User manual ICOM IC-449A-E

[. . . ] In this case, the transceiver alerts you via beeps. 15) i I WEATHER-RESISTANT* CONSTRUCTION Weather-resistant* construction is employed, and this unit can be used in a wide range of applications. *Meets JIS water-protection specification grade 4. I GROUP MODE (BUILT-IN CTCSS: Continuous Tone Coded Squelch System) CTCSS encoder/decoder are standard, providing quiet stand-by. Audio (voice) signals are output only when a signal with matched CTCSS tone signal is received. [. . . ] r AUTO POWER OFF INDICATOR Appears while the auto power off function is ON. t LOW BATTERY INDICATOR Appears or blinks when the battery decreases to a specified level. y GROUP NUMBER INDICATOR Indicates the selected group number during the group function ON. u CHANNEL NUMBER INDICATOR Indicates the selected operating channel number. i POWER ON INDICATOR Appears while the power is ON. o ANSWER BACK INDICATOR Appears when you and your group are in the conversation area. Blinks when you or your group is out of the conversation area. !0 TRANSMIT INDICATOR Appears during PTT ON. 4 BATTERY CHARGING I Battery caution CAUTION NEVER short the terminals. NEVER mix old and new batteries. 3 2 3 NEVER incinerate used battery cells. Internal battery gas may cause explosion. Make sure all battery cells are the same brand, type and capacity. [Y] To keep the automatic selection, release the [Y] or [Z] keys then [Z] push and hold them again. · When displayed channel stops at channel number "1, " a beep is emitted. NOTE: · The transceiver has 8 operating frequency channels. · The selected channel is memorised when the transceiver is turned off. 4 9 5 RECEIVE AND TRANSMIT q Select the desired operating channel with [Y]/[Z]. When a signal is received: · " " indicator appears on the display. · Squelch opens and audio is emitted from the speaker. [Y] - Further adjustment of [VOL] may be necessary at this point. [Z] w Push and hold [PTT] to transmit then speak into the microphone. · Do not hold the transceiver too Appears close to your mouth or speak too loudly. · The transmit indicator " " appears on the display. e Release [PTT] to return to receive. 67. 0 71. 9 74. 4 77. 0 79. 7 82. 5 85. 4 88. 5 91. 5 94. 8 CH 11 12 13 14 15 16 17 18 19 20 Freq. 97. 4 100. 0 103. 5 107. 2 110. 9 114. 8 118. 8 123. 0 127. 3 131. 8 CH 21 22 23 24 25 26 27 28 29 30 Freq. [. . . ] D Switch action SWITCH A B UP NORMAL Smart-Ring Open squelch Change the operating channel number up. Change the operating channel number down. While holding HM-75A's [PTT] No function No function Smart-Ring 9 Call-Ring DOWN PTT switch A B Lock switch: Locks all switches except [PTT] OFF LOCK ON Earphone jack 21 10 SPECIFICATIONS GENERAL · Frequency coverage : 446. 00625­446. 09375 MHz · No. : 8 (simplex) · Mode : 8K50F3E (FM) · Frequency stability : ±5. 6 ppm; ±2. 5 kHz · Frequency resolution : 12. 5 kHz · Power supply requirement : 3 AA (R6) alkaline, BP-202, BC-149D (negative ground) or CP-18E · Current drain : Less than 500 mA · Operating temp. [. . . ]