Icom iC-7850 Instruction Manual Download Page 11

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TABLE OF CONTENTS

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lectronic keyer functions ……………………………………………… 5-9

emory keyer screen ……………………………………………… 5-10

diting a Keyer memory …………………………………………… 5-11

ontest number set mode ………………………………………… 5-12

eyer set mode ……………………………………………………… 5-13

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perating RTTY (FSK) ………………………………………………… 5-14

bout the RTTY reverse mode …………………………………… 5-15

win peak filter ……………………………………………………… 5-15

unctions for the RTTY decoder display ………………………… 5-16

etting the decoder threshold level ………………………………… 5-17

TTY memory transmission ……………………………………… 5-17

utomatic transmission/reception setting ………………………… 5-18

diting the RTTY memory ………………………………………… 5-19

urning ON the RTTY log …………………………………………… 5-20

onfirm the RTTY log contents …………………………………… 5-21

TTY decode set mode …………………………………………… 5-22

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perating PSK ………………………………………………………… 5-24

ector indicator and Waterfall display ……………………………… 5-25

unctions for the PSK decoder display …………………………… 5-26

bout the BPSK and QPSK modes

……………………………… 5-27

bout the BPSK31 and BPSK63 modes ………………………… 5-27

etting the decoder threshold level ………………………………… 5-28

bout the PSK reverse mode ……………………………………… 5-28

FC/NET function …………………………………………………… 5-28

SK memory transmission ………………………………………… 5-29

utomatic transmission/reception setting ………………………… 5-30

diting the PSK memory …………………………………………… 5-31

urning ON the PSK log …………………………………………… 5-32

onfirm the PSK log contents ……………………………………… 5-33

SK decode set mode ……………………………………………… 5-34

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perating AM or FM …………………………………………………… 5-36

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epeater operation …………………………………………………… 5-37

hecking the repeater input signal ………………………………… 5-37

epeater tone frequency setting …………………………………… 5-38

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one squelch operation ………………………………………………… 5-39

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ata mode (AFSK) operation ………………………………………… 5-40

SCOPE OPERATION Section 6

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pectrum scope screen ……………………………………………… 6-2

perating the Spectrum scope …………………………………… 6-3

enter mode ………………………………………………………… 6-4

ixed mode …………………………………………………………… 6-5

ual scope screen …………………………………………………… 6-6

ini scope screen …………………………………………………… 6-6

cope attenuator …………………………………………………… 6-7

djusting the Reference level ……………………………………… 6-8

weep speed ………………………………………………………… 6-9

cope set screen …………………………………………………… 6-10

SB mouse operation ……………………………………………… 6-14

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udio scope screen …………………………………………………… 6-15

udio scope set mode ……………………………………………… 6-16

Summary of Contents for iC-7850

Page 1: ...THE TRANSCEIVER i7850 Instruction Manual A 7199H 1EX q Printed in Japan 2015 Icom Inc ...

Page 2: ...rejection and noise characteristics of the receiver As a result we succeeded in developing an LO with high pu rity outputs so that results in an RMDR Reciprocal Mixing Dynamic Range of 110 dB with newly developed 1 2 kHz Optimum Roofing Filter Currently no competitors have been able to achieve this extremely high result performance We believe we would not have been able to exceed the standard spec...

Page 3: ...many France Spain Russia Australia New Zealand and or other countries This product includes zlib open source software and is licensed according to the open source software li cense This product includes libpng open source software and is licensed according to the open source software li cense Refer to the Text files in the License folder of included CD for information on the open source software b...

Page 4: ... liquids CAUTION NEVER install the transceiver in a place without adequate ventilation Heat dissipation may be reduced and the transceiver may be dam aged CAUTION The transceiver weighs approximately 23 5 kg 52 lb Always have two people available to carry lift or turn over the transceiver CAUTION The line voltage receptacle must be near the transceiver and must be easily accessible DO NOT use exte...

Page 5: ...FCC regula tions FCC INFORMATION ABOUT THE SUPPLIED CD This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired op eration WARNING MODIFICATION OF THIS DEVICE TO RECEIVE CELLULAR RADIOTELEPHONE SERVIC...

Page 6: ...h screen or Advanced search screen Printing out the desired pages Click Print Ctrl P in File menu and then select the paper size and page numbers you want to print The printing setup may differ depending on the printer Refer to your printer s instruction manual for details Select A4 size to print out the page in the equal ized size Read Out Loud feature The Read Out Loud feature reads aloud the te...

Page 7: ...ou tune into a range and a lower tone error beep will sound when you tune out of a range The Multi function screens are OFF Select the Beep Band Edge item in the Others q q set screen SET F 7 OTHERS F 5 Beep Band Edge Rotate MAIN DIAL to select the option w w Band Edge Beep options OFF Band edge beep is OFF ON Default When you tune into or out of the de fault amateur band s frequency range a beep ...

Page 8: ...y y 1 RCA plugs u u 2 DC plug i i 1 2 conductor o o 1 8 plugs 3 03 conductor 1 8 plugs 2 13 conductor 1 4 plugs 3 2ACC plugs 7 pin 2 3ACC plugs 8 pin 2 4 Hexagonal wrench 1 5 Main dial 1 6 CD 1 May differ from that shown depending on the version See page 3 3 for the Main dial attachment details SUPPLIED ACCESSORIES q 0 1 2 3 4 6 5 y u i o w e r t ...

Page 9: ...17 F ILTER SHAPE SET 2 17 INSTALLATION AND CONNECTIONS Section 3 U npacking 3 2 S electing a location 3 2 G rounding 3 2 A ttaching the rack mounting handle 3 2 C onnecting antenna 3 3 R equired connections 3 4 D Front panel Electronic keyer and microphone 3 4 D Rear panel Basic connection 3 4 A dvanced connections 3 5 D Front panel Microphone headphones and SD card 3 5 D Rear panel Optional produ...

Page 10: ...D ntering the frequency with the keypad 4 9 O perating mode selection 4 10 S electing the Meter readout 4 11 D D D igital multi function meter 4 11 S D D electing the meter type 4 12 D ial lock function 4 12 B asic transmit operation 4 13 T D D ransmitting 4 13 A D D djusting the microphone gain 4 13 D D D rive gain adjustment 4 14 T D D ransmit power limit 4 14 B and edge warning beep 4 15 E D D ...

Page 11: ...bout the BPSK31 and BPSK63 modes 5 27 S D D etting the decoder threshold level 5 28 A D D bout the PSK reverse mode 5 28 A D D FC NET function 5 28 P D D SK memory transmission 5 29 A D D utomatic transmission reception setting 5 30 E D D diting the PSK memory 5 31 T D D urning ON the PSK log 5 32 C D D onfirm the PSK log contents 5 33 P D D SK decode set mode 5 34 O perating AM or FM 5 36 R epeat...

Page 12: ...notch function 7 13 ï Manual notch function 7 13 A uto tuning function 7 14 Main Sub band Tracking function 7 14 ï Turning ON the Tracking function 7 14 FUNCTIONS FOR TRANSMIT Section 8 About the VOX function 8 2 Turning ON D D the VOX function 8 2 A D D djusting the VOX function 8 2 V D D OX set mode 8 3 About the Break in function 8 4 S D D emi break in operation 8 4 F D D ull break in operation...

Page 13: ...S D D ave set screen 10 4 L D D oad set screen 10 4 S aving the setting data onto an SD card or USB flash drive 10 5 L oading the saved data files onto an SD card or USB flash drive 10 6 S aving with a different file name 10 7 D eleting a data file 10 8 F ormatting an SD card or USB flash drive 10 8 U nmounting an SD card or USB flash drive 10 9 S creen Capture function 10 10 C D D apturing the sc...

Page 14: ... 9 T one scan 12 10 V oice squelch control function 12 10 ANTENNA TUNER OPERATION Section 13 A ntenna connection and selection 13 2 R eceive Antenna I O selection 13 2 A ntenna memory settings 13 3 A D D ntenna type selection 13 4 A D D ntenna selection mode 13 5 T D D emporary memory 13 5 R D D eceive antenna I O setting 13 6 A bout the Antenna tuner 13 7 U sing the Antenna tuner operation 13 7 I...

Page 15: ...7 R esetting the CPU 16 7 A bout protection indications 16 8 O pening the transceiver s case 16 8 F use replacement 16 9 C lock backup battery replacement 16 9 T roubleshooting 16 10 D Transceiver power 16 10 D Transmit and receive 16 10 D Scanning 16 11 D Display 16 11 UPDATING THE FIRMWARE Section 17 G eneral 17 2 D Checking the firmware version 17 2 P reparation 17 3 D File downloading 17 3 F i...

Page 16: ...enna tuner 19 3 O ptions 19 4 CONNECTOR INFORMATION Section 20 A CC socket 20 2 M icrophone connector 20 3 ELEC KEY jack 20 3 KEY jack 20 3 EXT KEYPAD jack 20 4 REF I O connector 20 4 X VERTER connector 20 4 RELAY jack 20 4 METER jack 20 5 REMOTE jack 20 5 DC OUT jack 20 5 EXT SP jack 20 5 S P DIF jack 20 5 RX I O connector 20 5 INDEX ...

Page 17: ...1 1 PANEL DESCRIPTION Section 1 F ront panel 1 2 R ear panel 1 12 D isplay 1 14 S creen menu arrangement 1 16 ...

Page 18: ... The TUNER indicator blinks red during manual tuning When the tuner cannot tune the antenna the tuning circuit is automatically bypassed after 20 seconds rTIMER KEY TIMER p 14 5 Push to turn ON or OFF the sleep or daily timer function The TIMER indicator above this key lights white when the timer is in use Hold down for 1 second to enter the Timer set screen tHEADPHONE JACK PHONES p 3 5 Connect st...

Page 19: ...indicator above this key lights white while the function is activated 8BREAK IN DELAY CONTROL DELAY p 8 4 Rotate to adjust the transmit to receive switching delay time in the CW semi break in mode 9 ELECTRONIC CW KEYER SPEED CONTROL KEY SPEED p 5 7 Rotate to adjust the internal electronic CW keyer s speed to between 6 wpm minimum and 48 wpm maximum The keyer s speed is displayed 0VOX BREAK IN KEY ...

Page 20: ... not indicate a malfunction 7FUNCTION KEYS F 1 F 7 Push to select the function indicated in the display above these keys Functions vary depending on the operating mode 8MODE KEYS Selects the desired mode p 4 10 The Voice synthesizer announces the selected mode p 16 2 Push to alternately select the USB or LSB mode Push to alternately select the CW or CW R CW reverse mode Push to toggle between the ...

Page 21: ...fields such as from a broadcasting station are near your location Push to activate and then select the FAST MID or SLOW AGC time con stant p 7 4 In the FM mode only FAST is selectable Hold down for 1 second to enter the AGC set mode p 7 4 The AGC time constant can be set be tween 0 1 to 8 0 second depending on the mode or turned OFF When AGC is OFF the S meter does not function What is AGC The AGC...

Page 22: ... key lights white while the function is activated Hold down for 1 second to enter the Noise blank er set mode 3 NOISE REDUCTION KEY NR p 7 12 Push to turn the DSP noise reduction ON or OFF The NR indicator above this key lights white when the function is activated 4 NOISE REDUCTION LEVEL CONTROL NR p 7 12 Adjusts the DSP noise reduction level when the noise reduction is in use Set for maximum read...

Page 23: ...Changes the displayed frequency Main band se lects set mode option and so on 3MAIN SUB CHANGE KEY CHANGE pp 7 10 8 7 Push to toggle the frequency and selected memory channel between the Main and Sub band readouts When the split frequency function is ON push to toggle between the transmit frequency and the receive fre quency 4SUB BAND ACCESS KEY SUB Push to select the Sub band readout The Sub band ...

Page 24: ...cond to turn the split func tion ON and equalize the Sub band frequency to the Main band in non FM modes and then sets the Sub band readout for frequency input mode Quick split function In the FM mode the Sub band frequency is shifted by the preset frequency offset from the Main band readout frequency p 15 14 The quick split function can be turned OFF in the Oth ers set screen p 15 13 After enteri...

