ICOM - IC-707 user manual
Contents
1. INSTRUCTION MANUAL HF TRANSCEIVER IC 707 Downloaded by RadioAmateur EU Icom Inc IMPORTANT READ THIS INSTRUCTION MANUAL CAREFULLY before attempting to operate the transceiver PRECAUTIONS A NEVER apply AC power to the DC 13 8V socket This could cause a fire or ruin the transceiver A NEVER apply more than 16 V DC to the DC 13 8V socket This could cause a fire or ruin the transceiver A NEVER allow children to touch the transceiver A NEVER let metal wire or other objects touch any internal parts or connectors on the rear panel of the transceiver This will cause an electric shock A NEVER expose the transceiver to rain snow or any liquids AVOID using or placing the transceiver in areas with temperatures below 10 C 14 F or above 60 C 140 F FOREWORD Thank you for purchasing the IC 707 HF TRANS CEIVER The IC 707 is a compact easy to operate transceiver designed with Icom s state of the art technology If you have any questions regarding the IC 707 feel free to contact your nearest Icom Dealer or Service Center UNPACKING gt m pt SAVE THIS INSTRUCTION MANUAL This instruction manual contains important safety and operating instructions for the IC 707 AVOID placing the transceiver against walls or putt ing anything on top of the transceiver This will obstruct heat dissipation AVOID placing the transceiver in excess2. 36 E Voice transmitting ES 19 lI CW mode operation 20 9 TROUBLESHOOTING 37 38 IBI RTTY mode operation 21 Wi Troubleshooting chart 37 ll Frequency equalizing operation 22 W CPU backup battery 38 W Split frequency operation 22 W CPU resetting 38 lll Repeater operation 22 Bl AH 3 HF AUTOMATIC ANTENNA TUNER 23 10 INSIDE VIEWS eere eren 39 40 WB AT 160 HF AUTOMATIC ANTENNA TUNER 24 BI MAIN unit and VR board 39 Bl IC AT500 AT 150 HF AUTOMATIC E PA FILTER and PLL units 40 ANTENNA TUNERS ccccccssecssccssscesssscessees 24 11 SPECIFICATIONS sccsscssssessscescsessceeseees 41 4 MEMORY CHANNELS 25 28 lll General eese 41 Bl Channel functions 25 M Transmitter esses 41 ll VFO and MEMORY mode selection 25 Wi Receiver seeseereernn 41 ll Memory channel selection 25 E Memory channel
3. an optional UT 30 PROGRAMMABLE TONE EN Z CODER UNIT is required Refer to p 35 WG Following is an example to access a repeater that requires a subaudible tone Repeater input frequency 29 580 MHz Repeater output frequency 29 680 MHz 1 Select VFO A Select 29 680 MHz then push the MODE switch several times until FM appears OPERATION 3 2 Push and hold the FUNC switch then push the A B switch until the speaker emits 3 beep tones e Undisplayed VFO frequency and operating mode are equalized to displayed VFO 5 Release the PTT switch to receive on 21 250 6 To exchange the transmit and receive frequen cies push the A B switch Practical example When you find a DX station on 14 195 MHz and the station says Up 10 kHz for your calling frequenc 1 Push the FUNC switch then push the A B switch 2 Rotate the main dial to select 14 205 MHz e 14 195 MHz 10 kHz 14 205 MHz 3 Push the A B switch to change the VFO 4 Push the SPLIT switch 5 When the DX station is standing by push and hold the PTT switch and call 2 Select VFO B Select 29 580 MHz then push the MODE switch several times until FM T ap pears 3 Select VFO A Then push the SPLIT switch ww VFOA an 795800 i 4 Push the PTT switch to transmit 5 Release the PTT switch to receive S 3 OPERATION ll AH 3 HF AUTOMATIC ANTENNA TUNER An opt
4. eere 7 W CI V data length sess 32 ll Connections chart 8 W Power supply connections 9 7 MAINTENANCE AND ADJUSTMENT 33 34 ll Linear amplifier connections 10 ll Disassembly ssss 33 ll Antenna tuner connections 11 H Level presets 34 Bl Antenna selector connections 12 ll DC power cable fuse replacement 34 ll AFSK terminal unit connections 12 BI PA unit fuse replacement 34 ll Remote jack CI V information 12 8 OPTIONS INSTALLATION 35 36 3 OPERATION cce ere eere eene een enne tnona 13 24 W UI 9 FM UNIT essere enne 35 W Initial settings 13 E UT 30 PROGRAMMABLE TONE ENCODER lll Basic operation 13 UNIT RM 35 ll What are VFO and MEMORY modes 14 WBFL 52A or FL 53A CW NARROW FILTER 35 Bl Frequency setting 15 lll CR 338 HIGH STABILITY CRYSTAL UNIT 36 W Voice receiving 17 BI PLL reference frequency adjustment
5. MEMORY mode the last used frequency and oper ating mode for that VFO appear Example VFO A is selected MEMORY mode Each memory channel has a frequency and oper ating mode The frequency and mode can be changed temporarily Even if the frequency or mode is changed memory channel contents are not af fected When the memory channel is selected from another memory channel or VFO mode the memorized fre quency and operating mode appear Example Memory channel 1 is selected 15 3 OPERATION ll Frequency setting For ham band use 1 Push the TS switch several times until the 2 tuning step indicators ww appear above the 10 MHz and 1 MHz digits Select ww above the 10 MHz and 1 MHz digits ur i mA a 131 11 2 Rotate the main dial to select the desired band Operating mode changes according to the selected band 3 Push the TS switch 1 time ww disappears Cw am sia LLI TILLS 4 Rotate the main dial to select the desired fre quency e Push the TS switch 1 time to select the 1 kHz tuning step What is band stacking register The band stacking register stores a frequency and an operating mode on each band When the ham band is changed the last used frequency and operating mode for the newly selected band appear This function is convenient for band switching in contests and for quick monitoring of propagation conditions on other bands While the ba
6. switch LOCK switch e To cancel MEMO push the FUNC switch then push the V M switch e To cancel PREAMP or ATT PREAMP ATT switch several times push the Rotate the AF control clockwise to adjust the desired audio output level 4 Push the MODE switch several times to select the desired mode e For SSB mode operation Select LSB for the 7 MHz band and below Select USB for the 10 MHz band and above MODE switch 5 Rotate the main dial to select a desired fre quency 6 To compensate for an off frequency or frequency drift push the RIT switch then rotate the RIT control RIT control RIT switch 7 Push the PTT switch on the microphone to transmit Release the PTT switch to receive Switch OPERATION 3 B What are VFO and MEMORY modes VFO mode The IC 707 has two VFOs VFO A and VFO B Each VFO has a frequency and operating mode VFO mode VFO A appears USB ILJ il ri 104 LJ VFO B appears MEMORY mode 30 memory channels store your often used frequen cies and operating modes MEMORY mode MEMO appears Main dial The differences between VFO mode and MEMORY mode VFO A and VFO B have independent frequencies and operating modes When the frequency or oper ating mode is changed the VFO automatically mem orizes the new frequency or operating mode When a VFO is selected from another VFO or
7. 24 When an optional AT 160 or AH 3 HF AUTOMATIC ANTENNA TUNER is connected shows the follow ing conditions Blinks during tuning operation Appears continuously when the antenna tuner completes tuning THROUGH INDICATOR pgs 23 24 When an optional AT 160 or AH 3 HF AUTOMATIC ANTENNA TUNER is connected shows that the ANT connector is directly connected to the an tenna Z CAUTION When the AH 3 is connected 7 DO NOT transmit while THRU appears since YG the transceiver may be damaged WNL PANEL DESCRIPTION 1 Bi Microphone HM 36 00000000000 ea gt Oa SS HE UP DOWN SWITCHES UPT DN pgs 25 29 PTT SWITCH PTT p 19 Select an operating frequency or a memory Push and hold to transmit Release to receive channel When pushed and held change the operating frequency or memory channel continuously Cancel the programmed scan or memory scan Microphone information Front panel view Microphone connector AF output D Microphone input GND microphone ground 8 V DC output GND PTT ground Frequency up down PTT 2 Squelch switch E h IF Ad 21 HM 36 schematic diagram 1 Ree AEN RA MIR RS id X 9 Z CAUTION DO NOT short pin 2 F to ground since this can damage the Z internal circuit squelch closed HIGH leve HO RCRUM Microphone 2ko Microphone cable Microphone plug Microphone element
8. ACC 1 socket Refer to p 12 and your TNC instruction manual for connection When connected to the MIC connector rotate the AF control and the MIC control to obtain suitable levels Suitable levels vary according to your TNC Basic RTTY mode operation NOTE Operation varies according to your equipment Refer to your TNC instruction man ZZ ual for details 1 Turn the POWER switch to the ON position 2 Push the MODE switch several times until LSB appears 3 Rotate the main dial to select an operating fre quency in the allowed range for RTTY mode Operating frequency for RTTY mode RTTY operating frequency differs from the displayed frequency When the oscillated frequencies of your TNC are Mark 2125 Hz Space 2295 Hz LM ACC 1 ili 00 ACC 1 socket AF output level from pin 5 is fixed regardless of the AF control position AF input level to pin 4 is fixed regardless of the MIC control position MIC connector AF output level from pin 8 varies according to the AF control position AF input level to pin 1 varies according to the MIC control position 4 When an optional HF automatic antenna tuner is connected operate as following AH 3 Push and hold the TUNER switch p 23 AT 160 If SWR is high push the TUNER switch p 24 5 If your TNC requires rotate the SQL control to t
