HYT TC-780M Manual
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HYT TC-780M Manual

Trunking two-way radio
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PREFACE
Thank you for your purchase of the HYT TC-780M trunking radio. This radio is compliant with the GA176-1998 police use
standard and has passed the detect by the Ministry of Public Security. With powerful trunking functions, the radio supports
CPSX and MPT1343 numbering schemes, for domestic public security systems and other trunking users using standard
MPT1327 signalling. This easy-to-use radio will deliver your secure, instant and reliable communication at peak efficiency.
Please read this manual carefully before use. The information presented herein will help you to derive maximum
performance from your radio.
MODELS COVERED IN THIS MANUAL
TC-780M VHF Trunking Radio
TC-780M UHF Trunking Radio

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Summary of Contents for HYT TC-780M

  • Page 1 PREFACE Thank you for your purchase of the HYT TC-780M trunking radio. This radio is compliant with the GA176-1998 police use standard and has passed the detect by the Ministry of Public Security. With powerful trunking functions, the radio supports CPSX and MPT1343 numbering schemes, for domestic public security systems and other trunking users using standard MPT1327 signalling.

  • Page 2: Table Of Contents

    Contents Safety and General Information ..............................2 Product Inspection ..................................3 Radio Overview ..................................4 Battery Information ..................................8 Antenna Information................................. 10 Assembly and Disassembly ..............................10 Attaching the Battery ................................ 10 Removing the Battery ................................ 11 Attaching the Antenna ............................... 11 Removing the Antenna ..............................

  • Page 3: Safety And General Information

    ◇ This equipment should be serviced by qualified technicians only. ◇ Do not modify the radio for any reason. ◇ Use only HYT original batteries and chargers. ◇ Do not use any portable radio that has a damaged antenna. If a damaged antenna comes into contact with your skin, a minor burn can result.

  • Page 4: Product Inspection

    Product Inspection Please unpack the package box carefully and check that all items shipped were received; report any missing or damaged items to your dealer. Accessories Item Qty. (PCS) Antenna Belt Clip Leather Strap Li-Ion Battery MCU Rapid-rate Charger Switching Power Owner’s Manual Antenna Li-Ion...

  • Page 5: Radio Overview

    Radio Overview ○ ○ ○ ○ 1 PTT (Push-to-Talk) Key 2 SK1 (Side Key 1) 3 SK2 (Side Key 2) 4 Antenna ○ ○ ○ ○ 5 Microphone 6 Speaker 7 LCD Display 8 Function Keypad ○ ○ ○ ○ 9 Numeric Keypad 10 TK (Top Key) 11 Channel Selector...
  • Page 6 ﹡SK1 (Side Key 1) Programmable function key. ﹡SK2 (Side Key 2) Programmable function key. ﹡LCD Display Used to display radio status information. ﹡Function Keypad  Exit key Use the Exit key to return to the previous menu.  Up key ...
  • Page 7 ﹡TK (Top Key) Programmable function key. ﹡Channel Selector Knob Rotate the knob to select a desired channel. ﹡Radio On-Off/Volume Control Knob Rotate the knob clockwise to turn the radio on, and rotate the knob fully counter-clockwise until a click is heard to turn the radio off.
  • Page 8 carrier is detected. Programming Reading: LED glows red; Writing: LED glows green. Encoding (DTMF) LED glows red while transmitting Power Select 1W: One beep is heard; 4W/5W: Three beeps are heard. Function Key Press One beep to enable, two beeps to disable.

  • Page 9: Battery Information

    Battery Information Initial Use New batteries are shipped uncharged from the factory. Charge a new battery for 5 hours before initial use, and this is true to Ni-Cd, Ni-MH and Li-Ion batteries charged with slow or rapid rate charger. The maximum battery capacity and performance is achieved after two or three full charge/discharge cycles.
  • Page 10 Charging the Battery When the battery level is very low, please recharge the battery. Use only the charger specified by the manufacturer. The charger’s LED indicates the charging progress. Status Charger LED Remarks Standby (no-load) Red LED flashes slowly (0.2s on/3s off ) rapid-rate charger Battery is charging...

