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Icom IC-R2 Instruction Manual

Other manuals for IC-R2: Service Manual, Instruction Manual
Manual is about: COMMUNICATIONS RECEIVER

Summary of IC-R2

  • Page 1

    Instruction manual this device complies with part 15 of the fcc rules. Operation is sub- ject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Ir2...

  • Page 2

    I foreword read all instructions carefully and completely before using the receiver. Save this instruction manual — this in- struction manual contains important operating instructions for the ic-r2. Explicit definitions the explicit definitions below apply to this instruction manual. Cautions r warn...

  • Page 3

    Ii supplied accessories accessories included with the receiver: qty. Q antenna (fa-s270c) ...................................................... 1 w handstrap ....................................................................... 1 e belt clip ..........................................................

  • Page 4

    Foreword ...................................... I explicit definitions ................... I cautions ......................................... I supplied accessories .............. Ii operating theory ...................... Ii operating notes ........................ Ii table of contents .............

  • Page 5: Accessory Attachment

    1 1 accessory attachment d antenna insert the supplied antenna into the an- tenna connector and screw down the an- tenna as shown at right. Keep the jack cover attached when jack is not in use to avoid bad contacts from dust and moisture. Commercially available antennas may increase receiver per- fo...

  • Page 6: Panel Description

    ■ panel description q antenna connector (p. 1) connects the supplied antenna. • an optional ad-92sma is available for connecting an antenna with a bnc connector. W monitor switch [sql] (pgs. 10, 27) ➥ push and hold to temporarily open the squelch and monitor the operating frequency. (default behavio...

  • Page 7

    3 2 panel description t volume control switches [vol y ]/[vol z ] ➥ push to adjust the audio level. (p. 10) ➥ push [func] + either switch to start a scan. (p. 16) ➥ push [func] + either switch for 2 sec. To start a tone scan. (p. 23) y vfo/memory switch [v/m (mw)] ➥ toggles between vfo and memory mo...

  • Page 8: Function Display

    4 2 panel description ■ function display q receive mode indicators (p. 11) show the receive mode. • am, fm and wfm are available. W duplex indicators (p. 24) appear when semi-duplex operation (repeater operation) is in use. • “– dup” appears when minus duplex is selected; “dup” only, ap- pears when ...

  • Page 9

    5 2 panel description o skip scan indicator (p. 18) ➥ “skip” appears when a selected memory channel is set as a skip channel in memory mode. ➥ “p skip” appears when the skip frequency function is turned on in vfo mode; or, when the selected memory channel is set to be skipped during vfo scan (full, ...

  • Page 10: Vfo and Memory Channels

    6 3 frequency and channel setting ■ vfo and memory channels this receiver has 2 normal operating modes: vfo mode and memory mode. Vfo mode is used for setting a desired frequency within the frequency coverage. ➥ push [v/m] to select vfo mode. Memory mode is used for operation of memory channels whic...

  • Page 11: Setting A Frequency

    ■ setting a frequency q select vfo mode with [v/m]. W select the desired band with [band]. E rotate [dial] to change the frequency. • the frequency changes according to the preset tuning steps. See the right section for selecting the tuning step. • rotate [dial] while pushing [func] to change the fr...

  • Page 12: Selecting A Memory Channel

    8 3 frequency and channel setting ■ selecting a memory channel q push [v/m] to select memory mode. • “ x ” appears when a memory channel is selected. W rotate [dial] to change the indi- cated memory channel. • only programmed memory chan- nels can be selected. • rotate [dial] while pushing [func] to...

  • Page 13: Basic Operation

    9 4 basic operation ■ receiving make sure charged ni-cd or alkaline batteries are installed. (p. 1) q push [power] for 2 sec. To turn power on. W push [vol y ] or [vol z ] to set the desired audio level. • the frequency display shows the volume level while setting. See the next page for details. E s...

  • Page 14: Setting Volume Level

    10 4 basic operation ■ setting volume level the audio level can be adjusted through 32 levels. ➥ push [vol y ] or [vol z ] to set the desired audio level. • beep tone sounds while setting. This indicates the approximate sound level. • pushing and holding these keys change the audio level continu- ou...

