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CT710 Instruction Guide

Table of solutions

PROBLEM

SOLUTION

The radio doesn’t switch
on

The battery may be exhausted. Recharge it.
Uncorrected installation. Re-install it.

Battery recharge doesn’t
last long

The battery pack is over. Change it with a
new one.
Battery pack is not completely charged.

Reception led turns on
but no sound heard

Make sure the volume is not too low
Make sure to have the same CTCSS and DCS
codes of your group

The keypad doesn’t work The keypad lock function hasn’t been ena-

bled.

In standby, the radio
transmits without
pressing PTT

VOX level has been set too low. Adjust it.

Some functions cannot
be stored

Ensure to be on Channel mode. In Channel
mode some functions can be set only
through the programming software.

Reception of other
group signal while
transmitting

Select another CTCSS/DCS for your group

Summary of Contents for CT 710

Page 1: ...CT 710 Instruction guide VHF UHF TRANSCEIVER ...

Page 2: ...Basic operations 10 Antenna 10 Turning on and off the power 10 Monitoring function 10 Transmitting 10 Select Mode 10 Dual band mode 11 Channel Mode 11 Frequency Mode 12 Radio Function 12 The Flank Key Definition 12 DTMF Code 12 DTMF programmed by software 13 ANI PTT ID Operation 13 Shortcuts Operation 14 Cloning function 14 ...

Page 3: ...ting 20 Backlight Color Selection 21 Beep On Off 21 Keypad Lock Function Setting 21 Transmitting TOT Setting 22 Voice Function only in English 22 OFFSET DIFFR 22 Selecting the CTCSS tones and DCS codes 22 Setting the receiver CTCSS DCS R CDC 23 Setting the transmitting CTCSS DCS T CDC 23 Frequency shift direction for through repeaters 23 Selecting the Frequency Step 23 Wide Narrow Band 24 Roger Be...

Page 4: ...war ranty obligations and to enjoy this product for many years Do not attempt to open the unit Non expert handling of the unit may damage it Do not store the radio under the sunshine or in hot areas High tem peratures can shorten the life of electronic devices and warp or melt certain plastics Do not store the radio in dusty and dirty areas Keep the radio dry Rainwater or damp will corrode electro...

Page 5: ...hannel number frequency channel number or frequency Inverted frequency function Scan function FM radio receiver Frequency Step 5 kHz 6 25 kHz 10 kHz 12 5 kHz 25 kHz Selectable tx power high 4 5W or low 1W Li Ion battery pack 1600mAh Frequency Offset 0 69 950 MHz Shift repeater Busy channel lockout frequency programmable via software Tx signal strength indicator on the display Low battery vocal ind...

Page 6: ...ide Description of the device LCD display Indicators DTMF codes FM radio Vox function Inverted frequency reverse Frequency offset Channel spacing wide narrow ID code activation Battery level Emergency call Scan Priority scan ...

Page 7: ...Instruction Guide 7 Compander CTCSS tone DCS code Keypad lock RSSI Potenza segnale ricevuto trasmesso Scrambler Menu channel number High middle low power transmitting Band A selected Band B selected Frequency ...

Page 8: ...e control 2 Encoder Knob 3 Antenna 4 LCD display 5 MENU 6 ENTER To enter the menu functions and confirm your selections 7 Alphanumerical keypad 8 LOCK keypad lock 9 T R Frequency inversion activation 10 VFO MR to change the radio modes 1 2 1 1 6 5 3 8 4 10 7 9 ...

Page 9: ...uide 9 A PTT push to talk key B Flank key1 A B frequency selector single or dual band FM radio C Flank key2 1750 1450 2315 tone programmable or DTMF pro grammable D Ext speaker microphone jack E Battery latches A B C D E ...

Page 10: ...button If you want to turn off the power turn PWR VOL knob in counter clockwise rotation until a beep is heard All icons and frequencies disappear from the display Monitoring function If you hold down the ENTER key for two seconds and adjust your desired volume by PWR VOL knob you can directly hear a background noise wi thout waiting to receive any signals If you press the PTT key the squelch will...