  • Page 11: Antenna Information

    Red LED flashes rapidly (0.2s on/0.2s off)? Remove the battery from the charger, and: Make sure that it is a HYT authorized battery. Other batteries may not charge. Remove power from the battery charger, and clean the gold metal, charging contacts of the battery and charger, using a clean dry cloth.

  • Page 12: Removing The Battery

    bottom is about 1 to 2 centimeters below the bottom of the radio’s body. 2. Align the battery with the guide rails on the aluminum chassis and slide it upwards until a “click” is heard. 3. The battery latch at the bottom locks the battery. See figure 1. Figure 1 Removing the Battery 1.

  • Page 13: Attaching The Belt Clip

    Figure 3 Attaching the Belt Clip 1. Remove the screws (belt clip) on the radio’s body. 2. Align the screw holes on the metal holder of belt clip with those on the radio’s body. 3. Tighten the screws. See figure 4. Figure 4 Removing the Belt Clip 1.

  • Page 14: Removing The Accessory Cover

    Removing the Accessory Cover Unscrew the screw on the accessory cover counter-clockwise with a flat head screwdriver. Remove the accessory cover. See figure 6. Figure 6 Attaching the Earpiece/Microphone 1. Insert the tab at the bottom of the earphone/microphone into the slot on the radio. 2.

  • Page 15: General Radio Operations

    General Radio Operations Turn On/Off the Radio Rotate the Radio On-Off/Volume Control knob clockwise to turn the radio on, or counter-clockwise until a “click” is heard to turn the radio off. Adjust the Volume Rotate the Radio On-Off/Volume Control knob clockwise to increase the volume, or counter-clockwise to decrease the...

  • Page 16: Programmable Auxiliary Functions

    volume. Password If the Password feature is set, the LCD will display “PSW” after power-on. Input the correct password (1~8 digits) to enter the conventional mode. Lock/Unlock  . When locked, the LCD displays “Key Locked”. To lock the keypad, press while holding down ...
  • Page 17  Man Down  Whisper  Scrambler  Power Select Conventional Mode:   Call 1/Call 1  Emergency  Emergency Cancel  Man Down  Man Down Backup  Monitor  Monitor Momentary  Scrambler  Scrambler Backup  Squelch Off ...

  • Page 18: Trunking Mode

    Trunking Mode Keypad Function Function Keypad  Exit Key  Up Key  Down Key  Redial Key  Call Back Key  Menu/Select Key...
  • Page 19 Used to enter the menu mode. When you are in the menu mode, this key is also used to make menu selections. Exit Menu/Select Call Back Down Redial  Numeric Keypad Used to enter information for programming the radio’s lists. When the radio operates in trunking mode, the keys are also used to dial a phone number.
  • Page 20 Press to enter the lower level menu, or to confirm one item in the menu. When icon appears, press the key to view missed calls. Exit Key Press to clear the error prompt on the LCD in case of call failure. Each press of will clear the last digit of a wrong number.
  • Page 21 the system’s frequencies are scanned with priority. The programmable function keys SK1, SK2 and TK can be programmed as the Disconnect key via the programming software. When transmitting on the traffic channel, press the Disconnect key to return to the control channel. 10.

  • Page 22: Function Description

    Note: Pay attention to the use of the long or short press definitions. The short press is not applicable for all features. Man Down and Whisper features must be enabled/disabled via long button press. It is recommended to fix the use in the programming software.
  • Page 23 The dot matrix display and simple Chinese/English menus make operations easy for TC-780M. This feature can be set in item 7 Language Select in the menu. Auto Select BS The advanced scan technology enables the radio to always lock onto the BS with stronger signals, ideally suited for the multiple BS covered system.
  • Page 24 Kill/Revive Through the base station, a lost radio may be remotely killed, and a killed radio can be remotely revived. Compandor The feature effectively improves the dynamic range of voice signal and enhances the SNR of the given frequency deviation. Decreased background noise insures a transmission of clear voice even in noisy environment.
  • Page 25 Group Call TC-780M radio can be set with 82 groups at most. Rotate the Channel Selector knob to select a group of the local system or roaming system as the current group. Rotate the Channel Selector knob to view the property and number of the group, which are displayed on the LCD, as join group 205-20-900 (CPSX dial).
  • Page 26 Join Group: This group can not only receive calls, but also transmit calls. When called, the radio can only acknowledge in individual call and in current group. Simulcast Group: It is same with join group, but PFIX is not compared. Ack Group: The group can both receive and transmit calls with the Group Call Selector at any position.
  • Page 27 ID for message maintenance when the PTT key is pressed. 2. Time-Out Timer (TOT) Set the amount of time the radio user can continuously transmit on a channel via the TC-780M programming software. The timer counts down upon transmission. When the timer expires, the radio will stop transmitting automatically.
  • Page 28 Icons and Indications Signal Status Battery Call Speaker Strength Message Strength Forward Unmute Transmit Transmit Lock Scan Roam Power Missed Man Down Whisper Vibrate Scrambler Call Note: After the individual call is connected, the called radio rings continuously and displays the number of the calling party simultaneously.
  • Page 29 Call failure Successfully called by other radios PSTN/PABX subscribers System handling failure Successful call setup Hang up Grouped into the dynamic temporary grouping System call by the dispatcher Dial error LED Indicator The LED indicator located between the antenna and Channel Selector knob indicates the operating status of the radio to some extent.

