MU350 Manual
Safety and General Information Important Information on Safe and Efficient Operation Read This Information Before Using Your Radio. The information provided in this document supersedes the general safety information in user guides published prior to December 1, 2002. Transmit and Receive Procedure Your two-way radio contains a transmitter and a receiver.
approved clip holder, holster, case or body harness for this product. Use of non-Motorola-approved accessories may exceed FCC/Health Canada RF exposure guidelines. If you do not use one of the Motorola-supplied or approved body-worn accessories and are not using the radio held in the normal use position, ensure the radio and its antenna are at least 1 inch (2.5 cm) from your body when transmitting.
assist you in obtaining this information. Safety and General Use While Driving Check the laws and regulations regarding the use of radios in the area where you drive, and always obey them. If you do use your radio while driving, please: • Give full attention to driving and to the road. • Use hands-free operation, if available. • Pull off the road and park before making or answering a call if driving conditions so require.
1. Do not expose the charger to rain or snow. 2. Do not operate or disassemble the charger if it has received a sharp blow, or has been dropped or damaged in any way. 3. Never alter the AC cord or plug provided with the unit. If the plug will not fit the outlet, have the proper outlet installed by a qualified electrician. An improper condition can result in a risk of electric shock. 4.
maintenance and repairs in the private land, mobile and fixed services as certified by an organization representative of the user of those services. Replacement of any transmitter component (crystal, semiconductor, etc.) not authorized by the IC/FCC equipment authorization for this radio could violate IC/FCC rules. Note: Use of this radio outside the country where it was intended to be distributed is subject to government regulations and may be prohibited.
Control Buttons Display Screen Guide - Battery Meter -Scan. -Keypad Lock - Talk Confirmation Tone -On/Off for each feature -Channel Power Indicator - Weather Alert - Dual Scan - Call Tone/Keypad Tone -Vibrate -Noise Filtering -Bluetooth R-Repeater Channel -Hands-Free Use Without Accessories - Hands-Free Use With Accessories Getting Started Installing the Batteries Each radio uses 1 NiMH rechargeable battery pack or 3 AA alkaline batteries and beeps when the batteries are low.
Installing NiMH Rechargeable Battery Pack 1. Turn the radio off. 2. With the back of the radio facing you, turn the screw slot on the battery door to vertical and open the cover. 3. Remove the NiMH battery pack from the clear plastic bag (do not disassemble or unwrap the battery pack). 4. Insert the NiMH battery pack with the diagram facing you. (The ribbon should be underneath the battery pack and should wrap around the right side of the pack for easy removal.) 5.
The mini-USB charging adaptor allows you to conveniently charge your NiMH battery pack. This is an alternative to charging your NiMH battery pack in the Battery Charger desk stand using the AC wall adaptor and especially useful when used while traveling. Available mini-USB charging options: 1. Vehicle charger 2. Mini-USB computer cable If using a computer, the computer must be turned on. 1. Plug your mini-USB cable or charger into a power source as is appropriate for your accessory. 2.
2. Pull the belt clip away from the back of the radio. Turning Your Radio On and Off Turn clockwise to turn the radio on and counterclockwise to turn the radio off. 1. In the ON position, the radio chirps and briefly shows all feature icons available on the radio. 2. The display screen then shows the current channel, code and all features that are enabled. Setting the Volume Press and hold for three seconds, then rotate until you reach a comfortable listening level. 1.
Pressing and holding for three seconds allows you to listen to the volume level of the radio when you are not receiving. This allows you to adjust the volume, if necessary. You can also press and hold Push to Talk to check for activity on the current channel before you talk. Timeout Timer To prevent accidental transmissions and save battery life, the radio emits a continuous warning tone and stops transmitting if you press for 60 continuous seconds.
Selecting the Interference Eliminator Code Interference Eliminator Codes help minimize interference by blocking transmissions from unknown sources. Your radio has 121 Interference Eliminator Codes. Codes 1 – 38 are the standard analog codes that appear on other FRS/GMRS radios. Codes 39 – 121 are additional digital codes added for superior interference protection. 0 is the off position, no analog or digital codes are enabled. To set the code for a channel: 1. Press until the code starts to flash. 2.
