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Icom IC-718 Instruction Manual

Summary of IC-718

  • Page 1

    Instruction manual hf all band transceiver i718.

  • Page 2

    I important read all instructions carefully and com- pletely before using the transceiver. Save this instruction manual — this instruction manual contains basic operating instruc- tions for the ic-718. Explicit definitions word definition r danger! Personal death, serious injury or an ex- plosion ma...

  • Page 3

    Ii do not operate or place the radio in areas with temperatures below –10°c (+14°f) or above +60°c (+140°f). Be aware that temperatures on a vehicle’s dashboard can exceed +80°c (+176°f) in direct sunlight, result- ing in permanent damage to the radio if left there for extended periods. Do not place...

  • Page 4

    Iii q w e r the transceiver comes with the following accessories. Qty. Q dc power cable ................................................... 1 w hand microphone (hm-36) ................................. 1 e fuse (fgb 4 a; internal fuse) ............................. 1 r fuse (atq 25 a; for dc cable) ...

  • Page 5: Table of Contents

    1 1 table of contents important ............................................................ I explicit definitions .......................................... I precautions ..................................................... I–ii fcc information ................................................ Ii ...

  • Page 6: Panel Description

    Q power switch [pwr] ➥ push momentarily to turn on the power. • first, confi rm the optional dc power supply is on. ➥ hold down for 1 second to turn off the power. ➥ while holding down [set], push [pwr] to enter the initial set mode. (p. 41) w microphone connector [mic] connect supplied or optional ...

  • Page 7

    3 2 panel description !2 memory channel (band) up/down switches [ √ dn]/[up ∫ ] (p. 35) ➥ push one or more times to select a memory channel, while “memo” is blinking. ➥ push to select a band. ➥ push to select an item in the quick/initial set mode. !3 attenuator switch [att] (p. 22) push to turn the ...

  • Page 8: Front Panel

    4 2 panel description @2 vfo/memory switch/1 [v/m•1] (pp. 16, 35) push to toggle the operating mode between vfo and memory. @3 memory write switch/4 [mw•4] (p. 36) hold down for 1 second to enter the displayed fre- quency and operating mode into the selected mem- ory channel. @4 split switch/7 [spl•...

  • Page 9: Function Display

    Q lock icon (p. 19) displayed when the dial lock function is in use. W receive icon displayed while receiving a signal or when the squelch is open. E tune icon displayed while the automatic tuning function is in use. R transmit icon displayed while transmitting. T function icons ➥ “p.Amp” is display...

  • Page 10: Rear Panel

    6 2 panel description q antenna connector [ant] (p. 10) connects to a 50 Ω antenna with a pl-259 plug connector and a 50 Ω coaxial cable. W dc power socket [dc 13.8v] (p. 12) connects to a 13.8 v dc source through the sup- plied dc power cable. E tuner control socket [tuner] (p. 14) connects to the ...

  • Page 11

    7 2 panel description d acc socket information • acc socket acc pin # name description specifications 1 8 v regulated 8 v output. Output voltage: 8 v ±0.3 v output current: less than 10 ma 2 gnd connects to ground. — 3 send input/output pin. Goes to ground when transmitting. When grounded, transmits...

  • Page 12: Microphone (Hm-36)

    8 2 panel description q up/down switches [up]/[dn] change the selected readout frequency or memory channel. • holding down continuously changes the frequency or memory channel number. • the [up]/[dn] switch can simulate a key paddle. Preset in cw paddl in the initial set mode. (p. 31) w ptt switch p...

  • Page 13: Installation and Connections

    3 9 installation and connections unpacking after unpacking, immediately report any damage to the delivering carrier or dealer. Keep the shipping cartons. For a description and a diagram of accessory equip- ment included with the ic-718, see ‘supplied accesso- ries’ on page 1 of this manual. Selectin...

  • Page 14: Required Connections

    10 3 installation and connections required connections mic i718 phones rf/sql af shift rit lock mode fil ts pwr tuner y z comp p.Amp up nb att set ch dn ent f-inp v/m 1 mw 4 a=b 2 m-cl 5 scn 8 anf 0 nr . A/b 3 vox 9 7 spl m v 6 microphones (p. 55) sm-30 hm-36 sm-50 • front panel (microphone) • rear ...

