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53

Maintenance 

Base Knowledge 

This  transceiver  has  been  strictly  and  carefully 
calibrated  and  tested  at  the  factory  to  ensure  that  it 
meets  our  stated  specifications.  Please  refer  any 
service  issues  to  authorized  repair  facilities.  Any 
tampering, user performed 

maintenance or adjustment 

of the transceiver will void your warranty. Please refer 
any  service  or  maintenance  concerns  to  authorized 
dealer. 

Cleaning and Maintenance   

1) Handle this equipment w

ith care. Do not carry the 

transceiver  by  its  power  cable,  microphone,  or 
antenna.  
2) Use a soft, clean, dry cloth to clean the transceiver.   
3)  When  storing  the  transceiver,  avoid  temperature 
extremes  of  heat  or  cold.  Extreme  temperatures  may 
shorten the life of the transceiver.   
4)  After  prolonged  use,  the  transceiver  may  require 
cleaning.  Use  only  mild  detergents.  Do  not  use  any 
corrosive  or  harsh  chemical  cleaners.  Using  alcohol, 
oil  or  spray  chemical  agents  may  damage  the 
transceiver casing.   

Summary of Contents for 2M 70CM

Page 1: ...2M 70CM Compact Transceiver...

Page 2: ...e trust this transceiver will give you convenient and reliable communication for many years For the best experience we advise that you read this manual completely before using your new transceiver Not...

Page 3: ...r Cool 3 Install with Bracket 4 Connect Accessories 4 Getting Acquainted 6 DTMF Microphone Pane l 8 LCD Display 10 Front Panel Description 12 Basic Operation 13 Power on off 13 Turn Volume 13 Select C...

Page 4: ...nction FM Menu 12 26 FM Scan FM Scan Menu 13 27 FM SQL FM SQL Menu 14 27 FM DualWatch FM DW Menu 15 28 Font size Choose Font Menu 16 28 Key Lock Function Keylo ck Menu 17 28 Keypad Function Keypad Men...

Page 5: ...QL Menu 40 39 Step Step Menu 41 39 Tail Elimination Tail Menu 42 40 Talk Around Talk Menu 43 40 Time out timer TOT Menu 44 40 TX Stop TXStop Menu 45 41 VOX VOX Menus 46 4 9 41 Wide and Narrow Bandwidt...

Page 6: ...50Hz 46 A B Mode Switch A B 46 Talk Around Talk 46 Reverse Frequency Reverse 46 Reset Menu 47 All Reset 47 Function Reset 47 Programming Operation 48 Lease Function 48 Wireless Change Frequenc y 49 RX...

Page 7: ...might block airbag deployment X Do not expose the transceiver to long periods of direct sunlight or extreme heat X Do not transmit for long periods especially at high power Doing so may damage the tra...

Page 8: ...it carefully and ensure that the below accessories are included If you nd any missing or damaged components please contact your dealer immediately SuppliedAccessories Item Qty Mobile transceiver 1 DC...

Page 9: ...the red wire to the positive terminal and the black wire to the negative terminal Then plug the power connector into the DC power outlet of the transceiver Note Make sure to turn off the DC power supp...

Page 10: ...e bracket is supplied with the transceiver Please attach the bracket to your desired installation location Remove the two mounting screws from the sides of th e transceiver and reinstall them through...

Page 11: ...s composed of an antenna feedline and ground network components Carefully consider your antenna system installation fo r best results with this transceiver For instance be sure the antenna you will us...

Page 12: ...6 Getting Acquainted Upper Panel Front Panel...

Page 13: ...ht 3 MIC Connector RJ45 4 CHA Channel Up 5 CHA Channel Down 6 LCD display screen 7 VOL Volume Up 8 VOL Volume Down 9 Menu Key 10 P1 Key User de ned 11 P2 Key User de ned 12 P3 Key User de ned 13 Power...

Page 14: ...8 DTMF Microphone Panel...

Page 15: ...9 1 PTT Push to Talk 2 MIC Microphone 3 UP Up VOL 4 DN Down VOL 5 A Call 6 B VFO MR Switch 7 C A B mode Switch 8 D VFO Band Change 9 CHA 10 CHA...

Page 16: ...splay No Icon Feature Description Operation Method 1 Memory Channel No 2 Being A Channel Switch A B Key 3 Being B Channel Switch A B Key 4 Keyboard Lockout PressM Key for 2 Seconds 5 VOX Open Refer to...

