User manual ICOM IC-821H

[. . . ] NEVER operate the transceiver with a headset or other audio accessories at high volume levels. EXPLICIT DEFINITIONS DEFINITION Personal injury, fire hazard or electric shock RWARNING may occur. NEVER short the terminals of the battery pack. DO NOT push PTT when not actually desiring to transmit. AVOID using or placing the transceiver in direct sunlight or in areas with temperatures below +22°F (­30°C) or above +140°F (+60°C). The basic operations, transmission and reception of the transceiver are guaranteed within the specified operating temperature range. [. . . ] 9 for details of password input. PHONE REQUEST KEY Push to turn the phone call function ON and OFF in the operating channel. 7 2 PANEL DESCRIPTION USER SET MODE KEY Push for 1 sec. Push this key momentarily in the User set mode to select the function, and push [CH Up] or [CH Down] to change the setting. This function can be used for situations such as a security alarm for example. SELECT MODE KEY (available for Passport/LTR only) Push to select the operating mode from System or Talk Group. · System channel and talk group selection q Push [Select Mode] to select the operating mode from System or Talk Group. w Then push [UP] or [DOWN] to select the desired system channel or talk group, in sequence. ROAM REQUEST KEY Push to return to the home site. This function inhibits automatic roaming, and can be useful when the transceiver is out of the communication area such as on a subway or in an elevator. EMERGENCY SINGLE/REPEAT KEY Push for the specified time period to select the emergency channel and automatically send a DTMF emergency signal once or repeatedly. The compander function reduces noise components from the transmitted audio to provide clear communication. 8 BASIC OPERATION I Turning power ON q Rotate [VOL] to turn the power ON. w When a call is received; ·" " and the calling station name/ID appear. D Phone call q Push [UP] or [DOWN], or rotate [ROTARY SELECTOR] to select the Passport system channel or talk group. w When a phone call is received (transceiver rings), push and hold [PTT], then speak into the microphone at a normal voice level. ·" " blinks and calling station name/ID appears for 1 sec. w Push [Select call] to mute the channel. ·" " appears. r Push [#] while pushing [PTT] to finish the communication. e When receiving a call, the calling station name appears and a beep is emitted. Then the mute is released. ·" " disappears. 13 5 LTR OPERATION I Transmitting a call D Group call q Push [UP] or [DOWN], or rotate [ROTARY SELECTOR] to select the LTR system channel or talk group. w While pushing and holding [PTT], speak into the microphone at a normal voice level after a beep is emitted. · If an error beep is emitted, release [PTT]. · The beep can be turned OFF in User set mode. D Selective call (DTMF call) --Optional UT-108 is required-- q Push [UP] or [DOWN], or rotate [ROTARY SELECTOR] to select the LTR system channel or talk group. r Push [PTT] to transmit the selected DTMF code in the selected DTMF channel. · Push [Send DTMF] to cancel the DTMF transmission. 14 CONVENTIONAL OPERATION I Receiving and transmitting NOTE: Transmitting without an antenna may damage the transceiver. w Push [UP] or [DOWN], or rotate [ROTARY SELECTOR] to select the conventional system channel, in sequence. e When receiving a call, adjust the audio output level to a comfortable listening level. Transmitting: Wait for the channel to become clear to avoid interference. q While pushing and holding [PTT], speak into the microphone at a normal voice level. Hold the microphone 5 to 10 cm (2 to 4 inches) from your mouth, then speak into the microphone at a normal voice level. 6 D Transmitting notes · Transmit inhibit function The transceiver has several inhibit functions which restrict transmission under the following conditions: - Channel is busy. [. . . ] · UT-113 MAN DOWN UNIT Provides a measure of safety when working in a hazardous environment, etc. D CHARGERS ·BC-119N DESKTOP CHARGER + AD-106 CHARGER ADAPTER + BC-145 AC ADAPTER For rapid charging of battery packs. ·BC-121N MULTI-CHARGER + AD-106 CHARGER ADAPTER (6 pcs. ) + BC-124 AC ADAPTER For rapid charging of up to 6 battery packs (six AD-106's are required) simultaneously. 3 hours when BP-232 is attached. D DC CABLES · CP-17L CIGARETTE LIGHTER CABLE Allows charging of the battery pack through a 12 V cigarette lighter socket. (For BC-119N) · OPC-515L/OPC-656 DC POWER CABLES Allows charging of the battery pack using a 13. 8 V power source instead of the AC adapter. [. . . ]