9. ALL After SET mode settings to exit SET mode turn the power OFF Select ON or OFF for each mode ON The mode is selectable OFF The mode is not select able ON The speaker emits beep tones for switch operation OFF The speaker does not emit beep tones for switch operation ON The scan pauses for 10 sec when a signal is received OFF The scan is cancelled when a signal is received AH 3 For an optional AH 3 HF AUTOMATIC ANTENNA TUNER AT 160 For an optional AT 160 HF AUTO MATIC ANTENNA TUNER SEH Icom standard address for the IC 707 01H 7FH If required these addresses are selectable 1200 bps Icom standard baud rate 300 4800 9600 bps If required these baud rates are selectable ON Transceive function is activated OFF The transceive function is cancelled ON For transceive operation with the IC 735 OFF For transceive operation with other transceivers 31 6 SET MODE Wi Selectable modes If required selectable mode can be restricted MODE Cc rind L4 1M BA OFF ON Main dial Initial setting before shipping all modes ON ll Beep tone For switch operation the speaker emits beep tones If required beep tones can be turned OFF NO OFF PN ON 9 Main dial Initial setting before shipping ON According to requirements scan resume condition can be selected OFF VSN ON
10. DC power supply An optional PS 55 DC POWER SUPPLY is available for AC power operation Q9 LI P C outa Connecting a non Icom DC power supply Non Icom DC power supply IC 707 ou 7 mimimim mmm mw T Required specifications FERT i ET IE Output voltage T m iili 13 8 V DC 15 Max current drain More than 20 A To AC outlet Supplied FGB 20 A fuses Refer to DC power cable p 34 for replacement Connecting a vehicle battery Attach a rubber grommet to prevent shorting Use terminals for the cable connections Crimp e es Solder lied m Ue DC bower cable Connect the GND ter minal to the vehicl chassis ground INSTALLATION AND CONNECTIONS 2 W Linear amplifier connections Connecting the IC 2KL To antenna ACC cable supplied with the IC 2KL Coaxial cable supplied with the IC 2KL HU To the IC 2KLPS Connecting the IC 4KL Coaxial cable supplied with the IC 4KL To antenna ACC cable supplied with the IC 4KL IC 4KL Remote controller ACC 2 Connecting a non icom linear amplifier To antenna Non Icom linear amplifier RF output RF input connector connector Ground L5 terminal Send jack O ALC jack G g ISEND amp amp ALC NOTE The SEND jack can control the follow To control higher voltage or current connect an ing specifications of a linear amplifier s relay external relay The ALC output voltage of the linear Max voltage 16 VDC Max curr
11. Main dial Initial setting before shipping ON According to an optional HF antenna tuner select a tuner type AH 3 FN AT 160 Main dial Initial setting before shipping AH 3 Select ON or OFF for each mode ON The mode is selectable OFF The mode is not selectable You can inhibit not used modes This is convenient for example When an optional Ul 9 FM UNIT is not installed turn FM mode and FM tone mode OFF When an optional FL 52A or FL 53A CW NAR ROW FILTER is not installed turn CW narrow mode OFF This setting does not affect modes for memory channels A mode in each channel can be used Select ON or OFF ON The speaker emits beep tones for switch operation OFF The speaker does not emit beep tones for switch operation Select ON or OFF ON When a signal is received and the squelch opens the scan pauses 10 sec When a signal disappears while the scan pauses the scan re sumes after 2 sec OFF The scan is cancelled when a signal is received and the squelch opens Select AH 3 or AT 160 AH 3 For an optional AH 3 HF AUTOMATIC AN TENNA TUNER AT 160 For an optional AT 160 HF AUTOMATIC ANTENNA TUNER Wi CI V address The IC 707 has Icom standard address 3EH for CI V System If required select a different address pu Main dial Initial setting before shipping 3EH Selectable address range 01H 7FH
12. Wi CI V baud rate Icom standard baud rate for CI V System is 1200 bps If required select a different baud rate Man aai Initial setting before shipping 1200 bps Selectable baud rate 300 1200 4800 or 9600 bps Bl CI V transceive Transceive operation is possible with other CI V transceivers If not required this function can be cancelled OFF AN ON Main dial nitial setting before shipping ON ll CI V data length Only when transceive operation is required with the IC 735 turn this setting ON For other cases turn this setting OFF mE JAT i ore YEN on Main dial Initial setting before shipping OFF SETMODE 6 Up to 4 CI V transceivers can be connected to an optional CT 17 CI V LEVEL CONVERTER To distin guish equipment each CI V transceiver has its own address in hexadecimal code When a IC 707 is connected select Icom stan dard address 3EH When 2 or more IC 707 s are connected select a different address for each IC 707 Baud rate is the data transfer rate Each trans ceiver s and computer s baud rate MUST be equal When another CI V transceiver is connected via the REMOTE jack operating frequency and mode are automatically transferred between each other This is called the transceive function Select ON or OFF ON The transceive function is activated OFF The transceive function is cancelled Select ON or OFF ON For transceive op
13. above select USB AM mode For AM mode operation or broadcasting 3 Refer to Practical modes at right and select an station receiving select AM o operating mode FM mode When an optional Ul 9 FM UNIT is in stalled FM is selectable Refer to p 35 CJ FM tone mode When an optional UI 9 and UT 30 PROGRAMMABLE TONE ENCODER UNIT is installed LSBUSB AMFM T DA FM T is selectable Refer to pgs 22 35 4 1G 3 4 Rotate the main dial to select an operating fre Useful functions for each mode quency in your allowed range for each mode Refer to p 18 for each function LSB and USB modes HIT function 5 If receive audio is not clear or includes noise use Preamp Attenuator the functions on page at right Noise blanker RX appears Squelch AM mode Preamp poen ATT Attenuator LOCK f ae Ee pm ER 3 Squelch FM and FM tone modes Squelch The S RF indicator shows receive Preamp signal strength Attenuator RIT function The RIT function shifts the receive frequency to compensate for an off frequency or frequency drift The RIT function does not affect the transmit fre quency Push the RIT switch to activate the RIT function e RIT appears Preamp The preamp is useful under the following conditions When a receive signal is weak When poor propagation conditions exist Push the PREAMP ATT switch 1 time to activate the preamp e If ATT appears
14. available Programmed scan Repeatedly scans all frequencies between 2 speci fied frequencies in scan edge channels P1 and P2 This is convenient when searching for signals in a specified frequency range Scan edge channel Scan edge channel P1 or P2 P2 or P1 Memory channel programming Program memory channels before operating Refer to pgs 25 26 for memory channel programming Programmed Program scan edge frequencies into scan scan edge channels P1 and P2 Memory scan Program desired frequencies into y memory channels 1 30 Scan resume setting When a signal is received and the squelch opens the scan pauses for 10 sec According to SET mode setting the scan is cancelled when a signal is received Refer to p 31 Scan resume ll Scan operation Perform preoperations as described in boxes above Select either VFO mode or MEMORY mode VFO mode For programmed scan MEMORY mode For memory scan For programmed scan select 1 kHz tuning step if required e Refer to p 16 for details Push SCAN to start the scan SCAN switch Memory scan Repeatedly scans memory channels 1 30 se quentially This is convenient for searching through often received frequencies only This scan operates in MEMORY mode Squelch condition selection Scan operation varies according to the SQL con trol setting The scan pauses 10 sec for each memory channel If scan
15. bands and propagation characteristics Allocated frequency ranges vary according to coun try Refer to your radio law rule book for details Region 1 NENNEN 1 81 MHz 2 0 MHz 3 5 MHz y A 10 1 MHz y A 10 15 MHz 14 0 MHz 14 35 MHz 18 068 MHz rA Wl 18 168 MHz 21 0 MHz 21 45 MHz 24 89 MHz 24 99 MHz 28 0 MHz 29 7 MHz Europe CIS Africa Region 2 YM 10 15 MHz 14 0 MHz Wd 14 35 MHz 18 068 MHz y A Wht 24 99 MHz 18 168 MHz 21 0 MHz 21 45 MHz 24 89 MHz 28 0 MHz 29 7 MHz North amp South America Region 3 WMA VLE Yi Witt Wl Asia Oceania 21 0 MHz 21 45 MHz 24 89 MHz 24 99 MHz 28 0 MHz 29 7 MHz NOTE When AM or FM mode is selected the 1 kHz tuning step is automatically selected When fine tuning is required push the TS switch sev eral times until w disappears 1 8 MHz 160 meters Primarily a nighttime band Daytime com munication is limited to about 100 km Winter is best for DX ing 3 5 MHz 80 meters Nighttime communication up to several thousand km Daytime is limited to about 300 km Winter is best for DX ing 7 MHz 40 meters Daytime up to about 700 km worldwide communication at night Reliable 10 MHz 30 meters Good day and nighttime propagation Half way around the world at night 14 MHz 20 meters Traditional long range DX band Relativel
