Icom IC-718 manual

INSTR UCTION MANU AL HF ALL BAND TRANSCEIVER i718[...]

i IMPORTANT READ THIS INSTRUCTION MANUAL CAREFULLY before attempting to operate the transceiver. SAVE THIS INSTRUCTION MANUAL. Th is manual contains important safety and operating instructions for the IC-718. EXPLICIT DEFINITIONS PRECAUTIONS R WARNING HIGH VOLTAGE! NEVER attach an antenna or internal antenna connector during transmission. This may [...]

q w e r 1 1 T ABLE OF CONTENTS The transceiver comes wit h the following accessories. Qty. q DC power cable ................................................... 1 w Hand microphone (HM-36) ................................. 1 e Fuse (FGB 20 A; for DC cable) ........................... 1 r Fuse (FGB 4 A; internal use) .............................. 1 [...]

n Front panel q POWER SWITCH [PWR]  Push momentarily to turn power ON. • Turn the optional DC power supply ON in advance.  Push for 1 sec. to turn power OFF.  While pushing and holding [SET], push [PWR] to enter the initial set mode. (p. 41) w MICROPHONE CONNECTOR [MIC] Accepts supplied or optional microphone. • See p. 55 for appropria[...]

3 2 P ANEL DESCRIPTION • Push several times (or push and hold) [ √ DN]/[UP ∫ ] until desired memory channel appears. • After pushing [F-INP/ENT], push desired memory channel number from the keypad, then push [FINP/ ENT] again to select the memory channel directory. • Push [CH] to exit the memory channel select function. !2 MEMORY CHANNEL [...]

4 2 P ANEL DESCRIPTION n Front panel (continued) @2 VFO/MEMORY SWITCH/1 [V/M•1] (pgs. 16, 35)  T o g g l e s t h e o p e r a t i n g m o d e b e t w e e n V F O mode or memory mode when pushed. @3 MEMORY WRITE SWITCH/4 [MW•4] (p. 36)  Stores the displayed frequency and operating mode into the selected memory channel when pushed for 1 sec.[...]

n Function display q LOCK INDICATOR (p. 19) Appears when the dial lock function is in use. w RECEIVE INDICATOR Appears while receiving a signal or when the squelch is open. e TUNE INDICATOR Appears while the automatic tuning function is activated. r TRANSMIT INDICATOR Appears while transmitting. t FUNCTION INDICATORS  “P.AMP” appears when an[...]

6 2 P ANEL DESCRIPTION n Rear panel q ANTENNA TERMINAL [ANT] (p. 10) Connects a 50 Ω antenna with a PL-259 connector and a 50 Ω coaxial cable. w DC POWER SOCKET [DC 13.8V] (p. 12) Accepts 13.8V DC through the supplied DC power cable. e TUNER CONTROL SOCKET [TUNER] (p. 14) Accepts the control cable from an optional AH-4 AUTOMATIC ANTENNA TUNER .[...]

7 2 P ANEL DESCRIPTION D ACC SOCKET INFORMATION • A CC soc ket • When connecting the A CC con version cable (OPC-599) A CC PIN # NAME DESCRIPTION SPECIFICA TIONS COLOR 1 8 V Regulated 8 V output. Output voltage : 8 V ±0.3 V Output current : Less than 10 mA brown 2 GND Connects to ground. red 3 SEND Input/output pin. Goes to ground when transmi[...]

8 2 P ANEL DESCRIPTION n Microphone (HM-36) q UP/DOWN SWITCHES [UP]/[DN] Change the selected r eadout frequency or memory channel. • Continuous pushing changes the frequency or memory channel number continuously. • The [UP]/[DN] switch can simulate a key paddle. Preset in the CW PADDL in initial set mode. (p. 31) w PTT SWITCH Push and hold to t[...]

3 9 INST ALLA TION AND CONNECTIONS n 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 equipment included with the IC-718, see ‘Supplied accessories’ on p. 1 of this manual. n Selecting a location Select a location for the transce[...]

10 3 INST ALLA TION AND CONNECTIONS n Required connections MIC i718 PHONES RF/SQL AF SHIFT RIT LOCK MODE FIL TS PWR TUNER Y Z CO MP P .AMP UP NB A TT 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 VO X 9 7 SPL M V 6 MICROPHONES (p . 55) SM-20 HM-36 GROUND (p. 9) Use the heaviest gauge wire or strap available and make the conne[...]

