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This product is covered by one or more issued U.S. Patents. Other Patent applications pending. , MOTOROLA, and RADIUS are registered trademarks of Motorola, Inc. M1225 is a trademark of Motorola, Inc.
Information about radio safety, mounting, licensing, and other issues to be considered before operating the radio are contained in the M1225 Installa- tion/Licensing Guide (Motorola part number 6880905Z15). The guide should be included in the shipment with your radio. If you need a replacement of the Installation/Licensing Guide or this Operator Guide, please contact your local Motorola Radius dealer.
Controls and Visual Indicators Controls A. On/Off/Volume Knob B. Channel Up/Down Button C. Scan Button D. Monitor Button E. Option Buttons (A & B) F. Microphone Push-To-Talk (PTT) Button Visual Indicators 1. Light-Emitting Diode (LED) 2. Transmit / Receive Icon 3.
Basic Operating Instructions Turn the Radio On/Off Turn the on/off/volume knob until it clicks. A short, high-pitched tone sounds, indicator successful start-up. If the radio is not operating properly, a continuous low-pitched alert tone sounds. Set Volume Turn the On/Off/Volume knob to adjust the volume to a comfortable listen- ing level.
Basic Operating Instructions Transmit NOTE: In the United States, FCC regulations require you to monitor the channel before you transmit. Refer to the Programmable Options section of this manual for Monitor instructions. Press the PTT. The transmit icon lights on the display during transmission. The LED on the microphone also glows red while you are transmitting.
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Basic Operating Instructions Monitor On-Off/Volume Set (Cont’d.) To Set The Volume Press and hold the Monitor/Volume Set button for 1 second. You will hear “static.” Turn the On/Off/Volume knob, adjust the volume to a comfortable listen- ing level. Press again to exit Volume Set Mode. 6-English...
Standard Programmable Features Time-Out Timer (T.O.T.) Limits the amount of time you have to transmit. Preprogrammed from 1 to 255 seconds or off. When you reach the time limit, a continuous, low-pitched tone sounds (until you release the PTT) and your transmission is cut off. Busy Channel Lockout Several groups of radio users may share a channel.
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Standard Programmable Features Nuisance Channel Delete Temporarily deletes an unusually busy channel from the scan list. You can delete channels only while the radio is in channel scan mode and is receiving activity on the nuisance channel. To delete a channel, press and hold for 1 second while the undesired channel is active.
Option Button Programmable Features Your dealer can program each of the two option buttons (A & B) to per- form one of the following six options. Repeater/Talkaround Repeater/Talkaround Mode gives you the option of using a repeater system for extended range or talking to other radio users in direct range of your radio without using the repeater.
Option Button Programmable Features Advantage™ Board Enable/Disable Advantage Board Enable/Disable allows you to turn the features of an Advantage Board on and off. Your radio defaults to Advantage Board Disable Mode when it is turned on. Hi/Low Power Hi/Low Power allows you to toggle between Hi and Low Power Mode. Your radio defaults to Hi Power when it is turned on.
Troubleshooting Symptom Problem Solution Radio is “dead.” No power to radio. Check vehicle battery and all cable con- nections. If all are o.k., contact your local dealer for service. Low-pitched continuous tone Internal defect. Press and release the PTT to stop tone. when turning the radio on.