Page 25: ...9 FILTER KEY FILTER p 7 6 Push to select one of three IF filter settings Hold down for 1 second to enter the Filter screen 0MEMORY WRITE KEY MW p 11 4 Hold down for 1 second to store the selected fre quency and operating mode into the displayed memory channel This function is usable in both the VFO and memory modes 1KEYPAD Push to select the operating band Push GENE to select the general coverage ...

Page 26: ...ting the receive frequency This is useful for simple split fre quency operation in CW and so on 9RIT KEY RIT p 7 3 Push to turn the RIT function ON or OFF Rotate the RIT TX control to vary the RIT frequen cy Hold down for 1 second to add the RIT shift fre quency to the operating frequency What is the RIT function Receiver incremental tuning RIT shifts the receive frequency without shifting the tra...

Page 27: ... band width and the value is adjustable in 25 Hz steps for the SSB CW RTTY PSK modes and 100 Hz steps for the AM mode PBT2 PBT1 Low cut High cut Center What is the PBT control The PBT function electronically modifies the IF passband width to reject interference This transceiver uses the DSP circuit for the PBT function 5RIT TX CONTROL RIT TX pp 7 3 8 5 Shifts the receive and or transmit frequency ...

Page 28: ... flash drive or USB keyboard is not supplied by Icom About the USB A connector Supports only a USB flash drive keyboard mouse or hub Turn the transceiver power OFF when connecting or disconnecting a USB keyboard mouse or hub DO NOT connect the following devices Two or more of the same kind of USB devices Example Two USB hubs or two USB mice A Multimedia adapter A USB HDD A USB flash drive larger t...

Page 29: ...29 trans mission A transceiver mute control line both transmit and receive is also supported 1METER JACK METER p 20 5 Outputs the received signal strength transmit out put power VSWR ALC speech compression Vd or Id levels for an external meter 2 CI V REMOTE CONTROL JACK REMOTE p 20 5 Connects to a PC through the optional CT 17 ci v level converter for external control of the trans ceiver Used for ...

Page 30: ...he current time oFREQUENCY READOUTS Displays the operating frequency Gray characters are used for a non active frequency 0IF FILTER INDICATOR Displays the selected IF filter number 1 VFO MEMORY CHANNEL INDICATOR p 4 5 Indicates the VFO mode or selected memory chan nel number 2 TX ICON TX appears while transmitting Indicates the frequency used for transmit Displays on the Sub readout when the split...

Page 31: ...er selection and Set modes 6DISPLAY FUNCTION KEY GUIDE Indicates the current function of the Display Func tion keys F 1 F 7 7MEMORY CHANNEL READOUTS Displays the selected memory channel contents in the VFO mode Displays the VFO contents in memory mode 8 SELECT MEMORY CHANNEL INDICATOR p 12 7 Indicates the displayed memory channel that is as signed as a Select memory channel The desired memory chan...

Page 32: ...l lowing guide Pushing EXIT SET several times returns to the Start up screen See page 15 3 for set mode arrangement Start up screen Spectrum scope screen p 6 2 Scan screen VFO mode p 12 5 PSK decode screen p 5 26 Memory keyer screen CW mode p 5 10 Audio scope screen p 6 15 Voice recorder screen p 9 3 Scan screen Memory mode p 12 7 Memory channel screen p 11 3 RTTY decode screen p 5 16 Set mode men...

Page 33: ...EYER 001 2 4 K EYER CW KEY 2 5 R TTY LOG SET 2 5 R TTY DECODE SET 2 5 P SK LOG SET 2 6 P SK DECODE SET 2 6 S CAN SET 2 6 A UDIO SCOPE SET 2 6 L EVEL SET 2 7 A CC SET 2 8 D ISPLAY SET 2 10 T IME SET 2 11 O THERS SET 2 11 L OAD SET 2 16 S AVE SET 2 16 A NT TYPE 2 16 V OX 2 17 N B 2 17 F ILTER SHAPE SET 2 17 ...

Page 34: ... SET pp 2 5 5 22 PSK DECODE PSK LOG SET pp 2 6 5 32 PSK DECODE SET pp 2 6 5 34 SCAN SCAN SET pp 2 6 12 3 AUDIO SCOPE AUDIO SCOPE SET pp 2 6 6 16 SET MODE LEVEL SET pp 2 7 15 4 ACC SET pp 2 8 15 6 DISPLAY SET pp 2 10 15 10 TIME SET pp 2 11 15 12 OTHERS SET pp 2 11 15 13 SD USB MEMORY SET SETTING LOAD LOAD SET pp 2 16 10 9 SETTING SAVE SAVE SET pp 2 16 10 10 CAPTURE LIST FIRMWARE UPDATE p 17 4 FORMA...

Page 35: ...ll Size Expand Scope Waterfall height setting while using the ex panded scope screen is displayed Small Mid Large Waterfall Peak Color Level Waterfall color level setting Grid 1 Grid 10 Waterfall Marker Auto hide The marker in the Waterfall zone is hid den 2 seconds after you have stopped it in place OFF ON Dual Scope Type Main and Sub scope screen arrangement during dual scope Over Under Side by ...

Page 36: ...uelch Auto QSO REC File Split The file split function setting OFF ON QSO REC PTT Auto REC The PTT Automatic Recording function set ting OFF ON p 9 14 QSO REC PRE REC for PTT Auto REC RX audio recording status setting for the PTT Automatic Recording function OFF 5 10 15 seconds QSO PLAY Skip Time Skip time setting for both forwarding and re winding during QSO player operation 3 5 10 30 seconds INST...

Page 37: ...Scope Averaging RTTY FFT scope averaging function setting OFF 2 3 4 p 5 22 RTTY FFT Scope Waveform Color RTTY FFT scope waveform color setting 0 255 in 1 digit steps RTTY Decode USOS RTTY decode USOS UnShift On Space function setting OFF ON RTTY Decode New Line Code RTTY internal decoder new line code set ting CR LF CR LF CR LF RTTY Diddle RTTY diddle setting OFF BLANK LTRS RTTY TX USOS RTTY TX US...

Page 38: ... 0 255 in 1 digit steps PSK Font Color TX Buffer Text color setting in the TX buffer screen 0 255 in 1 digit steps ITEMS DESCRIPTIONS RANGE OR VALUE REF SCAN Speed Scan speed setting LOW HIGH p 12 3 SCAN Resume Scan resume function setting OFF ON ITEMS DESCRIPTIONS RANGE OR VALUE REF FFT Scope Waveform Type Waveform type setting for the FFT audio scope Fill Line p 6 16 FFT Scope Waveform Color Wav...

Page 39: ... HPF LPF PSK RX HPF LPF SSB TX Tone Bass TX Tone level set ting Bass 5 5 in 1 digit steps SSB TX Tone Treble Treble AM TX Tone Bass Bass AM TX Tone Treble Treble FM TX Tone Bass Bass p 15 5 FM TX Tone Treble Treble SSB TBW WIDE Transmission passband width setting for the WIDE selection Lower freq 100 200 300 and 500 Hz Higher freq 2500 2700 2800 and 2900 Hz SSB TBW MID Transmission passband width ...

Page 40: ...T ON Band selection for the AF IF signal output while holding down XFC dur ing split operation MAIN SUB ACC B AF Output Level AF Output Level setting 0 100 in 1 steps ACC B AF SQL Squelch relation setting when the AF signal out put is set OFF OPEN ON ACC B AF Beep Speech Out put Beep and voice synthe sizer audio output setting when the AF signal out put is set OFF ON p 15 7 ACC B IF Output Level I...

Page 41: ...teps ACC B MOD Level B ACC1 S PDIF MOD Level S P DIF USB MOD Level USB B LAN MOD Level LAN DATA OFF MOD Modulation input connector selec tion When data mode is not in use MIC ACC A ACC B MIC ACC A MIC ACC B ACC A ACC B MIC ACC A ACC B S PDIF USB LAN DATA1 MOD When data 1 mode D1 is in use DATA2 MOD When data 2 mode D2 is in use DATA3 MOD When data 3 mode D3 is in use p 15 9 ACC A BAND Voltage Outp...

Page 42: ...eter peak hold function setting OFF ON Memory Name Memory name indication setting OFF ON APF Width Popup APF OFF ON Pop up indication setting for the APF filter width selection OFF ON MN Q Popup MN OFF ON Pop up indication setting for the manual notch filter width selection OFF ON Screen Saver Function Screen saver function setting OFF 15 30 60 minutes p 15 11 Screen Saver Type Screen saver type s...

Page 43: ... audio frequency setting 500 2000 Hz in 10Hz steps Beep Sound SUB SUB TX Power Limit Transmit output power limit function setting OFF ON TX Delay HF HF bands TX delay time setting for the liner amplifier opera tion OFF 10 15 20 25 30 milliseconds TX Delay 50M 50 MHz band Time Out Timer CI V Time Out Timer function setting for the re mote or the TRANSMIT key operation OFF 3 5 10 20 30 minutes Quick...

Page 44: ...ntity Number of memo pad channel setting 5 10 MAIN DIAL Operation MAIN DIAL accessible band setting MAIN MAIN SUB MAIN DIAL Auto TS Automatic tuning step function setting for MAIN DIAL OFF LOW HIGH SUB DIAL Auto TS Automatic tuning step function setting for SUB DIAL MAIN SUB Tracking MAIN SW Assigns the Main Sub band tracking func tion to the MAIN key OFF ON MIC Up Down Speed Rate setting for freq...

Page 45: ...5 17 Keyboard F1 F8 KEYER Memory keyer trans mission for the con nected keyboard F1 F8 keys Screen Capture POWER SW Assigns the Screen capture function to the POWER key OFF ON Screen Capture Keyboard Print Screen Assigns the Screen capture function to Print Screen key on the USB keyboard Screen Capture Storage Media Storage media setting for the captured screen image file to save SD CARD USB Memor...

Page 46: ...e RTTY FSK keying control through USB B Keyboard Type Language setting for the keyboard English Japanese United Kingdom French French Canadian German Portuguese Portuguese Brazilian Spanish Spanish Latin American Italian Keyboard Repeat Delay Keyboard repeat delay time setting 100 1000 milliseconds in 50 milliseconds steps Keyboard Repeat Rate Keyboard repeat rate setting 2 0 30 0 cps Mouse Pointe...

Page 47: ... number setting for the optional RS BA1 operation Audio Port UDP Valid after Re boot Audio port number setting for the optional RS BA1 operation p 15 21 Internet Access Line Valid after Reboot Internet access line setting for the IP remote control FTTH ADSL CATV Network User1 2 3 ID User ID setting for the IP remote control op eration Up to 16 characters Network User1 2 3 Password Password setting...

Page 48: ...ice memory load setting YES NO Voice RX Memory RX voice memory load setting YES NO ITEMS DESCRIPTIONS RANGE OR VALUE REF SAVE Contents Saving contents setting All Select p 10 4 Memory Settings Memory and set items status save setting YES Voice TX Memory TX voice memory save setting YES NO Voice RX Memory RX voice memory save setting YES NO SAVE Form Selects the file saving format Now Ver Old Ver x...

Page 49: ...r wider width is set 50M SSB D 600Hz SSB D mode 50M CW 500Hz CW mode Filter shape setting when 500 Hz or narrower width is set 50M CW 600Hz Filter shape setting when 600 Hz or wider width is set FILTER SHAPE SET FILTER SHAPE F 7 ITEMS DESCRIPTIONS RANGE OR VALUE REF VOX Delay VOX delay time setting 0 0 2 0 sec in 0 1 sec steps p 8 3 VOX Voice Delay VOX voice delay setting for VOX operation OFF Sho...

Page 50: ... panel Electronic keyer and microphone 3 4 D Rear panel Basic connection 3 4 Advanced connections 3 5 D Front panel Microphone headphones and SD card 3 5 D Rear panel Optional products and external equipment 3 5 D Rear panel Optional products and external equipment 3 6 D Rear panel External keypad and meter 3 6 Linear amplifier connections 3 7 D Connecting the IC PW1 EURO 3 7 D Connecting a non Ic...

