APX 8000H USER GUIDE
APX TWO-WAY RADIOS
MODEL 2.5
*MN004476A01*
MN004476A01-AE
APRIL 2020
©
2020 Motorola Solutions, Inc. All rights reserved
Page 1: ...APX 8000H USER GUIDE APX TWO WAY RADIOS MODEL 2 5 MN004476A01 MN004476A01 AE APRIL 2020 2020 Motorola Solutions Inc All rights reserved ...
Page 2: ...stem 15 1 4 8 Conventional Talkgroup and Radio Scan Enhancements 15 1 5 What Your Dealer System Administrator Can Tell You 16 Chapter 2 Preparing Your Radio for Use 17 2 1 Charging the Battery 17 2 2 Attaching the Battery 17 2 3 Attaching the Antenna 18 2 4 Removing and Attaching the Accessory Connector Cover 19 2 5 Using the Carry Holder 20 2 6 Turning On the Radio 21 2 7 Adjusting the Volume 22 ...
Page 3: ...e Select Feature 43 5 3 1 Saving a Zone and a Channel to a Softkey 43 5 3 2 Saving a Zone and a Channel to a Button 44 5 4 Receiving and Responding to a Radio Call 44 5 4 1 Receiving and Responding to a Talkgroup Call 44 5 4 2 Receiving and Responding to a Private Call Trunking Only 45 5 4 3 Receiving and Responding to a Telephone Call Trunking Only 45 5 5 Methods to Make a Radio Call 45 5 5 1 Mak...
Page 4: ...e 55 6 2 7 Zone to zone Cloning 56 6 2 7 1 Cloning Zones 56 6 3 Contacts 57 6 3 1 Making a Private Call from Contacts 57 6 3 2 Adding a Contact to a Call List 58 6 3 3 Removing a Contact from a Call List 58 6 3 4 Viewing Details of a Contact 59 6 4 Scan Lists 59 6 4 1 Intelligent Priority Scan 59 6 4 2 Viewing a Scan List 59 6 4 3 Editing the Scan List 60 6 4 4 Changing the Scan List Status 60 6 4...
Page 5: ...dio Alerts When Man Down is Triggered 72 6 10 2 Testing the Man Down Feature 73 6 10 3 Exiting Man Down 73 6 10 4 Re Initiating Man Down 73 6 11 Automatic Registration Service 73 6 11 1 Selecting or Changing the ARS Mode 74 6 11 2 User Login Feature 74 6 11 2 1 Logging In as a User 74 6 11 2 2 Logging Out 75 6 12 Text Messaging Service 76 6 12 1 Sending a Quick Text Message 76 6 12 2 Priority Stat...
Page 6: ...e Air Rekey 88 6 14 3 7 MDC OTAR Conventional Only 88 6 14 3 8 Infinite UKEK Retention 88 6 14 3 9 Hear Clear 89 6 15 Radio Inhibit 89 6 16 Global Positioning System Global Navigation Satellite System 89 6 16 1 GPS Performance Enhancement 90 6 16 2 The Outdoor Location Feature Using GPS 90 6 16 3 Location Format 90 6 16 4 Military Grid Reference System MGRS Coordinates 91 6 16 5 Accessing the Outd...
Page 7: ... 19 4 4 Turning Off Bluetooth Visibility 102 6 19 5 PIN Authentication in Pairing 103 6 19 5 1 Pairing the Authentication PIN when Receiving a Pairing Request 103 6 19 5 2 Pairing the Authentication PIN with the Generated Numeric PIN 104 6 19 6 Turning On the Bluetooth Audio 104 6 19 7 Turning Off the Bluetooth Audio 105 6 19 8 Adjusting the Volume of the Radio from Bluetooth Audio Device 105 6 19...
Page 8: ...io Alias 118 6 24 7 Controlling the Display Backlight 118 6 24 8 Setting Up the Radio Display and Visual Indicators to Suit Night Vision Goggles 119 6 24 9 Locking and Unlocking the Controls 120 6 24 10 Turning the Controls and Buttons Tones On or Off 120 6 24 11 Turning Voice Mute On or Off 120 6 24 12 Using the Time Out Timer 121 6 24 13 Time and Date Setup 121 6 24 13 1 Editing the Time and Dat...
Page 9: ... Call Channel 133 Operating Frequency Requirements 133 Declaration of Compliance for the Use of Distress and Safety Frequencies 136 Technical Parameters for Interfacing External Data Sources 136 Limited Warranty 137 MOTOROLA SOLUTIONS COMMUNICATION PRODUCTS 137 I WHAT THIS WARRANTY COVERS AND FOR HOW LONG 137 II GENERAL PROVISIONS 138 III STATE LAW RIGHTS 138 IV HOW TO GET WARRANTY SERVICE 138 V W...
Page 10: ...s are supported by the software version R21 00 00 or later See Accessing the Radio Information on page 126 to determine the software version of your radio Contact your system administrator for more details of all the supported features MN004476A01 AE Software Version 10 ...
Page 11: ...n and so on which may result in injury or death if not carefully observed CAUTION An operational procedure practice or condition and so on which may result in damage to the equipment if not carefully observed NOTICE An operational procedure practice or condition and so on which is essential to emphasize The following special notations identify certain items Example Description Home button or Butto...
Page 12: ...t of the contacts could occur if they are not dried properly If the radio has been submerged in water shake the radio to remove any water that is trapped inside the speaker grille and microphone port Otherwise the water decreases the audio quality of the radio If an accessory is not attached to the radio ensure that the accessory connector cover is attached to the radio side accessory connector If...
Page 13: ... life of this radio A Motorola Solutions maintenance agreement provides expert service to keep the radio and all other communication equipment in perfect operating condition A nationwide service organization is provided by Motorola Solutions to support maintenance services Through its maintenance and installation program Motorola Solutions makes the finest service available to those desiring relia...
Page 14: ...ed Data system with a software installation 1 4 2 Dynamic System Resilience Dynamic System Resilience DSR ensures that the radio system is seamlessly switched to a backup master site dynamically during a system failure DSR also provides indications such as failure detection fault recovery and redundancy within the system DSR also supports mechanisms related to the Integrated Voice and Data IV D or...
Page 15: ...tent NOTICE Portable subscriber units enabled in the system for Radio Authentication shall be able to authenticate regardless of whether they are communicating directly on the system or by using a DVRS 1 4 8 Conventional Talkgroup and Radio Scan Enhancements Enhancements have been made to the Conventional Talkgroup at the system to improve the Scan feature operation significantly when multiple age...
