7120790000 QM-790-V USER MANUAL Quantun Electronics, LLC
THANK YOU Thank you for your purchase of the Quantun two-way Mobile radio. This easy-to-use radio adopts the latest advanced technology, providing reliable communication performance in today’s demanding communications environment. Before operating this radio, please read this manual carefully to be acquainted with its operation and features. z z z Do not touch the metal surface of the radio while it is in use. Do not mount the radio such that the chassis can come in contact with skin.
MANDATORY SAFETY INSTRUCTIONS TO INSTALLERS AND USERS z z z z z z z z Use Only manufacturer or dealer supplied antennas and power cable (32V/15A,with safety fuse). Maintain at least 82cm (32 inches) distance form the antenna. Antenna used for this transmitter must not exceed an antenna gain of 3dBi(for VHF)and 5.5dBi (for UHF).
CONTENTS User Safety and General Information Compliance with RF Energy Exposure Standards Operational Instructions and Training Guidelines FCC Compliance Precautions Supplied Accessories Radio Overview Parts of the Radio Table below explains the functions of the LEDs and beeps Programmable Auxiliary Functions Getting Started Basic Operations Programmable Auxiliary Functions Service 3
User Safety and General Information READ THIS IMPORTANT INFORMATION FOR SAFE AND EFFICIENT OPERATION BEFORE USING YOUR QUANTUN MOBILE TWO-WAY RADIO. The following general safety precautions as would normally apply, should be observed during all phases of operation, service and repair of this equipment. z Do not attempt to configure the radio while driving; it is too dangerous.
Your Quantun two-way radio complies with the following of RF energ y exposure standards and guidelines: z United States Federal Communications Commission, Code of Federal Regulations; 47CFR part 2 sub-part J z American National Standards Institute (ANSI)/Institute of Electrical and Electronic Engineers (IEEE) C95. 1-1992 z Institute of Electrical and Electronic Engineers (IEEE) C95.
television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: z Reorient or relocate the receiving antenna. z Increase the separation between the equipment and receiver. z Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. z Consult the dealer or an experienced radio/TV technician for help.
the operation of any radio. Installation Guidelines z z z z z Do not mount the mobile radio overhead or on a sidewall unless you take special precautions. If the mobile radio is not properly installed, road shock could bump the radio loose, and the falling radio could, in some circumstances, cause serious injury to the driver or a passenger. In case of vehicle accidents, even when properly installed, the radio could break loose and become a dangerous projectile.
Product Inspection Before unpacking the QM-790 mobile radio, please inspect the packaging for signs of damage and report any damage to your dealer. Upon unpacking of the QM-790 mobile radio, please ensure that all items shipped were received, report any missing or damaged items to your dealer. Accessories Item Qty.
Radio Overview Front Panel 1 8 2 3 7 4 6 5 Figure 1 1. Volume Control Knob Turn the Volume Control Knob clockwise to increase the volume, or counter-clockwise to decrease the volume. 2. LCD Please refer to the “LCD Display” section for details. 3. Programmable Functions Key ([▲]/[▼]) The [▲]/[▼] keys are programmable with auxiliary functions by your dealer. Please refer to the “Programmable refer Functions Keys” section. 4. LED Indicator 5. Speaker 6. Power Switch 7.
Rear Panel 1 2 3 4 5 1. 15PIN external interface 2. External Speaker Jack Plug the external speaker connector (c3.5mm) into this jack. 3. Power Inlet Use the DC power cable supplied by Quantun to inlet 13.6v DC power supply. 4. Antenna Pedestal To connect the external antenna. LED Indicator Transmitting LED glows red Receiving LED glows green when carrier presents. Scanning Green LED flashes once every 1 second.
Programmable Auxiliary Functions Your dealer may program the [P1]-[P4], [▲]/[▼] keys (long or short press) keys with one of the following auxiliary functions respectively. 1. Off 2. CH Up 3. CH Down 4. Zone Up 5. Zone Down 6. Monitor A 7. Monitor B 8. Monitor C 9. Monitor D 10. Display Frequency 11. Display Mode 12. User Selectable CTCSS/CDCSS(UST) 13. 2-Tone/MDC1200/DTMF Encode Select 14. TX Power Select 15. Scan 16. Scan Add/Delete 17. Reverse Frequency 18. Talk Around 19. Select Squelch Level 20.
LCD Display Indicator Description 1. Display zone/channel number. 2. Display zone/channel label 3. Display channel frequency 4. Display MDC1200 5. Display DTMF digit 6. Display GPS coordinates 7. Display menu, setting items, etc. 1. Appears when the selected channel is busy 2. The bar number indicate the channel RSSI Appears when the transmitting power is low Appears when press MONI Key Appears when call transmission is selected 1.
4.