16. oO 1 PANEL DESCRIPTION lll Rear panel 9 GROUND TERMINAL GND p 7 Connects to a ground to prevent electrical shocks TVI Television Interference BCI Broadcasting Interference and other problems SEND CONTROL JACK SEND p 10 Grounded while transmitting When grounded transmits Used to control external equipment such as a non Icom linear amplifier ALC INPUT JACK ALC pgs 6 10 12 Connects to the ALC output jack of a non Icom linear amplifier Note For the SEND jack and ALC jack specifications refer to p 6 ACC 1 socket pins 3 and 8 respectively CW KEY JACK KEY p 20 Connects a straight key or electronic keyer with a standard 1 4 inch 3 conductor plug ACCESSORY 2 SOCKET ACC 2 p 6 7 pin DIN socket Connects external equipment such as a linear amplifier an automatic antenna tuner etc H at 9 W ACCESSORY 1 SOCKET ACC 1 pgs 6 21 8 pin DIN socket Connects external equipment such as a linear amplifier etc EXTERNAL SPEAKER JACK EXT SP p 8 Accepts a 4 16 Q speaker Optional speaker Optional SP 7 SP 20 SP 21 EXTERNAL SPEAKERS are available for base station operation CI V REMOTE CONTROL JACK REMOTE pgs 12 32 Designed for remote control using a personal computer and transceive operation with another CI V transceiver Fiequired option An optional CT 17 CI V LEVEL CONVERTER is re quired to connect a
17. preamplifier if required e Push the NB switch to cancel the noise blanker e Push the PREAMP ATT switch 2 times to cancel the preamp TROUBLESHOOTING 9 e FM mode is selected without an op e Install the UI 9 if required tional UI 9 FM UNIT e The operating frequency is not se lected to a ham band e The RF PWR control is rotated too far counterclockwise aS Transmitting is impos HAI sible Select the frequency to a ham band e Rotate the RF PWR contro clock i E E Output power is too low UE wise e The MIC control is rotated too far counterclockwise e Rotate the MIC control to the 10 12 o clock position e Reconnect the antenna connector e The antenna is not connected pro perly e The coaxial cable is cut or shorted e Check the coaxial cable and correct any improper conditions e An antenna for another band is con nected e Connect an antenna suitable for the operating frequency e Push the TUNER switch to re tune the antenna at e The antenna is not properly tuned gl when using an optional AH 3 HF AU CUTS TOMATIC ANTENNA TUNER e The RIT function is activated ZI No contact is possible US e Push the RIT switch to cancel the ESM with another station function e The split function is activated e Push the SPLIT switch to cancel the function e Pu
18. programming 26 12 OPTIONS e cereeeee creer eene 42 44 li Frequency transferring 27 lll Split memory channels 28 SCHEMATIC AND BLOCK DIAGRAMS Separate Technical information Microphone connector and the HM 36 schematic diagram 4 ACC sockets eese enne en enne tnntnt 6 1 PANEL DESCRIPTION Bi Front panel POWER SWITCH POWER p 13 Turns power ON and OFF ANTENNA TUNER SWITCH TUNER pgs 23 24 For an optional AH 3 HF AUTOMATIC ANTENNA TUNER When pushed and held starts tuning For an optional AT 160 HF AUTOMATIC ANTEN NA TUNER Turns the AT 160 power ON and OFF When pushed and held starts re tuning Tuner type selection Before operation tuner type selection in SET mode is required Refer to p 31 HEADPHONE JACK PHONES Connects headphones When headphones are connected no receive audio comes from the speaker MICROPHONE CONNECTOR MIC p 4 Connects the supplied hand microphone Optional microphones An optional SM 6 SM 8 or SM 20 DESKTOP MICRO PHONE can also be used Q SQUELCH CONTROL SQL p 18 Adjusts the squelch threshold level Recommended position Shallow p Deep SQL control HF TRANSCEIVER TREPRERACHU UE EDU N ee gummi ee eee ee PE PT IE aaa ECP CECI CET NEN zs
19. push 2 times e PREAMP appears Attenuator The attenuator is useful to prevent the receive signal from distorting under the following conditions When strong signals are near the desired fre quency When strong signal stations are near your loca tion Noise blanker The noise blanker reduces click noise generated by vehicle ignition systems etc Push the NB switch to cancel the noise blanker e NB appears Squelch function For quiet standby the squelch mutes noise when no signal is received Though squelch operates in all modes it is particularly useful for FM mode Rotate the SQL control to the 12 o clock position to mute noise if required e When the SQL control is rotated too far clockwise weak signals cannot be received OPERATION 3 Rotate the RIT control 0 kHz Decreases C Increases 1 2 kHz 1 2 kHz Push the RIT switch again to cancel the RIT func tion e RIT disappears Push the PREAMP ATT switch 2 times to cancel the preamp e PREAMP disappears GY NOTE When a receive signal is not weak cancel the preamp Otherwise a suddenly appearing Push the PREAMP ATT switch 2 times to activate the attenuator e If PREAMP appears push 1 time e ATT appears Push the PREAMP ATT switch 1 time to cancel the attenuator e ATT disappears Push the NB switch again to cancel the noise blanker e NB disappears Y N
20. resume is OFF in SET The scan contin ues until it is can celled manually The scan does not pause even when a signal is mode the scan received does not operate When a signal is received and the squelch opens the scan pauses 10 sec When a signal disappears while the scan pauses the scan resumes after 2 sec Squelch open Squelch closed While in programmed scan SCAN appears SCAN USB ILJI T3933 45 114 ELS VFOA Lr so 30 100 Scans programmed frequency range While in memory scan SCAN appears USB 32 20r C LEC gts Scans memory channels 1 30 sequentially 5 The scan operates as described in the box Squelch condition selection above 6 To cancel the scan manually push the SCAN Switch or rotate the main dial ll What is SET mode SET mode allows you to customize your IC 707 According to your requirements select the following settings B SET mode construction To select SET mode while pushing the LOCK and TS switches turn the power ON Selectable operating modes LSB hi Lyi J Beep tone CI V address Lig BN x a ty 0 CI V baud rate Pu C3 C3 L1 Oo t lt e gt 3 o O D lt lt j ad C3 DL D CI V data length SETMODE 6 NOTE Each display in the box below shows the initial setting before shipping or after CPU re setting
21. the ACC 1 socket Using the MIC connector AFSK terminal unit Rear panel view Front panel view For the ACC 1 socket and MIC connector information refer to pgs 6 and 4 respectively lll Remote jack CI V information The REMOTE jack can be connected through an optional CT 17 CI V LEVEL CONVERTER to a personal computer equipped with an RS 232C port CI V Icom Communication Interface V controls fre quency operating mode memory channels etc Up Em ioe to 4 Icom CI V transceivers or receivers can be dm connected Refer to the CT 17 instruction manual and nS 232C CI V reference manual for details Refer to p 32 for CI V condition settings for the 88 O JE OE s line IC 707 13 POWER switch zz OFF g m 3 OPERATION ll Initial settings Before performing the initial settings make sure all required connections are complete RIT AF GAIN control ZW e CCW NY AF SOL SQL control CCW E CW Max clockwise Before power ON set controls and switches as shown in the figure below MIC control Center RF PWR control CW _ CCW Max counterclockwise li Basic operation 1 Turn the POWER switch to the ON position POWER switch 2 If MEMO SPLIT RIT PREAMP ATT LOCK or NB appears cancel the function E FUNC switch V M switch SPLIT switch NB
22. 00 Q ll Receiver e Sensitivity preamp ON 0 5 1 8 MHz AM Less than 13 pV for 10 dB S N 1 8 30 MHz SSB CW Less than 0 16 uV for 10 dB S N 1 8 30 MHz AM Less than 2 0 uV for 10 dB S N 28 29 7 MHz FM Less than 0 5 pV for 12 dB SINAD e Squelch sensitivity SSB CW Less than 5 6 uV preamp OFF FM Less than 1 0 uV e Selectivity SSB CW More than 2 1 kHz 6 dB Less than 4 0 kHz 60 dB AM More than 6 0 kHz 6 dB Less than 20 0 kHz 40 dB FM More than 12 kHz 6 dB Less than 30 kHz 50 dB e Spurious and image More than 70 dB rejection ratio e Audio output power More than 2 6 W with an 8 Q load e RIT variable range 1 2 kHz All stated specifications are subject to change without notice or obligation IC 4KL 1 kW HF LINEAR AMPLIFIER All solid state full duty 1 kW linear amplifier The IC 4KL is fully controlled from the IC 707 No need to tune and no need to switch the operating band The amplifier power supply unit and the remote control unit are separated IC AT500 HF AUTOMATIC ANTENNA TUNER Best match for the IC 707 with the IC 2KL Includes an automatic an tenna selector for 4 separate anten nas e Input power rating 500 W AH 3 HF AUTOMATIC ANTENNA TUNER Automatically matches the IC 707 to a long wire antenna Convenient for portable or mobile operation e Input power rating 150W AT 160 HF AUTOMATIC ANTENNA TUNER Can be attached to th