Page 17: ...e DCS 8 Offset Frequency Refer to Menu 34 and 35 Wireless Frequency Open Refer to Page 44 10 Channel scan disabled Refer to Menu 39 11 Low Power Refer to Menu 30 12 High Power Refer to Menu 30 13 Indi...

Page 18: ...sceiver with the front panel facing you Find the RJ 45 microphone jack on the left side of the front panel To the right of the microphone jack is a column of three buttons From top to bottom these are...

Page 19: ...lower the volume Hold the key to go fast The volume is adjusted in 15 steps from 0 lowest to 15 highest The default setting is 4 Select Channel You can select an operating channel in one of several wa...

Page 20: ...d the VFO MR switch In VFO mode the transceiver will store the most recently used frequency in each of its suppor ted ranges To switch quickly between the transceiver s supporte d frequency ranges pre...

Page 21: ...ys to select the menu option you wish to modify Hold the key to go fast b You can also input menu number directly by using the numeric keypad to select desired menu 3 Press the M key to select the men...

Page 22: ...bled APRO APRO Menu 02 The audio processing menu allows you to set up the compander and voice scrambler This setting is stored on a per channel basis Each channel can have a different processing setti...

Page 23: ...ency you want to save press the M key and press CHA CHA VOL VOL to menu 05 CHASAVE select the channel number which you want to keep after the screen displayed CHASave TO 001 then the frequency is save...

Page 24: ...e set fre ely When a radio channel setting of the DTMF enabled you can send DTMF codes by wireless control to achieve individual call group call or RX Inhibition RXTX Inhibition and other functions Du...

Page 25: ...rogramming software b In MR mode each memory channel can be independently set to have DTMF signaling enabled or disabled 2 Press the M key and use the CHA and CHA or VOL and VOL keys to select Menu 06...

Page 26: ...o a group call are transceivers which are either set to selective call only or those which have receive or receive transmit inhibit enabled The group character ma y be A B C or D The default group cha...

Page 27: ...1 Send the ID code 8083C to call all transceivers in Subgroup 3 Send the ID code 808CC to call all transceivers in Group 1 and Subgroup 3 which are both in Group C DTMF code transmission mode 1 Automa...

Page 28: ...f DTMF tones manually Press the CALL key twice then enter your desired sequence of DTMF tones fr om the keypad Finally press the PTT key to transmit You will hear the DTMF tones transmit if they were...

Page 29: ...to select the squelch mode OFF Any signal on the channel will open the receiver s squelch CTCSS Only a signal on the channel containing a matching CTCSS tone one of 58 tones will open the receiver s...

Page 30: ...ups 56 0 74 4 107 2 156 7 189 9 241 8 57 0 77 0 110 9 159 8 192 8 250 3 58 0 79 7 114 8 162 2 196 6 254 1 59 0 82 5 118 8 165 5 199 5 60 0 85 4 123 0 167 9 203 5 61 0 88 5 127 3 171 3 206 5 62 0 91 5...

Page 31: ...074 152 226 266 351 445 516 632 743 043 114 155 243 271 356 446 523 645 754 047 115 156 244 274 364 452 526 654 050 116 162 245 306 365 454 532 662 051 122 165 246 311 371 455 546 664 Encode Type and...

Page 32: ...d DCS code 1 of 107 codes Use Menu 11 to set the desired CTCSS or DCS tone using the same tables as for Menu 09 FM Radio Function FM Menu 12 This transceiver has a built in FM broadcast receiver You m...

Page 33: ...antenna to the transceiver FM Scan FM Scan Menu 13 The FM Scan function determines whether the CHA CHA keys scan for active FM channels or simply tune the radio in 50 KHz tuning steps Setting FM Scan...

Page 34: ...Menu 13 The default setting is ON Font size Choose Font Menu 16 You can select the font size of the channel display through this menu Select BIG to show both channels in a larger font Choose SMAL to h...

Page 35: ...key Default is K S Keypad Function Keypad Menu 18 Menu 18 is set depending on which microphone shipped with your transceiver If you received the DTMF microphone set this menu to ON Setting to OFF will...

Page 36: ...to ON if you would like to see channel names instead of merely channel numbers The default is OFF It may be helpful for you to name particular channels with meaningful labels such as callsigns cities...

Page 37: ...ning Display OpenDIS Menu 23 You can select what displa ys when the transceiver rst powers on by using Menu 23 Choose from the following options ALL Boot displayed as full screen display SYS Boot disp...

Page 38: ...of the transceiver are user programmable Each key has two possible functions de ned in Menus 24 through 29 Key functions are accessed via a short press press and release or long pre ss press and hold...

