fire or electric shock. Icom, Icom Inc. and the logo are registered trademarks of Icom Incorporated (Japan) in the United states, the United Kingdom, Germany, France, Spain, Russia and/or other coun- tries. SmarTrunk II™ is a Trademark of SmarTrunk Systems, Inc.
For U.S.A. only CAUTION: Changes or modifications to this transceiver, not ex- pressly approved by Icom Inc., could void your authority to operate this transceiver under FCC regulations. TABLE OF CONTENTS IMPORTANT ...
PANEL DESCRIPTION I Front panel q AF VOLUME CONTROL KNOB ➥Rotate the knob to adjust the audio output level. • Minimum audio level is pre-programmed. w MICROPHONE CONNECTOR ➥Connect the supplied microphone or optional DTMF micro- phone. NEVER connect non-specified microphones. The pin assignments may be different and the transceiver may be damaged.
I Function LED q CHANNEL INDICATORS ➥ Indicates the operating channel. ➥ Blinks when receiving a signal during scanning opera- tion. ➥ All LEDs blink while entering the power ON password. w TX/RX INDICATOR ➥ Lights red: while transmitting ➥ Lights green: while the channel is busy ➥...
I Programmable function keys The following functions can be assigned to [P0], [P1], [P2] and [P3] programmable function keys. Consult your Icom Dealer or System operator for details con- cerning your transceiver’s programming. In the following explanations, programmable function names are bracketed.
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¡ ¡ MONITOR KEY Activates one of (or two of) the following functions MONI on each channel independently: • Push and hold the key to unmute the channel (audio is emitted; ‘Audible’ condition). • Push the key to toggle the mute and unmute condi- tions (toggles ‘Audible’...
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PANEL DESCRIPTION ¡ ¡ EMERGENCY KEY Push and hold the key to transmit an emergency call. EMER • If you want to cancel the emergency call, push and hold (or push) the key again before trans- mitting the call. • Depending on the pre-setting, the emergency call is transmitted one time only, or repeatedly, until receiving a control code.
I Turning power ON q Push [ ] to turn the power ON. w If the transceiver is programmed for a start up passcode, input the digit codes as directed by your Dealer. • The keys in the table below can be used for password input: •...
OPERATION I Receiving and transmitting RECEIVING: q Push [POWER] to turn the power ON. w Push [CH UP] or [CH DN] to select a channel. e When receiving a call, adjust the audio output level to a comfortable listening level. TRANSMITTING: r Take the microphone off hook.
D Scrambler function The UT-109 (#02) or UT-110 (#02) optional voice scrambler unit provides high performance private communication between stations with the same scrambler codes. q Push and hold [SCRM] to turn the scrambler function ON. w Push [SCRM] to turn the function OFF. D User set mode User set mode is accessed at power ON and allows you to set seldom-changed settings.
CONNECTION AND MAINTENANCE I Rear panel and connection q Antenna To the antenna connector Optional cable (OPC-617) Optional speaker (SP-22) R C A U T I O N ! N E V E R r e- move the fuse-holder from the DC power cable.
q ANTENNA CONNECTOR Connects to an antenna. Ask your Dealer about antenna selection and placement. w MICROPHONE HANGER Connect the supplied microphone hanger to the vehicle’s ground for microphone on/off hook functions. (See p. 1) e DC POWER RECEPTACLE Connects to a 12 V DC battery. Pay attention to polarities. NEVER connect to a 24 V battery.
CONNECTION AND MAINTENANCE I Mounting the transceiver The universal mounting bracket supplied with your transceiv- er allows overhead mounting. • Mount the transceiver securely with the 4 supplied screws to a thick surface which can support more than 1.5 kg. Flat washer Spring washer When using...
I Optional UT-109 /UT-110 installation q Turn the power OFF, then disconnect the DC power cable. w Unscrew the 4 screws, then remove the bottom cover. e Cut the pattern on the PCB at the TX mic circuit (MIC) and RX AF circuit (DISC) as shown below.
CONNECTION AND MAINTENANCE I Antenna A key element in the performance of any communication sys- tem is an antenna. Ask your Dealer about antennas and the best places to mount them. I Fuse replacement A fuse is installed in the supplied DC power cable. If a fuse blows or the transceiver stops functioning, track down the source of the problem, if possible, and replace the damaged fuse with a new rated one.
You can cause the radio to transmit by press- ing the “PTT” switch. Electromagnetic Interference/Compatibility During transmissions, your Icom radio generates RF energy that can possibly cause interference with other devices or systems. To avoid such interference, turn off the radio in areas where signs are posted to do so.
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