23. ATTENUATOR SWITCH PREAMP ATT p 18 Activates the preamp or attenuator and cancels them What is the preamp The preamp amplifies a desired weak signal with 10 dB of amplifier gain l What is the attenuator The attenuator protects a desired signal from inter ference with 20 dB of attenuation when very strong signals are near the desired fre quency very strong stations are near your location Q RIT SWITCH RIT p 18 Activates and cancels the RIT function NOISE BLANKER SWITCH NB p 18 Activates and cancels the noise blanker What is the noise blanker The noise blanker reduces click noise generated by vehicle ignition systems etc RIT CONTROL RIT p 18 Shifts the receive frequency while the RIT function is activated 0 kHz RIT Decreases je Increases 1 2 kHz 41 2 kHz What is the RIT function The RIT control shifts the receiving frequency to obtain clear audio for an off frequency signal RIT stands for Receiver Incremental Tuning 1 PANEL DESCRIPTION ll Function display THRUJ PREAMP ATT 9 460 40 36 omi NB SCAN LSB USBCW NAMEM T MEM A E Ej ER LOCK l mim wu o RN inl Ce PO 50 100 TRANSMIT INDICATOR p 19 Shows that the transceiver is transmitting RECEIVE INDICATOR p 17 Shows that the squelch is open while receiving LOCK INDICATOR p 15 Shows that the main dial is electronically locked S RF INDICATOR pg
24. Frequency stability e Power supply requirement e Current drain at 13 8 V DC e Dimensions e Weight SPECIFICATIONS Transmit Transmit 1 8000 1 9999 MHz 3 5000 3 9999 MHz 7 0000 7 3000 MHz 10 1000 10 1500 MHz 14 0000 14 3500 MHz 18 0680 18 1680 MHz 21 0000 21 4500 MHz 24 8900 24 9900 MHz 28 0000 29 7000 MHz Permitted frequency range varies ac cording to country and your class Receive 500 kHz 30 MHz SSB USB LSB CW AM FM An optional Ul 9 FM UNIT is required Normal channels 25 Split channels 5 Scan edge channels 2 50 Q nominal 10 C to 60 C 14 F to 140 F Less than 200 Hz from 1 min to 60 min after power on at 25 C 77 F Less than 30 Hz hr from 60 min after power ON ep 25 77 F Less than 350 Hz at temperature fluctuations oc to 50 32 F to 122 13 8 V DC 15 20A Receive squelched 1 3A max audio output 2 1 A 240 W x 95 H x 239 D mm 9 4 W x 3 7 H x 9 4 D in projections not included 4 1 kg 9 0 Ib Downloaded by RadioAmateur EU B Transmitter e Output power SSB CW FM 5 100W AM 5 25W e Modulation system SSB Balanced modulation AM Low power modulation FM Variable reactance frequency modulation e Spurious emissions 50 dB below peak output power e Carrier suppression More than 40 dB e Unwanted sideband More than 50 dB e Microphone impedance 6
25. INSTALLATION AND CONNECTIONS 2 B Connections chart HF antenna DC power supply or vehicle e Dipole antenna e AT 160 HF AUTOMATIC battery p 9 ANTENNA TUNER pgs 11 12 e PS 55 DC POWER SUPPLY For AC power operation e Yagi beam antenna AH 3 HF AUTOMATIC ANTENNA TUNER AH 2b ANTENNA ELEMENT Ground p 7 The transceiver through this terminal y Ut HODIE ill Bilin T Required connections Convenient connections Non Icom linear amplifier p 10 gt Control cable p 11 equipment Accepts a control cable from optional AT 160 or AH 3 HF AUTOMATIC ANTENNA TUNER CW key p 20 Straight key or external electronic keyer CI V System p 12 connection e CT 17 CI V LEVEL CONVERTER For computer control 4 16 Q speaker e SP 7 EXTERNAL SPEAKER e Another Icom HF transceiver or receiver For transceive operation a oe o O cae aco 0009050019 j 2 INSTALLATION AND CONNECTIONS ll Power supply connections Z CAUTION Before connecting the DC power NEVER connect a 24 V battery directly Connect a cable confirm the following suitable DC DC converter between a 24 V battery and The POWER switch is OFF the IC 707 Ask your Icom Dealer for details For non icom DC power supply or vehicle battery connection DC power cable polarity is correct Red positive terminal Black negative C terminal For mobile operation connect a 12 V battery Connecting an Icom
26. ION Protect your transceiver from light ning by using a lightning arrestor PL 259 connector installation Slide the coupling ring down Strip the cable jacket and soft solder SOR Co Strip the cable as shown at left Soft solder the center con 10 mmz 3 8 in ductor Grounding 7 A DANGER NEVER connect the GND 7 terminal to gas or electrical pipe To prevent electric shock TVI Television Inter ference BCI Broadcasting Interference and other problems ground the transceiver through the GND terminal on the rear panel Optional MB 23 CARRYING HANDLE For carrying and transporting attach the MB 23 Supplied screws with the MB 23 CANNOT be used with the IC 707 Use the screws supplied with the IC 707 If there is not enough space An optional AH 3 HF AUTOMATIC ANTENNA TUNER is recommended Required antenna length is as fol lows The lowest frequency Required antenna length 1 8 MHz 12 m 40 ft or longer 3 5 MHz 3 m 10 ft or longer If grounding condition is poor tuning may not be possible For mobile operation On 3 5 MHz and above an optional AH 2b ANTENNA ELEMENT can be connected to the AH 3 Solder Slide the connector m body on and solder it Screw the coupling ring onto the connector body For best results connect a heavy gauge wire or strap to a long earth sunk copper rod Make the distance between the GND terminal and ground as short as possible
27. OTE To prevent the receive signal from dis torting cancel the noise blanker when click noise is not received When the squelch is not required rotate the SQL control to the max counterclockwise position Recommended position O SQL Deep Squelch open position 19 3 OPERATION W Voice transmitting TUNER switch Push when an optional AT 160 or AH 3 HF AU TOMATIC ANTENNA TUN ER is connected Required operations Convenient functions RF PWR control Adjusts the RF output power Basic voice transmitting 3 When an optional HF automatic antenna tuner is Z connected operate as following 7 CAUTION Transmitting without an antenna L AH 3 ER and hold s TUNER switch A may damage the transceiver p 23 f AT 160 If SWR is high push the TUNER After completing the receiving procedures on pgs Switch p 24 17 and 18 perform transmitting To prevent inter ference listen on the frequency before transmitting Push and hold the PTT switch and speak into the microphone e DO NOT hold the microphone too close to your mouth or speak too loudly 1 Adjust the MIC control to the 10 12 o clock position e Refer to the box below 2 If required adjust the RF PWR control as de scribed in the box below 4 Release the PTT switch to receive Microphone gain control When rotated too far counterclockwise output power Adjust th
28. TE Connectors on the UI 9 must be con A nected to corresponding pins on the MAIN unit 1 Refer to p 33 remove the bottom cover By connecting the UT 30 to the UI 9 you can access a repeater that requires a subaudible tone Refer to p 22 for repeater operation 1 Refer to the UT 30 instruction sheet to program a subaudible tone frequency 2 Disconnect the UI 9 from the MAIN unit 3 Remove the protective paper from the back of the UT 30 to expose the adhesive strip UI 9 6 Re attach the UI 9 to the MAIN unit then replace the bottom cover li FL 52A or FL 53A CW NARROW FILTER The FL 52A and FL 53A CW NARROW FILTERS 4 Solder the leads of the filter at the foil side provide CW narrow mode receiving Refer to p 20 for specifications 1 Refer to p 33 remove the bottom cover and the MAIN unit 2 Install either the FL 52A or FL 53A in the MAIN unit FL 52A or FL 53A MAIN unit 5 Replace the MAIN unit and the bottom cover 3 Tighten hex nuts and spring washers at the foil side 35 OPTIONS INSTALLATION 8 ll CR 338 HIGH STABILITY CRYSTAL UNIT The CR 338 improves the total frequency stability Frequency stability 0 5 ppm 10 C to 460 C 14 F to 1407F 1 Refer to p 33 remove the top cover and the PLL unit 2 Unsolder and remove the original crystal from the PLL unit e Use a de soldering braid CR 338 3 Unsolder the 4 positions on the PLL unit where t
29. ansmit if the AH 3 Lona wire o cannot tune the connected antenna since the antenna ai Z C 707 may be damaged Through function If required the AH 3 can be bypassed manually 1 While TUNE appears push the TUNER switch temporarily The AH 3 is bypassed and the ANT connector is directly connected to the antenna SET mode setting Refer to pgs 30 31 select tuner type AH 3 THRU appears 2 To activate the AH 3 push and hold the TUN ER switch e TUNE appears OPERATION 3 ll AT 160 HF AUTOMATIC ANTENNA TUNER The AT 160 matches the IC 707 to the antenna if the AT 160 cannot tune the connected automatically The AT 160 has memories for auto antenna THRU appears The ANT connector preset No preset operation is required is directly connected to the antenna Installation and connection MEE Refer to p 11 and the AT 160 instruction manual connect the AT 160 to the IC 707 All required CAUTION DO NOT transmit if the AT 160 cables are supplied with the AT 160 cannot tune the connected antenna since the ZZ C 707 may be damaged SET mode setting Refer to pgs 30 31 select tuner type AT 160 Automatic tuning Once manual tuning is performed use the automatic AT 160 operation tuning function for normal operation Only when the antenna is not matched to the 1 Select the desired frequency in a ham band operating frequency and SWR is high activate the AT 160 O