Page 11: ...ngle band mode Press flank key1 for two seconds The display will show R 145 025 T 145 025 Now the radio works in single band mode only To switch from one band to another press flank key1 Channel Mode Press the VFO MR key to switch to channel mode Different options can be displayed Display the current channel number CH 001 the current channel is the first channel Display the current channel name an...

Page 12: ...sh the VFO MR to switch to the programmed radio frequencies To exit the radio encoder press the MENU and then flank key 1 or 2 The Flank Key Definition By using the programming software you can define the flank key 2 as 1 DTMF code call 2 send 1450Hz code 3 send 1750Hz code 4 send 2315Hz code When defined as one of the above push the flank key to activate the selected function DTMF Code This radio...

Page 13: ...e the en coder Counterclockwise rotation delete one by one clockwise to exit the DTMF function Input your desired number press PTT key to make a call When your partner receives the correct code the programmed DTMF function or the radio identification will be done ANI PTT ID Operation ANI means Automatic Numbering Identification You can set an automatic number identifier visible from the radio s di...

Page 14: ... off both radios and connect the optional cloning cable to the radio master radio to be copied and to the radio slave radio to program Turn on the radio master while keeping pressed the PTT button at the same time The display will show CLONE Press PTT once Turn on the radio slave within 10 seconds The display of the radio slave will show PC and the led on the front will start flashing green At the...

Page 15: ...der to select the menu Press ENTER into the menu mode to set the desired function you can press the number key directly but for some functions such as TOT Voice Frequency offset you have to rotate the encoder to find the desired op tion Press ENTER to confirm the selected setting When you have completed all the setting press VFO MR to exit the Menu mode ...

Page 16: ...ght On Off setting 8 LIGHT Backlight color select 9 BEEP Beep 10 ANI Automatic number identification programmable via software 11 KEYBO Keypad lock 12 TOT Time Out Timer 13 SCANS Scan selection 14 VOICE Voice prompts 15 DIFFR Offset 16 C CDC Receiving and transmitting CTCSS DCS 17 R CDC Receiving CTCSS DCS 18 T CDC Transmitting CTCSS DCS 19 S D Potential difference 20 STEP Channel stepping 21 N W ...

Page 17: ...RITY CHANNEL SCAN OFF 9 HIGH LOW 0 9 OFF ON OFF ON AUTO BLUE ORANGE PURPLE OFF ON OFF ON MANUAL AUTO OFF 270 CO TO SE OFF ENG 0 38 000 VHF 0 69 950 UHF OFF 254 1 D023 D754 I N OFF 254 1 D023 D754 I N OFF 254 1 D023 D754 I N 0 5K 10K 6 25K 12 5K 25K WIDE NARROW ROG ON ROG OFF ...

Page 18: ... When REV is displayed on the LCD the Reverse frequency function is enabled To deactivate this function hold down for two seconds Scanning The Scan version is very useful to monitor the channels before transmit ting Select scan type Press MENU and rotate the encoder to item 13 the screen will display 013 SCANS Press ENTER now you are into the scanning mode selection You have three types of scannin...

Page 19: ...an priority chan nel whenever any signal is detected the radio will suspend the scan for 8 seconds then press PTT key to transmit It will then continue to scan after 8 seconds Press any key except PTT key to end scanning VOX Sensitivity Setting This function allows hand free communications you activate the transmission when you speak to the microphone without pressing the PTT button It stops trans...

Page 20: ... the Squelch is turned on From level 1 to level 9 you will have different levels of noises reduction The higher is the level the louder will be the Squelch Procedure Press MENU and 5SQL the screen will show 005 SQL Press ENTER and the display will show SQL 5 Factory Settings SQL 5 Press any number 0 9 on the keypad or rotate the encoder to select the desired squelch level Press ENTER as confirmati...

Page 21: ...BEEP will appear on the display Press ENTER ON means beep on OFF means beep off turn the enco der to choose one of the two options Press ENTER to confirm and VFO MR to exit Keypad Lock Function Setting This function is useful to lock the keypad and so avoid any accidental pressure of the buttons Press MENU and turn the encoder to item 11 the screen will display 011 KEYBO This transceiver has 2 typ...