  • Page 30: Manual Dial

    Programming The radio is programmed with the dedicated programming cable and software. Operations are as follows: 1. Connect the radio to the PC serial port with the programming cable. 2. Power on the radio. 3. Run the programming software. Remove the programming cable after programming is completed. Precautions: 1.
  • Page 31 5-digit ID number (20～79 + 200～899) + or PTT  Inter-fleet Group Call 5-digit group call number (20～79 + 900～999) + or PTT  Inter-fleet All Call 5-digit all call number + or PTT  Interprefix Individual Call 8-digit ID number (200～327 + 20～79 + 200～899) + or PTT ...
  • Page 32 The telephone number including DDD and IDD number is 3~15 digits. Hang Up: Press or the Disconnect key. Special Call Emergency Call The emergency call has the highest call priority.  Emergency In-fleet Call + 3-digit individual call or group call number + or PTT ...
  • Page 33 Hang Up: Press or the Disconnect key Call Forward Forward the incoming call to another radio and PABX/PSTN subscribers.  Forward to Another Radio + individual call or group call number + or PTT  Forward to PABX 4-digit extension PABX: + 4-digit PABX number+ or PTT 5～8 digit extended PABX:...
  • Page 34 Emergency: Use the Emergency key. Note: Calls made by the special function key are emergency calls. When this function is used, the radio must have emergency call right. PFIX Manually Grouped into Temporary Grouping This feature can enable the radio to join the temporary grouping when roaming. Rotate the Work Group Selector to the specified temporary group and then enter + 3-digit PFIX + The 3-digit PFIX is a number among 200～327 specified by MPT1343.
  • Page 35 Table 1 Dial No. 8170 8171 8172 8173 8174 8175 8176 8177 8178 8179 MPT1343 Manual Dial Radio to Radio The radio can make radio-to-radio individual call and group call. After Any Group Call Right is programmed, any group call can be made.
  • Page 36  Inter-fleet Individual Call 6-digit ID number with a leading digit in the range 2～6 (2001～6050 + 20～89)+ or PTT 7-digit ID number with a leading digit in the range 2～6 (2001～6050 + 200～899) + or PTT  Inter-fleet Group Call 6-digit ID number with a leading digit in the range 2～6 (2001～6050 + 90～98) + or PTT 7-digit ID number with a leading digit in the range 2～6 (2001～6050 +900～998) +...
  • Page 37 + telephone number + or PTT telephone number including DDD and IDD number is 7~20 digits. Hang Up: Press or the Disconnect key Special Call 1） Emergency Call The emergency call has the highest call priority. + individual call or group call number + or PTT ...
  • Page 38  Cancel Call Forward or PTT 3） Short Data Transmit 1～25 digit short data can be sent between portable radios. + data + or PTT + called party’s number + 4） RQQ Status Message The status message is a code used to transfer the preset information, which needs system support. For example, status “08” indicates “on mission”.