Page 16: ...ore than 60 C You can consult your dealer or system administrator about the following Is your radio programmed with any preset conventional channels Which buttons have been programmed to access other features What optional accessories may suit your needs NOTICE Specifications may vary for different radio models Contact your system administrator for more information MN004476A01 AE Chapter 1 Read Me...
Page 17: ...arger indicates the charging progress see the Charger User Guide 2 2 Attaching the Battery Prerequisites If your radio is preprogrammed with volatile key retention the encryption keys are retained for approximately 30 seconds after battery removal Check with your dealer or system administrator for more information When and where to use You can view the status of the battery if the radio is using a...
Page 18: ... releases from the radio and remove the battery from the radio A 2 3 Attaching the Antenna Prerequisites Ensure the radio is turned off before attaching the antenna Procedure 1 Set the antenna in the receptacle 2 Turn the antenna clockwise to attach to the radio MN004476A01 AE Chapter 2 Preparing Your Radio for Use 18 ...
Page 19: ...ield it with the connector cover when not in use Procedure 1 To remove the accessory connector cover rotate the thumbscrew counterclockwise until it disengages from the radio NOTICE If the thumbscrew is too tight use an Allen wrench at to loosen it first C B A 2 Rotate and lift the connector cover to disengage it from the radio 3 To attach the accessory connector cover insert the hooked end of the...
Page 20: ...sition the radio within the carry holder with the main speaker facing outward 2 Slide the radio down into the carry holder until it clicks in place 3 To remove the radio from the carry holder place the tip of your fingers on the ledge of the carry holder MN004476A01 AE Chapter 2 Preparing Your Radio for Use 20 ...
Page 21: ...he power up test is unsuccessful you see Error XX YY XX YY is an alphanumeric code NOTICE If the radio fails to power up after repeating a few times record the Error XX YY code and contact your dealer Codeplug Alias feature is enabled through Customer Programming Software CPS configuration to display the codeplug alias as a temporary text during power on 2 To turn off the radio rotate the On Off V...
Page 22: ...towards you for increased loudness and intelligibility especially in areas with loud background noises Procedure 1 To increase the volume rotate the On Off Volume Control Knob clockwise A 2 To decrease the volume rotate this knob counterclockwise MN004476A01 AE Chapter 2 Preparing Your Radio for Use 22 ...
Page 23: ...ontrols This chapter explains the buttons and functions to control the radio 3 1 Radio Parts and Controls 9 10 11 12 13 14 8 1 2 3 4 5 6 7 15 16 17 18 19 20 21 22 23 24 8 1 Antenna 2 LED MN004476A01 AE Radio Controls 23 ...
Page 24: ...able Features Your system administrator can program the programmable buttons as shortcuts to radio functions or preset channels groups depending on the duration of a button press Some functions can also be programmed to the radio switches 3 2 1 Assignable Radio Functions Bluetooth On Off Allows you to turn on off the Bluetooth Bluetooth Configuration Allows you to access to the Bluetooth menu Blue...
Page 25: ...Location Determines the current location latitude longitude time and date and also the distance and bearing to another location or turns the GPS functionality on or off for all locations Man Down Clear Clears the Man Down mode alarm that is triggered when your radio achieves or passes a tilt angle threshold or a combination of the angle threshold and a motion sensitivity level Message Enters the c...
Page 26: ...tional and Trunking Toggles the Secure Transmission On or Off when the Secure Clear Strapping field is set to Select for the current channel and when the radio is model option capable Selective Call Conventional Only Calls an assigned radio Site Display Search Trunking Only Displays the current site ID and RSSI value performs site search for Automatic Multiple Site Select AMSS or SmartZone operati...
Page 27: ...nd hold the button to reverse the content of the top display TX Power Level Toggles the transmit power level between high and low Voice Announcement Audibly indicates the current feature mode zone or channel that you have been assigned to Voice Mute Toggles the voice transmission between mute and unmute Volume Set Tone Sets the volume set tone 3 3 Accessing the Preprogrammed Functions When and whe...
Page 28: ...d radio settings or information before returning you to the Home screen NOTICE Some features do not require you to press to go to the Home screen Refer to the individual feature sections in this manual for further details on saving user edited radio settings or information 3 3 3 4 Way Navigation Button Use the 4 Way Navigation Button to scroll up down left or right with one of the following method...
Page 29: ...io to transmit to other radios in the call Press and hold down PTT button to talk Release the PTT button to listen The microphone is activated when the PTT button is pressed While a call is not in progress the PTT button is used to make a new call See Methods to Make a Radio Call on page 45 for more information MN004476A01 AE Chapter 3 Radio Controls 29 ...
Page 30: ...when your battery is low the LED blinks red and you hear a short high pitched tone 4 1 1 Fuel Gauge Icons The fuel gauge icon indicates the battery level of your radio A blinking fuel gauge icon is displayed only when the battery voltage drops to low level In this case replace the battery with a fully charged one Gauge Battery Charge Top Display 76 to 100 full2 Top Display 51 to 75 2 Top Display 2...
Page 31: ...the Home screen press the Menu Select button directly below Exit 4 2 LED Indications The Status LED shows the operational status of your radio A qualified technician can permanently disable the LED indication by preprogramming it Table 1 LED Indications Indication Status Solid red Radio is transmitting Blinking red Radio is transmitting at low battery condition or detects an incompatible battery D...
Page 32: ... otherwise Top Display Receiving Radio is receiving a call or data Top Display Transmitting Radio is transmitting a call or data Call Received Radio has received an Individual Call Top Display Battery For IMPRES battery operation only the icon shown indicates the charge remaining in the battery For all battery operation the icon blinks when the battery is low or wrong battery is detected Top Displ...
Page 33: ... deactivated or Top Display or Power Level L Radio is set at Low power H Radio is set at High power Top Display Scan Radio is scanning a scan list Top Display Priority Channel Scan Blinking dot Radio detects activity on channel designated as Priority One Steady dot Radio detects activity on channel designated as Priority Two Top Display View Program Mode Radio is in the view or program mode On ste...
Page 34: ...one 71 and Zone 72 Y Contains Zone 73 Zone 74 and Zone 75 Top Display Secure Operation On Secure operation Off Clear operation Blinking Receiving an encrypted voice call AES Secure Operation On AES secure operation Off Clear operation Blinking Receiving an encrypted voice call GPS Signal On Feature is enabled and signal is available Off Feature is disabled Blinking Feature is enabled but no signal...
