Li ion battery is safe and reliable to guarantee high performance Batteries MUST be fully charged before use Charging cradle Terminal Charging Battery charging time Low battery voltage will shorten the talk range and will make the performance of radio worse When Battery Charging is n...

Page 12: ...d by UNIMO Technology Co Ltd Other manufacturer s can cause unexpected damage of the battery and terminal CAUTIONS The UDM 240ZH is designed to be used with the supplied charging cradle only In case of all the problems or damages caused by use of other chargers manufacturer will be free from its responsibility of all the problems or damages DO NOT disassemble and short circuit because it may cause...

Page 13: ...ersions FND can be displayed as follows or or or 5 3 RECEIVE User can adjust the volume level 1 8 steps by using Up Down button while receiving According to the program versions FND can be displayed as follows or or or 5 4 CHANGE THE CHANNEL Enter into the menu mode by pressing menu button and press Up Down button to change the channels Whenever the channel is changed a beep sound will be heard Ac...

Page 14: ...13 H14 H15 H16 H17 H18 H19 H20 H21 H22 H23 H24 H25 H26 5 5 SCAN In the standby mode enter into the menu mode then enable or disable SACN function Scan Scan Group select press the PTT button to save SCAN group in the UDM 240ZBH ALL 11 25CH 11 15CH 15 20CH 21 25CH SCAN channels in the UDM 240ZH 11CH 26CH 5 6 FND DISPLAY According to operational status FND shows following displays Main Channel 16CH S...

Page 15: ...Maintenance Manual UDM 240ZH ZBH 15 5 7 INSTALLATION FOR PC PROGRAM AND SETUP ...

Page 16: ...Maintenance Manual UDM 240ZH ZBH 16 ...

Page 17: ...Maintenance Manual UDM 240ZH ZBH 17 ...

Page 18: ...Maintenance Manual UDM 240ZH ZBH 18 ...

Page 19: ...Maintenance Manual UDM 240ZH ZBH 19 ...

Page 20: ...Maintenance Manual UDM 240ZH ZBH 20 ...

Page 21: ...Maintenance Manual UDM 240ZH ZBH 21 ...

Page 22: ...ntenance Manual UDM 240ZH ZBH 22 5 8 Functional differences between the version of the program Please note that between the old and new version of the program the UDM 240ZV ZH are not compatible each other ...

Page 23: ...Maintenance Manual UDM 240ZH ZBH 23 6 DESCRIPTION FOR CIRCUIT ...

Page 24: ...Maintenance Manual UDM 240ZH ZBH 24 6 1 Wireless communication protocol chips ISM 2 4Ghz 6 2 Digital voice signaling circuit WM8974W ...

Page 25: ...Maintenance Manual UDM 240ZH ZBH 25 6 3 Function control circuit 1Chip MCU N79855AWG 6 4 TX power RX sensitivity AMP Circuit U3 T7024 ...

Page 26: ...Maintenance Manual UDM 240ZH ZBH 26 6 5 Power supply circuit 6 6 FND display Circuit ...

Page 27: ...Maintenance Manual UDM 240ZH ZBH 27 6 7 FND display Circuit 6 8 Battery charger circuit ...

Page 28: ...Maintenance Manual UDM 240ZH ZBH 28 6 9 Audio AmP 6 10 Ear Phone circuit ...

Page 29: ...Maintenance Manual UDM 240ZH ZBH 29 7 PCB MAP 7 1 TOP ...

Page 30: ...Maintenance Manual UDM 240ZH ZBH 30 7 2 BOTTOM ...

Page 31: ...Maintenance Manual UDM 240ZH ZBH 31 7 3 Circuit Diagram ...

Page 32: ...Maintenance Manual UDM 240ZH ZBH 32 ...

Page 33: ...g antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is con nected Consult the dealer or an experienced radio TV technician for help Caution Modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment FCC Compliance In...

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