  • Page 15: Advanced Connections

    11 3 installation and connections advanced connections mic i c- 718 phones rf/sql af shift rit lock mode fil ts pwr tuner y z comp p.Amp up nb att set ch dn ent f-inp v/m 1 mw 4 a=b 2 m-cl 5 scn 8 anf 0 nr . A/b 3 vox 9 7 spl m v 6 mic the afsk modulation signal can be input from [mic]. (p. 33) head...

  • Page 16: Connecting The Power Supply

    12 3 installation and connections connecting the power supply use an optional ps-126 dc power supply w hen op- erating the ic-718 with ac power. Refer to the dia- grams below. Caution: before connecting the dc power cable, check the following important items. Make sure: • the [power] switch is off. ...

  • Page 17

    13 3 installation and connections connecting a linear amplifi er connecting the ic-pw1/euro 1 2 3 4 8 7 6 5 9 10 11 12 13 ant acc-1 acc remote remote input1 gnd gnd ic-pw1/euro ic-718 ground to an ac outlet non-european versions: 100 v to 120 v/220 v to 240 v european version: 230 v coaxial cable (s...

  • Page 18: External Antenna Tuners

    Connecting the at-180 (p. 29) do not connect an at-180 and ah-4 or ah-740 at the same time. Both tuners will not function cor- rectly. When connecting the at-180, turn off the ic- 718’s power, otherwise, the cpu may malfunction and the at-180 may not function properly. 14 3 installation and connecti...

  • Page 19: Frequency Settings

    4 15 frequency settings initial settings after resetting the transceiver, set the controls and switches as shown in the fi gure below. [pwr] [ z dn] [up y ] [meter]: po [lock]: off [power]: off [p.Amp], [att]: off [rit]: center [if shift]: center [af]: max. Counter clockwise [rf/sql]: 12 o’clock [nb...

  • Page 20: Vfo Description

    16 4 frequency settings vfo description vfo is an abbreviation of variable frequency oscilla- tor, and traditionally refers to an oscillator. The ic-718 vfos can store frequencies and operat- ing modes you can set a desired frequency in the vfo with the [main dial], the keypad or the memory copy fun...

  • Page 21: Frequency Setting

    D entering a frequency from the keypad the transceiver has a keypad for direct frequency entry. Q push [f-inp/ent]. W enter an operating frequency with the numeric keys on the keypad. • push [•] to enter “•” (decimal point) between the mhz and khz digits. • to cancel the input, push [set] (or any ke...

  • Page 22

    18 4 frequency settings d band selection all hf ham bands and a general coverage receiver band are included in the ic-718. ➥ push [up ∫ ] or [ √ dn] to select a desired band. • holding down [up ∫ ] or [ √ dn] continuously scrolls through the selectable bands. Note: for example, if 6.10000 mhz is reg...

  • Page 23: Dial Lock Function

    19 4 frequency settings 10 hz tuning 1 hz tuning push hold down for 1 second programmable step tuning (100 hz –100 khz) selectable for each mode. Push hold down for 1 second hold down for 1 second [ts] switch flow chart dial lock function the dial lock function electronically locks [main dial]. ➥ pu...

  • Page 24: Mode Selection

    5 20 mode selection you can use the following modes in the ic-718: ssb (lsb/usb), cw, cw rev (cw reverse), rtty, rtty rev (rtty reverse) and am. ➥ push [mode] one or more times to select the de- sired operating mode. ➥ hold down [mode] for 1 second to toggle between usb and lsb. (ssb mode only) ➥ ho...

  • Page 25: Function For Receive

    21 5 receive and transmit function for receive the if shift function electronically narrows the pass- band frequency of the intermediate frequency (if) and cuts out higher or lower frequency components of the if to reject interference. The function shifts the if fre- quency up to ±1.2 khz in the ssb...

  • Page 26

    22 5 receive and transmit ï attenuator the attenuator prevents desired signals from distort- ing when the receive signal is very strong or when very strong electric fi elds, such as from broadcasting sta- tions, are near your location. ➥ each push of [att] toggles the 20 db attenuator function on or...

