PROFESSIONAL DIGITAL TWO-WAY RADIO USER MANUAL Frequency:400-480MHz DM-880 FCC ID:VO6DM-880
Icon Information The following icons are available through this manual: Alert Icons Caution: indicates situations that could cause damage to your radio. Note: indicates tips that can help you make better use of your radio. Function Icons : indicates functions that are available on digital channel only. : indicates functions that are available on analog channel only. Functions marked with no function icons are available on both analog and digital channels.
RF Energy Exposure Compliance Your radio is designed and tested to comply with a number of national and international standards and guidelines (listed below) regarding human exposure to radio frequency electromagnetic energy. This radio complies with the IEEE and ICNIRP exposure limits for occupational/controlled RF exposure environment at operating duty factors of up to 50% transmitting and is authorized by the FCC for occupational use only.
ҏOperational Instructions and Training Guidelines To ensure optimal performance and compliance with the occupational/controlled environment RF energy exposure limits in the above standards and guidelines, users should transmit no more than 50% of the time and always adhere to the following procedures: Transmit and Receive To transmit (talk), push the Push-To-Talk (PTT) key; to receive, release the PTT key.
Contents Radio Controls --------------------------------------------- 3 Programmable Keys-------------------------------------- 4 Call Logs ------------------------------------------------- 13 Scan ---------------------------------------------------------- 14 Zone ---------------------------------------------------------- 14 Settings ------------------------------------------------------ 15 Before Use-------------------------------------------------- 5 Functions and Operations --------------------------
Checking Items in the Package Please unpack carefully and check that all items listed below are received. If any item is missing or damaged, please contact your dealer. Radio Unit Belt Clip Battery Power Adapter Charger Strap Antenna Owner’s Manual/Safety Information Booklet Quick Reference Guide Owner ’s Safety Information Booklet Quick Refere nce Gu ide Note: The antenna may vary with different frequency bands.
Radio Overview Radio Controls No. Part Name No. Part Name No. Part Name No.
Radio Overview Programmable Keys For enhanced convenience, you may request your dealer to program the keys SK1, SK2, TK3, and as shortcuts to the functions listed below: No.
Before Use Charging the Battery Use only the charger and battery specified by HYT. Charger LED can indicate the charging progress. Charge Indicator Charge Diagram 1 Note: To achieve optimal battery performance, please charge the battery for 5 hours before initial use. 3 LED Indicator LED ashes red slowly. LED glows red. LED glows orange. LED glows green. LED ashes red rapidly.
Before Use Attaching the Battery Attaching AudioAccessoy/Programming Cable 1. Insert the battery into top of the radio. See arrow ķ. 2. Slightly press the bottom of the battery until a click is heard. See arrow ĸ. 1. Open the accessory jack cover as the arrow shown. 2. Align the plug with the accessory jack. 3. Tighten the screw on the plug. To remove the battery, turn off the radio rst. Then slide the battery latch upwards to unlock the battery. Attaching the Belt Clip 1. Remove the screws; 2.
Status Indicators LCD Icons Status Icons Icon Name Icon Radio Status No signal; RSSI More bars indicate better signal strength; New Message/Unread Message; Message Icons InBox is full; Scanning is in progress; Scanning pauses on a non-priority channel; Scan Icons Scanning pauses on Priority Channel 1; Scanning pauses on Priority Channel 2; Tx Power Icons Low Tx power for the current channel; High Tx power for the current channel; Battery Strength Icons More bars indicate more battery power; Mon
Status Indicators Operation Mode Icons Icon Name Icon Operation Mode DM Direct Mode Operation: Under this mode, radios communicate with each other directly. RM Repeater Mode Operation: Under this mode, radios communicate with each other via a repeater. Operation Mode Icons LED Indicator The top LED indicator will help you easily identify current radio status. LED Indicator Radio Status LED ashes green. Powering on LED glows red. Transmitting LED glows green. Receiving LED ashes orange.
Basic Operations Turning the Radio On/Off Selecting a Channel Rotate the Radio On-Off/Volume Control knob clockwise/ counter-clockwise until a click is heard to turn the radio on/off. Rotate the Channel Selector knob to select a desired channel. Adjusting the Volume After turning the radio on, rotate the Radio On-Off/ Volume Control knob clockwise to increase the volume, or counter-clockwise to decrease the volume.
Basic Operations Call 3. Through menu selection Go to Settings -> Radio Setting -> Keypad Lock, and then select Enable or Disable. Transmitting a Private Call Enable: The keypad will be locked automatically if no operation is made for the preset time period. Disable: The keypad will not be locked automatically. However, you can lock or unlock the keypad via the key combination or Keypad Lock key mentioned above. You may transmit a Private Call through any of the following methods.
Call Transmitting a Group Call Receiving and Responding to a Call You may transmit a Group Call through any of the following methods. When transmitting a Group Call, the Receiving a Call When a call is received, your radio will display the icon will appear. for a Private Call, corresponding icon as follows: Transmitting a call to the preset contact In standby mode, pressing PTT will transmit a Group Call to the contact (a Group Call number) preset for the current channel.
