Page 2 - Equipment damage may occur.
i IMPORTANT R E A D T H I S I N S T R U C T I O N M A N U A L CAREFULLY before attempting to operate the transceiver. SAVE THIS INSTRUCTION MANUAL. This manual contains important safety and operating instructions for the IC-718. EXPLICIT DEFINITIONS PRECAUTIONS R WARNING HIGH VOLTAGE! NEVER attach a...
Page 3 - TABLE OF CONTENTS; The transceiver comes with the following accessories.; SUPPLIED ACCESSORIES
q w e r 1 1 TABLE OF CONTENTS The transceiver comes with 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;...
Page 4 - Front panel; RF GAIN/SQUELCH CONTROL; IF SHIFT CONTROLS; MAIN DIAL; PANEL DESCRIPTION
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 option...
Page 5 - MIC COMPRESSOR SWITCH [; COMP; KEYPAD
3 2 PANEL 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 chann...
Page 6 - FRQUENCY INPUT/ENTER SWITCH
4 2 PANEL 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 selec...
Page 7 - Function display
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 F...
Page 8 - Rear panel
6 2 PANEL 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 fr...
Page 9 - ACC SOCKET INFORMATION; • ACC socket
7 2 PANEL DESCRIPTION D ACC SOCKET INFORMATION • ACC socket • When connecting the ACC conversion cable (OPC-599) ACC PIN # NAME DESCRIPTION SPECIFICATIONS 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/o...
Page 10 - PTT SWITCH; Push and hold to transmit release to receive.; • MICROPHONE CONNECTOR; DO NOT; short pin 2 to ground as this; • HM-36 SCHEMATIC DIAGRAM
8 2 PANEL DESCRIPTION n Microphone (HM-36) q UP/DOWN SWITCHES [UP]/[DN] Change the selected readout frequency or memory channel. • Continuous pushing changes the frequency or memory channel number continuously. • T h e [ U P ] / [ D N ] s w i t c h c a n s i m u l a t e a k e y p a d d l e . Preset ...
Page 11 - INSTALLATION AND CONNECTIONS; Unpacking; W A R N I N G : N E V E R; c o n n e c t t h e; Antenna connection; P r o t e c t y o u r t r a n s c e i v e r f r o m; Antenna SWR; PL-259 CONNECTOR INSTALLATION EXAMPLE
3 9 INSTALLATION AND CONNECTIONS n Unpacking After unpacking, immediately report any damage to the delivering carrier or dealer. Keep the shipping cartons. F o r a d e s c r i p t i o n a n d a d i a g r a m o f a c c e s s o r y equipment included with the IC-718, see ‘Supplied accessories’ on p. 1...
Page 12 - Required connections; • Front panel
10 3 INSTALLATION AND CONNECTIONS n 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-20 HM-36 GROUND (p. 9) Use the heaviest gauge...
Page 13 - Advanced connections; • Rear panel
11 3 INSTALLATION AND CONNECTIONS n 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) ...
Page 14 - Power supply connections; CONNECTING A VEHICLE BATTERY; CONNECTING NON-ICOM DC POWER SUPPLY; NEVER connect
12 3 INSTALLATION AND CONNECTIONS n Power supply connections Use an optional PS-85 DC POWER SUPPLY w hen 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...
Page 15 - Linear amplifier connections; CONNECTING THE IC-PW1; CONNECTING THE IC-4KL
13 3 INSTALLATION 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 REMOTE REMOTE INPUT1 GND GND IC-PW1 IC-718 Ground AC outlet (Non-European versions : 100–120/220–240 V European version : 230 V) Coaxial cable (supplied with the IC-PW1)...
Page 16 - CONNECTING THE AT-180; External antenna tuners; CONNECTING A NON-ICOM LINER AMPLIFIER
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 INSTALLATION AND CONNECTIONS n External a...
Page 17 - FREQUENCY SETTING; When first applying power; CLEARS; Initial settings
4 15 FREQUENCY SETTING n When first applying power (CPU resetting) B e f o r e f i r s t a p p l y i n g p o w e r , m a k e s u r e a l l connections required for your system are complete by referring to Chapter 3. Then, reset the transceiver using the following procedure. Resetting CLEARS all prog...