30. e MIC control to the 10 12 o clock becomes too low When rotated too far clockwise position when using the supplied hand microphone transmit audio may distort C Recommended position Suitable position differs according to the connected for the supplied _ MIC microphone microphone Decreases Increases RF power control RF PWR If required adjust RF output power level Decreases Increases If maximum RF output power is not required use a lower power to save your vehicle s battery power Min 5W Max 100 W during mobile operation AM mode 25 W E CW mode operation Connect a CW key to the KEY jack on the rear panel aa AN s hi Ld Terr Lad NOTE Only semi break in operation is possible Full break in operation and manual transmit re ceive switching are not possible Turn the POWER switch to the ON position Push the MODE switch several times until CW appears e To use CW N an optional FL 52A or FL 53A CW NARROW FILTER is required Rotate the AF control clockwise to adjust the desired audio output level Break in delay time adjustment The semi break in function automatically returns to receiving after the break in delay time elapses from the end of key down Basic CW side tone level adjustment The speaker emits CW side tone according to key ing The CW side tone level varies according to the AF control Optional CW narro
31. e 29 FOREWORD ccccssssesscssscsessescssessnsceusesssssesssssesess i Bl Pre operation 29 EXPLICIT DEFINITIONS eere i B Scan operation 29 UNPACKING 0 cccccsscecseessesseecseesnesesesesseeseseeseeesees i TABLE OF CONTENTS csscssscssssesseesseeesseesseees ii 6 SET MODE csscccscssssrssccessersssescsesenes 30 32 BI What is SET mode 30 1 PANEL DESCRIPTION eere 1 6 BESET mode construction 30 Bi Front panel ecceserrreeee 1 ll Selectable modes 31 ll Function display 3 Bl Beep tone eere 31 Bl Microphone HM 36 4 W Scan resume 31 lll Rear panel e 5 BB Tuner type ees 31 W CI V address eese 32 2 INSTALLATION AND CONNECTIONS 7 12 BE CI V baud rate ss 32 Bi Mounting the transceiver 7 IBI CI V transceive essss 32 BB Antenna
32. e IC 707 side panel Power and tuning operation is automatically controlled through the IC 707 e Input power rating 150W A 2 5 m long mobile antenna can be used with the AH 3 Includes a sturdy tow hook mount system and all required hardware For operation above 3 5 MHz 12 OPTIONS IC 2KL 500 W HF LINEAR AMPLIFIER Ail solid state 500 W linear amplifier The power amplifier unit can be separately set up from the power supply unit AT 150 HF AUTOMATIC ANTENNA TUNER Style and size are matched with the IC 707 Includes an automatic an tenna selector for 3 separate anten nas moreover a long wire antenna can be tuned e Input power rating 150W EX 627 AUTOMATIC ANTENNA SELECTOR Automatically selects the antenna for the selected ham band Manual selection is also possible e Max input power 1000 W PEP WA AA AAA AAA AA Aa AAA a SS SS yy SST yaa Seis 12 OPTIONS IC PS15 DC POWER SUPPLY Heavy duty power supply e Output voltage 13 8 V DC e Max current drain 20A SP 7 EXTERNAL SPEAKER Designed for base station operation Style and size are matched with the IC 707 Height can be adjusted for your convenience e Input impedance 8Q e Max input power 5W SM 6 DESKTOP MICROPHONE Easy to use base station operation Electret con denser type IC PS30 DC POWER SUPPLY Lightweight power supply Equipped with a 6 pin DC power cable and 3 extra output connect
33. e The squelch is closed e An external speaker or headphones are connected e CW narrow mode is selected without an optional FL 52A or FL 53A CW NARROW FILTER e FM mode is selected without an op tional Ul 9 FM UNIT e The antenna is not connected pro perly e The coaxial cable is cut or shorted e An antenna not suitable for the oper ating frequency is connected e An antenna is not properly tuned when using an optional AH 3 HF AU TOMATIC ANTENNA TUNER e The attenuator is activated e The preamp is cancelled e The noise blanker is ON e The preamp is ON If you cannot solve a problem contact your nearest icom Dealer or Service Center blown fuse with a new one e Charge the vehicle s battery e Push the LOCK switch to cancel the dial lock function e Rotate the AF control clockwise to p 17 obtain a suitable listening level e Rotate the SQL control counter clockwise to open the squelch e Disconnect the external speaker or headphone plug e Install the FL 52A or FL 53A if re quired e Install the UI 9 if required e Reconnect the antenna connector e Check the coaxial cable and correct any improper conditions e Connect an antenna suitable for the operating frequency e Push and hold the TUNE switch until TUNE blinks to re tune the antenna e Push the PREAMP ATT switch 1 time to cancel the attenuator e Push the PREAMP ATT switch 1 time to activate the
34. el 19 contents 14 028 MHz CW mode NOTE When you change the frequency or Previously used VFO VFO A operating mode in the selected memory chan el Displayed frequency and mode are trans ferred Programmed frequency and mode are NOT transferred They remain in the memory channel z o 3 m O JJ lt 3 O Q o QQ QQ GW Push the FUNC switch e f required rotate the main dial to select a memory channel number Push and hold the M gt VFO switch until the speaker emits 3 beep tones e The memory channel contents are transferred to the previously used VFO To return to VFO mode push the FUNC switch then push the V M switch Downloaded by RadioAmateur EU MEMORY CHANNELS 4 lll Split memory channels Memory channels 26 30 are split memory chan These memory channels are especially useful for nels Frequencies and operating modes can be repeater operation _ programmed for both transmitting and receiving Split memory channel selection While in MEMORY mode Refer to p 25 select one of memory channels 26 SPLIT blinks then disappears if only 1 frequency is 30 programmed in that channel SPLIT blinks then appears continuously if 2 frequen cies are programmed in that channel Split memory channel programming Push the FUNC switch again to cancel FUNC Following is a programming example for memory c
35. eld transfers the memory channel con tents into the VFO SPLIT SWITCH SPLIT AzB pgs 22 28 Activates and cancels split frequency opera tion After pushing the FUNC switch Copies dis played VFO contents into undisplayed VFO What is split operation Split frequency operation allows you to transmit and receive on 2 different frequencies D VFO SWITCH A B V M pgs 14 25 Selects VFO A and VFO B alternately After pushing the FUNC switch Selects VFO mode and MEMORY mode alternately What is VFO VFO controls required frequencies VFO stands for Variable Frequency Oscillator FUNCTION SWITCH FUNC Provides access to a secondary function Refer to D D B and above MODE SWITCH MODE p 17 Selects an operating mode Selectable mode restriction According to your preference selectable modes can be restricted in SET mode Refer to p 31 PANEL DESCRIPTION 1 Required options For CW narrow mode the FL 52A or FL 53A CW NARROW FILTER For FM mode the UI 9 FM UNIT For accessing a repeater that requires a subaud ible tone the UI 9 and UT 30 PROGRAMMABLE TONE ENCODER UNIT Refer to p 35 for installation TUNING STEP SWITCH TS pgs 15 16 Selects 10 Hz 1 kHz and 1 MHz tuning steps or an amateur band Minimum tuning step Even though 10 Hz digit is not shown on the fre quency readout the minimum tuning step is 10 Hz PREAMP
36. ent 20 mA amplifier MUST be O V to 4 V 11 2 INSTALLATION AND CONNECTIONS i Antenna tuner connections ANT IC 707 HF antenna ACC 2 Ground Coaxial cable supplied with the AT 160 the AT 160 7 pin DIN cable supplied with the AT 160 Connecting the AH 3 50 Q coaxial cable To the AH 2b or IC 707 an antenna element I HH TIU ILI Hi TUNER terminal To antenna Coaxial cable supplied with the l rms d 50 RANS AT 150 CEIVERI ANT C 707 eser i HI ACC 2 ANT 1 ANT 2 ANT 3 ACC cable supplied Ground With the AT 150 Coaxial cable supplied with the IC AT500 ACC cable supplied witt IC 2KL To antenna ACC cable supplied Im EES i ills a i Hee freine ANT 1 ANT 3 ANT 2 ANT 4 Optional OPC 118 cable INSTALLATION AND CONNECTIONS 2 B Antenna selector connections Connecting the EX 627 Antennas Coaxial cable supplied with the EX 627 7 pin DIN cable supplied with the EX 627 TATA i i HI i AAA HHHI S Control cable supplied with the AT Ground Coaxial cable supplied 7 pin DIN cable supplied with the AT 180 with the AT 160 B AFSK terminal unit connections When operating an AFSK mode such as RTTY When connected to the MIC connector the MIC AMTOR or packet connect external equipment to the control and AF control adjustment is required Refer ACC 1 socket to p 21 for RTTY mode operation Using
37. eration with the IC 735 OFF For transceive operation with other trans ceivers MAINTENANCE AND ADJUSTMENT ll Disassembly For internal maintenance and optional installation disassemble the transceiver according to the follow ing procedures Removing top and bottom covers Unscrew 12 screws Fig 1 Removing PA unit cover Unscrew 11 screws Fig 2 Removing the front panel Unscrew 4 screws Fig 3 Screw for the MAIN unit CAUTION DISCONNECT the DC power cable from the transceiver before performing any internal work Removing the MAIN unit Disconnect coaxial cables from J1 J2 J3 Pull out J3 cable from the cooling fan Disconnect flat cables from J9 J10 Unscrew 8 screws Fig 4 Unscrew 1 screw from the rear panel Fig 3 73 Refer to Fig 6 below Screw locations Pull out J3 Removing the PLL unit Disconnect the coaxial cable from J4 Unplug the flat cable from J3 Unscrew 5 screws Fig 5 PLL unit i 3 t Refer to Fig 6 below Screw locations Removing flat cables Remove flat cables J9 J10 on the MAIN unit and J3 on the PLL unit Fig 6 Pull out the connector tab Remove the flexible cable MAINTENANCE AND ADJUSTMENT 7 ll Level presets Basic beep tone level basic CW side tone level and 2 Adjust the following points CW break in delay time can be changed 3 Replace the top and bottom covers 1 Remove the top and bottom c