Page 35: ...tooth device is disconnected The radio Wi Fi network is connected The number of bars displayed repre sents the signal strength of the Wi Fi signal SmartConnect On The current channel supports SmartConnect Inverted The current channel is connected through the SmartConnect feature 4 4 Text Messaging Service TMS Indicators Status icons and menu options shown here help you work more efficiently with t...
Page 36: ...tatus and a request for a reply Indicates the index of the current message that you are view ing 4 4 2 TMS Menu Options The following menu options appear on the radio display when you send and receive text messages Menu Option Description Back Brings you back to the previous screen Clr Deletes all messages Del Deletes a message or text Exit Exits to the Home screen No Returns to the previous scree...
Page 37: ...arily changes the backlight of the top display screen and adds a color bar to the main display screen to help signal that a radio event has occurred This feature temporarily changes the display backlight color and the alert text background color of the radio to help signal that a radio event has occurred NOTICE This feature must be preprogrammed by a qualified radio technician Backlight and Bar Co...
Page 38: ...horized request is made Time Out Timer Warn ing Four seconds before time out No ACK Received When radio fails to receive an acknowledgment Individual Call Warn ing Tone When radio is in an individual call for greater than six seconds without any activity Man Down Entry When radio initiates Man Down mode Long Low Pitched Tone Time Out Timer Timed Out After time out Talk Prohibit PTT In hibit When P...
Page 39: ...ole Acknowledge When status emergency alarm or reprogram request ACK is received Received Individual Call When Call Alert or Private Call is received Call Alert Sent When Call Alert is received by the target radio Site Trunking When a SmartZone trunking system fails Two Short Medium Pitched Tones Over the Air Program ming request When the radio receives an over the air programming request Short Hi...
Page 40: ... Enhanced Zone Bank Up When EZB Up button is pressed to scroll the Enhance Zone Bank up Unique High Low Tone Enhanced Zone Bank Down When EZB Down button is pressed to scroll the En hance Zone Bank down 4 8 Phone Call Displays and Alerts The following phone call displays and alerts appears on the radio display when you make and receive Phone calls The radio also uses alert tones to indicate the cu...
Page 41: ...feature alerts the user when there is a HAZLOC certification mismatch between the radio and the battery This feature supports IMPRES batteries only During power up if there is a mismatch the following scenarios occurs The radio repetitively displays Wrong Battery with red intelligent backlight The radio Voice Announcement announces the preprogrammed Wrong Battery The Battery icon blinks continuous...
Page 42: ...f the zone number entered is unprogrammed the display shows Invalid entry Repeat this step b Press the PTT button to transmit on the displayed zone channel Select a zone using the radio menu Zone a or to Zone and press the Menu Select button directly below Zone b or to the required zone c Press the Menu Select button directly below Sel to confirm the displayed zone d Press the PTT button to transm...
Page 43: ... a or to ChUp or ChDn b Press the Menu Select button directly below ChUp or ChDn Positions of ChUp and ChDn on the display may differ each time you release the Menu Select button Read carefully before you press c Press the PTT button to transmit on the displayed zone and channel 5 3 Mode Select Feature Mode Select allows a long press to save the current zone and channel of your radio to a programm...
Page 44: ...d red while the radio is transmitting In conventional mode the LED lights up solid yellow when the radio is receiving a transmission In trunking mode there is no LED indication when the radio receives a transmission If the radio is receiving a secure transmission the LED blinks yellow 5 4 1 Receiving and Responding to a Talkgroup Call Prerequisites To receive a call from a group of users your radi...
Page 45: ... Release the PTT button to listen 3 Press or the Call Response button to hang up and return to the Home screen See also Making a Private Call Trunking Only on page 46 for details on making a Private Call 5 4 3 Receiving and Responding to a Telephone Call Trunking Only When and where to use This feature allows you to receive calls similar to standard phone calls from a landline phone NOTICE With th...
Page 46: ... for you to use this feature When and where to use This feature allows you to send an individual Call Alert or page if there is no answer from the target radio Procedure 1 Perform one of the following actions To access this feature using a preprogrammed button press the preprogrammed Quick Access One Touch Private Call button to dial the preprogrammed ID number and initiate the Private Call Procee...
Page 47: ...g actions Press the Menu Select button directly below Cnts to scroll through and select the required ID Press the Menu Select button directly below LNum to go to the last number dialed or to the required ID 3 Press the PTT button to initiate the Private Call The display shows Calling Number 4 Hold the radio vertically 1 to 2 inches 2 5 to 5 0 cm from your mouth When you are connected the display s...
Page 48: ...The transmit and receive frequencies are different The Direct or talkaround operation allows you to bypass the repeater and connect directly to another radio The transmit and receive frequencies are the same Procedure Perform one of the following actions Press the preprogrammed Repeater Direct switch to toggle between talkaround and repeater modes or to Dir and press the Menu Select button directl...
Page 49: ...d zone channel a Select the desired zone and channel b Listen for a transmission c Adjust the Volume Control Knob if necessary d Press and hold the PTT button to transmit The LED lights up solid red e Release the PTT button to receive listen 5 7 2 Monitoring Conventional Mode When and where to use Your radio may be preprogrammed to receive Private Line PL calls Procedure 1 Momentarily press the Mo...
Page 50: ...s with a result to your query Table 4 ViQi Virtual Partner Queries The following table shows the queries supported by the ViQi Virtual Partner feature and their respective commands Use the following commands followed by the supported query instructions to initiate ViQi Virtual Partner Look up Check Run a Query Examples License plate Run a State license plate Alphanumeric String Check a State licen...
Page 51: ...ivacy 6 2 1 1 Receiving a Selective Call When and where to use When you receive a Selective Call the radio indicates one of the followings You hear two alert tones and the LED lights up solid yellow to indicate the transmitting radio is still sending signal The call received icons blinks and the display shows Call received The LED blinks solid green once to indicate the transmitting radio is pendi...
Page 52: ...iated encryption keys are changed by changing the active talkgroup See Secure Operations on page 84 for more information 6 2 2 1 Selecting a Talkgroup Procedure 1 or to Tgrp and press the Menu Select button directly below Tgrp The display shows the last Talkgroup that was selected and stored 2 Perform one of the following actions or to Preset for the preset preprogrammed Talkgroup or to the requir...