Page 39: ...ng Press SCAN scan P3 short Press MUTE mute M Short Press Enter the menu function High Low Power Set Power Menu 30 You may select your desired transmit power level from Menu 30 For communication with...

Page 40: ...d like to enable the PTT ID Set Menu 31 to ON if you would like to enable the PTT ID or OFF to disable it Note a In CH Mode you may not modify this setting b In MR mode each memory channel can be indi...

Page 41: ...her transceiver s calls directly rather than through a repeater This would be useful in order to determine whether you can establish di rect contact with a nearby station freeing up the re peater for...

Page 42: ...tion using Menu 35 Using the CHA CHA or VOL VOL keys select RPT positive offset th e transmit frequency is higher than the receive frequency RPT the transmit frequency is lower than the receive freque...

Page 43: ...o monitor several channels more ef ciently Channels are scanned until activity is detected on a channel Depending on the scan mode scanning may continue after a speci c length of time or it will only...

Page 44: ...key Scan up the band again by using the UP key the VOL key or the CHA key Press any other key to stop scanning MR CH scan Scan only programmed memory channels in this mode From MR CH mode select Menu...

Page 45: ...r levels of the Squelch level setting require stronger si gnals to open the squelch circuit Set the squelch level to one appropriate to the amount of RF noise in yo ur environment A squelch setting th...

Page 46: ...ho are close together wish to temporarily use the output frequency of a repeater Turn Menu 43 ON to enable this feature The default is OFF Time out timer TOT Menu 44 You may use Menu 44 to specify a t...

Page 47: ...you won t need to press the PTT key to enable the transmitter Use Menu 46 to turn VOX ON or OFF The default is OFF VOX S Sensitivity VOX Sensitivity determines the level of sound that is needed for t...

Page 48: ...this according to your country or radio service regulations The default setting is WIDE User de ned Keys Menu As previously mentioned the P1 P2 P3 and Menu keys are user programmable While the short p...

Page 49: ...Band change Bandchange In VFO Mode the Band Change button switches between the last used frequencies on 136 MHz 245 MHz or 400 MHz Time of system Time Setting a shortcut to TIME will display the syste...

Page 50: ...to listen for weaker signals Pressing the MOLO shortcut will open the squelch while pressing it again will close the squelch again If MOLO stays active for more than 10 seconds squelch will automatica...

Page 51: ...ow Power LOW Pressing the LOW shortcut will toggle the power level between HIGH and LOW power Emergency EMG The EMG key will sound an emergency alarm When this alarm sounds the indicator LED s will al...

Page 52: ...off Transmit 1750Hz 1750Hz The 1750Hz shortcut will transmit a 1750Hz burst tone when pressed A B Mode Switch A B The A B shortcut will toggle between the A and B channel Talk Around Talk The Talk Aro...

Page 53: ...M key a third time and the screen will display Waiting When the transceiver restarts the reset is complete Note You may cancel the reset by pressing any key other than the M key when the Reset prompt...

Page 54: ...ed When the Lease Time expires the transceiver will no longer operate and the indicator LED will light continuously red At this point the user may only turn the transceiver power off This function can...

Page 55: ...eeds to add a new communications channel to all deployed radios Thus the staff at the home of ce may use Wireless Frequency Change to program all the radios remotely without having to do them one at a...

Page 56: ...rammed The operators of those nine transceivers would press the shortcut key to enable the transfer An icon will appear acknowledging that the transceiver is ready for programming The master radio wou...

Page 57: ...hone Send 01 appears on the screen Use the CHA CHA or VOL VOL keys to select the channel you wish to program such as Channel 003 then press the PTT key Press the A key again This will display Send 03...

Page 58: ...s You can then send the Inhibit or Activate codes using another transceiver that has DTMF capability Note If Activation Enable hasn t been checked the transceiver cannot be activated over the air with...

Page 59: ...ce concerns to authorized dealer Cleaning and Maintenance 1 Handle this equipment w ith care Donot carry the transceiver by its power cable microphone or antenna 2 Use a soft clean dry cloth to clean...

Page 60: ...ceiver is defective or develops a problem please send it on ly to authorized service center Please contact your local dealer for assistance We strived to write content of the manual accurately and com...

Page 61: ...Channel Capacity 199 Output Power 4W 10W Operation Mode Half Duplex Dimension L W H 120 90 40mm Weight 315g Modulation Limitation 5KHz Spurious Radiation 60dB TX Current 1A 1 8A Frequency Stability 2...

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