  • Page 15: Receive Mode Selection

    11 4 basic operation ■ receive mode selection receive modes are determined by the physical properties of the radio signals. The receiver has 3 receive modes: fm, am and wfm modes. The mode selection is stored independently in each band and memory channels. Typically, am mode is used for the am broad...

  • Page 16: Memory Channels

    12 5 memory channels ■ general the receiver has 400 memory channels in 8 banks for stor- age of often-used frequencies. D memory channel contents the following information can be programmed into memory channels: • operating frequency (p. 7) • receive mode (p. 11) • tuning step (p. 7) • duplex direct...

  • Page 17: Programming After Selection

    13 5 memory channels ■ programming after selection q select memory mode with [v/m]. W set the memory channel to be programmed with [dial]. • rotate [dial] while pushing [func] to select a memory bank or programmed scan edge channel. • non-programmed channels cannot be selected. E push [v/m] to selec...

  • Page 18: Memory Bank Selection

    14 5 memory channels ■ memory bank selection the receiver has 400 memory channels in 8 banks for stor- age of often-used frequencies. Q select memory mode with [v/m]. W rotate [dial] while pushing [func] to select the desired memory banks. • “1” – “3” indicate memory banks 1 to 3; “ ♦ ” indicates me...

  • Page 19: Scan Operation

    15 6 scan operation ■ scan types up to 25 programmed scan ranges, full scan, band scan and memory bank scan provide scanning versatility. Each scan can have skip channels programmed. Full scan (p. 16) repeatedly scans all fre- quencies over the entire receiver range. U.S.A. Version cannot receive so...

  • Page 20: Full/band/programmed Scan

    16 6 scan operation ■ full/band/programmed scan q select vfo mode with [v/m]. W make sure the squelch is set to the threshold point. • select automatic squelch (auto) or a level (1–9) where the noise is just muted. (p. 10) e select the desired scan range, if desired. ➥ select scan edges in scan edge...

  • Page 21: Selecting Scan Edges

    17 6 scan operation ■ selecting scan edges the scanning range can be set to all frequencies (full scan), a selected band or between two user-programmed frequencies (programmed scan). The programmed scan edges can be programmed in the same manner as programming regular memory channels. Program the de...

  • Page 22: Skip Channel Setting

    18 6 scan operation ■ skip channel setting memory channels can be set to be skipped for memory skip scan. In addition, memory channels can be set to be skipped for both memory skip scan and frequency skip scan. These are useful to speedup the scan interval. Q select memory mode with [v/m]. W rotate ...

  • Page 23: Frequency Skip Function

    19 6 scan operation ■ frequency skip function d programming a skip frequency unwanted frequencies can be skipped and programmed as skip channels when full scan, band scan or programmed scan is pausing. Q start full scan, band scan or programmed scan. (p. 16) w while receiving an unwanted signal and ...

  • Page 24: Priority Watch

    20 7 priority watch ■ priority watch types priority watch checks for signals on a frequency every 5 sec. While operating on a vfo frequency or scanning. The receiver has 3 priority watch types to suit your needs. In addition, you can be alerted with beeps and a flashing “ ë .” the watch resumes acco...

  • Page 25: Priority Watch Operation

    21 7 priority watch ■ priority watch operation d memory channel watch and memory scan watch q select vfo mode; then, set an operating frequency. W set the watching channel(s). For memory channel watch: select the desired memory channel. For memory scan watch: select memory mode; then, push [func] + ...

  • Page 26: Subaudible Tone  Operation

    22 8 subaudible tone operation ■ tone squelch operation d operation the tone squelch opens only when receiving a signal con- taining a matching subaudible tone. You can silently wait for calls from group members using the same tone in an ama- teur band. Q set the operating frequency. W set the desir...

  • Page 27: Pocket Beep Operation

    23 8 subaudible tone operation ■ pocket beep operation this function uses subaudible tones for calling and can be used as a “common pager” to inform you that someone has called using the same tone in an amateur band while you were away from the receiver. D waiting for a call from a specific station ...