Page 53: ...group is congested the Priority Dispatch feature allows you to call the dispatcher on a different talkgroup This talkgroup is called the Priority Talkgroup Each trunking talkgroup can have its own assigned Priority Talkgroup Priority Dispatch is not available during Emergency operations Scan feature is suspended when Priority Dispatch is initiated Prerequisites Dispatch console that supports this ...
Page 54: ... the reprogram request The display shows Ack received and the radio returns to the Home screen If the dispatcher does not acknowledge the reprogram request within six seconds you hear a low pitched alert tone and the display shows No acknowledge Try again or press to cancel and return to the Home screen 6 2 5 2 Classification of Regrouped Radios The dispatcher can classify regrouped radios into Se...
Page 55: ... be in Dynamic Zone in order to perform this operation Procedure 1 or to ZnPr Press the Menu Select button directly below ZnPr to enter Program Zone screen 2 Press the Menu Select button directly below Edit The display shows Search Options screen 3 or to List Selection Press the Menu Select button directly below Sel The display shows Select Zone screen 4 or to the required zone Press the Menu Sele...
Page 56: ...ource radio NOTICE This feature is applicable for Full Keypad models and Limited Keypad models 6 2 7 1 Cloning Zones Procedure 1 On the source radio press the Menu Select button directly below Clon 2 Press the Menu Select button directly below Sel to select source zone 3 When connecting to the target radio one of the following scenarios occurs If the radio is compatible the radio displays Target r...
Page 57: ...D number that you use to initiate a call Contact entries are alphabetically sorted according to entry alias Each alias can have up to five IDs of different call types associated with it Also each entry depending on context conventional trunking or phone associates with one or more of the following types of calls Phone Call Private Call Selective Call Call Alert Each entry within Contacts contains ...
Page 58: ... The entries are alphabetically sorted 2 or to the entry you want to add and press the Menu Select button directly below Optn 3 or to Add to CallLst and press the Menu Select button directly below Sel 4 Perform one of the following actions or to the required Call List and press the Menu Select button directly below Add to add to the Call List or to Cncl to cancel and return to the main screen of C...
Page 59: ...or the current channel group Your radio supports different types of Scan Lists Trunking Priority Monitor Scan List Conventional Scan List Talkgroup Scan List Refer to a qualified radio technician for the maximum number of Scan Lists can be preprogrammed in your radio 6 4 1 Intelligent Priority Scan Intelligent Priority Scan feature allows you to add or delete conventional channels and trunking tal...
Page 60: ...epeat step 3 Otherwise proceed to the next step or to the desired channel Use the 16 Position Select knob to select the channel 5 Perform one of the following actions Move the Scan List Programming switch out of programming position Press to exit scan list programming and return to the Home screen See Viewing and Changing the Priority Status on page 61 for more information on how to add and or cha...
Page 61: ...tes that the current channel is in the scan list as the Priority One channel The LED rapidly blinks green You hear all traffic on the Priority One channel regardless of traffic on non priority channels A Priority Two Channel Scan icon indicates that the current channel is in the scan list as the Priority Two channel The LED blinks green No icon indicates that the current channel is deleted from th...
Page 62: ...ted transmit channel Procedure When the radio is locked onto the channel to be deleted perform one of the following actions Press the preprogrammed Nuisance Delete button or to Nuis and press the Menu Select button directly below Nuis The radio continues scanning the remaining channels in the list 6 5 4 Restoring a Nuisance Channel Procedure To restore the deleted nuisance channel perform one of t...
Page 63: ... call alert page using the preprogrammed Quick Access One Touch Call Alert Paging button a Press the preprogrammed Quick Access One Touch Call Alert Paging button to send a page to the preprogrammed ID The display shows Paging Number If the call alert page is sent successfully you hear a tone and the display shows Ack received The radio returns to the Home screen If the call alert page is not ackn...
Page 64: ...reen of Contacts 6 7 Emergency Operation The Emergency feature is used to indicate a critical situation An emergency signal overrides any other communication over the selected channel Your radio supports the following Emergency modes Emergency Alarm Emergency Call Emergency Alarm with Emergency Call Silent Emergency Alarm One channel supports only one Emergency mode The radio responds differently ...
Page 65: ...the radio from being turned off when it is in Emergency mode If this feature is enabled you are required to exit Emergency mode before turning off your radio 6 7 3 Exiting Emergency Operation The dispatch console that supports this feature can be programmed to clear the emergency state of the radio Check with your dealer or system administrator for more information on dispatch console supporting t...
Page 66: ...rgency is 50 milliseconds This timer is programmable from 50 6200 milliseconds by a qualified technician Procedure Press the preprogrammed Emergency button One of the following scenarios occurs The display shows Emergency on the current zone and channel You hear a short medium pitched tone and the LED blinks red momentarily The radio sounds a short low pitched tone to indicate that the selected ch...
Page 67: ...plies to the first voice transmission from your radio during the Emergency call For subsequent transmissions in the same Emergency call you must press the PTT button Follow the procedure to send Emergency Call with hot mic on your radio Procedure 1 Press the preprogrammed Emergency button One of the following scenarios occurs The display shows Emergency on the current zone and channel A tone sound...
Page 68: ... to send an Emergency Alarm and Call with hot mic to a group of radios When and where to use Your radio must be programmed for this type of operation Follow the procedure to send Emergency Alarms and Call with hot mic on your radio Procedure 1 Press the preprogrammed Emergency button If successful the display shows Emergency on the current zone and channel A tone sounds and the LED blinks red mome...
Page 69: ...y BTLE signals and other Emergency information to nearby radios Contact your system administrator for more information 6 7 11 1 Sending and Receiving Emergency Find Me Beacon Procedure 1 Press the pre programmed Emergency button to transmit the EFM beacon The receiving radio displays Beacon RX and the transmitting radio Contact ID or alias on the radio display In the case of multiple radios transm...
Page 70: ...reground zone channel If the Fireground Zone Channel is set as default but you hear a short low pitched tone the display shows Reg failed to indicate that the command terminal does not respond to Fireground Zone Channel Get a qualified technician for assistance If your home channel is not Fireground Zone Channel toggle or change the radio zone channel to Fireground Zone Channel If you are entering...
Page 71: ...our radio sounds the audible response at the profile maximum alert tone volume level The display shows the configurable programmed alert text and intelligent lighting Procedure 1 Perform one of the following actions Press the radio Top Side button Press the RSM Side Button 1 if the radio is connected to RSM Press the PTT button PTT button must be configured in CPS to enable this function The radio...
