Midland Radio T20 Two way radio User Manual T200 User interface definition V2 0

Midland Radio Corporation Two way radio T200 User interface definition V2 0

user manual

Midland Radio Corporation T20 FRS portable transceiver User interface Definition Revision History Version Description Date Author 1.0 Release 16FEB18 R Hollis 2.0 Added Weather mode activation; Changed product name from T200 to T20. 19FEB18 R. Hollis
T20 User Interface Definition V2-0 Page 2 of 10 T20 User interface definition The T20 portable transceiver user interface will consist of a 19mm x 13mm (active area) LCD display and 5 silicon rubber pushbuttons. The user will use the keypad and LCD to access all of the radio functions, set or change operation parameters and to operate the radio. Keypad The keypad will consist of the following 5 keys: Function Key Single press Long press (3 seconds) Menu Menu select Power • Power on/off (toggle function – if power is on, the unit will turn off. If power is off, unit will turn on.) MONSCAN SCAN • Scan function on/off (toggle function) MON • Monitor function on/off (toggle function) Down ARROW • In standby, receive or weather mode, this button adjusts volume down. • In menu mode (FRS and weather), this button moves the user down through feature selections. LOCK • Locks and unlocks the keypad functions. (toggle function) CALL Up arrow • In standby, receive or weather mode, this button adjusts volume up. • In menu mode (FRS and weather), this button moves the user up through feature selections. CALL • Causes radio to transmit call tone on selected channel. PTT Push to talk • Press and hold the PTT button to transmit. • In menu mode a single push of the PTT button will save the current setting and exit menu mode. There is NO long press function for the PTT button. Midland Radio Corporation
T20 User Interface Definition V2-0 Page 3 of 10 Display The radio will have an LCD for displaying user information as follows: T20 LCD LCD segment description Large 7-segment – 2 digits Channel number Small 7 segment – 2 digits CTCSS code VOX Voice Activated microphone indicator Indicates locked keypad. (PTT still active) Indicates weather radio mode. Flashing if weather alert is active. RX Active when radio is receiving TX Active when radio is transmitting Battery level indicator Modes of operation The radio has 5 modes of operation when the unit is powered on. 1. Standby In Standby Mode, the radio is monitoring the current selected channel and will switch to Receive mode if activity is detected. Midland Radio Corporation
T20 User Interface Definition V2-0 Page 4 of 10 2. Receive In receive mode, the radio has detected activity on the current selected channel and that activity will be heard by the user on the speaker. 3. Transmit In transmit mode, any audio picked up by the microphone will be broadcast on the current selected channel. Transmit mode is entered one of 2 ways: a. When the user presses the PTT button. The radio will stay in transmit mode as long as the PTT button is depressed or until 180 seconds has elapsed. (Releasing the PTT will restart the 180 second timeout.) b. If VOX is turned on, any audio detected by the microphone will be broadcast. 4. Scan In scan mode, the radio will scan all channels (1 – 22) for activity. 5. Weather In weather mode, the radio will monitor a user selected NOAA weather channel (1-10). If weather alerts are turned on, the radio will periodically check for a weather alert tone (on the selected channel) and automatically switch to Weather mode if an alert tone is detected. BATTERY LEVEL INDICATION • The radio will have a BATTERY LEVEL METER that shows the battery power level. The greater the number of bars visible, the stronger the battery level. o 3 Bars = Full Battery o 2 Bars = 2/3 Battery o 1 Bar = 1/3 Battery o No bar = battery low (Flashing) • The BATTERY LEVEL METER is visible at all times while the radio is powered on. (Actual trigger voltages for these 4 levels will be defined in the T200 technical specification.) Midland Radio Corporation