  • Page 27: Dsp Function

    23 5 receive and transmit ï anf (automatic notch filter) function when an optional ut-106 is installed, the auto notch function can be used. Also, dsp appears in the func- tion display. The function automatically attenuates more than 3 beat tones, tuning signals and so on, even if they are moving. T...

  • Page 28: Filter Selection

    24 5 receive and transmit filter selection the fi lter selection adjusts the if bandpass width, as shown in the table to the right. The filter selection is automatically memorized in each mode. Q select the desired mode with the mode keys. W push [fil] one or more times to select the desired fi lter...

  • Page 29: Filter Setting

    25 5 receive and transmit filter setting when an optional fi lter is installed, set the optional fi l- ters in the initial set mode. Optional fi lters are not se- lected by default. (p. 47) d optional fi lter setting q while holding down [set], push [power] to enter the initial set mode. W push [up ...

  • Page 30: Split Frequency Operation

    26 5 receive and transmit split frequency operation split frequency operation allows you to transmit and receive on two different frequencies. Split frequency operation uses two frequencies, one in vfo a and the other in vfo b. The following is an example of setting 7.057 mhz, cw mode in vfo a (for ...

  • Page 31: Function For Transmit

    27 5 receive and transmit ï meter function the bar meter in the function display acts as an s-meter (for relative signal strength) during receive, and can be set to one of three functions during trans- mit. • push [set] one or more times to select the po, alc and swr meter mode. Display indication m...

  • Page 32

    28 5 receive and transmit the ic-718 has a built-in, low distortion mic compres- sor circuit. This circuit increases your average talk power in the ssb mode, and is especially useful for dx’ing when the receiving station is having diffi culty receiving your signal. Q select usb or lsb mode. W select...

  • Page 33

    The at-180 automatic antenna tuner automatically matches the ic-718 to the antenna. Once the tuner matches the antenna, the tuning settings are memo- rized as a preset point for each frequency range (100 khz steps). Therefore, when you change the frequency range, the tuning circuits are automaticall...

  • Page 34

    30 5 receive and transmit r danger! High voltage! Never touch the antenna element while tuning or transmitting. Always place it in a secure place. Never operate the ah-4 or ah-740 without an an- tenna connected. The tuner and transceiver will be damaged. Never operate the ah-4 or ah-740 if it is not...

  • Page 35: Function For Cw

    31 5 receive and transmit function for cw ï connection for cw 1 2 3 4 8 7 6 5 9 10 11 12 13 paddle [elec key] [microphone] see page 32 for connection details: paddle operation from the front panel mic connector. Straight key microphone initial set mode setting (p. 45) 4 8 12 [acc] 1 2 3 7 6 5 9 10 1...

  • Page 36

    32 5 receive and transmit ï cw pitch control the received cw tone pitch and monitored cw tone pitch can be adjusted to suit your preferences (300 to 900 hz) without changing your transmitting frequency. Q hold down [set] for 1 second to enter the quick set mode. W push [up ∫ ]/[ √ dn] one or more ti...

  • Page 37: Function For Rtty

    33 5 receive and transmit function for rtty ï connection for rtty (fsk) rear panel tu or tnc pc rear panel view use either the acc or one of the two 1 / 8 plugs. * 1 connect the sql line when required. Sql* 1 af out send gnd fsk gnd af 2 conductor 3.5 mm ( 1 / 8 ”) plug [a cc] [ext sp] 1 2 3 4 5 6 7...

  • Page 38

    34 5 receive and transmit ï rtty (fsk) operation q connect a terminal unit as described on page 34. W select the rtty (or rtty-r) mode by pushing [mode]. E select the desired mark and shift frequencies as described below. R set the desired operating frequency with the main dial. T start using the pc...

  • Page 39: Memory Operation

    6 memory operation 35 memory channels the transceiver has 101 memory channels. The mem- ory mode is very useful for quickly changing to often- used frequencies. All 101 memory channels are tunable, which means the entered frequency can be tuned temporarily with [dial] in the memory mode. Memory chan...

  • Page 40: Memory Channel Entry

    6 memory operation 36 memory channel entry can be performed either in the vfo mode or in the memory mode. Memory channel entry d entering data in the memory mode q select the desired memory channel by pushing [up y ] or [ z dn] in the memory mode. • “blank” appears if the selected memory channel is ...