Page 51: ...e Grounding To prevent electrical shock television interference TVI broadcast interference BCI and other prob lems ground the transceiver through the GROUND terminal on the rear panel 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 RWARNING NEVER connect the GND ter minal to a gas or ele...

Page 52: ... Insert the Main dial set screw into the screw hole of the Main dial then tighten the screw until the screw extends into the shaft hole out slightly using sup plied hexagonal wrench 2 mm Be careful that the screw does not extend out more than 1 mm 0 04 in e Attach the Main dial as illustrated Be careful to match the correct orientation of the flat face of the shaft and the screw hole of the dial k...

Page 53: ...Optional SM 30 L B Straight key Antenna 1 2 3 4 p 13 2 Ground p 3 2 Use the heaviest gauge wire or strap available and make the connection as short as possible Grounding prevents electrical shock TVI and other problems AC outlet R WARNING Use only the supplied AC power cable NOTE Attach the sup plied antenna connec tor cap when no anten na or external equip ment is connected Example ANT1 for the 1...

Page 54: ...e connected to MIC SD card Impedance 8 Ω 16 Ω L B External speaker p 20 5 ACC sockets p 20 2 Antenna 1 2 3 4 p 13 2 Connects to a linear amplifier antenna selector and so on X VERTER Connects to a trans verter for VHF UHF or other bands RELAY ALC p 3 7 Used to connect to a non Icom linear amplifier SP 34 optional Impedance 4Ω 8Ω REMOTE p 20 5 Used for remote control and trans ceive operation The o...

Page 55: ... Bluetooth mouse Bluetooth keyboard a USB flash drive of more than 32 GB Connects a PC for audio signal data input output 48 kHz 16 bit Stereo output L Main band R Sub band S P DIF IN OUT Connects to a PC for remote control through a LAN or the Internet using the RS BA1 or for updating the CPU firmware Ethernet connector p 18 2 USB PORT L B External keypad Connects to an external keypad for voice ...

Page 56: ...ntrol voltage and or current greater than specified When using a linear amplifier that has a time delay between receiving and transmitting a high SWR might cause the linear amplifier to malfunction To prevent this slow the TX Delay the TX Delay HF 50M settings in the Others Set mode p 15 13 SET F 7 OTHERS F 5 TX Delay HF 50M L B To an antenna ACC 1 ANT ANT2 ANT1 ACC 2 INPUT1 INPUT2 REMOTE EXCITER ...

Page 57: ... of PC D Sub25 D Sub9 Pin 4 Pin 7 Pin 7 Pin 5 Pin 2 Pin 3 Shield cable Shield cable Shield cable Shield cable C E B TXD The sections shown in squares are required only when Baudot RTTY is used in FSK RTTY mode Other digital mode operations such as SSTV or PSK are not required 1 NPN transistor 2SC1815 Rear panel view Front panel view When connecting to ACC1 When connecting to MIC 2 switching diode ...

Page 58: ...e holding down XFC the transmit readout frequen cy can be controlled while in the split frequency mode The UP DN switch can simulate a key paddle Preset in the keyer set mode p 5 13 r LOW CUT SWITCH Push SM 50 Slide SM 30 to cut out the low fre quency components of input voice signals t PTT LOCK INDICATOR LOCK Only for the SM 30 Lights red when the PTT lock switch w is ON y MIC GAIN VOLUME MIC GAI...

Page 59: ... w UP DOWN SWITCHES UP DN Change the selected readout frequency or memory channel Holding down continuously changes the frequency or memory channel While holding down XFC the transmit readout frequen cy can be controlled while in the split frequency mode The UP DN switch can simulate a key paddle Preset in the keyer Set mode p 5 13 w q ...

Page 60: ...p 4 7 S D D electing the Fine tuning function 4 8 A D D bout the Auto tuning step function 4 8 A D D bout the 1 4 tuning step function 4 9 E D D ntering the frequency with the keypad 4 9 S electing the Operating mode 4 10 S electing the Meter readout 4 11 D D D igital multi function meter 4 11 S D D electing the meter type 4 12 D ial lock function 4 12 B asic transmit operation 4 13 T D D ransmitt...

Page 61: ...IGHT control 12 o clock i NB control Fully counterclockwise 8 CW PITCH control 12 o clock o AF control Fully counterclockwise 9 NOTCH control 12 o clock 0 RF control Fully clockwise 0 DIGI SEL control 12 o clock All keys of this transceiver are non lock type When turned ON the transceiver starts with all keys status as they were previously set However the TRANSMIT key always in the OFF receive con...

Page 62: ...e the transceiver for a long period of time turn OFF the main power NOTE Before turning OFF the main power make sure the transceiver s power is OFF and the POWER indica tor lights orange D D Resetting the CPU initial setup Before first applying power if a malfunction occurs or you want to return the transceiver to the original set tings reset the transceiver using the following proce dure While ho...

Page 63: ...than the S meter level Independently adjust the Main and Sub bands Adjusting the Squelch level Noise squelch In the FM mode rotate the SQL control and adjust to the point where the noise just disappears and the RX indicator goes OFF The noise squelch works only in the FM mode S meter squelch The S meter squelch disables the audio output from the speaker or headphones when the received signal is we...

Page 64: ...ansmission occurs on only the Main band except during split frequency operation Push MAIN to select the Main band The key backlight for MAIN lights The Main band s frequency readout is highlighted Push SUB to select the Sub band The key backlight for SUB lights The Sub band s frequency readout is highlighted Push V M to toggle between the VFO and Memory modes VFO appears when in the VFO mode and t...

Page 65: ...ating mode are memo rized in the second band stacking register Push 21 again and then select another frequency e e and or operating mode The selected frequency and operating mode are memo rized in the third band stacking register Push other band keys and then push 21 again r r The last used frequency and operating mode in the 21 MHz band are displayed Each push of 21 selects the next band staking ...

Page 66: ...is displayed and the Quick tuning function is turned ON Rotate MAIN DIAL w w The frequency changes in kHz steps Push TS again e e disappears and the Quick tuning function is turned OFF Selecting the desired kHz step q Push TS is displayed and the Quick tuning function is turned ON Hold down TS for 1 second w w The TS screen is displayed Push the desired Mode key e e The operating mode is selected ...

Page 67: ... D D About the Auto tuning step function When rapidly rotating MAIN DIAL or SUB DIAL the tuning speed automatically accelerates as selected Select the MAIN DIAL Auto TS item in the Others q q set screen SET F 7 OTHERS F 5 MAIN DIAL Auto TS MAIN DIAL Auto TS for MAIN DIAL SUB DIAL Auto TS for SUB DIAL selection Rotate MAIN DIAL to select the option w w Auto tuning step options HIGH Approximately 5 ...

Page 68: ... digit push r r decimal point The previously entered numbers shift to the MHz digit After entering the 100 kHz and lower digits push t t ENT The F INP indicator disappears and the frequency is set If the 100 kHz or lower digits are all 0 directly push ENT to automatically enter 0s If you want to change only the 100 kHz or lower digits skip steps w and e To cancel the entry push any key except Y Z ...

Page 69: ...to toggle between USB and LSB Selecting the CW mode Push CW to select CW After CW is selected push to toggle between CW and CW reverse mode Selecting the RTTY or PSK mode Push RTTY PSK to select RTTY or PSK After RTTY or PSK is selected push to toggle between RTTY and PSK After RTTY or PSK is selected hold down for 1 second to toggle between RTTY and RTTY reverse or PSK and PSK reverse mode respec...

Page 70: ... P HOLD F to turn ON the peak level hold function P HOLD is displayed in the window title when the func tion is ON Multi function keys S 1 0 0 0 1 2 5 10 10 10 20 44 52V 50 100 150 200 250 15 3 1 5 ID VD dB W A Po SWR COMP ALC 5 9 20 40 60dB Signal strength level readout Id readout Power level readout SWR readout Compression level readout ALC level readout Vd readout Pushing P HOLD F toggles ON an...

Page 71: ...creen Rotate MAIN DIAL to select the option w w Push EXIT SET several times e e Exits the Set screen Dial lock function The Dial lock function prevents frequency changes by accidental movement of the tuning dial The lock func tion electronically locks the dial Push LOCK Each push toggles the Dial lock function ON or OFF The LOCK indicator lights when the function is ON MAIN DIAL or SUB DIAL is loc...

Page 72: ...nto the microphone at your normal voice level e While talking rotate MIC so that the ALC meter reading doesn t go outside the ALC zone see to the right r Release PTT to receive Before transmitting monitor your selected operating frequency to make sure you don t cause interfer ence to other stations on the same frequency It s good amateur practice to listen first and then even if nothing is heard a...

Page 73: ... transceiver can be set to a maximum output power on each operating band You can separately set the maximum output power for operating in the DATA mode The Multi function screens are OFF Select the TX Power Limit item in the Others set q q screen SET F 7 OTHERS F 5 TX Power Limit Rotate MAIN DIAL to select ON w w When ON is selected the TX power limit is active Push LIMIT F e e The TX power limit ...

Page 74: ... of the default amateur band s frequency range a beep sounds default ON User When you tune outside of or back into a user programmed amateur band s fre quency range a beep sounds ON User TX Limit When you tune outside of or back into a user programmed amateur band s frequen cy range a beep sounds Transmission is also inhibited outside the programmed range Push EXIT SET several times e e Exits the ...

Page 75: ...h t u F to toggle between the entry cells of the upper and lower band edge frequencies Push INS to insert a new blank line Hold down DEL for 1 second to delete the selected line Hold down DEF F for 1 second to reset all band edge frequencies The Band edge initialize screen appears as shown to the right then push OK F to reset all frequencies t Enter the Band edge frequencies with the keypad q Push...

Page 76: ...ered a new line cannot be inserted To delete a frequency range push p F or q F to select the line that you want to delete And then hold down DEL for 1 second Be careful The deleted frequency range cannot be recalled However hold down DEF F for 1 second to call the con firmation window and to reset all band edges to their default settings Multi function keys Description Insert a line above the sele...

Page 77: ...ansmission is illegal on any frequen cies other than the five shown in the tables below For the USB and USB Data modes The FCC specifies center frequencies on the 5 MHz frequency band However the transceiver displays carrier frequency Therefore tune the transceiver to 1 5 kHz below the specified FCC channel center fre quency Transceiver Displayed Frequency FCC Channel Center Frequency 5 33050 MHz ...

Page 78: ...y transmission 5 17 A D D utomatic transmission reception setting 5 18 E D D diting the RTTY memory 5 19 T D D urning ON the RTTY log 5 20 C D D onfirm the RTTY log contents 5 21 R D D TTY decode set mode 5 22 O perating PSK 5 24 V D D ector indicator and Waterfall display 5 25 F D D unctions for the PSK decoder display 5 26 A D D bout the BPSK and QPSK modes 5 27 A D D bout the BPSK31 and BPSK63 ...

Page 79: ...CW RTTY or PSK mode is selected Only the Manual notch can be used When the FM mode is selected Only the Auto notch can be used Push the NOTCH key to turn the Auto or Manual notch function ON or OFF Rotate the NOTCH control to set the valley frequency for the Manual notch function The Notch indicator above the NOTCH key lights when either the Auto or Manual notch function is ON SSB CW RTTY PSK AM m...

Page 80: ...nsmits when keying then automatically returns to receive after a preset time after you stop keying Full break in operation In the full break in mode the transceiver automatically transmits while keying and returns to receive immediately after you stop keying Push VOX BK IN several times to select the break in OFF semi break in or full break in BK IN or F BK IN is displayed when the Semi break in o...

Page 81: ...nal is received Rotate AF to set the audio to a comfortable listen r r ing level Rotate RF PWR to adjust the output power t t The TX power readout displays the setting level Push the Multi function METER y y key to select the ALC meter Transmit u u Push TRANSMIT or PTT microphone The TX indicator lights red Rotate MIC to adjust the microphone gain i i While speaking into the microphone at your nor...

Page 82: ...o to a comfortable listen r r ing level Rotate RF PWR to adjust the output power t t The TX power readout displays the setting level Transmit y y Push TRANSMIT The TX indicator lights red Use the electric keyer or a paddle to key your CW u u signals The power meter indicates transmitted CW output pow er Push the Multi function METER i i key to select the ALC meter Rotate DRIVE to adjust the Drive ...