T20 User Interface Definition V2-0 Page 5 of 10 User operation: POWER ON/OFF Press and hold the MENU/POWER button for 3 seconds to turn the radio on/off. During Power On, the radio will beep once. • The LCD will display all icons for 1 second and the LCD display will indicate the last channel selected. • After 1 second, the display will show icons based on the last saved settings. (example shows channel 12 with CTCSS of 3, no VOX, no weather alert) Note that a leading 0 is displayed as a single bar. (segment “d”) Volume up/down To increase/decrease the volume level, press and release the ^/CALL or v/LOCK buttons during RX or STANDBY mode • The LCD will display Vo on the channel digits and the volume level on the CTCSS digits. The volume level will increment or decrement as the ^/CALL and v/LOCK keys are pressed. Transmitting and receiving To TRANSMITT • Press and hold the PTT button. The TX icon will appear continuously on the LCD display while transmitting. Transmitting, channel 2, no CTCSS. Midland Radio Corporation
T20 User Interface Definition V2-0 Page 6 of 10 To RECEIVE • The radio is ready to receive any time the PTT button IS NOT pressed. The RX icon will appear on the display when the radio is receiving a transmission. The RX icon will go off when there is no receive signal. Recieving, channel 2, no CTCSS. MONITOR • Press and hold the MON/SCAN button for 3 seconds to enter and exit Monitor Mode The RX icon will be shown constantly while in Monitor mode even when there is no channel activity. SCAN • Press and release the MON/SCAN button to enter and exit scan mode. • The radio will scan each of the 22 channels at a 1/3 second rate and stop on any active channel for 6 seconds before resuming scan. • If the PTT button is pressed to transmit on any channel, the scanning function will stop and remain on that channel. Midland Radio Corporation
T20 User Interface Definition V2-0 Page 7 of 10 SCAN….continued • If the ^/CALL or v/LOCK button is pressed while the radio is scanning, the scan direction will change to increasing or decreasing corresponding to which key is pressed. • If CTCSS is currently set for any channel, that channel will be scanned with the CTCSS code as set. • To resume scanning, press and release the MON/SCAN button. CALL • To send a call alert, press and hold the ^/CALL button for 3 seconds. The TX icon will appear while transmitting a call alert. • The call tone will be heard on the speaker for confirmation. KEYPAD LOCK • To lock the keypad, press and hold the v/LOCK button for 3 seconds. • To unlock the keypad, press and hold the v/LOCK button for 3 seconds. The LOCK icon will appear on the display when the keypad is locked. • PTT and CALL buttons will still be active. Midland Radio Corporation
T20 User Interface Definition V2-0 Page 8 of 10 Weather mode To enter Weather mode, press and hold both the MON/SCAN and ^/CALL buttons at the same time for 3 seconds. After 3 seconds, the radio will enter Weather mode and monitor the last channel set by the user. RX is only active if the selected channel has an audio signal present. Press PTT to return to the FRS radio function. Midland Radio Corporation
T20 User Interface Definition V2-0 Page 9 of 10 Feature select flowchart MENU key operation from FRS Standby mode Standby modeSelect channelVOX On/OffMENU pressSelect CTCSSMENU pressMENU pressSet Roger beepMENU pressSet Silent modeMENU pressMENU pressDuring feature selection, the MON/SCAN key is inactive.Channel number will flash and will increment or decrement when ^/CALL or v/LOCK are pressed.CTCSS number will will flash and will increment or decrement when ^/CALL or v/LOCK are pressed.CTCSS number will flash and increment or decrement from oF to 38 when^/CALL or v/LOCK are pressed.Leading zeros will be shown as the bottom segment of the digit.Range of channels is 1 to 22.VOX icon will be on. Smaller 7-segment digits will flash and alternate between oF and on as ^/CALL or v/LOCK are pressed.Large 7-segment display will show “rb”. Smaller 7-segment digits will flash and alternate between oF and on as ^/CALL or v/LOCK are pressed.Large 7-segment display will show “bP”. Smaller 7-segment digits will flash and alternate between oF and on as ^/CALL or v/LOCK are pressed. Midland Radio Corporation
T20 User Interface Definition V2-0 Page 10 of 10 MENU key operation from Weather mode Weather modeSelect channelMENU pressSelect Weather alert ON/OFFMENU pressMENU pressPTT press or4 sec timeout will store current settingChannel number will flash and will increment or decrement when ^/CALL or v/LOCK are pressed.Small 7-segment display will alternate between oF and on when ^/CALL or v/LOCK are pressed.Range of channels is 1 to 10.Leading zero is displayed. The weather icon wil flash in all modes when weather alerts are “on”. Midland Radio Corporation