Page 18 - VFO description; • Differences between VFO mode and memory mode; VFO MODE
16 4 FREQUENCY SETTING n VFO description V F O i s a n a b b r e v i a t i o n o f V a r i a b l e F r e q u e n c y Oscillator, and traditionally refers to an oscillator. T h e I C - 7 1 8 V F O c a n s t o r e a f r e q u e n c y a n d a n operating mode. You can call up a desired frequency to the...
Page 19 - Direct frequency entry with keypad; Using the tuning dial; • For general coverage receiver use; Frequency setting
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 ...
Page 20 - Band selection; For example, if 6.10000 MHz is resistered as; Programmable tuning steps; Rotate the tuning dial to set the desired tuning; Band
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. • Pushing [ ∫ UP]/[ √ DN] continuously scrolls through the available bands. Note: For example, if 6.10000 MHz is resistered as th...
Page 21 - Dial lock function; Hz and 10 Hz tuning steps; When the programmable tuning step, “
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 c a u s e d b y t h e t u n i n g d i a l . ...
Page 22 - Mode selection; OPERATING MODE SELECTION; gain; RF gain and Squelch; RECEIVE AND TRANSMIT
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] ...
Page 23 - Function for receive; IF SHIFT OPERATION EXAMPLE; IF shift function; Preamp
21 5 RECEIVE AND TRANSMIT n Function for receive T h e I F s h i f t f u n c t i o n e l e c t r o n i c a l l y n a r r o w s t h e 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 fr...
Page 24 - Attenuator; Peak meter hold; noise blanker
22 5 RECEIVE AND TRANSMIT ï Attenuator The attenuator prevents desired signals from distorting w h e n v e r y s t r o n g s i g n a l s a r e n e a r t h e d e s i r e d frequency or when very strong electric fields, such as from broadcasting stations, are near your location. Push [ATT] to toggle...
Page 25 - DSP function; • Noise reduction example
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 notc...
Page 26 - Filter selection; • Optional filter variations; • Filter construction
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 more times to select the desired filter...
Page 27 - Filter setting; Optional filter setting
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 Push [UP Y ] or ...
Page 28 - Meter function; Function for transmit; Output power and microphone gain
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. DISPLAY INDICATIO...
Page 29 - Microphone compressor; VOX operation
27 5 RECEIVE AND TRANSMIT IC-718 has a built-in, low distortion Mic compressor circuit. This circuit increases your average talk 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 ga...
Page 30 - CONVENIENT; operation
The AT-180 automatic antenna tuner matches the IC-718 to the connected antenna automatically. Once the tuner matches an antenna, the variable capacitor angles are memor ized as a preset point for each frequency range (100 kHz steps). Therefore, when you change the frequency range, the variable capac...
Page 32 - Split frequency operation; SWR; Measuring SWR
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. Following is an example of setting 7.057 MHz, CW mode in VFO A (for re...
Page 33 - Function for CW; Connection for CW; CW operation; Connect a paddle or straight key as above.; S e t t h e C W d e l a y t i m e w h e n s e m i b r e a k - i n
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...
Page 34 - Electronic CW keyer; • Setting the electronic keyer; Paddle operation
32 5 RECEIVE AND TRANSMIT ï CW pitch control The received CW audio pitch and monitored CW audio pitch can be adjusted to suit your preferences (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 “C...
Page 35 - Function for RTTY; Connection for AFSK
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...
Page 37 - MEMORY OPERATION; Memory channels; Using the keypad
6 MEMORY OPERATION 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...
Page 38 - Memory channel programming; Programming in memory mode; Select the desired memory channel with [UP; Set the desired frequency and operating mode in; Programming in VFO mode; Set the desired frequency and operating mode in
6 MEMORY OPERATION 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 ch...
Page 39 - Frequency transferring; Transferring in VFO mode; transferred with [UP; V] for 1 sec. to transfer the frequency; TRANSFERRING EXAMPLE IN VFO MODE; Operating frequency
6 MEMORY OPERATION 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 Selec...
Page 40 - Memory clearing; Transferring in memory mode; Displayed; TRANSFERRING EXAMPLE IN MEMORY MODE
6 MEMORY OPERATION 38 n Memory clearing Any unnecessary memory channels can be cleared. T h e c l e a r e d m e m o r y c h a n n e l s b e c o m e b l a n k 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] fo...