38. hannel 26 Push the A B switch to select VFO A Receiving 29 680 MHz FM mode Transmitting 29 580 MHz FM tone mode For accessing a repeater which requires a subaud ible tone 1 Select 29 680 MHz and FM mode in VFO A VFOA M Vi A F 20i z8580 Push and hold the MW switch to program the 2 Select 29 580 MHz and FM tone mode in VFO B frequencies into memory channel 26 Push the FUNC switch then push the V M switch to select MEMORY mode 3 Push the FUNC switch then rotate the main dial to select memory channe number readout 26 Z NOTE An optional UI 9 FM UNIT is required for FM mode operation Refer to p 35 For access ing a repeater which requires a subaudible tone an optional UT 30 PROGRAMMABLE TONE ENCODER UNIT is required Refer to p 35 Split memory channel operation 2 Release the PTT switch to receive When one of memory channels 26 30 is selected e Receive frequency appears and split frequencies are programmed split fre quency operation is automatically selected 1 Push and hold the PTT switch e Transmit frequency appears To cancel split frequency operation push the SPLIT switch e SPLIT disappears y NOTE Simplex operation is temporarily se lected with the receive frequency in the memory channel However split frequencies remain in the memory channel WW 29 5 SCANS ll Scan types 2 scan types are
39. he 12 o clock position to mute noise 6 If required activate the RIT function preamp attenuator or noise blanker Refer to p 18 for details 7 If required rotate the RF PWR control to adjust the RF output power level 8 Use the keyboard to transmit Refer to the following formula for RTTY operating frequency Operating freq Displayed freq 2125 Hz Frequency setting example When operating at 14 090 MHz rotate the main dial to select 14 0921 MHz on the function display ll Frequency equalizing operation Undisplayed VFO frequency and operating mode are equalized to displayed VFO 1 Select VFO A or VFO B lll Split frequency operation Split frequency operation allows you to transmit and receive on 2 different frequencies using 2 frequen cies one on VFO A and one on VFO B Following is an example for setting 21 250 MHz for receiving and 21 360 MHz for transmitting 1 Select VFO A Select 21 250 MHz USB mode 2 Select VFO B Select 21 360 MHz USB mode 3 Select VFO A Push the SPLIT switch USB we jee wee VFOA 60 N i JL rire 4 w E t t LI LI spur SPLIT appears 4 Push the PTT switch to transmit on 21 360 lll Repeater operation A repeater receives signals and re transmits them at a different frequency NOTE An optional Ul 9 FM UNIT is required for FM mode operation Refer to p 35 For access ing a repeater which requires a subaudible tone
40. he CR 338 is installed Use a de soldering braid 4 Install the CR 338 in the PLL unit e Symbols on the bottom of the CR 338 MUST be identically matched with symbols on the PLL unit 5 Bend the leads of the CR 338 at the foil side of the PLL unit and solder them 6 Trim the leads even with the solder points 7 Refer to the box below adjust the PLL reference frequency 8 Replace the PLL unit and the top cover ll PLL reference frequency adjustment After optional CR 338 installation PLL reference frequency adjustment is required Adjust oscillation frequency 5 min after power ON Adjustment lt 4 A points i o Connect a frequency counter and adjust oscillation frequency e Adjustments points 1 C16 onthe PLL unit 2 L4 on the PLL unit Repeat steps 1 and e Measurement point J3 on the MAIN unit Oscillation frequency 64 000 MHz EN O TROUBLESHOOTING B Troubleshooting chart The following chart is designed to help you correct problems which are not equipment malfunctions H Power does not come 4 ON memory channel cannot B be changed BM No sound comes from BEES the speaker Sensitivity is low B Receive signal is dis EE torted with strong sig BE nals e The DC power cable is improperly connected e A fuse in the DC power cable or in the PA unit is blown e For mobile operation vehicle s bat tery is exhausted e Volume level is too low
41. ide views Downloaded by LLJ i o9 E o E lt 9 UO o c Mi MAIN unit and VR board Jeoueo joyenueny jooueo duieejd 1ejueo 043002 OIN 3ueujeanseeuu Buung KouenbeJj 191062 Liy y pJ oq HA Quiod juewasnseew Kouenbe e2ueJeje1 T1d er Ipe je el euo deeq oiseg 08 LH indui Atl SZ ui siop S pe soyeoipul S SZLY 45114 MOHHVN MO yes reuondo uy AW ZH 1 3V UM 02 Ipe uoneinpou WY Z0t H 900 Jeyi duue semod Jv M 001 pe semod jndjno Ju xew 922H M S8 UM Siop 8 Ipe Joyed pul Ju 8924 LINN WA 6 1f jeuondo ue 10 eoeds EZO ZZD yno JeyiduueeJd 4eAje2et AW 0 ZH L JV UM 9606 Ipe uopejnpow Wy O0 H pe jaro 9uo epis MAD JISeg Seed pe euin Aejap ui 4eeJqd MO 9 H INSIDE views 10 ll PA FILTER and PLL units LINN 1V LSAHO ALNIGVLS HDSIH 8 HO jeuondo ue 10 eoeds pe Aouenbey Wd 912 pe Aouenbey Tid VI V 894 esnj Yun vd LJ wun Yala ungi Sada M 5 wt DOTARE AKBAR SOEREN REISTE A2 892 APPAR NI WE T TE A AA AA AAA yun vd wun Wd julod juswesnseew 1ueano Burp SJO SISUEJ eul SZH vu 00 pe uano Burp SJOjsisueJ jeutJ YZH juod 1ueujeunseeuJ uano Burp SJOJSISUBI JeAUg LLM vu 001 Ipe uano Burp sJOjsisueJ JBAUG LZH E i B General e Frequency coverage e Mode e Number of memory channels e Antenna impedance e Usable temperature range e
42. ional AH 3 allows you HF operation where AH 3 operation antenna element length is restricted due to space 9 P The AH 3 requires re tuning for each frequency When you change the operating frequency even a ZA WARNING DANGER HIGH little bit re tune before transmitting VOLTAGE NEVER touch the antenna terminal ground terminal or antenna element while transmitting Place the AH 3 and antenna in positions where no one touches them Tuning 1 Select the desired frequency in a ham band NEVER operate the AH 3 without an antenna 2 in and hold the TUNER switch until TUNE lement The tuner and transceiver may be INKS e damaged aol 0 TUNE switch ofes NEVER transmit during internal adjustment to SS prevent electric shock o EE B SS DT oo USE the ground terminal for ground connection CW mode is automatically selected and The mounting plate is not connected internally TUNE blinks AVOID using the AH 3 in areas where the tem perature is below 10 C 14 F or above ZZ 60 C 140 F WA AA TUNE appears constantly when the tuning is complete Refer to the AH 3 instruction manual for AH 3 in stallation and antenna connection details AH 3 setting example If the AH 3 cannot tune the connected antenna For mobile operation THRU appears The ANT connector is directly connected to the antenna 4 Optional AH 2b ANTENNA Chau ELEMENT xm For outdoor operation CAUTION DO NOT tr
43. ively dusty environments or in direct sunlight AVOID transmitting without an antenna This will damage the transceiver During mobile operation DO NOT operate the trans ceiver without running the vehicle s engine The vehicle s battery will quickly run out BE CAREFUL The heatsink becomes hot when operating the transceiver for long periods BE CAREFUL DO NOT apply undue force to the function display DO NOT push the function display EXPLICIT DEFINITIONS ah IW wb pog Nul er d die Ce epa E dud pic RES E A WARNING shock may occur CAUTION Equipment damage may occur If disregarded inconvenience only No personal injury risk of fire or electric shock NOTE Accessories included with the IC 707 DDC power cable OPC 0254 eere 1 2 Hand microphone HM 36 een 1 3 Spare fuse for DC power cable FGB 20 A 1 4 Spare fuse for internal PA unit FGB 4 A 1 4 X 12 mm self tapping screws for optional MB 23 sseseesesseosereoeeeeoossossosssssosesesee 2 3 X 6 mm self tapping screws for optional MB 23 eere 4 TABLE OF CONTENTS IMPORTANT sscccssccssccssecssssssressesesseessteeseeeenseses i 5 SCANS ccscssssssssssssssssessssssesecocsnsneeserecssscscsaees 29 PRECAUTIONS ccsseccssseecseeceseeeeesteeseeeteeseeeenees i W Scan types ees
44. nd change Main dial indicator ww appears 14 1950 15 18 128 0 15 the MHz tuning indicator instead of band change indi cators Dial lock function The dial lock function electronically locks the main dial to prevent accidental frequency changes Push the LOCK switch to activate and cancel the dial lock function According to frequency during general coverage receiver use the general coverage receiver band Gene moves to a position between the ham bands When you do not use the band stacking register select For general coverage receiver use 1 Push the TS switch several times until 1 tuning indicator w appears above the 1 MHz digit Select w above the 1 MHz digit L AM 55700 2 Rotate the main dial to select the desired band Changes in 1 MHz step 3 Push the TS switch 3 times e 1 indicator w appears above 1 kHz digit Select w above the 1 kHz digit AM CU tPF DC vro 3 3 LIL 4 Rotate the main dial to select the desired fre quency Du Sosua OPERATION 3 1 kHz tuning step The operating frequency can be changed in 1 kHz steps for quick tuning 2 Rotate the main dial to change the frequency 3 Push the TS switch 3 times until w disap pears 1 Push the TS switch several times until w appears on the 1 kHz digit When 1 kHz tuning step is selected 4 4 Rotate the main dial for fine tuning if required HF ham