Setting the Bluetooth The radio can connect to the Bluetooth headset. To turn on Bluetooth function: 1. With the radio on, short press until the appears. The current setting On/Off will flash. 2. Press or 3. Press to set or to select On. to continue set up. The BT LED will flash. To pair with a Bluetooth headset: 1. With the Bluetooth power on, press and hold the button for about 3 seconds to enter pairing mode. A tone will sound and the BT LED will flash rapidly. 2.
function. 3. Successful pairing will be indicated by a tone and brief flashing of the BT LED to confirm entry to connected mode. After successful pairing, you can talk and listen via the paired Bluetooth headset. Note: You must press and hold on the radio to transmit. To turn off Bluetooth function: 1. With the radio on, short press until the appears. The current setting On/Off will flash. 2. Press or 3. Press to set or to select Off. to continue set up. The BT LED will close.
Hands-Free Use With Accessories (VOX) You can transmit hands-free more reliably with the use of optional headset accessories. Once VOX is turned on, the radio detects your voice and transmits when you speak. 1. Turn the radio off and plug the VOX accessory into the accessory port. 2. Turn the radio on. shows on the display. 3. Adjust the volume appropriately by pressing or . Lower the volume before placing the accessory on your head or in your ear. 4. To turn off, simply remove accessory.
3. Press to confirm your selection or to continue set up. To transmit to a radio that has QT noise filtering turned on: 1. Select the same channel and Interference Eliminator Code as the other radio. 2. Press to send a call tone. This allows your voice to pass through the QT noise filter on the receiving radio. 3. Press and speak normally. Note: If you skip step 2, the beginning of your message may not be heard on the receiving radio.
1. With the radio on, short press until appears. The current setting On/Off flashes. 2. Press or 3. Press to set the talk confirmation tone or to turn On or Off. to continue set up. Dual Watch Scan This feature allows you to monitor two channels at the same time. 1. Press the button until the Dual Channel Scan icon 2. Press the or displays. buttons to select the second channel for Dual Watch reception. (if you want to disable the Dual Watch function, set it to ‘OFF’). 3.
3. Press or to exit menu mode. You can set a different code for each channel using this procedure. An extended press of or allows you to scroll through the Interference Code rapidly so you can quickly reach the code you want. 0 is the off position. Special Features Emergency Alert Mode The Emergency Alert feature can be used to signal members in your group of your need for urgent help.
Keypad Lock To avoid accidentally changing your radio settings you can lock your keypad: 1. Press and hold until displays. 2. When in lock mode, you can turn the radio on and off, receive, transmit, send a call tone, and monitor channels. All other functions are locked. To unlock the radio, press and hold until is no longer displayed.
by that party will be detected and displayed. 4. To respond and talk to the person transmitting, press within five seconds of the end of the transmission. The radio will transmit using the newly detected Interference Eliminator Code. 5. The radio will resume scrolling through the channels five seconds after the end of any received activity. 6. To stop scanning, briefly press the key. Scanning Notes: 1.
1. To turn weather reception on, press and hold 2. To turn off, press for 3 seconds. or turn the radio off and then back on. Scanning for Weather Channel The radio can scan for an active NOAA transmission automatically. 1. After turning weather reception on, briefly press the key. 2. The scan icon will appear in the display, and the channel will scroll through the NOAA channels 1-7. 3. When the radio detects channel activity, it stops scanning and you can hear the transmission. 4.
The radio can scan for an active NOAA transmission automatically. 1. After turning weather reception on, briefly press the key. 2. The scan icon will appear in the display, and the channel will scroll through the NOAA channels 1-7. 3. When the radio detects channel activity, it stops scanning and you can hear the transmission. 4. You may resume the scan by briefly pressing 5. To stop scanning, briefly press the or . key. The scan icon will disappear.