  • Page 28: Duplex Operation

    24 9 duplex operation duplex communication uses 2 different frequencies for trans- mitting and receiving. Generally, duplex is used in communi- cation through a repeater, some utility communications, etc. During duplex operation, the transmit station frequency is shifted from the receive station fre...

  • Page 29: Other Functions

    25 10 other functions ■ set mode set mode is used for programming infrequently changed val- ues or conditions of functions. In addition, this receiver has an expanded set mode which is used for programming additional infrequently changed values or conditions of functions. When turning off the expand...

  • Page 30: Dial Select Step

    26 10 other functions ■ dial select step this receiver has a 1 mhz tuning step for quick frequency set- ting. This dial select step can be set to 100 khz, 1 mhz or 10 mhz steps, as desired. This function is not available to the broadcast band (0.495 – 1.620 mhz) except for u.S.A. And canada versions...

  • Page 31: Auto Power-Off Function

    27 10 other functions ■ auto power-off function the receiver can be set to automatically turn off after a specified period in which no switch is pushed. 120 min., 90 min., 60 min., 30 min. And off can be speci- fied. The specified period is retained even when the receiver is turned off by the auto p...

  • Page 32: Dial Speed Acceleration

    28 10 other functions ■ dial speed acceleration the dial speed acceleration automatically speeds up the tun- ing dial speed when rotating the [dial] rapidly. Q push [v/m] for 2 sec. To enter expanded set mode. W rotate [dial] until “speed” appears. • turn the expanded set mode on for selection. (p. ...

  • Page 33: Channel Indication Mode

    29 10 other functions ■ channel indication mode channel indication mode is used to simplify operation. In this mode only pre-programmed memory channel numbers are displayed and functions are limited ([power], [sql], [vol], [lock], scanning and the tuning dial are functional). Q select memory mode wi...

  • Page 34: Partial Reset

    30 10 other functions ■ partial reset if you want to initialize the operating conditions (vfo fre- quency, vfo settings, set mode contents) without clearing the memory contents, a partial resetting function is available for the receiver. ➥ while pushing [func] and [v/m], turn power on to par- tially...

  • Page 35: Troubleshooting

    31 11 troubleshooting problem possible cause solution ref. No power comes on. • the batteries are exhausted. • the battery polarity is reversed. • replace the batteries. • check the battery polarity. P. 1 p. 1 no sound comes from the speaker. • volume level is too low. • different tone is selected w...

  • Page 36: Operation Flow Chart

    32 12 operation flow chart fm mr 30–107.995 mhz 108–135.995 mhz 136–255.095 mhz 255.1–382.095 mhz 382.1–769.795 mhz 769.8–960.095 mhz 960.1–1309.995 mhz 0.495–1.620 mhz 1.625–29.995 mhz ts skip ts skip v/m mw v/m mw band func + band band func + band v/m mw v/m mw momentarily for 2 sec. Vfo mode memo...

  • Page 37

    33 12 operation flow chart tsql backlighting (p. 11) set mode expanded set mode b tuning step (p. 7) b tuning step (p. 7) b dial select step (p. 26) b dial select step (p. 26) tone squelch (p. 22) tone squelch tone (p. 22) b duplex direction (p. 24) b offset frequency (p. 24) scan resume time (p. 18...

  • Page 38: Specifications and Options

    34 13 specifications and options d general • frequency coverage : (unit: mhz) u.S.A. Version 0.495–823.995, 849–868.995, 894–1309.995 non-u.S.A. Versions 0.495–1309.995 • mode : fm, am, wfm • no. Of memory channels : 450 (400 regular, 50 scan edges) • usable temp. Range : –10°c to +60°c; +14°f to +1...

  • Page 39

    35 13 specifications and options • selectivity : fm, am more than 15 khz/–6 db less than 30 khz/–60 db wfm more than 150 khz/–6 db • audio output power : 100 mw typ. At 10% distortion (at 3.0 v dc) with an 8 Ω load • sp connector : 3-conductor 3.5 (d) mm ( 1 ⁄ 8 ˝)/8 Ω d options bc-127a/d battery ch...

  • Page 40

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