45. ontrol voltage 4to0o0 V ALC ALC voltage input Input impedance More than 10 kQ Connected in parallel with ACC 2 pin 5 ACC 2 socket WA in No WA EOSIN 1a ue NC To a any g Tm n Output voltage 8V t03V 8v Regulated 8 V output Output current Less than 10 mA Same as ACC 1 pin 2 Same as ACC 1 pin 3 BAND Band voltage output Output voltage 0to 8 0V ALC Same as ACC 1 pin 8 wo Nocomneston m LLL 13 8 V Same as ACC 1 pin 7 7 NM BN 2 INSTALLATION AND CONNECTIONS lll Mounting the transceiver For base operation Select a location which allows adequate air circulation is free from extreme heat cold or vibrations is away from TV sets radios and other electro magnetic sources For mobile operation Mount the transceiver using an optional IC MB5 MOBILE MOUNTING BRACKET Select a location which can support the weight of the transceiver does not interfere with the operation of the vehicle does not interfere with air bags li Antenna The antenna is a vital component of your system Ask your Icom Dealer for suitable antenna and instal lation information then select an antenna as follows If there is enough space To expand communication distance connect a high gain antenna An optional AT 160 or AT 150 HF AUTOMATIC ANTENNA TUNER is suitable for HF all band operation CAUT
46. ors e Output voltage 13 8 V DC e Max current drain 25 A SP 20 EXTERNAL SPEAKER Designed for base station operation Equipped with 4 types of audio fil ters a headphone jack and can be connected to 2 transceivers e Input impedance 8Q e Max input power 5W SM 8 DESKTOP MICROPHONE Can be connected to 2 Icom trans ceivers Includes UP DOWN switches Electret condenser type PS 55 DC POWER SUPPLY Heavy duty power supply Built in cooling fan for full duty operation The size is matched with the IC 707 e Output voltage 13 8VDC e Max current drain 20A SP 21 EXTERNAL SPEAKER External speaker designed for base station operation e Input impedance BO e Max input power 5 W SM 20 DESKTOP MICROPHONE High quality microphone with a heavy duty base Includes UP DOWN and low frequency cut switches Electret condenser type CT 16 SATELLITE INTERFACE UNIT Easy tuning for instant satellite com munications FL 52A FL 53A CW NARROW FILTERS Have good shape factors and pro vide you with better CW receiving during crowded band conditions Passband width e FL 52A 500 Hz 6 dB e FL 53A 250 Hz 6 dB IC MB5 MOBILE MOUNTING BRACKET Transceiver bracket for mobile oper ation CT 17 CI V LEVEL CONVERTER For remote transceiver control using a personal computer equipped with an RS 232C port You can change frequencies mode memory chan nels etc
47. overs R336 CW break in delay time adjustment R336 adjusts delay time according to keying speed or operator s preference Shorter Longer delay timer delay time R180 Basic beep tone level PME output level for R336 switch operation varies ac MAIN unit R Basic CW cording to the AF control 9 325 Basic side tone R180 adjusts basic beep tone level adjustment ut level output level ide tone output leve varies according to the AF control R325 adjusts the basic Decrease Increase CW side tone output level o R180 8 Decrease D Increase R325 ll DC power cable fuse replacement If a fuse in the DC power cable blows check for the cause then replace the blown fuse with a new one e DC power cable fuses FGB 20 A If the power does not come ON even after fuse replacement the PA unit fuse may have blown Refer to the box below for details W PA unit fuse replacement The PA unit fuse protects circuits except for the PA unit If the PA unit fuse blows check for the cause remove the top cover and PA unit cover then re place the blown fuse with a new one e PA unit fuse FGB4A EN EN O OPTIONS INSTALLATION lll UI 9 FM UNIT The UI 9 provides FM mode capabilities for the 2 Attach the UI 9 on the MAIN unit IC 707 The UI 9 also allows you to access a repeater Refer to p 22 for repeater operation To access a repeater that requires a subaudible tone refer to the box below 77 NO
48. pears W IC AT500 AT 150 HF AUTOMATIC ANTENNA TUNERS Refer to the instruction manual included with each antenna tuner SET mode selection is not required The TUNE switch is not effective 4 B Channel functions The IC 707 s 32 memory channels are for pro grammed scan and storing often used frequencies All memory channels are tunable The frequency and operating mode in each memory channel can be changed temporarily If required the changed fre quency and mode can be memorized into the memory channel Memory channels 26 30 P1 and P2 have the spe cial functions at right Push the FUNC switch then push the V M switch to select MEMORY mode or VFO mode Refer to p 14 Mode types for VFO mode and MEMORY mode ll Memory channel selection While in VFO mode Only the memory channel readout changes The function display shows a VFO frequency 1 When LOCK appears push the LOCK switch to cancel the dial lock function Cancel LOCK 2 Push the FUNC switch then rotate the main dial to change the memory channel number readout FUNC appears FUNC _ then 3 Push the V M switch to select MEMORY mode e The memory channel contents appear and FUNC disappears MEMORY CHANNELS Normal memory channels A fre quency and mode in each channel Split memory channels for split frequency operation A pair of transmit and receive frequencies and opera
49. personal computer amp TUNER CONTROL SOCKET TUNER p 11 Accepts the control cable from an optional AT 160 or AH 3 HF AUTOMATIC ANTENNA TUNER Downloaded by RadioAmateur EU PANEL DESCRIPTION 1 Optional DC power supply An optional PS 55 DC POWER SUPPLY is available for AC operation DC POWER SOCKET DC 13 8V p 9 Connects an optional DC power supply or a 12 V vehicle battery through the supplied DC power cable ANTENNA CONNECTOR ANT pgs 7 10 12 Connects to an HF antenna or optional AT 160 or AH 3 HF AUTOMATIC ANTENNA TUNER through a 50 Q coaxial cable with a PL 259 connector Rear panel view ACC socket information Rear panel view NUT Rz ACC 1 socket ACC 2 socket ACC 1 socket Noconmecton Connects to ground Connected in parallel with ACC 2 pin 2 Input output pin Ground level 0 5 to 0 8 V Grounded when transmitting Input current Less than 20 mA When grounded transmits Connected in parallel with ACC 2 pin 3 Modulator input Input impedance 10kQ Connects to a modulator Input level Approx 100 mV rms AF detector output Fixed regardless of the AF contro Output impedance 47KO 350 mV rms position SQLS Squelch output Squelch open Less than 0 3 V 5 mA Grounded when squelch opens Squelch closed More than 6 0 V 100 uA Output current Max 1A 19 8 V 13 8 V output Connected in parallel with ACC 2 pin 7 C
50. ral Ar RT E EL OEE EEA A EE p Ee SA pu Lem M QG W o ICOM 1C 707 What is the squelch The squelch mutes noise when no signal is re ceived Q AF GAIN CONTROL AF p 17 Adjusts the audio output level from the speaker AF control Decreases Increases Min audio output Max audio output MICROPHONE GAIN CONTROL MIC p 19 Adjusts microphone input gain Recommended level for the supplied p microphone MIC ay Increases Q SCAN SWITCH SCAN p 29 While in VFO mode Starts and stops pro grammed scan While in MEMORY mode Starts and stops memory scan Decreases What is scan Programmed scan repeatedly scans between scan edge frequericies Memory scan repeatedly scans memory chan nels 1 30 RF POWER CONTROL RF PWR p 19 Adjusts the RF output power from minimum to maximum RF PWR Decreases 8 Increases Min 5 W Max 100 W AM mode Max 25 W DIAL LOCK SWITCH LOCK p 15 Electronically locks the main dial to prevent acci dental changing of operating frequency or memory channel D MAIN DIAL pgs 15 16 25 Selects displayed frequency After pushing the FUNC switch Selects a memory channel MEMORY WRITE SWITCH MW M gt VFOJ pgs 26 27 When pushed and held stores the displayed frequency and mode into a memory channel After pushing the FUNC switch When pushed and h
51. rm the programmed contents push the FUNC switch then push the V M switch Program into a Push and memory channel hold While in MEMORY mode Programming 21 280 MHz USB mode into memory channel 18 1 In MEMORY mode push the FUNC switch then rotate the main dial to select a memory channel Select a memory 2 Push the FUNC switch to cancel FUNC channel number FUNC g 3 Select the desired frequency and operating mode in MEMORY mode 4 Push and hold the MW switch until the speaker emits 3 beep tones e The displayed frequency and operating mode are Select frequenc programmed into the memory channel q y and mode Program into a Push and memory channel hold M M gt VFO g 4 MEMORY CHANNELS ll Frequency transferring The frequency and operating mode in a memory The frequency tranferring can be performed in either channel can be transferred to VFO mode VFO mode or in MEMORY mode While in VFO mode Transferring example in VFO mode This method is useful for transferring a memory Mies Wa ree ie mode alae Mz USB mode channel s contents to VFO y 14 z CW mode 1 Select VFO A or VFO B 2 Push the FUNC switch e If required rotate the main dial to select a memory channel number 3 Push and hold the M gt VFO switch until the speaker emits 3 beep tones e Transferred frequency and operating mode appear Transferring example in MEMORY mode Memory chann