11 3 INST ALLA TION AND CONNECTIONS n Advanced connections MIC I C- 7 18 PHONES RF/SQL AF SHIFT RIT LOCK MODE FIL TS PWR TUNER Y Z CO MP P .AMP UP NB A TT 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 VO X 9 7 SPL M V 6 MIC The AFSK modulation signal can be input from [MIC]. (p. 33) HEADPHONES • Front panel ANTENNA (p . 13)[...]

12 3 INST ALLA TION AND CONNECTIONS n Power supply connections Use an optional PS-85 DC POWER SUPPLY w h e n operating the IC-718 with AC power. Refer to the diagrams below. CAUTION: Before connecting the DC power cable, check the following important items. Make sure: • The [POWER] switch is OFF. • Output voltage of the power source is 12–15 [...]

13 3 INST ALLA TION AND CONNECTIONS n Linear amplifier connections CONNECTING THE IC-PW1 1 2 3 4 8 7 6 5 9 10 11 12 13 ANT ACC-1 ACC REMO TE REMO TE INPUT1 GND GND IC-PW1 IC-718 Ground A C outlet (Non-European versions : 100–120/220–240 V European version : 230 V) Coaxial cable (supplied with the IC-PW1) A CC cable (supplied with the IC-PW1) R[...]

CONNECTING THE AT-180 (p. 28) DO NOT! connect AT-180 and AH-4 at the same time. Both tuners will not function correctly. Turn the IC-718’s power OFF when connecting the AT-180, otherwise, the CPU may malfunction and the AT-180 may not function properly. 14 3 INST ALLA TION AND CONNECTIONS n External antenna tuners CONNECTING A NON-ICOM LINER AMPL[...]

4 15 FREQUENCY SETTING n When first applying power (CPU resetting) Before first applying power, make sure all connections required for your system are complete by referring to Chapter 3. Then, reset the transceiver using the following procedure. Resetting CLEARS all programmed contents in memory channels and returns programmed values in quick/init[...]

16 4 FREQUENCY SETTING n VFO description VFO is an abbreviation of Variable Frequency Oscillator, and traditionally refers to an oscillator. The IC-718 VFO can store a frequency and an operating mode. You can call up a desired frequency to the VFO with the keypad or the memory trans fer function (se e p. 37). You can also change the frequency with [...]

D Direct frequency entry with keypad The transceiver has a keypad for direct frequency entry as described below. q Push [F-INP/ENT], then push the numeral keys on the keypad to enter the MHz digits for the desired frequency. • If a key is mistakenly pushed, push [SET] (or any key except keypad) and start again from the beginning. • When enterin[...]

18 4 FREQUENCY SETTING D Band selection All HF ham bands and a general coverage receiver band are included in the IC-718. Push [ ∫ UP]/[ √ DN] to select the desired band. • P ushing [ ∫ UP]/[ √ DN] continuously scrolls through the available bands. Note: For example, if 6.10000 MHz is resistered as the General coverage frequency, then the [...]

19 4 FREQUENCY SETTING 10 Hz tuning 1 Hz tuning momentarily 1 sec. 1 sec. 1 sec. Programmable step tuning (100 Hz –100 kHz) Selectable for each mode. momentarily [TS] SWITCH FLOW CHART n Dial lock function The dial lock function prevents accidental changes caused by the tuning dial. The lock function electronically locks the dial. Push [LOCK] mom[...]

5 20 n Mode selection The following modes are available 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 desired operation mode.  Push [MODE] for 1 sec. to toggle between USB and LSB. (SSB mode only)  Push [MODE] for 1 sec. to toggle between CW and CW re v[...]

21 5 RECEIVE AND TRANSMIT n Function for receive The IF shift function electronically narrows the passband frequency of the IF (intermediate frequency) and cuts out higher or lower frequency components of the IF to reject interference. The function shifts the IF frequency up to ±1.2 KHz in SSB/CW/RTTY modes and up ±250 Hz in CW-narrow/RTTY narrow[...]

22 5 RECEIVE AND TRANSMIT ï Attenuator The attenuator prevents desired signals from distorting when very strong signals are near the desired frequency or when very strong electric fields, such as from broadcasting stations, are near your location.  Push [ATT] to togg le the 20 dB attenuator functi on ON and OFF. • “ATT” appears when the [...]