Page 72: ...rgency operation The Emergency feature must be programmed for Man Down to operate Your radio activates the Man Down feature when it achieves or exceeds a tilt angle threshold or a combination of the angle threshold and radio motion below the motion sensitivity level The radio must stay in this condition for a programmed period before the Emergency Alarm or Call is activated NOTICE Because Man Down...
Page 73: ... least five seconds 2 Lay the radio down in a horizontal position The radio plays an alert tone and the display shows Man Down Postrequisites If Man Down is configured but the condition does not trigger the activation of the feature send the radio to a qualified technician 6 10 3 Exiting Man Down Procedure To exit Man Down mode press Clr 6 10 4 Re Initiating Man Down Procedure To re initiate Man D...
Page 74: ...os occur In ARS Server Mode the display shows the zone and ARS server channel In ARS Non Server Mode the display shows the zone and ARS non server channel If the channel or mode selected is unprogrammed the display shows Unprogrammed 6 11 2 User Login Feature This feature allows you to take on a friendly username for Example Text Messaging Service You can still send text messages without logging i...
Page 75: ...onfirmation screen If the login process is successful the display shows the successful user login indicator IP indicator icon and Logged in with Logt and Exit NOTICE To cancel the login process and return to the initial user login screen press the Menu Select button directly below Cncl 6 11 2 2 Logging Out Prerequisites When you have logged in or you are using Offline mode you can log out When and...
Page 76: ...of the following actions To access this feature using the preprogrammed button press the preprogrammed Quick Text button and proceed to step 4 To access this feature using the menu proceed to the next step 2 or to TMS and press the Menu Select button directly below TMS to access the TMS feature screen 3 Perform one of the following actions or to Compose and press the Menu Select button directly be...
Page 77: ...abel bar 6 12 2 2 Removing a Priority Status from a Text Message Procedure 1 Press the Menu Select button directly below Optn 2 or to Mark as Normal and press the Menu Select button directly below Sel to remove the priority status from the message The display shows the normal message icon on the label bar 6 12 2 3 Appending a Request Reply to a Text Message Procedure 1 Press the Menu Select button...
Page 78: ...ssage When and where to use NOTICE When you receive a message that is flagged with the Request Reply icon you must manually respond to the sender that you have received the message The system will not automatically send a notification to acknowledge that the message was received Procedure Do one of the following to receive a text message You can use the options interchangeably depending on your pr...
Page 79: ...e previous screen NOTICE The icon at the top right corner of the screen indicates the status of the message See Text Messaging Service TMS Indicators on page 35 for more information 6 12 2 9 Replying to a Received Text Message When and where to use NOTICE The original date and time stamp address and message content is automatically appended to the reply message Procedure 1 or to the required alias...
Page 80: ...n the view message screen press the Menu Select button directly below Optn Del or Back to access the option Select Optn to configure the message settings Select Del to delete the message Select Back to return to the previous screen NOTICE The icon at the top right corner of the screen indicates the status of the message See Text Messaging Service TMS Indicators on page 35 for more information 6 12...
Page 81: ...rectly from your data enabled Motorola Solutions two way radios Federal mandate requires Two Factor Authentication when querying Federal and State databases With Query and Two Factor Authentication you can use a secure system logon to initiate and receive key information on people vehicles and properties during security patrol You can access local or external databases such as the National Crime I...
Page 82: ... scroll rate Press the Menu Select button directly below Sel to select the predefined username If the selected predefined username has more than the maximum allowed characters or an invalid character in it the display shows momentary Invalid ID 3 For radio enabled with Unit ID perform one of the following actions or to UnitID Entry and press the Menu Select button directly below Edit A blinking cu...
Page 83: ...No to keep your private data If you select Yes the display shows momentary Private data cleared 6 13 2 Sending a Query Prerequisites This feature is available for radio users who have successfully logged in with the Two Factor Authentication Query is a special form of Quick Text marked with a flag that is replied or dispatched in normal TMS message The query template needs to be configured in the ...
Page 84: ...message is sent you hear a tone and the display shows Msg sent If the message is not sent you hear a low tone the display shows Send failed and returns to the main TMS screen NOTICE The server responds to your query with the required report in text messages You can append a priority status and or a request reply to your message See Priority Status and Request Reply of a New Text Message on page 77...
Page 85: ...ss the PTT button you hear an invalid mode tone and the display shows Secure TX only The radio does not transmit until you set the Secure Clear switch to the secure position You can request to configure the radio to ignore the clear voice or insecured transmission when the radio is in secured transmission Check with your agent for details If the Ignore Secure Clear Switch when Strapped programming...
Page 86: ...amic regrouping failsoft or emergency talkgroup You can have operator selectable key erasure 6 14 3 3 Selecting Encryption Keys Procedure 1 or to Key 2 Press the Menu Select button directly below Key The display shows the last user selected and stored encryption key and the available menu selections If the Multi system Over the Air Rekeying feature is in use the list of keys displayed is only for ...
Page 87: ...ng on your preference and the programmed functions If the Multi system Over the Air Rekeying feature is in use the keys erased are only for the current secure profile of the selected channel The erase all menu operates as configured by the dealer or system administrator Erasing all keys using the Top Orange button and the Top Side Select button erases all keys in all keylists in the radio Procedur...
Page 88: ...mergency button to exit the feature and transmit in normal mode If the rekey operation fails you hear a bad key tone and the display shows Rekey fail NOTICE The rekey operation failure indicates that your radio does not contain the UKEK or USK 6 14 3 7 MDC OTAR Conventional Only This feature allows you to view or define the Motorola Data Communications MDC Over the Air Rekeying OTAR features It is...
Page 89: ...ys in this state regardless of its power changes NOTICE If the radio has Inter system roaming capability the system administrator is able to put the radio into a non functional state when the missing radio roams to another system The radio can only be uninhibited by receiving an uninhibited command from the system administrator 6 16 Global Positioning System Global Navigation Satellite System The ...
Page 90: ...coordinates also known as waypoints When the memory is full the next waypoints automatically replaces the oldest waypoints in the radio The radio also stores four preprogrammed waypoints These coordinates cannot be deleted The following table shows the differences between programmable waypoints and preprogrammed waypoints Programmable Waypoints Preprogrammed Waypoints User configurable location co...