Page 83: ...The APF changes the audio frequency response by boosting a particular frequency to enhance a desired CW signal In the CW mode push APF TPF to turn the audio q q peak filter ON or OFF APF is displayed and the APF TPF indicator above this key lights white Hold down APF TPF for 1 second w w Hold down APF TPF for 1 second selects the Audio filter width APF type Filter width SOFT WIDE MID NAR SHARP 320...

Page 84: ...ault You can change it to the USB side in the CW Normal Side item of the Others set screen SET F 7 OTHERS F 5 CW Normal Side When this setting is set to USB the CW and CW R modes are reversed D D CW side tone function When the transceiver is in standby and the break in function is OFF p 8 4 you can listen to the CW side tone without actually transmitting This allows you to match your transmit freq...

Page 85: ...nit is necessary See the connection diagram below for reference L B PA BPF or LPF Power amplifier with T R switching unit for 137 kHz to X VERTER to RELAY for transmit receive control to ACC 2 pin 6 Connection diagram for 137 kHz band operation NOTE Set the transverter offset in the Others set mode to 0 000 MHz See page 15 14 for details Transverter ON OFF control signal related to the power ampli...

Page 86: ...EXIT SET e e The Memory keyer menu screen is displayed r rPush one of the Function keys F 1 to F 4 The selected menu screen is displayed See the diagram below To return to the Memory keyer menu screen push EXIT SET EXIT SET Mode keys F Function keys Memory keyer screen p 5 10 Memory keyer menu screen Keyer edit screen p 5 11 Keyer 001 screen p 5 12 Keyer CW Key screen p 5 13 F 1 F 1 EXIT SET F 1 F...

Page 87: ...r advances each time the contents are sent The counter is 4 digits The count up trigger can be assigned in the Keyer 001 screen p 5 12 The arrow icon indicates the assigned memory keyer In the default setting Memory keyer M2 is assigned Push 1 F to reduce the contest number advances by one before sending the Memory keyer contents to a station a second time After your transmission is finished retur...

Page 88: ...ter SPACE F Enters a space When a keyboard is connected to the USB A port on the rear panel you can directly enter the contents using the keyboard Push keypad to enter 0 9 or a period Push t t t F or u F to move the cursor Repeat steps y y r and t to input the desired char acters After editing the contents push EXIT SET u u Exits the Keyer edit screen Selectable characters with MAIN DIAL A B C D E...

Page 89: ... Default Normal This item sets the numbering system used for contest serial numbers normal or short morse numbers Normal Does not use short morse numbers 190 ANO Sets 1 as A 9 as N and 0 as O 190 ANT Sets 1 as A 9 as N and 0 as T 90 NO Sets 9 as N and 0 as O 90 NT Sets 9 as N and 0 as T Count Up Trigger Default M2 This selects which of the four memories will contain the contest serial number excha...

Page 90: ... in 0 1 steps Keying weight example Morse code K DASH Weight setting 1 1 3 default Weight setting Adjusted DASH DOT fixed Adjustable range SPACE fixed SPACE and DOT length can be adjusted only with KEY SPEED Rise Time Default 4ms Sets the rise time of the transmitted CW envelope Selectable time 2 4 6 or 8 milliseconds Key action Tx output power About rise time Rise time Tx Rx Set Tx power level Ti...

Page 91: ...r readout displays the setting level Push the Multi function METER y y key to select the Po meter u uPush F12 on the keyboard to transmit The TX indicator lights red Type on the keyboard to enter the contents that you i i want to transmit The typewritten contents are displayed in the TX buffer screen and immediately transmitted The text color will be changed when transmitted Push one of F1 F8 to t...

Page 92: ...d RTTY R modes D D Twin peak filter The Twin peak filter changes the audio frequency re sponse by boosting the mark and space frequencies 2125 and 2295 Hz for better reception of RTTY sig nals In the RTTY mode push APF TPF to turn the Twin peak filter ON or OFF TPF is displayed and the APF TPF indicator above this key lights white while the filter is in use NOTE When the Twin peak filter is used t...

Page 93: ...played and the current screen freezes Hold down Clears the displayed charac ters While the Hold function is ON clears the characters and re leases the function TX MEM Enters the RTTY memory screen ADJ Enters the threshold level setting mode MAIN SUB Toggles between the Main and Sub bands LOG Enters the RTTY log set screen Starts Stop making a log file or sets the File type or Storage media LOG VIE...

Page 94: ... F q q The RTTY decode screen is displayed Push TX MEM F to select the RTTY memory w w screen Push 1 4 5 8 to select the RTTY memory bank e e Push the desired function key RT1 F RT4 F or r r RT5 F RT8 F When no keyboard is connected the selected memory contents will be immediately transmitted When a keyboard is connected the memory contents will be immediately transmitted when the function key is ...

Page 95: ...cally transmits the selected memory and returns to receive AUTO TX Automatically transmits the selected memory To return to receive push F12 on the keyboard AUTO RX Push F12 on the keyboard to transmit the selected memory Automatically returns to receive after transmission No indica tion Push F12 on the keyboard to transmit the selected memory and push F12 again to return to receive Push EXIT SET ...

Page 96: ...tes a character SPACE F Enters a space t u F Toggles between the Name Title and Content items When a keyboard is connected to the USB A port on the rear panel you can directly enter the Names or con tents using the keyboard Push keypad to enter 0 9 or a period Push t t t F or u F to move the cursor Repeat steps y y r and t to input the desired charac ters or names After editing the contents push E...

Page 97: ...e desired setting r r Set the RTTY Log File Type and RTTY Log Storage Media items Hold down DEF F for 1 second to select the default setting Select the RTTY Log item and then select ON t t To cancel the Log function select OFF Push EXIT SET y y Exits the Set screen EXIT SET MAIN DIAL F Function keys Fucntion menu MENU2 Displays after the RTTY log starts RTTY Log Default OFF Starts or Stops making ...

Page 98: ...ates the active log making file so the file cannot be opened Push VIEW F to display the log contents r r After checking the log file push EXIT SET twice t t Exits the RTTY log list screen EXIT SET F Function keys Fucntion menu MENU2 RTTY log list screen Example Text format Example HTML format Functions in the RTTY log list screen Function Action SD USB Toggles between an SD card and USB flash driv...

Page 99: ...he color of the FFT scope waveform The color is set in the RGB format Push t u F to select R Red G Green and B Blue Rotate MAIN DIAL to adjust the ratio from 0 to 255 The color is displayed in the box beside the RGB scale RTTY Decode USOS Default ON Turns the letter code decoding capability ON or OFF after receiving a space USOS UnShift On Space function ON Decodes as a letter code OFF Decodes as ...

Page 100: ...ed in RTTY Time Stamp above RTTY Font Color Recieve Default R 128 G 255 B 128 Sets the text color for received characters The color is set in the RGB format Push t u F to select R Red G Green and B Blue Rotate MAIN DIAL to adjust the ratio from 0 to 255 The color is displayed in the box beside the RGB scale RTTY Font Color Transmit Default R 255 G 106 B 106 Sets the text color for transmitted char...

Page 101: ... power t t The TX power readout displays the setting level Push the Multi function METER y y key to select the ALC meter u uPush F12 on the keyboard to transmit The TX indicator lights red Rotate DRIVE to adjust the Drive gain i i Adjust the Drive gain so that the ALC meter reading swings within 30 to 50 of the ALC scale If the ALC meter reading goes outside the ALC zone the TX distortion occurs a...

Page 102: ...s on the waterfall display Tune the vertical line to the Center of the waterfall w w display The signal is properly tuned when the radiated lines in the vector tuning indicator narrow as shown below to the right Vector tuning indicator The Vector tuning indicator is displayed when tuning the signal Waterfall display Displays the band activity as a waterfall If the two or more signals are in the ba...

Page 103: ...If a PSK signal is re ceived within the AFC tuning range the decoder automatically tunes to the signal and the frequency offset is displayed Push Turns ON or OFF the NET func tion AFC NET OFF and are dis played You can transmit on the tuned frequency Hold down Adds the offset frequency to the operating frequency TX MEM Enters the PSK memory screen ADJ Enters the threshold level setting mode MAIN S...

Page 104: ...SK decode screen then push q q MENU1 F DECODE F 3 MENU1 F 1 Displays MENU2 The function menu changes to Menu 2 Push B QPSK F w w Toggles between the BPSK and QPSK modes D D About the BPSK31 and BPSK63 modes The BPSK31 and BPSK63 modes are selectable for the BPSK mode Display the PSK decode screen then push q q MENU1 F DECODE F 3 MENU1 F 1 Displays MENU2 The function menu changes to Menu 2 Push 31 ...

Page 105: ... PSK R mode to match the phase shift direction to the trans mitter side In the PSK mode hold down RTTY PSK for 1 sec ond to select the PSK and PSK R modes D D AFC NET functions The IC 7850 has an AFC Auto Frequency Control function This is convenient to tune the PSK signal The IC 7850 also has a NET function that transmits the PSK signal tuned by the AFC function In the PSK decode screen push AFC ...

Page 106: ...the selected memory contents will be immediately transmitted When a keyboard is connected the memory contents will be immediately transmitted when the function key is pushed or transmitted after F12 on the keyboard is pushed depending on the Auto transmission reception setting see page 5 30 The transmission date time reception date and or time may be displayed in RX contents screen depending on th...

Page 107: ...tically transmits the selected memory and returns to receive AUTO TX Automatically transmits the selected memory To return to receive push F12 on the keyboard AUTO RX Push F12 on the keyboard to transmit the selected memory Automatically returns to receive after transmission No indica tion Push F12 on the keyboard to transmit the selected memory and push F12 again to return to receive Push EXIT SE...

Page 108: ... e e Push PT1 PT8 selects the TX memory PT1 PT2 PT3 PT8 PT1 Rotate MAIN DIAL to select the character r r Keys Input mode Action ABC Selects the Upper case letters alphabet input mode Push to toggle between abc and ABC abc Selects the Lower case letters alphabet input mode 123 Selects the Number input mode Push to toggle between 123 and Symbol Symbol Selects the Symbol input mode DEL F Deletes a ch...

Page 109: ...e desired setting r r Set the PSK Log File Type and PSK Log Storage Me dia items Hold down DEF F for 1 second to select the default setting Select the PSK Log item and then select ON t t To cancel the Log function select OFF Push EXIT SET y y Exits the Set screen EXIT SET MAIN DIAL F Function keys Fucntion menu MENU2 PSK Log Default OFF Starts or Stops making the PSK log file OFF The PSK log funct...

Page 110: ...indicates the active making log file so the file cannot be opened Push VIEW F to display the log r r After checking the log file push EXIT SET twice t t Exits the PSK log list screen Fucntion menu MENU2 PSK log list screen Example Text format Example HTML format Functions in the PSK log list screen Function Action SD USB Toggles between an SD card or USB flash drive p Select a log file q VIEW Disp...

Page 111: ...e stamp Local Selects the time that is set in Time Now UTC Selects the time that is set in CLOCK2 The name of Clock 2 may differ depending on the CLOCK2 Name setting p 14 3 UTC is the default name of CLOCK2 NOTE The time won t be displayed when OFF is selected in PSK Time Stamp above PSK Time Stamp Frequency Default ON Selects the operating frequency display for the time stamp ON Displays the oper...

Page 112: ...nd B Blue Rotate MAIN DIAL to adjust the ratio from 0 to 255 The color is displayed in the box beside the RGB scale PSK Font Color Time Stamp Default R 0 G 155 B 189 Sets the text color for time stamp display The color is set in the RGB format Push t u F to select R Red G Green and B Blue Rotate MAIN DIAL to adjust the ratio from 0 to 255 The color is displayed in the box beside the RGB scale PSK ...

Page 113: ...t power t t The TX power readout displays the setting level Push the Multi function METER y y key to select the Po meter Transmit u u Push TRANSMIT or PTT microphone The TX indicator lights red Rotate MIC to adjust the Microphone gain i i While speaking into the microphone at your normal voice level adjust the microphone gain Check the audio clar ity with another station listening to your voice or...