FCC Warning Operation is subject to the following two conditions: (1) This device may not cause interference, and (2) This device must accept any interference, including interference that may cause undesired operation of the device. RF Exposure complianceStatement and operating instructions The device has been tested against the SAR limit (1.6W/kg). The highest SAR value reported under this standard during product certification for use at the Face up is 0. W/kg and when properly worn on the body is 0.117W/kg. This device was tested for typical operations. The device only supports simplex-mode and transmitting is no more than the rated duty cycle factor of 50% of the time. For hand-held operation, the radio should be held at least 25mm from the user's face. The use of belt clips, holsters and similar accessories should not contain metallic components in its assembly. The use of accessories that do not satisfy these requirements may not comply with RF exposure requirements, and should be avoided. Use only the supplied or an approved antenna. 067Channel List Channel Frequency Model Channel Frequency Model 1 462.5625 FRS 12 467.6625 FRS 2 462.5875 FRS 13 467.6875 FRS 3 462.6125 FRS 14 467.7125 FRS 4 462.6375 FRS 15 462.5500 FRS 5 462.6625 FRS 16 462.5750 FRS 6 462.6875 FRS 17 462.6000 FRS 7 462.7125 FRS 18 462.6250 FRS 8 467.5625 FRS 19 462.6500 FRS 9 467.5875 FRS 20 462.6750 FRS 10 467.6125 FRS 21 462.7000 FRS 11 467.6375 FRS 22 462.7250 FRS Midland Radio Corporation
ISEDC WARNING: This device complies with Innovation, Science and Economic Operation is subject to the following two conditions: (1) this accept any interference,including interference that may cause undesired operation of the device. Le présent areil est conforme aux CNR d' l'innovation, la areils radio exempts de licence. L'exploitation est autorisée aux deux conditions suivantes: (1) l'areil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout brouillage compromettre le fonctionnement. ImportantFCC& ISEDC RF Exposure Requirements: For body-worn operation, this radiohas been tested and meets the FCC ISEDC RF exposure guidelines whenused with Cobra accessories supplied or designated for this product. Use of other accessories may not ensure compliance with FCC ISEDC RF exposure guidelines. Use only the supplied antenna. Unauthorized antennas, modifications or attachments could damage the transmitter and may violate FCC ISEDC regulations. / / / / Tenir l'émetteur à environ 2.5 cm (1 po) de la bouche et parler normalement, l'antenne Exigences de la FCC ISEDC concernant l’exposition aux champs électro-magnétiques RF (radiofréquences): En ce qui concerne le fonctionnement de l’appareil porté sur le corps de l’utilisateur, les tests effectués ont permis de vérier que cet émetteur-récepteur satisfait aux directives FCC ISEDC limitant l’exposition aux champs électro-magnétiques RF lorsqu’il est utilisé avec les accessoires Cobra fournis ou conçus pour ce produit; l’utilisation d’autres accessoires peut ne pas garantir le respect des critères des directives FCC ISEDC limitant l’exposition aux champs électro-magnétiques RF. Utiliser l’appareil uniquement avec l’antenne fournie. L’emploi d’une antenne non homologuée ou modiée, ou d’accessoires non autorisés, pourrait faire subir des dommages à l’appareil, et peut violer les prescriptions de la réglementation FCC ISEDC. Position normale:étant éloignée et dirigée vers le haut.Hold the transmitter approximately 1 inches from your face and speak in a normal voice, with the antenna pointed up and away. / / / / science et le développement économique Canada licables aux Development Canada licence-exempt RSS standard (s). device may not cause interference, and (2) this device must radioélectrique subi, même si le brouillage est susceptible d'en Channel List Channel Frequency Model Channel Frequency Model 1 462.5625 FRS 12 467.6625 FRS 2 462.5875 FRS 13 467.6875 FRS 3 462.6125 FRS 14 467.7125 FRS 4 462.6375 FRS 5 462.6625 FRS 6 462.6875 FRS 7 462.7125 FRS 8 467.5625 FRS 9 467.5875 FRS 10 467.6125 FRS 11 467.6375 FRS Midland Radio Corporation

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