Page 91: ... front display shows the MGRS or latitude longitude location time and date of the last successful location fix 4 To obtain a new location fix press the Menu Select button directly below Rfsh The top line temporarily displays Please wait while the new location is being determined While the new location is being determined the location signal can be a solid or blinking icon Once the location coordin...
Page 92: ...on directly below Sel and proceed to step 5 3 Press the Menu Select button directly below Ok once you are done One of the following scenarios occur The display shows Current loc saved as Waypoint name The display shows Current loc saved as Home The display shows Current loc saved as Destination 4 To return to the Home screen press the PTT button the preprogrammed GPS button or the Menu Select butt...
Page 93: ... screen The display shows Waypoint name deleted 6 16 10 Deleting All Saved Waypoints Prerequisites Ensure your radio shows the current location on the screen When and where to use NOTICE You cannot delete any of the preprogrammed waypoints Procedure 1 Press the Menu Select button directly below Optn 2 or to Waypoints and press the Menu Select button directly below Sel The display shows a list of w...
Page 94: ...ventional This feature is only available for radio to radio voice transmissions dispatch call and selective call Both the transmitting radio and receiving radio must be configured to enable them to send and receive the GPS coordinates NOTICE If the receiving radio is operating in a Mixed Mode channel only if its voice transmission is through conventional ASTRO system then the radio can receive the...
Page 95: ...annel with matching Talkgroup ID and trunk system ID the radio display shows the channel alias of DYNAMIC talkgroup Once the radio is connected you hear a dynamic regroup tone the radio display shows DYNAMIC channel with temporary green color intelligent backlight and you hear a Voice Announcement NOTICE When the radio loses the GPS signal the GPS icon blinks and the radio sounds two high pitched ...
Page 96: ...are configured in the radio The VA can be programmed to alert continuously or momentarily If Site Selectable Alert SSA is enabled the radio mutes any alert that is received when entering the Geofence area and unmutes when exiting 6 17 4 Mission Critical Geofence Exit When the radio exits the Geofence area the radio reverts to the original transmit power level intelligent lighting channel or newly ...
Page 97: ...below the quality threshold In addition a radio operating on a lower priority broadband connection returns to the higher priority or quality connection while idle on SmartConnect NOTICE This feature must be preprogrammed by a qualified radio technician Contact your system administrator for more information Your radio can connect through a fixed Wi Fi access point in buildings or in vehicle Broadba...
Page 98: ... 6 18 6 Viewing the Current Site Procedure Perform one of the following actions Press the preprogrammed Site Displ Srch button or to RSSI and press the Menu Select button directly below RSSI The display shows momentarily the name of the current site and its corresponding received RSSI 6 18 7 Changing the Current Site Procedure Perform one of the following actions Press and hold down the preprogram...
Page 99: ...ooth on failed c To return to the Home screen press the Menu Select button directly below Exit Turning on the Bluetooth using the preprogrammed button a Press the preprogrammed button to turn on the Bluetooth You hear a short medium pitched tone The display shows momentary Bluetooth on and appears If Bluetooth fails to launch the display shows Bluetooth on failed 6 19 2 Turning Off the Bluetooth W...
Page 100: ...osition the accessory and radio closer to each other within the 10 meter defined range to re establish clear audio reception NOTICE Once a COTS headset is paired to your radio it is always connected Therefore the battery life of the accessory is aligned with the Talk Time power consumption not the Standby Time consumption Procedure Turn on the accessory Then place it close to the radio aligning th...
Page 101: ...hows Searching for BT devices followed by the names of Bluetooth devices found if any When the search timer expires Available Dev screen shows a list of Bluetooth devices found To stop the search before the search timer expires press the preprogrammed Bluetooth Search button or the Menu Select button below Stop If the feature fails to initiate the radio sounds a short low pitched tone The screen s...
Page 102: ...s a pairing request from other device the display shows Device Friendly Name pair request Procedure Press the Menu Select button below Ok to accept or Cncl to refuse pairing request 6 19 4 4 Turning Off Bluetooth Visibility Prerequisites Ensure that Bluetooth Visibility is turned on When and where to use The following methods are options on how to turn off Bluetooth visibility The result of all th...
Page 103: ...e screen If you choose to accept the pairing process the display shows Compare PIN XXXXXX If you choose to reject the pairing process the display shows Cancel pairing in progress followed by Device Friendly Name pair canceled and return to Home screen 2 Perform one of the following actions when the display shows Compare PIN XXXXXX Press the Menu Select button below Ok if the PIN is correct Press t...
Page 104: ...u Select button below Cncl If successful the display shows Pairing in progress Device Friendly Name paired Connecting in progress followed by Device Friendly Name connected The display returns to the Bluetooth feature screen If unsuccessful one of the following scenarios will occur The display shows Device Friendly Name pair failed if the PIN numbers are different Device Friendly Name connect fail...
Page 105: ... the Bluetooth feature screen b or to Bluetooth spkr and press the Menu Select button directly below Off The display shows Off c To return to the Home screen press the Menu Select button directly below Exit Turning off the Bluetooth audio using the preprogrammed button a To route the audio routing from the headset to the radio press the preprogrammed button You hear a short medium pitched tone The...
Page 106: ...ow pitched tone The display shows Device Friendly Name clear failed The display returns to previous screen Postrequisites NOTICE If Re Pair Timer is set to infinite and you clear keys on the radio you must clear keys on all previously paired devices as well Please see your Accessories manual for further details 6 19 10 Clearing All Bluetooth Devices Information When and where to use Do one of the ...
Page 107: ... to the handheld If the connecting process is successful you hear an incremental pitched tone The display shows Device Friendly Name connected and the Bluetooth icon turns from to If unsuccessful one of the following scenarios occur You hear a short low pitched tone and the display shows Bluetooth pairing failed if pairing fails You hear a decremental pitched tone and the display shows Device Frie...
Page 108: ...ched events 6 19 12 2 Weapon Fired Sensor The feature allows the radio to send an over the air OTA notification when a weapon enabled with the sensor is fired The event is immediately sent to the system to alert the dispatcher of the weapon fired incident 6 19 12 3 Vest Pierced Sensor Vest Pierced sensor is located inside a bulletproof vest The sensor reports an event to the radio when the vest is...
Page 109: ...sor Off While in this state no events is reported over the air OTA regardless of how many times the gun is drawn re inserted or weapon is fired The radio generates a bad key tone if the sensor is not allowed to be disabled or there is no sensor connected to the radio when the preprogrammed button or menu select button is pressed 2 Long press the preprogrammed Sensor button or the preprogrammed Men...