  • Page 41: Transferring Data to The Vfo

    6 memory operation 37 transferring data to the vfo the frequency and operating mode in a memory chan- nel can be transferred to the vfo. Transferring data can be performed in either the vfo or memory mode. D transferring in vfo mode this is useful for transferring entered contents to the vfo. Q sele...

  • Page 42: Memory Clearing

    6 memory operation 38 memory clearing any unnecessary memory channels can be cleared. The cleared memory channels become blank chan- nels. Q select the memory mode by pushing [v/m]. W push [ch], then select the memory channel to be cleared by pushing [up y ] or [ z dn]. E hold down [m-cl] for 1 seco...

  • Page 43: Scans

    Scans 7 39 scan types preparation • channels for programmed scan/auto memory write scan: enter scan edge frequencies into scan edge memory channels p1 and p2. For a memory scan:- enter 2 or more memory channels except scan edge memory channels. • scan resume on/off you can select the scan to resume ...

  • Page 44: Programmed Scan Operation

    7 scans 40 programmed scan operation q select the vfo mode by pushing [v/m]. W select the desired operating mode. • the operating mode can also be changed while scan- ning. E set [rf/sql] open or closed. • see the previous page for scan details. • if the [rf/sql] control function is set as rf contro...

  • Page 45: Set Mode

    8 41 set mode general the set mode is used for programming infrequently changed values or conditions of functions. The ic-718 has 2 separate set modes: quick set mode and initial set mode . D quick set mode operation q while power is on, hold down [set] for 1 second. • the quick set mode is selected...

  • Page 46: Quick Set Mode Items

    42 8 set mode • rf power this item adjusts the rf output power. The rf output power can be adjusted from l, 1 to 99 and h. •the default is h (maximum power). Note that while adjusting the output power, the power meter is automatically displayed. • mic gain this item adjusts microphone gain from 0 to...

  • Page 47

    8 set mode 43 • bk-in delay this item adjusts break-in delay time for cw semi break- in operation from 2.0 to 13 (dots). The default is 7. • key speed this item adjusts the cw keying speed from 6 to 60* wpm. The default is 20 wpm. * some speeds between 6 and 60 cannot be selected. • key ratio this i...

  • Page 48: Initial Set Mode Items

    8 set mode 44 • mode select this item allows you to simplify operation by inhibiting any unneeded operating modes. For example if you only use the lsb and usb modes, use “mode selection” to inhibit access to all other modes (cw, rtty and am), therefore selecting lsb and usb is quick and easy. The de...

  • Page 49

    8 set mode 45 • meter peak hold this item selects meter peak hold function on or off. The default is “on” (on). • scan resume this item sets the scan resume function on or off. On: scan resumes 10 seconds after stopping on a signal or 2 seconds after a signal disappears. Off: scan does not resume af...

  • Page 50

    8 set mode 46 • tuner type this item selects optional antenna tuner type. Select from the following options. • no: no optional tuner connected. • 4: the optional ah-4 antenna tuner. ( select this type also when using the optional ah-740.) • 18: the optional at-180 antenna tuner. The default is “no.”...

  • Page 51

    8 set mode 47 • ci-v address to distinguish it from other equipment, each ci-v capable transceiver has its own icom standard address in hexadec- imal code. The ic-718’s address is 5e. When 2 or more ic-718s are connected to an optional ct-17 ci-v level converter , rotate the main dial to select a di...

  • Page 52: Installation and Connections

    9 48 installation and connections opening the transceiver’s case follow the case and cover opening procedures shown here when you want to install an optional unit or adjust an internal unit, and so on. Caution: disconnect the dc power cable from the ic-718 before performing any work on the transceiv...

  • Page 53: Cr-338

    49 9 installation and connections cr-338 high stability crystal unit the cr-338 improves the total frequency stability of the receiver. Installation q remove the bottom cover as shown in the dia- gram before. W disconnect w2 from j4401 (main unit) and w3 from j4201 (main unit). E remove the 9 screws...

  • Page 54: Ut-106

    50 9 installation and connections ut-106 dsp receive unit optional if fi lters the ut-106 provides af dsp functions such as noise reduction and auto notch. Installation q remove the bottom cover. W slide the insulating case onto the ut-106 as shown to the right. (fig. 1) e remove the connection cabl...