23 5 RECEIVE AND TRANSMIT ï ANF (Automatic Notch Filter) function When an optional UT-106 is installed (DSP appears in the function display), an auto notch function can be used. The function automatically attenuates more than 3 beat tones, tuning signals, etc., even if they are moving. The auto notch functions in SSB mode only. q Select SSB mode. [...]

24 5 RECEIVE AND TRANSMIT n Filter selection The filter selection switches the IF passband width as shown in the table at right. The filter selection is automatically memorized in each mode. q Select the desired mode with the mode switches. w Push [FIL] one or m ore times to select the desired filter combination. • ã or ç does not appear while[...]

25 5 RECEIVE AND TRANSMIT n Filter setting When an optional filter is installed, set the optional filters in initial set mode. Optional filters are not selected by default. (p. 47) D Optional filter setting q While pushing and holding [SET], push [POWER] to enter initial set mode. w Pu sh [ UP Y ] o r [ Z DN] one or more times until “FIL” appe[...]

26 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 selected for one of three functions during transmit. • Push [SET] one or more times to select the PO, ALC and SWR meter mode. DISPLA Y INDICA TION MEASUREMENT P o Indicates the relative RF o[...]

27 5 RECEIVE AND TRANSMIT IC-718 has a built-in, low distortion Mic compressor circuit. This circuit increase s your average t alk power in SSB mode and is especially useful for DX’ing when the receiving station is having difficulty copying your signal. q Selecting USB or LSB mode. w Select the mic gain display in quick set mode. • Push [SET] [...]

The A T -180 automatic antenna tuner matches the IC-718 to the connected antenna automatically . Once the tuner matches an antenna, the variable capacitor angles are memorized as a preset point f or each frequency range (100 kHz steps). Therefore, when y ou change the frequency range, the variable capacitors are automatically preset to the memorize[...]

29 5 RECEIVE AND TRANSMIT The AH-4 matc hes the IC-718 to a long wire ant enna more than 7 m/23 ft long (3.5 MHz and abov e). • See p . 14 for connection. • See the AH-4 instruction manual f or AH-4 installation and antenna connection details. NEVER operate the AH-4 without an antenna wire. The tuner and transceiv er will be damaged. NEVER oper[...]

30 5 RECEIVE AND TRANSMIT n 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. F ollowing is an e xample of setting 7.057 MHz, CW mode in VFO A (for receive) and 7.025 MHz, CW mode in VFO B (for tran[...]

31 5 RECEIVE AND TRANSMIT n 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 p. 32 for connection details: Paddle operation from 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 11 13 For no break-in operation: Connect an external s[...]

32 5 RECEIVE AND TRANSMIT ï CW pitch control The receiv ed CW audio pitch and monitored CW audio pitch can be adjusted to suit your pref erences (300 to 900 Hz) with out changing the operating frequency . q Push [SET] for 1 sec. to enter quick set mode. w Push [ ∫ UP]/[ √ DN] one or more times until “CW PITCH” appears, then rotate the main[...]

33 5 RECEIVE AND TRANSMIT n Function for RTTY ï Connection for RTTY(FSK) Rear panel TU or TNC Personal computer Rear panel view Use either the ACC or one of the two 1 / 8 ˝ plugs. * 1 Connect SQL line when required. SQL* 1 AF out SEND GND FSKK GND AF 2-conductor 1 / 8 ˝ plug [ACC] [EXT SP] 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 ï Connection for AFSK[...]

34 5 RECEIVE AND TRANSMIT ï RTTY (FSK) operation q Connect a terminal unit as at p. 34. w Select RTTY (or RTTY-R) mode with [MODE]. e Select the desired FSK tone and shift frequencies as below. r Set the desired frequency with the main dial. t Operate the connected PC or TNC (TU). PRESETTING FOR RTTY • T one frequency q Push [SET] for 1 sec. to [...]

6 MEMOR Y OPERA TION 35 n Memory channels The transceiver has 101 memory channels. The memory mode is very useful for quickly changing to often-used frequencies. All 101 memory channels are tuneable which means the programmed frequency can be tuned temporarily with the tuning dial, etc. in memory mode. n Memory channel selection MEMORY CHANNEL MEMO[...]

6 MEMOR Y OPERA TION 36 Memory channel programming can be performed either in VFO mode or in memory mode. n Memory channel programming D Programming in memory mode q Select the desired memory channel with [UP Y ] or [ Z DN] in memory mode. • “BLANK” appears if the selected memory channel is a blank channel (and does not have contents). w Set [...]