Page 110: ...the upgrade at a convenient time when immediate radio use is not required If you choose to delay a configuration data upgrade is installed automatically at the next power up However in the case of a firmware upgrade the radio prompts Upgrade again at the next power up If you choose to reject the display shows Upg Aborted The radio continues to function with the current configuration until it gets ...
Page 111: ...t button directly below Send The display shows Sending req If radio is out of range roaming to a foreign system or in a failsoft situation the display shows Req failed If the request is successful the display shows Req successful If the site is not available the display shows Site Alias not available If the site does not exist the display shows Site Alias does not exist 6 To return to the Home scr...
Page 112: ...e Alert screen 3 or to Start Alert and press the Menu Select button directly below Sel The display shows the Select Site screen 4 or to All Avail and press the Menu Select button directly below Sel The display shows the Select Alert screen 5 or to select the desired Alert Alias and press the Menu Select button directly below Send The display shows Sending req If radio is out of range roaming to a ...
Page 113: ...Procedure 1 or to SSA 2 Press the Menu Select button directly below SSA The display shows the Site Alert screen 3 or to Stop Alert and press the Menu Select button directly below Sel The display shows the Select Site screen 4 or to All Sites and press the Menu Select button directly below Send The display shows Sending req If radio is out of range roaming to a foreign system or in a failsoft situa...
Page 114: ... on your preference and the programmed functions Procedure Turning Wi Fi on or off using the preprogrammed button a To toggle the Wi Fi on or off press the preprogrammed Wi Fi button This button must be preprogrammed by a qualified radio technician Check with your dealer or system administrator for more information Turning Wi Fi on or off using the radio menu button a or to WiFi and press the Menu...
Page 115: ...ibed next Searching Looking for available Wi Fi networks that have been preprogrammed into the radio Connecting In the process of connecting to a found Wi Fi network Connected Connected to one of the preprogrammed Wi Fi networks No Service No available networks or connection with one of the networks failed If the radio is Wi Fi connected you see a Wi Fi signal strength indicator on the front displ...
Page 116: ...he feature inactivity timer is enabled when the radio is left idle and the timer expires You will hear the Menu Inactive Exit Tone upon feature exit 6 24 2 Using the Flip Display When and where to use This feature allows you to flip the content of the top display upside down It is particularly useful when you would like to read the top display while the radio is still in the carry holder attached ...
Page 117: ...Level switch a Use the preprogrammed Transmit Power Level switch to toggle the power level between low and high power Selecting the Power Level using the radio menu a or to Pwr b Press the Menu Select button directly below Pwr The display shows Low power and the low power icon or the display shows High power and the high power icon 6 24 5 Selecting a Radio Profile When and where to use This featur...
Page 118: ... or third zone in an EZB This feature allows user to navigate from up to 75 zones in 25 EZBs NOTICE The Zone Select feature must to be preprogrammed to the 3 position A B C switch while the Enhanced Zone Bank feature must be preprogrammed to any side button or Top Orange button before you can use this feature Procedure 1 Press the preprogrammed EZB Up or EZB Down button to scroll the EZB up or dow...
Page 119: ... operate in non NVG compatible display mode might injure your eyes Accessory connected to the radio that is in NVG display mode such as Display Remote Speaker Microphone DRSM has its backlight always in off state Intelligent lighting indicators TX LED and RX LED are all disabled on both the radio and the connected accessory when the radio is in NVG display mode NOTICE Get familiar with your radio ...
Page 120: ...tion buttons and controls if needed Procedure Turning the tones on or off using the preprogrammed Mute button a To turn the tones off or on press the preprogrammed Mute button Turning the tones on or off using the radio menu a or to Mute b Press the Menu Select button directly below Mute The display shows momentary Tones off indicating that the tones are disabled or the display shows momentary Ton...
Page 121: ...an NOTICE You hear a brief low pitched warning tone four seconds before the transmission times out Procedure 1 Hold down the PTT button longer than the preprogrammed time You hear a continuous talk prohibit tone The transmission is cut off and the LED goes out 2 Release the PTT button The timer resets 3 To re transmit press the PTT button The time out timer restarts and the LED lights up solid red...
Page 122: ...alls with low signal strength or channels that have a higher than normal background noise Analog Options Tone Private Line Digital Private Line and carrier squelch is available preprogrammed per channel Option Result Carrier squelch You hear all traffic on a channel Tone Private Line or Digital Private Line The radio responds only to your messages Digital Options One or more of the following optio...
Page 123: ...ht characters The ID number of your radio is also automatically sent every time you press the PTT button This feature is preprogramed per channel For digital voice transmissions the ID of your radio is sent continuously during the voice message 6 24 17 Smart PTT Conventional Only Smart PTT is a per personality programmable feature used to keep radio users from talking over other radio conversation...
Page 124: ...button NOTICE If the user has disabled TX Inhibit using the menu and then moves the switch to the position where TX Inhibit is enabled the new value overwrites the menu value The display shows Tx inhibit on You hear a sequence of short low high tones to indicate transmission is inhibited Pressing PTT triggers the radio sounds a constant short low pitched tone reject tone NOTICE The status of the T...
Page 125: ...press the Menu Select button directly below Exit Recent calls are lost after radio power cycle if the calls are not saved Playback the saved calls using the radio menu a Press the Menu Select button directly below Rcnt b or to Saved Convs and press the Menu Select button directly below Sel to view the recent conversations c or to the required call and press the Menu Select button directly below Pl...
Page 126: ...g call Playback can be halted by any tone and button press except for specific buttons Check with your dealer or system administrator for more information 6 24 20 General Radio Information Use this menu item to view the general information of your radio The available information are Radio Information IP Display Control Assignments Soft ID if enabled 6 24 20 1 Accessing the Radio Information When a...
Page 127: ...the device name IP address and status of your radio NOTICE The device name of your radio is preprogrammed Check with your dealer or system administrator for more information Procedure 1 Perform one of the following actions Press the preprogrammed Info button or to Info and press the Menu Select button directly below Info 2 or to IP Info and press the Menu Select button directly below Sel The displ...
Page 128: ... press the Menu Select button directly below Info 2 or to Control map and press the Menu Select button directly below Sel The display shows the Control Map screen 3 Perform one of the following actions or to scroll through the various information Press the Menu Select button directly below Back to return to the previous screen Press to return to the Home screen MN004476A01 AE Chapter 6 Advanced Fe...