Page 22: ...re doing Press MENU and turn the encoder to menu item 14 the display will show 014 VOICE Press ENTER Turn the encoder to choose ENG press ENTER as confirmation and VFO MR to exit OFFSET DIFFR This function is used to determine the difference Potential Difference between sending frequency and receiving frequency In frequency mode press MENU and turn the encoder to item 15 the display will show 015 ...

Page 23: ...ess ENTER and turn the encoder to select desired CTCSS OFF 254 1 Press to switch CTCSS and DCS The DCS range is OFF D754N Press ENTER to confirm and VFO MR to exit Note when you set the Menu of DCS codes press and you can select OFF D754I Inverted Frequency shift direction for communications through repeaters This function can only be enabled in VFO frequency mode In frequency mode press MENU and ...

Page 24: ...tial difference frequency difference direction Press MENU and then VFO MR keys The channel to store blinks on the left bottom of the display Turn en coder or select the number from 1 to 128 Press VFO MR key to complete the channel storage and return to the state of the frequency mode Deleting a channel Delete one programmed channel Turn off the radio Turn it on again while keeping pressed the VFO ...

Page 25: ...cy mode will be deleted Delete all contents of frequency mode and channel mode Reset FULL Turn on the radio while keeping pressed the MENU key at the same time The display will show RESET Press the ENTER key the LCD will show VFO Rotate the encoder and choose FULL then press ENTER as confir mation All settings of channel and frequency mode will be deleted ...

Page 26: ... 9 04 74 4 21 131 8 38 192 8 05 77 0 22 136 5 39 196 6 06 79 7 23 141 3 40 199 5 07 82 5 24 146 2 41 203 5 08 85 4 25 151 4 42 206 5 09 88 5 26 156 7 43 210 7 10 91 5 27 159 8 44 218 1 11 94 8 28 162 2 45 225 7 12 97 4 29 165 5 46 229 1 13 100 0 30 167 9 47 233 6 14 103 5 31 171 3 48 241 8 15 107 2 32 173 8 49 250 3 16 110 9 33 177 3 50 254 1 17 114 8 34 179 9 ...

Page 27: ...8 703 09 051 39 243 69 431 99 712 10 053 40 244 70 432 100 723 11 054 41 245 71 445 101 731 12 065 42 246 72 446 102 732 13 071 43 251 73 452 103 734 14 072 44 252 74 454 104 743 15 073 45 255 75 455 105 754 16 074 46 261 76 462 17 114 47 263 77 464 18 115 48 265 78 465 19 116 49 266 79 466 20 122 50 271 80 503 21 125 51 274 81 506 22 131 52 306 82 516 23 132 53 311 83 523 24 134 54 315 84 526 25 ...

Page 28: ...s on but no sound heard Make sure the volume is not too low Make sure to have the same CTCSS and DCS codes of your group The keypad doesn t work The keypad lock function hasn t been ena bled In standby the radio transmits without pressing PTT VOX level has been set too low Adjust it Some functions cannot be stored Ensure to be on Channel mode In Channel mode some functions can be set only through ...

Page 29: ...cy stability 2 5ppm Output power VHF 5W UHF 4W Max frequency deviation 5KHz Audio distortion 3 Adjacent Channel Power within European legal terms Spurious Radiation within European legal terms Occupied Bandwidth within European legal terms Receiver RF sensitivity 0 2μV Audio distortion 3 Audio response 300Hz 3KHz Adjacent Channel Selectivity within European legal terms Intermodulation Rejection wi...

Page 30: ...teries do not throw the battery into fire To disperse after use throw into the appropriate containers Importado por ALAN COMMUNICATIONS SA C Cobalt 48 08940 Cornellà de Llobregat Barcelona EspañaTel 34 902 384878 Fax 34 933 779155 www midland es El uso de este equipo puede estar sujeto a la obtención de la correspondiente autorización administrativa Lea atentamente las instrucciones antes de usar ...

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