52. s 17 19 Shows the receive signal strength while receiv ing Shows the RF output power level while trans mitting ATTENUATOR INDICATOR p 18 Shows that the RF attenuator is activated FREQUENCY READOUT Shows the operating frequency VFO INDICATORS p 14 Shows that VFO mode is selected e Selected VFO is indicated SPLIT INDICATOR pgs 22 28 Shows that the split frequency operation is acti vated e This indicator blinks for 2 sec when a split memory channel is selected MEMORY CHANNEL NUMBER READOUT p 25 Shows the selected memory channel number MEMORY INDICATOR pgs 14 25 Shows that MEMORY mode is selected FUNCTION INDICATOR Shows that secondary functions can be activated MODE INDICATORS pgs 17 20 21 Show the operating mode TUNING STEP INDICATORS pgs 15 16 When w or ww disappears Shows that 10 Hz step is selected When appears on the 1 kHz or 1 MHz digit Shows the selected tuning step When ww appears on the 10 MHz and 1 MHz digits Shows that the band change func tion is activated SCAN INDICATOR p 29 Shows that programmed scan or memory scan is activated RIT INDICATOR p 18 Shows that the RIT function is activated PREAMP INDICATOR p 18 Shows that the preamp is activated NOISE BLANKER INDICATOR p 18 Shows that the noise blanker is activated TUNE INDICATOR pgs 23
53. sh the SPLIT switch to activate the function Repeater cannot be ac aa e The split function is not activated mee cessed e Incorrect transmit receive frequencies are selected e Select the correct frequencies into VFO A and B or into split memory channels 26 30 e Repeater which requires NES a subaudible tone can B not be accessed e An optional UT 30 PROGRAMMABLE TONE ENCODER UNIT is not installed e Install an optional UT 30 on to an optional Ul 9 FM UNIT e FM tone mode is not selected e Select FM tone mode eAn incorrect subaudible tone fre quency is selected BIN Transmitted signals are e The MIC control is rotated too far IE distorted clockwise lll CPU backup battery The IC 707 has a lithium backup battery for retaining memory channel information etc When this battery is exhausted the transceiver transmits and receives normally but memory channels etc are erased The usual life of the battery is more than 5 years e Refer to the UT 30 instruction sheet program a correct subaudible tone frequency e Rotate the MIC control to the 10 12 o clock position li CPU resetting CAUTION Resetting the CPU will clear and ini tialize VFO A VFO B all memory channels and SET mode settings If the internal CPU malfunctions while pushing the MW switch and LOCK switch turn the power ON to reset EH 10 ins
54. therwise bypass the AT 160 using the 2 Push the TUNER switch to activate the AT 160 through function l TUNE appears When you first use the AT 160 manual tuning is required Once manual tuning is performed the AT 160 automatically tunes the antenna when you start transmitting e When you start transmitting the AT 160 automat ically tunes the connected antenna Manual tuning Perform manual tuning when NOTE if the AT 160 cannot tune the connected you first use the AT 160 antenna THRU blinks irregularly during trans you want to to tune the antenna to a operating mission In this case to re tune the antenna frequency before transmitting push and hold the TUNER switch until TUNE A blinks 1 Select the desired frequency in a ham band Through function 2 Push and hold the TUNER switch until TUNE When the connected antenna is matched to the blinks operating frequency and SWR is low bypass the AT 160 manually This decreases insertion loss TUNE switch ES SES B 1 While TUNE appears push the TUNER switch QE e eo Se Orson temporarily The AT 160 is bypassed and the ANT connector is CW mode is automatically selected and directly connected to the antenna TUNE blinks l THRU appears 1 s LI 80 am um E Ema Po se 100 e After tuning the AT 160 automatically memorizes 2 To activate the AT 160 push the TUNER switch the matching condition temporarily e TUNE ap
55. ting modes in each channel p 28 Scan edge channels for pro grammed scan A frequency and mode in each channel p 29 While in MEMORY mode The function display shows selected memory chan nel contents 1 When LOCK appears push the LOCK switch to cancel the dial lock function e For channel selection using the UPI DN switches on the microphone step 1 is not required 2 Push the FUNC switch then push the V M switch to select MEMORY mode 3 Push the FUNC switch then rotate the main dial Pushing the UP or DN switch on the microphone also selects a memory channel FUNC appears 4 Push the FUNC switch to cancel FUNC MEMORY CHANNELS 4 ll Memory channel programming Memory channel programming can be performed either in VFO mode or MEMORY mode While in VFO mode Example Programming 7 088 MHz LSB mode into memory channel 12 1 In VFO mode select the desired frequency and operating mode 2 Push the FUNC switch then rotate the main dial to select a memory channel number Select frequency e To contirm the memory channel contents refer to and mode page at left Push the FUNC switch to cancel FUNC h and hold the M itch until th k Select a memory Push and hold the MW switch until the speaker Select a memory FUNC g emits 3 beep tones e The displayed frequency and operating mode are then programmed into the memory channel To confi
56. via your computer UI 9 FM UNIT Provides FM mode capability for the IC 707 MB 23 CARRYING HANDLE Carrying handle for easy portable operation For MB 23 use some screws are supplied with the IC 707 OPTIONS 12 CR 338 HIGH STABILITY CRYSTAL UNIT For improved frequency stability Contains a temperature compensat ing oven heater e Frequency stability 0 5 ppm 710 C to 60 C 14 F to 140F UT 30 PROGRAMMABLE TONE ENCODER UNIT Allows you to access a repeater that require a subaudible tone Provides 38 programmable subaudible tones HM 36 HAND MICROPHONE Same type as supplied with the IC 707 OPC 025A DC POWER CABLE Same type as supplied with the IC 707 Downloaded by RadioAmateur EU A 5257S 1EX 1 Printed in Japan Icom Inc Copyright 1993 by Icom Inc 6 9 16 Kamihigashi Hirano ku Osaka 547 Japan
57. w filter For better CW receiving during crowded band condi tions an optional FL 52A or FL 53A CW NARROW FILTER is useful Refer to p 35 for installation OPERATION 3 poti li PPT il 4 Rotate the main dial to select an operating fre quency in the allowed range for CW mode 5 When an optional HF automatic antenna tuner is connected operate as following AH 3 Push and hold the TUNER switch p 23 AT 160 1f SWR is high push the TUNER switch p 24 If required activate the RIT function preamp attenuator or noise blanker e Refer to p 18 for details If required adjust the RF PWR control to adjust the RF output power level as described on page at left Push the key down for transmitting Release the key for receiving If required break in delay time can be changed by internal adjustment Refer to p 34 for adjustment point If required the receive audio and CW side tone balance can be changed by internal adjustment Refer to p 34 for adjustment point CW narrow filter specifications Center requeney Passband witn_ 500 Hz 6 dB FL 53A 455 kHz 250 Hz 6 dB 21 3 OPERATION Mi RTTY mode operation Connect a TNC with RTTY capability to the ACC 1 socket on the rear panel Personal computer TNC with RTTY capability AF input and output levels Your TNC Terminal Node Controller should be connected to the
58. y unaffected by solar activity 18 MHz 17 meters Reliable long distance communications from daytime to early evening 21 MHz 15 meters Large variations in propagations Daytime band but sometimes open 24 hrs 24 MHz 12 meters Mainly daytime band but with high solar activity open well into the night 28 MHz 10 meters During high solar activity worldwide propa gation is possible at low powers 17 3 OPERATION ll Voice receiving RIT switch If required to compen sate for an off fre quency or frequency drift activate the RIT function PREAMP ATT switch Used when a receive signal is weak or when a signal is distorting According to receiving condition activate the preamp or attenuator Required operations Convenient functions RIT control Rotate to shift the re ceive frequency to ob tain clear audio PHONES jack Connect headphones if required SQL control To mute noise when no signal is received rotate to the 12 o clock position NB switch For reducing pulse type noise activate the noise blanker Basic voice receiving Practical modes 1 Turn the POWER switch to the ON position LSB mode For SSB mode operation on the 7 MHz band and below select LSB 2 Rotate the AF control clockwise to adjust the USB mode For SSB mode operation on the 10 desired audio output level MHz band and
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