  • Page 39: Menu Operation

    Menu Operation Menu...
  • Page 40 （ 条 记 录 ）...
  • Page 41 ～ Menus 1. Sys Info (1) In TMO mode, press in standby mode to enter the main menu, or to exit. to select your desired menu (e.g. “Sys Info”). (2) Press to enter “Sys Info”. (3) Press Sys Info (4) Press to select items upwards/downwards.
  • Page 42 -or- to return to “Sys Info” without saving the setting. 11 Sys Code XXXX “12 PFIX” to save the setting and return to “Sys Info” Press -or- to return to “Sys Info” without saving the setting. 12 PFIX XXX “13 Channel Number” to save the setting and return to “Sys Info”...
  • Page 43 to return to “Sys Info” without saving the setting. 15 Freq Range XXX~XXXM “16 Software Ver” to save the setting and return to “Sys Info” Press -or- to return to “Sys Info” without saving the setting. 16 VX . XX . XX . XXX “17 Edit”...
  • Page 44 “22 All Frequency” to save the setting and return to “Scan Mode” Press -or- to return to “Scan Mode” without saving the setting. 22 All Frequency “23 Flexible Channel Plan” to save the setting and return to “Scan Mode” Press -or- to return to “Scan Mode”...
  • Page 45 (4) Press to select a status message (10 message locations in all). “Status Message” to save the setting and return to “Status Message” Press -or- to return to “Status Message” without saving the setting. 30: Null 39: Null There is a “Delete All?” option between location 30 and location 39. to delete and return to “Status Message”...
  • Page 46 Press to select a desired squelch level (off, 1~9). to save the setting and return to “41 Squelch Level” Press -or- to return to “41 Squelch Level” without saving the setting. “42 Power Select” Press to select the power (high/low). to save the setting and return to “42 Power Select”...
  • Page 47 “44 Group Call Mode” Press to select Group Number/Alias. to save the setting and return to “44 Group Call Mode” Press -or- to return to “44 Group Call Mode” without saving the setting. 44 Group Call Mode Group Number Alias “45 Incoming Call Alert”...
  • Page 48 “47 Scrambler” Press to toggle the feature On/Off. to save the setting and return to “47 Scrambler” Press -or- to return to “47 Scrambler” without saving the setting. 47 Scrambler “48 Tx/Rx Switch Time” Press to select the time (0~255). to save the setting and return to “48 Tx/Rx Switch Time”...
  • Page 49 “4A Compandor” Press to toggle the feature On/Off. to save the setting and return to “4A Compandor” Press -or- to return to “4A Compandor” without saving the setting. 4A Compandor “4B Whisper” Press to toggle the feature On/Off. to save the setting and return to “4B Whisper” Press -or- to return to “4A Whisper”...
  • Page 50 “4D Safety Check” Press to toggle the feature On/Off. to save the setting and return to “4D Safety Check” Press -or- to return to “4D Safety Check” without saving the setting. 4D Safety Check 5. Alert Tone Volume (1) In TMO mode, press in standby mode to enter the main menu, or to exit.
  • Page 51 6. Short Data (1) In TMO mode, press in standby mode to enter the main menu, or to exit. to select your desired menu (e.g. “Short Data”). (2) Press to enter “Short Data”. (3) Press 6 Short Data (4) Press to select short data (20 records in all).
  • Page 52 to save the setting and return to “Language Select” Press -or- to return to “Language Select” without saving the setting. Chinese English 8. Mode Select (1) In TMO mode, press in standby mode to enter the main menu, or to exit. to select your desired menu (e.g.
  • Page 53 to save the setting and return to “Call Record” Press -or- to return to “Call Record” without saving the setting. 91 Dialled Calls Press to select a dialled call (10 records in all). to save the setting and return to “91 Dialled Calls” Press -or- to return to “91 Dialled Calls”...
  • Page 54 -or- to return to “92 Received Calls” without saving the setting. 920~929: Null There is a “Delete All?” option between the first record and the last record. to delete and return to “92 Received Calls” Press -or- to return to “92 Received Calls” without deleting. No Delete All? Yes “93 Missed Calls”...