Basic Operations Turn Radio On/Off Press the power switch to turn on the radio. press and hold down the power switch for about 1 second to turn off the radio. Adjust the Volume Turn the Volume Control Knob clockwise to increase the volume, or counter-clockwise to decrease the volume. During adjusting, please note that if the radio is programmed with CTCSS/CDCSS or2-Tone signalling squelch, noise will not be heard from local speaker even though you turn the volume control knob fully clockwise.
Press the programmed [zone Up] key to select a higher numbered zone; press the programmed [Zone Down] key to select a lower numbered zone. Receive a Call If CTCSS/CDCSS, DTMF/2-Tone/MDC1200 is set on the current channel by your dealer, you can receive calls with matched signalling only, If CTCSS/CDCSS, DTMF/2-Tone/MDC1200 is not set, you can hear from all the users on the same channel. Send a Call 1. Hold down the [PTT] 2. Speak into the microphone. The red LED lights while calling. 3.
Monitor If the monitor function is set by your dealer, press the programmed Monitor key while in receive mode to hear activities on the current channel. The Monitor key is programmable with one of the following four operating modes by your dealer. 1. Carrier Squelch- Momentary Hold down the [MONI] key to open CTCSS/CDCSS/2-Tone signalling squelch, Release to close the signalling squelch. 2. Carrier Squelch-Toggle Press the [MONI] key to open CTCSS/CDCSS/2 -Tone signalling squelch.
1. Time Operated Scan Scanning remains on an active channel for a programmed time period (programmable by your dealer),once the timer expires, the radio will begin scanning other channels even if the active channel is still busy. 2. Carrier operated scan If carrier is detected during the scan sequence, scanning will remain on the active channel until here is on activity.
■ Manual Dial Press any key from the DTMF keypad of the microphone, while holding down the [PTT], to transmit the DTMF frequency, and the DTMF tone will be heard from the local speaker. Release the [PTT] to remain transmission for 2s (programmable by your dealer), press a numeric key within the 2s to continue transmission. ■ Keypad Auto[PTT] If the feature is enabled by your dealer, press numeric key to transmit DTMF frequency without pressing the [PTT].
■ Confirm the Stored DTMF Numbers 1. Press the [*] key on the microphone keypad, then the LCD displays “A--”. 2. Enter the memory number (01~32), the LCD displays the stored number or its alias. 3. Press any key other than the [PTT], the LCD resumes the initial display. ■ Auto Dial 1. Press the [*] key on the microphone keypad, then the LCD displays “A”. 2. Enter the memory number (01~32), the LCD displays the stored number or its alias. 3. Press the [PTT], then the number is transmitted.
time expires after encoding ends. ●Green LED solidly glows while decoding; orange LED flashes until the preset time expires after successfully decoded. Emergency Call Holding down the Emergency Call key (programmable as long or short press), the radio will enter the Emergency Call mode and switch to the preset Emergency Zone/Channel. The radio will firstly transmit within the preset time period, and then receive within the preset time period, and so does the cycle.
signalling is disabled while the microphone is in the off hook condition. Busy Channel Lockout (BCL) The feature can be enabled/disabled by your dealer, this feature is to prevent transmission on a channel that is already in use. Press the [PTT] on a channel that is already in use, transmission is inhibited and an alert tone is heard . upon release the[PTT], the alert tone ceases and radio returns to receive mode. Press the [PTT] to transmit while the channel is free.
Programmable Auxiliary Functions The [P1]-[P4],[▲]/[▼] keys are respectively programmable with one of the following auxiliary functions by your dealer. Reverse Frequency If communications between radios are disrupted because of a long distance from the repeater, the Reverse Frequency function can be used to re-establish communications with another radio. When the function is activated, the transmit frequency and receive frequency will be reversed.
CTCSS/CDCSS codes that preset on the current channel, Operations are as follows: 1, Select a desired channel. 2, Press the programmed UST key to enter the UST mode. 3, Use the [▲]/ [▼] keys to select from the preset UST codes (the newly selected CTCSS/CDCSS code is valid in the UST mode only), then the CTCSS/CDCSS code on the current channel is set as the selected UST code. 4, Repress the UST key to exit the UST mode, then the LCD resumes its initial display.
Voice Compander Press the programmed voice Compander key to toggle the voice compander feature ON or OFF. When the feature enabled, LCD displays the “? ” icon. Scrambler Press the programmed Scrambler key to toggle the scrambler feature ON of OFF. When the feature enabled, the LCD displays the “? ” icon. Note: the emphasis/de-emphasis feature is disabled while the scrambler is ON, and enabled while the scrambler is OFF.
Service If you need service, contact your Quantun dealer. If you find it inconvenient to have service performed by your local dealer, you may contact Quantun below: Quantun Electronics,LLC 1379 Shotgun Road Sunrise, Florida 33326 USA Main line: 954-598-3500 Toll Free USA: 888-361-0521 www.quantun.