  • Page 55: At-180

    51 9 installation and connections the optional at-180 has 3 operating settings. Select the suitable setting for your antenna system. Q remove the top cover of the at-180. W set the tuner switches to the desired positions according to the table below. • specifications for the at-180 • frequency cover...

  • Page 56: Maintenance

    10 52 maintenance troubleshooting the following chart is designed to help you correct problems which are not equipment malfunctions. If you are not able to locate the cause of a problem or solve it through the use of this chart, contact your nearest icom dealer or service center. Problem possible ca...

  • Page 57: Fuse Replacement

    53 10 maintenance circuitry fuse replacement the 13.8 v dc from the dc power source is applied to all units in the ic-718 through the circuitry fuse. This fuse is in the main unit. Q remove the top cover as shown on page 48. W replace the circuitry fuse as shown in the diagram to the right. E replac...

  • Page 58: Specifications

    11 54 specifications d general • frequency coverage: receive 0.03–29.999999 mhz* 1 transmit 1.800– 1.999999 mhz* 2 3.500– 3.999999 mhz* 2 7.000– 7.300000 mhz 10.100–10.150000 mhz 14.000–14.350000 mhz 18.068–18.168000 mhz 21.000–21.450000 mhz 24.890–24.990000 mhz 28.000–29.700000 mhz * 1 guaranteed r...

  • Page 59: Options

    At-180 hf + 50 mhz automatic antenna tuner fully automatic antenna tuner with preset memories for each 100 khz. Unique “automatic tuner on ” func- tion is available. See p. 51 for at-180 specifi cations. 12 55 options ic-pw1/euro hf + 50 mhz 1 kw liner amplifier full-duty 1 kw linear am- plifi er in...

  • Page 60

    56 12 options opc-599 adapter cable 13-pin, acc connector to 7-pin + 8-pin acc connector. Ah-5nv nvis kit approximately 4.5 m (14.8 ft) long antenna for the ah-740. Frequency coverage with ah-740: 2.2 mhz – 29.9999 mhz ut-106 dsp receive unit provides af dsp functions such as noise reduction and aut...

  • Page 61: Control Command

    13 57 control command • ci-v connection example up to 4 icom ci-v transceivers or receivers can be connected through an optional ct-17 ci-v level converter to a personal computer with an rs-232c port or through a rs-232 to usb converter. The icom communications interface-v (ci-v) controls the follow...

  • Page 62

    58 13 control command • command table sub command command description — 00 send frequency data 01 send mode data — 03 read frequencies — 04 read operating mode 05 set operating frequency 00 01 a0 b0 set vfo set vfo a set vfo b vfo a=b vfo a b 07 — 0b memory clear 00 01 d0 d3 0e scan stop prog/memo s...

  • Page 63: Installation Notes

    14 59 installation notes for amateur base station installations, it is recommended that the forwards clearance in front of the antenna array is calculated relative to the eirp (effective isotropic radiated power). The clearance height below the antenna array can be determined in most cases from the ...

  • Page 64: Index

    60 index numbers 1 hz and 10 hz tuning steps .................................. 19 a acc socket information ................................ 7 advanced connections .......................................... 11 ah-4 setting example ............................................ 29 am noise blanker .......

  • Page 65

    61 index 61 i if shift function ....................................................... 21 if shift operation example ......................... 21 important ............................................................. Ii initial set mode items ............................................. 44 initia...

  • Page 66

    62 index side-tone level ........................................................ 44 specifications .................................................. 54 speech language .................................................... 46 speech s-meter level ............................................. 46 spee...

  • Page 67

    Memo.

  • Page 68

    Memo.

  • Page 69

    Memo.

  • Page 70

    Memo.

  • Page 71

    Memo.

  • Page 72

    1-1-32 kamiminami, hirano-ku, osaka 547-0003, japan a-5649d-1ex- i printed in japan © 2000–2015 icom inc. At fi it pl gb ro be fr lv pt is tr cy de lt sk li hr cz gr lu si no dk hu mt es ch ee ie nl se bg ic-718 #43 (europe) printed on recycle paper with soy ink..