Page 114: ...SPLIT for 1 second to start repeater r r operation The repeater tone is automatically turned ON SPLIT is displayed and the SPLIT indicator lights The shifted transmit frequency TONE and TX appear in the Sub band You can independently set the frequency offset for the HF band and the 50 MHz band p 15 14 You can also set the Repeater tone frequency p 5 38 Operate in the normal way t t While using the...

Page 115: ...cy The selectable tone frequencies are listed below Hold down DEF F for 1 second to select the default setting Pushing T SCAN F toggles the Tone Scan function ON or OFF p 12 10 Push the Multi function TONE r r key Exits the Tone frequency screen 67 0 69 3 71 9 74 4 77 0 79 7 82 5 085 4 088 5 091 5 094 8 097 4 100 0 103 5 107 2 110 9 114 8 118 8 123 0 127 3 131 8 136 5 141 3 146 2 151 4 156 7 159 8...

Page 116: ...Rotate MAIN DIAL to select the desired tone y y squelch frequency The selectable tone frequencies are listed below Hold down DEF F for 1 second to select the default setting Pushing T SCAN F toggles the Tone Scan function ON and OFF p 12 10 Push the Multi function TONE u u key Exits the Tone frequency screen When the received signal includes a matching tone squelch opens and the signal can be hear...

Page 117: ...1 4 tuning function can be used for critical tuning Push the Multi function METER t t key to select the Po meter Rotate RF PWR to adjust the output power y y The TX power readout displays the setting level Transmit by using the PC software u u The TX indicator lights red When operating in the SSB data mode adjust the PC s output level so that the ALC meter reading doesn t go outside the ALC zone T...

Page 118: ...3 C D D enter mode 6 4 F D D ixed mode 6 5 D D D ual scope screen 6 6 M D D ini scope screen 6 6 S D D cope attenuator 6 7 A D D djusting the Reference level 6 8 S D D weep speed 6 9 S D D cope set screen 6 10 U D D SB mouse operation 6 14 A udio scope screen 6 15 A D D udio scope set mode 6 16 ...

Page 119: ...tion there is a Mini scope screen to save screen space NOTE Spurious signal waveforms may be displayed They are generated in the internal scope circuit and do not indicate a transceiver malfunction Center mode screen Dual scope Side by Side Fixed mode screen Waterfall OFF Main Sub band icon Main Sub band icon Grid frequency level Span Display range Span Display range Edge Upper frequency Edge Lowe...

Page 120: ...wn Clears the Peak hold level CENT FIX Selects the Center or Fixed mode M S DUAL Push Selects the Main or Sub band Hold down Selects the Dual or Single scope EXPD SET Push Selects the Expanded or Nor mal screen Hold down Enters the Scope set screen REF Displays the Reference level window p 6 8 Push again to close the window Rotate MAIN DIAL to adjust the Refer ence level SPEED Selects the sweep sp...

Page 121: ...in or Sub band in the Spectrum scope screen How ever the operating frequency stays on the Center of the screen when the Center mode is selected Thus the transceiver does not display the MAIN maker on the Main scope nor the SUB maker on the Sub scope When the Hold function is ON the Maker is displayed to display the operating frequency s position Marker types Main marker displays the operating freq...

Page 122: ... Fixed mode Displays signals within a specified frequency range The selected frequency band activity can be observed at a glance when using this mode The Multi function screens are OFF Push SCOPE F q q The Spectrum scope screen is displayed Push CENT FIX F w w FIX is displayed when the Fixed mode is select ed Push CENT FIX F to toggle between the Center and Fixed modes Push EDGE F several times to...

Page 123: ...ves and displays the selected side r rTo exit the Spectrum scope screen push EXIT SET D D Mini scope screen The Mini scope screen can be simultaneously dis played with another Multi function displays such as Set mode menu RTTY PSK decode screen Memory list screen Push M SCOPE to turn the Mini scope screen ON or OFF Hold down M SCOPE for 1 second to display the Spec trum scope screen When the Mini ...

Page 124: ...ti function screens are OFF Push SCOPE F q q The Spectrum scope screen is displayed Push ATT F several times to select the Scope at w w tenuator level Selectable levels 10 dB 20 dB 30 dB and OFF Hold down ATT F for 1 second to turn the Scope at tenuator OFF e eTo exit the Spectrum scope screen push EXIT SET EXIT SET MAIN DIAL F Function keys Scope attenuator OFF Scope attenuator 10 dB Scope attenu...

Page 125: ...e these signals Even if this setting is changed it does not affect the scope input level If you want to change the scope input level set the Scope attenuator of 10 dB 20 dB or 30 dB When you adjust the Reference level the signal strength for the waterfall also appears to change q qDisplay the Spectrum scope screen then push MENU1 F SCOPE F 1 MENU1 F 1 Displays MENU2 The function menu changes to Me...

Page 126: ... MID or FAST in the Scope set screen q qDisplay the Spectrum scope screen then push MENU1 F SCOPE F 1 MENU1 F 1 Displays MENU2 The function menu changes to Menu 2 Push SPEED F several times w w Selectable speeds FAST MID or SLOW or displays FAST MID or SLOW e eTo exit the Spectrum scope screen push EXIT SET Function menu MENU2 Sweep speed FAST Sweep speed MID Sweep speed SLOW EXIT SET MAIN DIAL F ...

Page 127: ...nter mode Filter center Displays the selected filter s center frequency at the center of the Spec trum scope screen Carrier Point Center Displays the carrier point frequency of the selected operating mode at the center of the Spectrum scope screen Carrier Point Center Abs Freq In addition to the carrier point center setting above the actual frequency is displayed at the bottom of the scope Marker ...

Page 128: ...e Waveform Type Default Fill Select the outline waveform display for the Spectrum scope Fill The waveform is drawn only in color Fill Line The waveform is drawn in color with an outline Waveform Color Current Default R 217 G 241 B 247 Set the waveform outline color for the currently re ceived signals The color is set in the RGB format Push t u F to select R Red G Green and B Blue Rotate MAIN DIAL ...

Page 129: ...DGE F to select the edge Selectable range 2 000 6 000 MHz Push t u F to select Upper or Lower frequency and rotate MAIN DIAL to select the frequency Fixed Edges 6 00 8 00 Default 7 000 7 300 MHz Default 7 000 7 030 MHz Default 7 030 7 200 MHz Set the Upper and Lower Edge frequencies for the Fixed mode Three edges are assigned to each band Push EDGE F to select the edge Selectable range 6 000 8 000...

Page 130: ...8 200 MHz Default 28 200 29 000 MHz Set the Upper and Lower Edge frequencies for the Fixed mode Three edges are assigned to each band Push EDGE F to select the edge Selectable range 26 000 30 000 MHz Push t u F to select Upper or Lower frequency and rotate MAIN DIAL to select the frequency Fixed Edges 30 00 45 00 Default 30 000 31 000 MHz Default 30 000 31 000 MHz Default 30 000 31 000 MHz Set the...

Page 131: ...ction as the Left but ton but release it to return to the original frequency Changing frequency on the Fixed mode screen Button Operation Description Left Click The frequency and Marker change to the clicking point Drag The frequency and Marker change to the clicking point and then the frequency in creases or decreases Right Click Drag The Right button temporarily changes the frequency While holdi...

Page 132: ...on Action MAIN SUB Selects the Main or Sub band ATT Push Selects the Attenuator for the FFT scope 0 OFF 10 20 or 30dB Hold down Turns OFF the attenuator 0 dB HOLD Sets the Hold function to ON or OFF is displayed and freezes the cur rent audio spectrum LEVEL Selects the Oscilloscope level 0 10 20 or 30 dB TIME Selects the Oscilloscope sweep time 1 3 10 30 100 or 300 ms Div SET Enters the Scope set ...

Page 133: ...m Type Default Fill Select the type of waveform for the FFT scope Fill The waveform is drawn by only the color Line The waveform is drawn by only outline FFT Scope Waveform Color Default R 51 G 153 B 255 Set the waveform color for the FFT scope The color is set in RGB format Push t u F to select R Red G Green and B Blue Rotate MAIN DIAL to adjust the ratio from 0 to 255 The color is displayed in t...

Page 134: ...tion 7 5 I F filter selection 7 6 I ï ï F filter selection 7 6 D ï ï SP filter shape 7 7 R ï ï oofing filter selection 7 7 1 ï ï 2 kHz Filter calibration 7 8 F ï ï ilter shape set mode 7 9 D ualwatch operation 7 10 N oise blanker 7 11 N ï ï B Set mode 7 11 N oise reduction 7 12 D igital selector 7 12 N otch function 7 13 A ï ï uto notch function 7 13 M ï ï anual notch function 7 13 A uto tuning fu...

Page 135: ... When it is used during times of strong electric fields distortion sometimes results In such cases set the transceiver to P AMP 1 or P AMP OFF Multi function keys When selecting Preamp 1 When selecting Attenuator 6 dB Especially for maintaining IP3 Gain is approximately 12 dB High gain preamp for all bands Gain is approximately 20 dB Attenuator The attenuator prevents a desired signal from becom i...

Page 136: ... w TX control Hold down CLEAR for 1 second to reset the RIT fre quency Push CLEAR momentarily to reset the RIT fre quency when the quick RIT TX clear function is ON p 15 15 SET F 7 OTHER F 5 Quick RIT TX Clear Hold down RIT for 1 second to add the frequency shift to the operating frequency After communicating push RIT to turn OFF the e e RIT function D D RIT monitor function When the RIT function ...

Page 137: ...GC indicator MAIN DIAL Multi function keys When selecting AGC VR The AGC screen When selecting AGC MID D D Setting the AGC time constant preset value D D Adjusting the AGC time constant Select a non FM mode q q Push AGC VR then rotate the AGC control to ad w w just the time constant The AGC VR indicator lights VR is displayed to the right of the Multi function AGC key To set the time constant to f...

Page 138: ...operating mode The edge of the variable range is half of the passband width The PBT is adjustable in 25 Hz steps in the SSB CW RTTY PSK modes and 100 Hz in the AM mode Moving both TWIN PBT controls to the same position shifts the IF left or right Hold down FILTER for 1 second w w The Filter screen is displayed The current passband width and shift frequency are displayed Push EXIT SET e e Exits the...

Page 139: ...Filter screen IF filter selection D D Hold down FILTER for 1 second q q The Filter screen is displayed Select any mode except FM w w Passband widths for the FM modes are fixed and can not be changed Push FILTER several times to set the desired IF e e filter to FIL1 Wide FIL2 Mid or FIL3 Narrow Push BW F to enter the passband width adjust r r ment mode blinks Rotate MAIN DIAL to adjust the desired ...

Page 140: ...shape r Push EXIT SET Exits the Filter screen The filter shape can be independently set for the Main and Sub bands only when different modes are set When selecting SHARP EXIT SET Mode keys F Function keys FILTER MAIN SUB Roofing filter screen D D Roofing filter selection The IC 7850 has 1 2 3 6 and 15 kHz roofing filters for the 1st IF frequency The roofing filter provides interfer ence reduction ...

Page 141: ... 2k are selectable Push ADJ F r r Enters the Filter calibration mode Hold down CAL F for 1 second to start the auto t t matic adjustment CAL blinks When the adjustment is successful two beeps sound If the adjustment fails an error beep sounds Push ADJ F y y Exits the Filter calibration mode Manual adjustment Hold down FILTER for 1 second q q The Filter screen is displayed Select the desired mode w...

Page 142: ...e in the 50 MHz band Options SHARP or SOFT The set filter shape is automatically used only when the IF filter is set to 600 Hz or wider 50M SSB D 600Hz Default SHARP Select the filter shape for the SSB data mode in the 50 MHz band Options SHARP or SOFT The set filter shape is automatically used only when the IF filter is set to 600 Hz or wider 50M CW 500Hz Default SHARP Select the filter shape for...

Page 143: ...tch Rotate MAIN DIAL or SUB DIAL to set the de e e sired frequency Normally the IC 7850 transmits on the Main band During Dualwatch operation you can transmit on the Sub band by doing the following procedures Push SPLIT to turn ON the Split function Push CHANGE to switch the settings such as the oper ating frequency operating mode and so on between the Main and Sub bands NOTE A beat note may be he...