Page 129: ...models and or bandsplits Refer to the radio price pages for a list of FCC certified accessories or contact your sales representative for accessory compatibility Visit http www motorolasolutions com to know more about the accessories supported by this radio MN004476A01 AE Accessories 129 ...
Page 130: ...sion of Motorola Solutions Inc Furthermore the purchase of Motorola Solutions products shall not be deemed to grant either directly or by implication estoppel or otherwise any license under the copyrights patents or patent applications of Motorola Solutions except for the normal non exclusive royalty free license to use that arises by operation of law in the sale of a product Disclaimer Please not...
Page 131: ...se undesired operation NOTICE This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules and Industry Canada license exempt RSS standard These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy an...
Page 132: ... should be so chosen that the equivalent isotropically radiated power e i r p is not more than that necessary for successful communication This radio transmitter is approved by Industry Canada to operate with a Motorola Solutions approved antenna with the maximum permissible gain and required antenna impedance for each antenna type indicated Antenna types not included in this list having a gain gr...
Page 133: ...ate the number of persons on board and the number needing medical attention if any 8 Mention any other information that would be helpful to responders such as type of vessel vessel length and or tonnage hull color etc 9 OVER 10 Wait for a response 11 If you do not receive an immediate response remain by the radio and repeat the transmission at intervals until you receive a response Be prepared to ...
Page 134: ...ncy MHz Transmit Receive 1 156 050 160 650 2 156 100 160 700 156 150 160 750 4 156 200 160 800 5 156 250 160 850 6 156 300 7 156 350 160 950 8 156 400 9 156 450 156 450 10 156 500 156 500 11 156 550 156 550 12 156 600 156 600 13 156 650 156 650 14 156 700 156 700 15 156 750 156 750 16 156 800 156 800 17 156 850 156 850 18 156 900 161 500 19 156 950 161 550 20 157 000 161 600 157 050 161 650 22 157...
Page 135: ...1 525 79 156 975 161 575 80 157 025 161 625 157 075 161 675 157 125 161 725 157 175 161 775 84 157 225 161 825 85 157 275 161 875 86 157 325 161 925 87 157 375 161 975 88 157 425 162 025 NOTICE Simplex channels 3 21 23 61 64 81 82 and 83 cannot be lawfully used by the general public in US waters Low power 1 W only Guard band NOTICE A in the Receive column indicates that the channel is transmit onl...
Page 136: ...ation for maritime use when it operates on the distress and safety frequencies specified in RSS 182 Section 7 3 Technical Parameters for Interfacing External Data Sources RS232 USB SB9600 Input Voltage Volts Peak to peak 18 V 3 6 V 5 V Max Data Rate 115 Kbps 12 Mbps 9 6 Kbps Impedance 5000 Ω 90 Ω 120 Ω MN004476A01 AE Maritime Radio Use in the VHF Frequency Range 136 ...
Page 137: ...s to this warranty unless made in writing and signed by an officer of MOTOROLA SOLUTIONS Unless made in a separate agreement between MOTOROLA SOLUTIONS and the original end user purchaser MOTOROLA SOLUTIONS does not warrant the installation maintenance or service of the Product MOTOROLA SOLUTIONS cannot be responsible in any way for any ancillary equipment not furnished by MOTOROLA SOLUTIONS which...
Page 138: ... THE FULL EXTENT SUCH MAY BE DISCLAIMED BY LAW III STATE LAW RIGHTS SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LIMITATION ON HOW LONG AN IMPLIED WARRANTY LASTS SO THE ABOVE LIMITATION OR EXCLUSIONS MAY NOT APPLY This warranty gives specific legal rights and there may be other rights which may vary from state to state IV HOW TO GET WARRANTY SERVIC...
Page 139: ...ely to become the subject of a claim of infringement of a United States patent that such purchaser will permit MOTOROLA SOLUTIONS at its option and expense either to procure for such purchaser the right to continue using the Product or parts or to replace or modify the same so that it becomes non infringing or to grant such purchaser a credit for the Product or parts as depreciated and accept its ...
Page 140: ...ure and compensation for any other reasonably foreseeable loss or damage You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure Motorola Solutions Australia s limited warranty above is in addition to any rights and remedies you may have under the Australian Consumer Law If you have any queries pl...
Page 141: ...ist Bluetooth Bluetooth is an open wireless technology standard for exchanging data over short distances from fixed and mobile devices with high levels of security Bluetooth Pairing Bluetooth pairing occurs when two bluetooth devices exchanged a passkey to form a paired Bluetooth wireless connection Call Alert Privately paging an individual by sending an audible tone Carrier Squelch Feature that r...
Page 142: ...isplay Digital Private Line DPL A type of digital communications that utilizes privacy call as well as memory channel and busy channel lock out to enhance communication efficiency Digital Signal An RF signal that has a pulsed or discrete nature rather than a continuous nature Dispatcher An individual who has radio system management duties and responsibilities Digital Signal Processor A microcontro...
Page 143: ...through the liquid causes the crystals to align so that light cannot pass through them Light Emitting Diode LED An electronic device that lights up when current is passed through it Li Ion Lithium ion Man Down A life saving feature that senses the radio user may be in trouble by monitoring the whether the radio is in a vertical or horizontal position or whether the radio is motionless When this fe...
Page 144: ...on a preprogrammed emergency channel The emergency alarm is sent out on this same channel OCW Operation Critical Wireless Over The Air Rekeying Allows the dispatcher to remotely reprogram the encryption keys in the radio Page A one way alert with audio and or display messages Personality A set of unique features specific to a radio PIN Personal Identification Number Preprogrammed A software featur...
Page 145: ...kgroup Squelch Muting of audio circuits when received signal levels fall below a pre determined value With carrier squelch all channel activity that exceeds the preset squelch level can be heard Synchronous Serial Interface SSI DSP interface to peripherals that consists of a clock signal line a frame synchronization signal line and a data line Standby An operating condition whereby the radio s spe...
Page 146: ...hadow key UTC Coordinated Universal Time The international time standard formerly Greenwich Mean Time or GMT Zero hours UTC is midnight in Greenwich England which is located at 0 degrees longitude Everything east of Greenwich up to 180 degrees is later in time everything west is earlier There are 42 time authorities around the world that are constantly synchronizing with each other Abbreviated as ...