  • Page 55: Conventional Mode

    to return to “93 Missed Calls” without deleting. No Delete All? Yes Conventional Mode Advanced Operations As stated above, the following features are programmable by your dealer. Call 1/Call 2 Press the key programmed as Call 1/Call 2 to send the stored DTMF code. Emergency Press the key programmed as Emergency, and the LCD displays “Emergency”...
  • Page 56 A corresponding long/short button press will disable the Emergency feature. Man Down Press the key programmed as Man Down, and the LCD displays “Man Down On”. The radio enters Man Down mode. The radio will sound an alert tone if it is horizontally or inversely positioned for a certain period. If it keeps such status within the pre-set time, it will automatically enter Emergency mode.
  • Page 57 Scrambler Backup Press the key programmed as Scrambler to prevent the third party eavesdropping your communication. The LCD displays “Scrambler On”. Press the key again to disable the Scrambler feature. The LCD displays “Scrambler Off”. The Scrambler status will be memorized after the radio is off and back on. Squelch Off ...
  • Page 58 The VOX status will not be memorized once the radio is off and back on. To purchase earpieces, please contact your local dealer, or dial 86-0755-26972999-1126, or send an email to service@hyt.com.cn. VOX Backup Press the key programmed as VOX to enable the VOX feature. The LCD displays “VOX On”. The feature can be used when an earpiece is inserted.

  • Page 59: Background Operations

    Background Operations Time-Out Timer (TOT) The feature allows for more efficient use of channels by limiting the maximum time of each transmission. Once a continuous transmission exceeds the preset time (programmable by your dealer), the transmission is automatically terminated and an alert tone is heard.
  • Page 60 Battery Save When enabled, the Battery Save feature is automatically enabled once the situation, in which no activity is on the channel or no operation is performed, lasts for 12 seconds. Pressing any key or receiving a signal will cause the radio to exit Battery Save. Low Battery Alert For extra convenience, the red LED flashes and the radio sounds three beeps within 30 seconds, to remind the user to recharge the battery if the battery level runs low.

  • Page 61: Chinese/English Menu Operations

    BOT ID & EOT ID (PTT ID) Your dealer may configure whether to transmit Connect ID (BOT ID) or Disconnect ID (EOT ID), to connect or disconnect to a repeater or telephone system. BOT ID: sent upon each press of the PTT key. EOT ID: sent upon each release of the PTT key.
  • Page 62 Off, Off, Off, Call List to exit. The radio enters “Call List” first. 1. Press in standby mode to enter the main menu, or Call List...
  • Page 63 2. Press to enter the call list. Press to select the DTMF ID to be called. 3. Press the PTT key to call and then exit, or press to return to the previous menu. Function Backlight to select “Function”. 1. Press Function 2.
  • Page 64 1. Enter “Function” Function to select “VOX” and press 2. Press to enter. The VOX level is displayed on the LCD. to select a VOX level (Off, 1~5). “Off” on the LCD indicates that the VOX feature is disabled. Press 3.
  • Page 65 Press to enter. The current repeat status is displayed on the LCD. Press to select On/Off. Press save the setting and return to the function list, or press to return to the function list without saving the setting. Language Select to select “Language Select”...

  • Page 66: Appendix 1 Lcd Icons

    Note: Press in the main menu to switch repeatedly according to the above order. During menu operation, if the radio remains at one interface for more than 20 seconds or the Channel Selector knob is rotated, the radio will return to the standby mode. All values will not be saved. Responses to other keys are identical with processes in the standby mode.

  • Page 67: Troubleshooting

    Troubleshooting Symptom Solution  The battery runs out. Please recharge the battery or replace it with a new one.  Cannot power on the radio. The battery is not properly installed. Please remove the battery and attach it again.  The operating time is noticeably shorter than The battery has worn out.

  • Page 68: Optional Accessories

    Optional Accessories Antenna Belt Clip BC09 Ni-MH Battery (1800mAh) Li-Ion Battery (2400mAh) BH1801 BL2402 MCU Multi-unit Charger (for Switching Power PS7501 Vehicle Adapter CHV09 Earbud with in-Line Li-Ion/Ni-MH batteries) MCA03 (for use with different power ESN05 cords for different countries and areas) Earbud with on-MIC PTT Earpiece with on-MIC PTT &...
  • Page 69 PC18 port) PC25 HYT endeavors to achieve the accuracy and completeness of this manual, but no warranty of accuracy or reliability is given. All the above specifications and design are subject to change without notice due to continuous development.
  • Page 70 HYT.

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