Page 41 - SCANS; Scan types; • Channels; For programmed scan/auto memory write scan:; • Scan speed
SCANS 7 39 n Scan types n Preparation • Channels For programmed scan/auto memory write scan: P r o g r a m s c a n e d g e f r e q u e n c i e s i n t o s c a n e d g e memory channels P1 and P2. For memory scan:‑ Program 2 or more memory channels except scan edge memory channels. • Scan resume ON/O...
Page 42 - Programmed scan operation; Memory scan operation
7 SCANS 40 n Programmed scan operation q Select VFO mode with [V/M]. w Select the desired operating mode. • T h e o p e r a t i n g m o d e c a n a l s o b e c h a n g e d w h i l e scanning. e Set [RF/SQL] open or closed. • See previous page for scan condition. • If the [RF/SQL] control function is...
Page 43 - SET MODE; General; quick set mode; Quick set mode operation; Initial set mode operation
8 41 SET MODE n General S e t m o d e i s u s e d f o r p r o g r a m m i n g i n f r e q u e n t l y 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, push [SET] for 1 sec. • Quick se...
Page 44 - 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 for indication, however, it can be adjusted continuously. •The default is H (maximum power). Note that while adjusting the output power, the power meter is displayed automaticall...
Page 45 - • Key speed
8 SET MODE 43 • BK-IN delay T h i s i t e m a d j u s t s b r e a k - i n d e l a y t i m e f o r C W s e m i 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 d...
Page 46 - • Mode select; Initial set mode items
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 acc...
Page 49 - • OPTION Filter
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 address for each ...
Page 50 - Opening the transceiver’s; DISCONNECT; Optional bracket and carrying handle; Mounting bracket; Carrying handle
9 48 INSTALLATION AND CONNECTIONS n Opening the transceiver’s case F o l l o w t h e c a s e a n d c o v e r o p e n i n g p r o c e d u r e s 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 performin...
Page 52 - DsP receive unit; Optional IF filters; Installation
50 9 INSTALLATION 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 R e m o v e t h e c o n n e c t i o n c a b...
Page 53 - AT-180 internal switch description; Speci cations for the AT-180; D C; NAME
51 9 INSTALLATION AND CONNECTIONS 62 � AT-180 internal switch description The optional AT-180 has 3 operating conditions forHF band operation. Select a suitable conditionaccording to your antenna system. q Remove the top cover of the AT-180. w Set the tuner switches to the desired positionsaccording...
Page 54 - MAINTENANCE; Troubleshooting
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 CAUS...
Page 55 - CIRCUITRY FUSE REPLACEMENT; Fuse replacement; DC POWER CABLE FUSE REPLACEMENT; Resetting the CPU
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 R e p l a c e t h e c i r c u i t r y f u s e a s s h o w n i n t h...
Page 56 - SPECIFICATIONS; Receiver
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 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 r...
Page 57 - OPTIONS; PS-85 DC POWER SUPPLY
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 F u l l - d u t y 1 k W l i n e a r a m p l i...
Page 59 - CONTROL COMMAND; • CI-V connection example; to a personal; • Data format
13 57 CONTROL COMMAND • CI-V connection example T h e t r a n s c e i v e r c a n b e c o n n e c t e d t h r o u g h a n optional CT-17 CI-V LEVEL CONVERTER to a personal computer equipped with an RS-232C port. The Icom C o m m u n i c a t i o n s I n t e r f a c e - V ( C I - V ) c o n t r o l s t...
Page 60 - • Command table
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 0001 A0B0 Set VFOSet VFO ASet VFO BVFO A=BVFO A � B 07 — 0B Memory clear 0001 D0D3 0E Scan stopProg/Memo Scan Sta...
Page 61 - INTERNAL VIEW; FILTER unit; Top view
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....
Page 62 - INSTALLATION NOTES; • Typical amateur radio installation
15 60 INSTALLATION NOTES F o r a m a t e u r b a s e s t a t i o n i n s t a l l a t i o n s , i t i s 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 de...
Page 63 - Version and Frequency coverage; DECLARATION
61 15 INSTALLATION NOTES Version and Frequency coverage EUR (#03)Tx 1.8000003.5000007.000000 10.10000014.00000018.06800021.00000024.89000028.000000 – 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 1.81000...