6 MEMOR Y OPERA TION 37 n Frequency transferring The frequency and operating mode in a memory channel can be transferred to the VFO. Frequency transferring can be performed in either VFO mode or memory mode. D Transferring in VFO mode This is useful for transferring programmed contents to VFO. q Select VFO mode with [V/M]. w Push [CH], then select [...]

6 MEMOR Y OPERA TION 38 n Memory clearing Any unnecessary memory channels can be cleared. The cleared memory channels become blank channels. q Select memory mode with [V/M]. w Push [CH], then select the memory channel to be cleared with [UP Y ] or [ Z DN]. e Push [M-CL] for 1 sec. to clear the contents. • T h e p r o g r a m m e d f r e q u e n c[...]

SCANS 7 39 n Scan types n Preparation • Channels For programmed scan/auto memory write scan: Program scan edge frequencies into scan edge memory channels P1 and P2. For memory scan:‑ P ro g ra m 2 o r m or e m em o ry c h an n el s e x ce p t s ca n edge memory channels. • Scan resume ON/OFF You can select the scan to resume or cancel when[...]

7 SCANS 40 n Programmed scan operation q Select VFO mode with [V/M]. w Select the desired operating mode. • The operating mode can also be changed while scanning. e Set [RF/SQL] open or closed. • See previous page for scan condition. • If the [RF/SQL] control function is set as RF control, the squelch always opens. See pgs. 15, 20 for details[...]

8 41 SET MODE n General Set mode is used for programming infrequently changed values or conditions of functions. The IC-718 has 2 separate set modes: quick set mode a nd initial set mode . D Quick set mode operation q While power is ON, push [SET] for 1 sec. • Quick set mode is selected and on e of its items app ears. w Push [UP Y ] or [ Z DN] to[...]

42 8 SET MODE • RF power This item adjusts the RF output power. The RF output power can be adjuste d from L, 1 to 99 and H for indic ation, however, it can be adjusted continuously. •The default is H (maximum power). Note that while adjusting the output power, the power meter is displayed automatically. • Mic gain This item adjusts microphone[...]

8 SET MODE 43 • BK-IN delay This item adjusts break-in delay time for CW semi break-in operation. The delay time is selectable from 2.0 to 13 (dots). The default is 7. • Key speed This item adjusts the CW key speed. The key speed can be selected from 6 to 60* wpm. The default is 20 wpm. * 40, 44, 47, 50, 52, 54, 56, 57, 59 can not be selected. [...]

8 SET MODE 44 • Mode select This item is available in all modes, and allows you to simplify operation by inhibiting the selection of unneeded operating modes during normal operation. For example if you are operating mobile and only plan on using LSB and USB modes, use “MODE SELECTION” to inhibit access to all other modes (CW, RTTY and AM), th[...]

8 SET MODE 45 • Meter peak hold This item selects meter peak hold function on or off. The default is on. • Scan resume This item sets the scan resume function ON or OFF. O N : s c a n r e s u m e s 1 0 s e c . a f t e r s t o p p in g o n a s i g n a l (or 2 sec. after a signal disappears); OFF: scan soes not resume after stopping on a signal. [...]

8 SET MODE 46 • Tuner type This item selects optional antenna tuner type.Three selections are available. • no : No optional tuner connected. • 4 : The optional AH-4 antenna tuner is connected. • 18 : The optional AT-180 antenna tuner is connected The default is no. • Auto tune T he o pt io n al A T- 1 80 A NT EN NA T UN ER h as a n a ut o[...]

8 SET MODE 47 • CI-V address To distinguish equipment, each CI-V transceiver has its own Icom standard address in hexadecimal 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 different a ddress for each I C-718 in the ran ge 01H to 7FH. The defaul[...]

9 48 INST ALLA TION AND CONNECTIONS n 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, etc. CAUTION: DISCONNECT the DC power cable from the IC-718 before performing any work on the transceiver. Otherwise, there is danger of electric shock a[...]

49 9 INST ALLA TION AND CONNECTIONS The UT-102 announces the received frequency, mode, S-meter level and current time in a clear, ele ctronically- generated voice, in English (or Japanese).  Push [LOCK] for 1 sec. to announce the frequency, etc. q Remove the bottom cover as shown above. w Remove the protective paper attached to the bottom of the[...]