Page 144: ...r received sig nals may be distorted if they are excessively strong or the noise type is other than pulse type In that case turn the Noise blanker OFF or rotate the NB control to a shallow position NB screen NB control MAIN SUB NB MAIN SUB NB indicator D D NB Set mode To deal with various type of noise the attenuation level and noise width can be set in the NB screen q Hold down NB for 1 second Th...

Page 145: ... of the automatic preselector The automatic preselector adds selectivity ahead of the 1st mixer This reduces intermodulation distortion from nearby strong signals The automatic preselector tracks the frequency tuning changing it s resonant frequency in discrete steps The Digital selector functions between 1 5 MHz and 29 999999 MHz Push DIGI SEL to turn ON the Digital selector q q The DIGI SEL indi...

Page 146: ...t to attenuate a frequency by rotating the NOTCH control Push NOTCH several times to select MN q q Pushing NOTCH toggles the Notch function AN Auto notch MN Manual notch and OFF MN is displayed when manual notch is in use Hold down NOTCH for 1 second to toggle the manual notch filter width between WIDE MID and NAR Af ter selecting the filter width value is displayed for about 1 second Rotate the N...

Page 147: ...ncies in the same tuning steps at the same time The direct frequency entry in the Main band also changes the both frequencies together But rotating SUB DIAL changes only the Sub frequency So you can change the tracking separation between the Main and Sub band frequencies Rotating MAIN DIAL changes both frequencies keep ing the amount of the frequency separation Turning ON the Tracking function D D...

Page 148: ... the Break in function 8 4 S D D emi break in operation 8 4 F D D ull break in operation 8 4 A bout the TX function 8 5 D D TX monitor function 8 5 A bout the Monitor function 8 5 S etting the speech compressor SSB only 8 6 S etting the transmit filter width SSB only 8 6 S plit frequency operation 8 7 A bout the Quick split function 8 8 S D D plit lock function 8 8 ...

Page 149: ...ed and the VOX function is turned ON The VOX BK IN indicator above this key lights white While speaking into the microphone at your normal e e voice level rotate VOX GAIN to the point where the transceiver continuously transmits Higher values make the VOX function more sensitive to your voice While receiving rotate ANTI VOX to the point r r where the transceiver does not switch to transmit due to ...

Page 150: ...EXIT SET r r Exits the Set screen VOX Delay Default 0 2s Set the VOX delay to between 0 and 2 0 seconds for a convenient interval before returning to receive VOX Voice Delay Default OFF Set the VOX voice delay to prevent interruption of your voice when switching to transmit You can select Short Mid Long and OFF When using the VOX voice delay turn the TX moni tor function OFF or the transmitted aud...

Page 151: ...et the break in delay time the e e delay from transmit to receive When using a paddle rotate KEY SPEED to ad just the keying speed D D Full break in operation In the full break in mode the transceiver automatically transmits while keying down and returns to receive im mediately after you key up Push q q the Mode key CW to select the CW or CW R mode Push VOX BK IN several times to turn the full w w...

Page 152: ...e function The shift frequency of the TX function can be added to or subtracted from the displayed frequency While displaying the TX shift frequency hold down TX for 1 second About the Monitor function The Monitor function allows you to monitor your trans mit signals in any mode Use this to check voice char acteristics while adjusting transmit audio parameters p 15 4 The CW sidetone functions rega...

Page 153: ...Push the Multi function COMP r r key The Speech compressor is turned ON e Push METER several times to select the COMP meter r While speaking into the microphone at your normal voice level rotate the COMP control so that the COMP meter reads within the COMP zone 10 to 20 dB range as shown to the right When the COMP meter peaks exceed the COMP zone your transmitted voice may be distorted t Push METE...

Page 154: ...CHANGE to exchange the Main and Sub band fre quencies CONVENIENT Direct shift frequency input The shift frequency can be directly entered Push F INP q q w wEnter the desired shift frequency by pushing 0 to 9 0 001 MHz 1 kHz 9 999 MHz can be set To enter a minus shift direction first push Push SPLIT e e The shift frequency is entered in the Sub band and the Split function is turned ON Example To tr...

Page 155: ...t the transmit frequen cy by rotating MAIN DIAL while pushing XFC or by rotating SUB DIAL F INP disappears when XFC is pushed or MAIN DIAL or SUB DIAL is rotated Set the offset frequency by pushing 0 to 9 Example To transmit on a 1 kHz higher frequency Push F INP 1 and then push SPLIT To transmit on a 3 kHz lower frequency Push F INP 3 and then push SPLIT D D Split lock function The Split lock fun...

Page 156: ...eleting a recorded audio folder 9 6 I nstant replay function 9 7 R ecording the communication audio 9 8 P laying back the recorded audio 9 8 R ecording or playing back a TX message 9 9 R ecording 9 9 P laying back 9 9 P rogramming a TX message name 9 10 T ransmitting a recorded message 9 11 S ingle TX 9 11 R epeat TX 9 11 S etting the transmit level 9 12 V oice Set mode 9 13 S aving a voice memory...

Page 157: ...res the CW sound Purpose To start recording To recheck the con tents Recording location SD card USB flash drive Built in memory Starting method Hold down REC or push QSO REC Push REC Stopping method Hold down REC or push QSO REC Push REC Capacity Differs depending on the external memory 1 content 15 seconds default Display while re cording appears None To playback Push QSO PLAY Push or hold down P...

Page 158: ... starts when you push PTT p 9 14 D D Quick recording You can quickly record received audio Hold down REC for 1 second to start audio record ing appears while recording Hold down REC for 1 second again to stop recording Push REC to record last 15 seconds before pushing REC REC EXIT SET F Function keys While recording Appears Recording a QSO This transceiver consists with a QSO recorder not only for...

Page 159: ...on tains the file you want to playback Rotating MAIN DIAL also selects the folder Push FILE F r r The file list is displayed The file name is formatted yyyy mm dd hh mm ss yyyy year mm month dd day hh hour mm minute ss second Push t t Y F or Z F to select the file that you want to playback Rotating MAIN DIAL also selects the file Push PLAY F to start playback y y Playback continues to the next fil...

Page 160: ...t one second of the file the skip time at the end of the previously recorded file will play back Pause while playing Push F to pause Push F again to resume Playing the previous file Push F to play the previous file In case there are other files in the folder while the oldest file is playing back push F to start playing the begin ning of the file Playing the next file Push F to play the next file I...

Page 161: ...irmation window Are you sure Push OK F u u The selected file is deleted Push EXIT SET to cancel deleting Push EXIT SET several times i i Exits the Voice memory screen EXIT SET F Function keys EXIT SET F Function keys The confirmation window The confirmation window You can delete the recorded audio folder The Multi function screens are OFF Push VOICE F q q The Voice memory screen is displayed Push ...

Page 162: ...s Default Push SET F and select Play Time in the Voice set screen to change the play time 3 seconds Example Present Past Past Future The recording time can be changed by pushing SET F and selecting the INSTANT REPLAY REC Time item in the Voice set screen Push to store the audio REC REC 15 seconds default Pushing REC Playing all record Playing last 5 seconds Not played If you push REC again within ...

Page 163: ... Time PLAY appears while playing back Playing back the recorded audio PLAY Appears Push REC Records the previous 15 seconds when REC is pushed You can change the recording time on the Voice set screen as described on page 9 14 Default 15 seconds VOICE F 2 SET F 7 INSTANT REPLAY REC Time The audio is recorded in the built in memory Recording the communication audio REC For your reference If you tra...

Page 164: ...seconds that is total of T1 to T8 voice memories Previously recorded contents are overwritten Push REC F to stop recording y y Push EXIT SET several times u u Exits the Voice memory screen Recording or playing back a TX message MIC EXIT SET F Function keys EXIT SET F Function keys While playing back While recording Appears Adjust MIC control so that this indicator reads 100 Appears D D Playing bac...

Page 165: ... MAIN DIAL to select A o Push 123 and then rotate MAIN DIAL to select 3 0 Push u F to move the cursor 1 Push ABC and then rotate MAIN DIAL to select Y 2 Push u F to move the cursor 3 Push ABC and then rotate MAIN DIAL to select U 4 Push u F to move the cursor 5 Rotate MAIN DIAL to select A When entering a record name to another channel push T1 T8 F several times to select a desired channel After e...

Page 166: ... the recorded voice audio Pushing 1 4 5 8 F toggles the function key indication between T1 F to T4 F and T5 F to T8 F The transceiver automatically transmits SEND appears and the memory timer counts down The transceiver automatically returns to receive when all of the recorded contents in the memory are transmitted To cancel transmission push T1 F to T8 F 1 4 5 8 F or EXIT SET Push EXIT SET severa...

Page 167: ...y transmits Pushing 1 4 5 8 F toggles the function key indication between T1 F to T4 F and T5 F to T8 F SEND appears and the memory timer counts down The transceiver automatically returns to receive when all of the recorded contents in the memory are transmit ted To cancel transmission push 1 4 5 8 F T1 F to T8 F or EXIT SET While transmitting rotate MAIN DIAL to adjust the t t transmit voice leve...

Page 168: ...e audio at this interval Value Between 1 and 15 seconds in 1 second steps QSO REC Storage Media Default SD CARD Select the recorded audio save destination SD CARD Saves onto the SD card USB Memory Saves onto the USB flash drive Rec Mode Default TX RX Select the recording mode to record a QSO audio TX RX Records both the transmitted and re ceived audio RX only Records only the received audio TX Rec...

Page 169: ...PTT Automatic Recording function is acti vated OFF Does not record the audio that is received be fore the PTT Automatic Recording function is activated 5s 10s 15s Records the audio that is previously received this set period before the PTT Automatic Re cording function is activated QSO PLAY Skip Time Default 10s Set the Skip time to forward or rewind while playing back the QSO audio Options 3s 5s ...

Page 170: ...t screen 10 4 S aving the setting data onto an SD card or USB flash drive 10 5 L oading the saved data files onto an SD card or USB flash drive 10 6 S aving with a different file name 10 7 D eleting a data file 10 8 F ormatting an SD card or USB flash drive 10 8 U nmounting an SD card or USB flash drive 10 9 S creen Capture function 10 10 C ï ï apturing the screen 10 10 V ï ï iewing the captured s...

Page 171: ...rd You remove the card from the transceiver while ac cessing the card You drop impact or vibrate the card Do not touch the contacts of the card The transceiver takes a longer time to recognize a high capacity card The card will get warm if used continuously for a long period of time The card has a certain lifetime so data reading or writing may not be possible after using it for a long time period...

Page 172: ...een p 10 4 Format screen p 10 8 Capture list screen p 10 10 SD USB Memory menu screen Unmount screen p 10 9 Firmware update screen p 17 4 F 1 F 2 F 3 F 4 F 5 F 6 F 7 F 7 F 7 F 5 F 3 F 2 F 4 F 6 Setting load screen p 10 6 You can select the various screens from the SD USB Memory menu screen to make detail settings Hold down Hold down ...

Page 173: ...o the SD card or USB flash drive All All memories and settings are saved onto the card or flash drive Select The memories and settings are saved onto the card or flash drive depending on the fol lowing settings Memory Settings Default YES Select to save the Memory channel contents and the settings YES Saves Voice TX Memory Default YES Select whether or not to save the Voice TX memory content YES S...

Page 174: ...B F toggles the file save destination between the card and flash drive Push SAVE F e e Opens the confirmation window To cancel saving push CANCEL F Push OK F r r Saves the data settings to the selected destination While saving to the card the indicator to the left of the SD CARD slot blinks While saving to the flash drive the indicator to the right of the SD CARD slot blinks You can change the con...

Page 175: ...ting load screen q q SET F 7 SD USB F 7 LOAD F 1 Push SD USB F w w Push SD USB F toggles the file load source between the card and the flash drive Push e e F or F to select the desired file to be loaded Push LOAD F r r Opens a confirmation window To cancel loading push CANCEL F Push OK F t t Loads the data settings of the selected source While loading from the card the indicator to the left of the...

