User manual ICOM IC-4SRE

[. . . ] Backlighting and contrast can be adjusted to suit your preferences.  Simple operation Ergonomic design with a minimum number of switches and controls provides simple intuitive operation. EXPLICIT DEFINITIONS DEFINITION Personal injury, fire hazard or electric shock RWARNING may occur. CAUTION NOTE i Equipment damage may occur. No risk of personal injury, fire or electric shock. NEVER connect the transceiver to an AC outlet. [. . . ] 12, 13) !1 CHANNEL INDICATOR · Indicates the selected operating channel number. 5) · In set mode, indicates the selected condition. 5) · "USA" shows that USA channels are selected. (UK and Italy version only) · "INT" shows that international channels are selected. 11) Appears when a tag channel is selected. TX BUSY CALL LOW BATT !3 !2 TAG USA INT SCAN DUAL TRI DUP !1 !0 q TRANSMIT INDICATOR Appears while transmitting. 7) w BUSY INDICATOR Appears when receiving a signal or when the squelch level is set to the "OFF" position. 7) e CALL CHANNEL INDICATOR Appears when the call channel is selected. 7) Shows that low output power is selected. t LOW BATTERY INDICATOR Blinks when the battery voltage drops to approx. The attached Ni-Cd batteries require charging in this case. 6) Appears while the lock function activated. Refer to the previous page for details. IMPORTANT: To maximize the readability of your transmitted signal, pause a few sec. after pushing [PTT], hold the microphone 5 to 10 cm (2 to 4 inches) from your mouth and speak at a normal voice level. NOTE: The transceiver has a power save function to conserve the battery power and cannot be turned OFF. The power save function activates automatically when no signal is received for 5 sec. w Push [ ]/[ ] to select the desired channel. q Set volume · When receiving a signal, BUSY appears and audio is emitted from the speaker. · Further adjustment of [OFF/VOL] may be necessary at this point. e Push [H/L] to select the output power if necessary. · "LOW" appears when low power is selected. · Choose low power to conserve battery power, choose high power for longer distance communications. · Some channels are for low power only. r Push to transmit t Release to receive e Set output power r Push and hold [PTT] to transmit, then speak into the microphone. · TX appears. · If a signal is received on the call channel during tri-watch, triwatch becomes dualwatch until the signal disappears. · To transmit on the selected channel during dualwatch/tri-watch, push and hold [PTT]. BUSY TAG TRI DUP INT Signal received on channel 16 takes priority. Tri-watch resumes after the signal disappears. TAG TRI DUP INT 9 5 SCAN OPERATION I Scan types Scanning is an efficient way to locate signals quickly over a wide frequency range. [. . . ] D Handstrap Slide the handstrap through the loop on the side of the transceiver as illustrated at right. Facilitates carrying. 16 TROUBLESHOOTING PROBLEM No power comes ON. Transmitting is impossible, or high power can not be selected. POSSIBLE CAUSE · The battery is exhausted. [. . . ]