50 9 INST ALLA TION AND CONNECTIONS n UT-106 DsP receive unit n Optional IF filters The UT-106 provides AF DSP functions such as noise reduction and auto notch. q Remove the bottom cover. w Slide the insulating case onto the UT-106 as shown right. (Fig. 1) e Remove the connection cable (P2601) from J2602 on the MAIN unit. Connect the cable into J1[...]

51 9 INST ALLA TION AND CONNECTIONS 62 � A T -180 internal switch description The optional A T -180 has 3 operating conditions for HF band operation. Select a suitable condition according to your antenna system. q Remov e the top co v er of the A T -180. w Set the tuner switches to the desired positions according to the tab le belo w . • Speci [...]

10 52 MAINTENANCE n Troubleshooting The following chart is designed to help you correct problems which are 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 USE SOLUTION REF . DISPLA Y PO WER RECEIVE TRANSMIT[...]

53 10 MAINTENANCE CIRCUITRY FUSE REPLACEMENT The 13.8 V DC from the DC power cable is applied to all units in the IC-718 through the circuitry fuse. This fuse is installed in the MAIN unit. q Remove the top cover as shown on p. 48 w Replace the circuitry fuse as shown in the diagram at right. e Replace the top cover. FGB 4 A P A unit n Fuse replace[...]

11 54 SPECIFICA TIONS D General • Frequency coverage : Receive 0.03–29.999999 MHz* 1 T ransmit 1.800– 1.999999 MHz* 2 3.500– 3.999999 MHz* 2 7.000– 7.300000 MHz 10.100–10.150000 MH 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 range: 0.5–29.999999 MHz [...]

AT-180 HF + 50 MHz AUTOMATIC ANTENNA TUNER Fully automatic antenna tuner with preset memories for each 100 kHz. Unique “Automatic tuner on ” function is available. See p. 51 for AT-180 specifications. 12 55 OPTIONS IC-PW1 HF + 50 MHz 1 KW LINER AMPLIFIER Full-duty 1 kW linear a m p l i f i e r i n c l u d i n g a n automatic antenna tuner. Has[...]

CT-17 CI-V LEVEL CONVERTER For remote receiver control using a personal computer. You can change frequencies, operating mode, memory channels, etc. 56 12 OPTIONS OPC-599 ADAPTER CABLE 13-pin, ACC connector to 7-pin + 8-pin ACC connector. SP-7 EXTERNAL SPEAKER Compact speaker for base station operation. Height can be adjusted for your convenience. U[...]

13 57 CONTR OL COMMAND • CI-V connection example The transceiver can be connected through an o pt io na l C T- 17 C I- V L EVE L C ON VER TE R to a p er so na l computer equipped with an RS-232C port. The Icom Communications Interface-V (CI-V) controls the following functions of the transceiver. Up to 4 Icom CI-V transceivers or receivers can be [...]

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 Scan Star t Resume OFF Resume ON 0F S[...]

14 59 INTERNAL VIEW FILTER unit Final amplifier (2SC2094x2) PA unit Caution: The transceiver has been thoroughly tested and adjusted at the factory before being shipped. The transceiver warranty does not cover any problems caused by unauthorized internal adjustment. Fuse (FGB 4 A) R 25 Final ID adj. (R 24) Drive ID adj. (R 21) PLL unit MAIN unit Ca[...]

15 60 INST ALLA TION NO TES 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 RF power at the antenna input terminals. As dif[...]

61 15 INST ALLA TION NO TES V ersion and Frequency co verage EUR (#03) Tx 1.800000 3.500000 7.000000 10.100000 14.000000 18.068000 21.000000 24.890000 28.000000 – 1.999999 – 3.800000 – 7.100000 – 10.150000 – 14.350000 – 18.168000 – 21.450000 – 24.990000 – 29.700000 Rx 0.500000 – 29.999999 (Unit: MHz) FRA (#05) Tx 1.810000 3.5000[...]

1-1-32 Kamiminami, Hirano-ku, Osaka 547-0003, J apan A-5649D-1EX- y Printed in Japan © 2000–2007 Icom Inc. < Intended Country of Use > A T FI IT PL GB RO BE FR L V PT IS TR CY DE L T SK LI HR CZ GR LU SI NO DK HU MT ES CH EE IE NL SE BG < Intended Country of Use > A T FI IT PL GB RO BE FR L V PT IS TR CY DE L T SK LI HR CZ GR LU SI N[...]