Page 176: ...tate MAIN DIAL to select A r Push u F to move the cursor t Push 123 and then rotate MAIN DIAL to select 3 y Push u F to move the cursor u Push ABC and then rotate MAIN DIAL to select Y i Push u F to move the cursor o Push ABC and then rotate MAIN DIAL to select U 0 Push u F to move the cursor 1 Rotate MAIN DIAL to select A You can use a keyboard connected to the transceiver to enter text or number...

Page 177: ...tion window Format screen Confirmation window SD USB Memory set screen NOTE Deleted data from a card or flash drive can not be restored Before deleting any card or flash drive back up its data onto your PC Displays the Setting save screen q q SET F 7 SD USB F 7 SAVE F 2 Push SD USB F w w Pushing SD USB F toggles between the card and flash drive that the file to be deleted is stored Push e e F or F...

Page 178: ... ON NOTE If you remove a card or flash drive from the transceiver without unmounting the data may be corrupted or deleted Displays the SD USB Memory set screen q q SET F 7 SD USB F 7 Hold down UNMOUNT F for 1 second w w Opens the UNMOUNT window Push SD F or USB F e e Opens a confirmation window To cancel saving push CANCEL F Push OK F r r After unmounting returns to the SD USB Memory set screen Re...

Page 179: ... MAIN DIAL to select ON w w The Screen capture function is assigned to the POW ER key You can also assign the function to the Print Screen key on the USB keyboard If desired select the storage media between the SD card and USB flash drive or select the data format between PNG and BMP Push EXIT SET several times e e Exits the Set screen Select a desired screen r r Push POWER to capture the screen t...

Page 180: ...3 E ntering Memory channel contents 11 4 E D D ntering in the VFO mode 11 4 E D D ntering in the Memory mode 11 4 C opying Memory contents 11 5 C D D opying in the VFO mode 11 5 C D D opying in the Memory mode 11 5 M emory names 11 6 E D D diting programming memory names 11 6 M emory clearing 11 6 M emo pads 11 7 E D D ntering frequencies and operating modes into Memo pads 11 7 C D D alling up a f...

Page 181: ... q Push M CH w w p or q several times to select the desired memory channel Hold down M CH p or q to continuously change the memory channels You can also push UP and DN on microphone keys To return to the VFO mode push V M again e e D D Using the keypad Push V M to select the Memory mode q q Push F INP w w Push the keypad keys to enter the desired memory e e channel number Enter 100 or 101 to selec...

Page 182: ...e MAIN DIAL w w to select the desired memory channel M CH Y or M CH Z can also be used Push EXIT SET e e Exits the Memory list screen D D Confirming programmed memory channels q Push MEMORY F The Memory list screen is displayed Push EXPAND F to toggle between the standard and expanded screens w While holding down ROLL F rotate MAIN DIAL to scroll the screen e Push SET F to select the highlighted m...

Page 183: ...direct fre quency entry with the keypad or memo pads and so on r Hold down MW for 1 second to save the displayed frequency operating mode filter and so on into the memory channel You can enter Memory channel in either the VFO or Memory mode D D Entering in the VFO mode qPush V M to select the VFO mode w Set the desired frequency operating mode and fil ter e Push M CH p or q several times to select...

Page 184: ...mory mode This is useful for copying frequency and operating mode while operating in the Memory mode When you have changed the frequency or operating mode in the selected memory channel Displayed frequency mode and filter setting are copied to the VFO mode Memorized frequency and mode in the memory channel are not changed and they remain in the memory channel q Select the memory channel to be copi...

Page 185: ...to delete the selected character Push SPACE F to enter a space Pushing keypad 0 9 can also enter numbers Push EXIT SET to save the name t t The cursor disappears Repeat steps y y w to t to program another memory channel s name if desired Push EXIT SET u u Exits the Memory list screen Memory clearing V M MAIN DIAL EXIT SET F Function keys M CH or V M MAIN DIAL EXIT SET F Function keys Multi functio...

Page 186: ...er stations The function can be used in both the VFO and memory modes Use the transceiver s Memo pads instead of relying on hastily scribbled notes that are easily misplaced MP W Newest content Erased MP W Oldest content D D Entering frequencies and operating modes into Memo pads You can easily write the accessed readout frequency and operating mode by pushing MP W When you enter a 6th memo pad th...

Page 187: ...e are automat ically stored in a temporary pad The frequency and operating mode in the temporary pad can be recalled by pushing MP R several times You may think there are 6 Memo pads because 6 different frequencies are called up by MP R 5 are in Memo pads and 1 is in the temporary pad Hold down MP R for 1 second q q The Memo pad list screen is displayed Push w w p F or q F to select the desired Me...

Page 188: ...ine Programmed scan 12 6 M emory scan 12 7 S elect memory scan 12 7 S etting Select memory channels 12 8 S D D etting in the Scan screen 12 8 S D D etting in the Memory list screen 12 8 E D D rasing the Select scan setting 12 8 F scan 12 9 F ine F scan 12 9 T one scan 12 10 V oice Squelch Control function 12 10 ...

Page 189: ...atedly scans within the F span area This scan works in the Memory mode This scan works in the Memory mode This scan works in both the VFO and Memory modes Scan Scan edge P1 or P2 Scan edge P2 or P1 Jump MEMORY SCAN Repeatedly scans all programmed memory channels Ch 1 1 Ch 5 1 Ch 2 2 Ch 3 1 Ch 4 Ch 6 3 Ch 7 1 Ch 99 1 Ch 1 1 Ch 5 1 Ch 2 2 Ch 3 1 Ch 4 Ch 6 3 Ch 7 1 Ch 99 1 Blank channel Blank channel...

Page 190: ...w in the Scan set mode p 12 4 Squelch status The scan starts with the squelch open For a Programmed scan When the tuning step is 1 kHz or less The scan continues until it is manually stopped it does not pause even if signals are detected The scan pauses when the squelch is closed and then opened The scan resumes after 10 seconds has passed when the Scan Resume function is ON It is cancelled when t...

Page 191: ...sh SET F w w The Scan set screen is displayed Push e e p F or q F to select the desired item Rotate MAIN DIAL to select the desired setting r r Hold down DEF F for 1 second to select the default setting Push EXIT SET t t Exits the Set screen SCAN Speed Default HIGH Set the desired scan speed to high or low HIGH Scan is faster LOW Scan is slower SCAN Resume Default ON Set the scan resume function t...

Page 192: ...e The operating mode can be changed while scanning e ePush TS to select the desired tuning steps p 4 7 The tuning steps can be changed while scanning Push SCAN F r r The Scan screen is displayed Push PROG F t t The Programmed scan starts PROGRAM SCAN and decimal points blink while scan ning Push PROG F to cancel the scan Rotating MAIN DIAL also cancels the scan Hold down RECALL F for 1 second to r...

Page 193: ... on w w page 12 5 Push PROG F e e The Programmed scan starts PROGRAM SCAN and decimal points blink while scan ning Push FINE F r r The Fine programmed scan starts FINE PROGRAM SCAN blinks Push FINE F to release the Fine Programmed scan Push PROG F to cancel the scan Rotating MAIN DIAL also cancels the scan Hold down RECALL F for 1 second to recall the fre quencies that are set before starting the ...

Page 194: ...links Blinks The Multi function screens are OFF Push V M q q Selects the Memory mode Pushing V M toggles between the VFO and Memory modes Push SCAN F w w The Scan screen is displayed Push SEL No F several times to select the Select e e scan number from 1 2 3 or 1 2 3 Push MEMO F r r The Memory scan starts MEMORY SCAN and decimal points blink while scan ning Push SELECT F t t The Select memory scan...

Page 195: ...r 1 second to display the w w Memory select all clear window Push one of the following keys to clear all Select e e channel settings 1 F Clears all 1 settings 2 F Clears all 2 settings 3 F Clears all 3 settings 1 2 3 F Clears all Select settings Push EXIT SET r r Exits the Memory list screen D D Setting in the Memory list screen The Multi function screens are OFF Push MEMORY F q q The Memory list ...

Page 196: ...it depending on the Scan Re sume setting and the squelch status Fine F scan In fine scan programmed or F the scan speed de creases when the squelch opens but the transceiver keeps scanning The scanning tuning step changes to 10 Hz when the squelch opens The Multi function screens are OFF Push SCAN F q q The Scan screen is displayed Set for w w F scan as described above Push e e F F The F scan star...

Page 197: ... to select the default frequency Push EXIT SET i i Exits the Tone frequency screen This function is useful when you don t want unmodu lated signals pausing or cancelling a scan When the Voice Squelch Control function is activated the scan pauses while the receiver checks the received signals for voice components The squelch does not open during this check If a received signal includes voice compon...

Page 198: ... O selection 13 2 A ntenna memory settings 13 3 S D D electing the antenna type 13 4 A D D ntenna selection mode 13 5 T D D emporary memory 13 5 R D D eceive antenna I O setting 13 6 A bout the Antenna tuner 13 7 U sing the Antenna tuner operation 13 7 I D D f the tuner cannot tune the antenna 13 8 ...

Page 199: ...can assign combinations of antenna connected to ANT1 to ANT4 and an operating band After an antenna has been selected for use the antenna is au tomatically selected whenever that band is used Antenna selection mode p 13 5 Antenna memory settings p 13 3 Antenna selection mode Manual You can push ANT to manually select a antenna connected to ANT1 to ANT4 Antenna selection mode p 13 5 Temporary memor...

Page 200: ...wn the Multi function ANT key for 1 sec ond The ANT screen is displayed w Push the 14 band key The 14 MHz band is selected e Push the Multi function ANT key several times to select the ANT3 appears r Hold down ANT MW F for 1 second to store the antenna selection into the antenna memory disappears t Push EXIT SET Exits the ANT screen NOTE Push RX I O to change the settings without going to item ste...

Page 201: ...o TX RX RX ANT4 only or OFF OFF Select when no antenna is connected TX RX Select when an antenna is connected Default RX Select when a receive only antenna is con nected available for the ANT4 only t Push EXIT SET Exits the ANT type screen For your information The OFF antennas cannot be selected with the Multi function ANT key operation or with the an tenna memory setting When RX is set to for ANT...

Page 202: ...ay be damaged Multi function keys F Function keys Appears when a different antenna from the original is selected The temporary memory is ON When the temporary memory is ON Antenna memory settings Continued D D Antenna selection mode The automatic antenna selection antenna memory and the Multi function ANT key can be deactivated or you must manually select the desired antenna You can set the desire...

Page 203: ... settings in the antenna memory When you set the settings to Auto manual or Manual Manual an RX I O connector is commonly selected regardless of the selected band q Hold down the Multi function ANT key for 1 sec ond The ANT screen is displayed Push RX I O F to activate the receive antenna w w connectors RX I O indicators appear when RX I O A and or RX I O B is active Either RX I O A or RX I O B in...

Page 204: ...rt When 2 or more antennas are connected select the antenna to be used with ANT If the SWR is higher than about 1 5 1 when tun ing above 100 kHz on an antenna s preset point hold down TUNER for 1 second to start manual tuning The internal tuner may not be able to tune in the AM mode In such cases hold down TUNER for 1 second to manually tune MANUAL TUNING During SSB operation at low voice levels t...

Page 205: ...in the ANT connector selection the antenna connection and feedline the untuned antenna SWR Less than 3 1 for the HF bands Less than 2 5 1 for the 50 MHz band the transmit power 8 W for the HF bands 15 W for the 50 MHz band the power source voltage capacity If the tuner cannot reduce the SWR to less than 1 5 1 after checking the above perform the following Repeat manual tuning several times Tune wi...

Page 206: ... 14 2 S D D etting the UTC Offset 14 2 S D D electing the CLOCK2 Function 14 3 S D D etting the CLOCK2 UTC Offset 14 3 E D D ntering the CLOCK2 Name 14 3 S D D etting the NTP Function 14 4 S D D etting the NTP Server address 14 4 S etting the Daily timer 14 5 S etting the Sleep timer 14 6 T imer operation 14 6 ...