Menu Navigation M ain M en u S et tin g s Zo ne S c an C all L o g s M e ss ag e Co n tac t Contact To access this item, press Menu key in idle mode and then select “Contact”. Editing a Contact You can edit the number and alias of each Private Call contact. Viewing a Contact You can view details of each contact. Deleting a Contact You can delete a Private Call contact. However, please note that you can not delete the contact when there is only one entry left in the list.
Menu Navigation New Msg You can create your desired text message (256 characters at most) and send it to an individual user or to a talk group. Quick Text Under this option there are some text messages (10 entries at most) preset by your dealer. You can choose to The OutBox can save up to 20 sent messages. When the OutBox is full, the oldest entry will be overwritten by the latest one automatically.
Menu Navigation to initiate a call; add it to Contact List; or delete it. To delete all entries in Outgoing List, Incoming List or Missed List at a time, select “Call Logs -> Outgoing / Incoming /Missed -> Delete All”. Scan To access this item, press the Menu key in idle mode and then select “Scan”. Adding a Channel To include a new channel into the active scan list. Editing Priority Channel To set the selected channel as a non-priority or as a priority channel.
Menu Navigation Settings Squelch Level To access this item, press the Menu key in idle mode and then select “Settings”. This option allows you to select an appropriate squelch level. Alternatively, you can change the squelch level by pressing the shortcut key for Adjust Squelch Level in idle mode. There are three levels available: Tight, Normal and Open. The default squelch level is “Normal”, and generally used in low noise environment. Generally, “Tight” is used in high noise environment.
Menu Navigation Keypad Lock To set whether to enable this function. When “Enable” is selected, you can use the Up or Down key to set the time range after which the keypad will be locked. Available range: 5-60 seconds. LED To set whether to enable LED indication. Tone To set tones for your radio. You can set the following tones: Radio Silent: to set whether the radio will give tone indication. If Silent On is selected, all alerts will be off.
Functions and Operations Home Screen The feature allows you to quickly return to the previous menu or the home screen. Operation: In the editing screen, press the programmed Home Screen key, and the radio exits the screen and returns to the previous menu immediately; in other screens, press the key, and the radio returns to the home screen immediately. Scan The feature “Scan” allows you to listen to communication activities on other channels so that you can keep a close track of your team members.
Functions and Operations and sounds background noise. To disable the feature, release this key. Monitor To adjust match conditions for signal receiving, you can enable the feature “Monitor”. Operation: Emergency Press the programmed Monitor key to enable the feature, and the radio displays icon . To disable the feature, press this key again. Hold down the programmed Monitor Momentary key to enable the feature, and the radio displays icon To disable the feature, release this key. .
Functions and Operations Emergency Type Description Siren Only In Emergency mode, the radio will sound shrill alarm tone and display the icon Regular In Emergency mode, the radio will give audible and visible indication. Silent In Emergency mode, the radio won't give any audible or visible indication. Silent with Voice In Emergency mode, the radio won’t give any audible or visible indication, but will receive voice ACK from the companion or control center automatically. .
Functions and Operations Operation Methods for Analog Emergency Emergency Alarm Operation: Press the programmed Emergency key to send alarm information. The radio displays icon and text information “Sending Alarm!”, with LED glowing red. If “Local Emergency Alarm” is enabled via the programming software, an alarm tone will sound. Two methods are available for you to exit the Emergency mode: 1. Once the Alarm Cycles expire, the radio will exit the Emergency mode automatically. 2.
Functions and Operations displays the icon , with LED glowing red). After the emergency call is transmitted, please release the PTT key to receive (the radio displays icon received, icon ). When a call is appears. To exit the Emergency mode, long press the programmed Emergency key. Note: Your dealer may set the number of voice cycles, duration of each transmission and Tx interval. and keep beeping. To stop beeping, please release the PTT key.
Troubleshooting Phenomena The equipment can not be powered on. During receiving signals, the voice is weak, discontinuous or totally inactive. You can not communicate with other members. Irrelevant communications or noises are heard on the channel. 22 Analysis Solution The battery may be improperly installed. Remove the battery and attach it again. The battery may run out. Recharge or replace the battery. The battery may suffer from poor contact caused by dirtied or damaged battery contacts.
Troubleshooting & Care and Cleaning The noise is too loud. You may be too far away from other members. You may be at an unfavorable position. For example, your communication may be blocked by high buildings or frustrated in the underground areas. You may suffer from external disturbance (such as electromagnetic interference). Move towards other members. Move to an open and at area, and restart the radio. Stay away from equipment that may cause interference.
SAFETYTRAININGINFORMATION Your China New Century (Quanzhou) Communication Electronics Co., Ltd. radio generators RF electromagnetic energy during transmit mode.This radio is designed for and classified as“Occupational Use Only”,meaning it must be used only during the course of employment by individuals aware of the hazards,and the ways To Minimize Such hazards. This radio is NOT intended for use by the“General Population” in an uncontrolled environment.