Page 207: ...Rotate MAIN DIAL to enter the Year or Month Day e e The Date setting and DATE set Push SET blink Push SET r r F to set the Date DATE set Push SET disappears D D Setting the Current time Sets the local time In the Time set screen Push q q p F or q F to select the Time Now item Rotate MAIN DIAL to enter the local time w w The Time setting and TIME set Push SET blink Push SET F to set the Time e e TI...

Page 208: ...g D D Entering the CLOCK2 Name Set a three character name for Clock 2 Upper case letters lower case letters numbers some symbols and spaces can be used In the Time set screen Push q q p F or q F to select the CLOCK2 Name item Push EDIT F to edit the Clock 2 name w w The cursor under the 1st character blinks Edit the desired character by rotating MAIN DIAL e e or by pushing a keypad key for a numbe...

Page 209: ...s the NTP server address that is set in the NTP Server Address item D D Setting the NTP Server address Set the NTP server address Default time nist gov In the Time set screen Push q q p F or q F to select the NTP Server Ad dress item Push EDIT F to edit the address or its IP ad w w dress The cursor under the 1st character blinks Edit the desired character by rotating MAIN DIAL e e or by pushing ke...

Page 210: ... of the week or every day OFF The timer functions only once After the timer is activated the transceiver automatically changes the ACT item to OFF ON Set the time that the transceiver powers ON When using only the Power OFF timer push CLR F to select OFF Set the time that the transceiver powers OFF When using only the Power ON timer push CLR F to select MAIN Select the Memory channel on the Main b...

Page 211: ...ER to turn OFF the Timer func tion After the sleep timer period ends the transceiver y y sounds 10 beeps and turns OFF The timer indicator blinks while beeping Timer operation Preset the Daily timer as described above Push TIMER to turn ON the Timer function q q The timer indicator above this key lights white when the function is ON Push TIMER turns the Timer function ON or OFF Hold down POWER for...

Page 212: ... Section 15 S et mode description 15 2 S D D et mode operation 15 2 S D D creen arrangement 15 3 L evel set screen 15 4 A CC set screen 15 6 D isplay set screen 15 10 T ime set screen 15 12 O thers set screen 15 13 ...

Page 213: ...ode menu q q screen Holding down EXIT SET for 1 second also selects the Set mode menu screen Push LEVEL F ACC F DISP F TIME F w w OTHERS F or SD USB F to enter a desired Set screen For Level ACC Display and Others set screens e e push EXPAND F to toggle the screen between expanded and normal Push r r p F or q F to select a desired item and then rotate MAIN DIAL to adjust select a desired value or ...

Page 214: ...de Pushing EXIT SET several times returns to the Start up screen Start up screen Display set screen p 15 10 Time set screen p 15 12 Others set screen p 15 13 SD USB set screen See section 10 for details F 2 F 1 F 3 F 4 F 5 F 7 F 3 F 4 F 5 F 2 F 7 Set mode menu screen Level set screen p 15 4 ACC set screen p 15 6 D D Screen arrangement ...

Page 215: ...ween 100 Hz and 2000 Hz LPF Between 500 Hz and 2400 Hz If this item is set the FM RX Tone Bass and FM RX Tone Treble items cannot be set FM RX Tone Bass Default 0 Sets the bass level of the receive audio tone in the FM mode from 5 to 5 FM RX Tone Treble Default 0 Sets the treble level of the receive audio tone in the FM mode from 5 to 5 CW RX HPF LPF Default Sets the receive audio high pass filter...

Page 216: ...wer and higher cut off frequencies Lower frequency 100 200 300 and 500 Hz Higher frequency 2500 2700 2800 and 2900 Hz Speech Level Default 50 Sets the voice synthesizer audio output level Range 0 to 100 in 1 steps Side Tone Level Default 50 Sets the CW side tone output level Range 0 to 100 in 1 steps Side Tone Level Limit Default ON Turns the CW side tone level limiting ON or OFF APF AF Level Defa...

Page 217: ...h is always opened regard less of the transceiver s squelch con dition ON The squelch opens and closes ac cording to the transceiver s squelch condition ACC A AF Beep Speech Output Default OFF Sets the Beep and Speech audio output condition A ACC1 OFF Beep and Speech audio are not output from A ACC1 ON Beep and Speech audio are output from A ACC1 Setting the ACC A AF SQL Output Select item is nece...

Page 218: ...to the transceiver s squelch condition S PDIF AF Beep Speech Output Default OFF Select ON to output the Beep and Speech audio from S P DIF OFF Beep and Speech audio are not output from S P DIF ON Beep and Speech audio are output from S P DIF S PDIF IF Output Level Default 50 Sets the IF output level of S P DIF Range 0 to 100 in 1 steps USB Output Select Default AF Selects the USB B output signal A...

Page 219: ...e modulation signal when the data mode is OFF MIC Use the signal from MIC ACC A Use the signal from A ACC1 pin 4 ACC B Use the signal from B ACC1 pin 4 MIC ACC A Use the signal from MIC and A ACC1 pin 4 MIC ACC B Use the signal from MIC and B ACC1 pin 4 ACC A ACC B Use the signal from A ACC1 and B ACC1 pin 4 MIC ACC A ACC B Use the signal from MIC A ACC1 and B ACC1 pin 4 USB Use the signal from US...

Page 220: ...ND Relay Type Default MOS FET Selects the switching relay type for RELAY Be careful to select the suitable relay type especially when connecting a non Icom linear amplifier Reed Use a mechanical relay 16 V DC 0 5 A maximum MOS FET Use a semiconductor relay 200 mA 250 V maximum External Meter Output M Default Auto Selects the parameter Main readout to output to an external meter Auto Outputs the re...

Page 221: ...rammed memory name is displayed above the frequency display OFF Memory name is not displayed even if en tered Display set screen External Meter Level M Default 50 Sets the output level to the external meter Main band Range 0 100 in 1 steps Approximately 1 2 V full scale at the 50 default setting impedance 4 7 kΩ External Meter Level S Default 50 Sets the output level to the external meter Sub band...

Page 222: ...al display Do not change this setting unless it is necessary External Display Sync Pulse Default H Sets the suitable sync pulse level for an external dis play to H high or L low Opening Message Default ON Turns the opening message ON or OFF Display set screen continued My Call Sets an introductory text displayed as the opening message up to 10 characters example your call sign Usable characters Ch...

Page 223: ...function The internet access is neces sary NTP Server Address Default time nist gov Sets the NTP server address Do not change this setting unless it is necessary UTC Offset Default 0 00 Sets the UTC offset time Range 14 00 to 14 00 in five minute steps CLOCK 2 Function Default ON Turns Clock 2 ON or OFF OFF Disable Clock 2 ON Enable Clock 2 CLOCK 2 UTC Offset Default 0 00 Sets the UTC offset time ...

Page 224: ...Default ON Turns the TX power limit function ON or OFF OFF Turn OFF the function ON Limits the TX power for each mode and band The TX power limit screen is displayed when LIMIT is pushed Adjust the power limit to between 5 W and 200 W for each selected band TX Delay HF Default OFF Sets the TX delay time on the HF bands Options OFF 10ms 15ms 20ms 25ms 30ms If the connected equipment s rise time is ...

Page 225: ...ning preset Options ANT1 ANT2 ANT3 ANT4 ALL Select ALL to clear the ALL presets Transverter Function Default Auto Selects the transverter operating mode ON Turn ON the function Auto The transceiver switches to the transverter op erating mode when 2 V to 13 8 V DC is applied to pin 6 of A B ACC2 Transverter Offset Default 16 000MHz Sets the offset frequency for transverter operation Range 0 000 MHz...

Page 226: ...tep is automatically changed in the low step HIGH Tuning step is automatically changed in the high step MAIN SUB Tracking MAIN SW Default OFF Assigns the Main Sub band tracking function to the MAIN key OFF The MAIN key does not act as the Tracking function key ON Hold down the MAIN key for 1 second to turn the function ON or OFF Hold down the SUB key for 1 second also turns the function OFF In the...

Page 227: ... 8 V bias voltage approximately from the microphone connector pin 1 of MIC OFF When using a microphone that doesn t need bias voltage example dynamic mi crophones ON When using an Icom s microphone or microphone that needs a bias voltage External Keypad VOICE OFF Default OFF Enables voice memory transmission using an external keypad OFF Turn OFF the function ON Pushing one of the external keypad s...

Page 228: ...storage media for the Screen capture func tion Options SD CARD or USB flash drive Screen Capture Data Format Default PNG Select the data format for the Screen capture func tion Options PNG or BMP When the Screen capture function is assigned to ei ther the POWER key or Print Screen on the USB keyboard Set a desired screen q q Push POWER or Print screen to capture the w w screen The captured screen ...

Page 229: ...duplex communication can be made CI V USB Baud Rate Default Auto Selects the CI V data transfer rate when remotely con trolling the IC 7850 through the CI V port of the USB B port Options 4800 9600 19200 38400 57600 115200 bps Auto When Auto is selected the baud rate is automati cally set according to the data rate of connected controller This setting is valid only when REMOTE is select ed in the ...

Page 230: ...s English Japanese UnitedKingdom French French Canadian German Portuguese Portuguese Brazilian Spanish Spanish Latin American Italian Keyboard Repeat Delay Default 250ms Sets the repeat delay time of the keyboard Options 100 ms 1000 ms in 50 ms steps Keyboard Repeat Rate Default 10 9cps Sets the repeat rate of the keyboard Range 2 0cps 30 0cps Mouse Pointer Speed Default MID Selects the mouse poin...

Page 231: ...network name of up to 15 char acters Usable characters Characters a z A Z 0 9 and symbols _ Push EDIT F to enter the edit mode Push ABC or abc to toggle the character type be tween upper case and lower case letters Push 123 or Symbol to toggle the character type between numbers and symbols Rotate MAIN DIAL to select a character Push t F to move the cursor to the left push u F to move the cursor ri...

Page 232: ...etwork User1 2 3 Password Enter a password for each user Usable characters Characters a z A Z 0 9 and symbols _ Push EDIT F to enter the edit mode Push ABC or abc to toggle the character type be tween upper case and lower case letters Push 123 or Symbol to toggle the character type between numbers and symbols Rotate MAIN DIAL to select a character Push t F to move the cursor to the left push u F t...

Page 233: ...n the Frequency approximate 16 4 Setting My call sign 16 5 Cleaning 16 7 Resetting the CPU 16 7 About protection indications 16 8 Opening the transceiver s case 16 8 Fuse replacement 16 9 Clock backup battery replacement 16 9 Troubleshooting 16 10 D Transceiver power 16 10 D Transmit and receive 16 10 D Scanning 16 11 D Display 16 11 ...

Page 234: ...electronically generated voice in English or Japanese The announcement can be independently made for both the Main and Sub bands First set the announcement language speed and mode in the Others set mode p 15 14 Push SPEECH to announce the currently selected frequency or frequency and S meter level Hold down SPEECH for 1 second to additionally an nounce the selected operating mode Pushing a Mode ke...

Page 235: ... RTTY PSK once or twice to select the RTTY mode r Push TRANSMIT t Rotate RF PWR clockwise past the 9 o clock posi tion for more than 30 W of output power y Read the SWR on the SWR meter gage u Push EXIT SET to close multi function meter 3 types of screen images and 9 types of frequency readout fonts are selectable Select the Display Type or Display Font item in q q the Display set screen SET F 7 D...

Page 236: ...operating frequency for 14 99900 MHz Other standard frequencies can be used r Push EXIT SET several times to close a Multi function screen if necessary t Select the Calibration Marker item in the Display set screen SET F 7 OTHERS F 5 Calibration Marker y Rotate MAIN DIAL clockwise to turn the calibra tion marker ON u Push EXIT SET once to return to the Set mode menu screen i Select the REF Adjust ...

Page 237: ...F or u F to select a desired digit yRepeat the steps e to t to enter the call sign Push SPACE F to enter a space Push DEL F to delete the selected character Holding down DEL F to delete the characters to the right of the cursor Pushing 10 key 0 9 can also enter numbers See the table below to the right for usable characters The call sign can be entered from an external keyboard uPush EXIT SET The c...

Page 238: ...ivate the function 15min 30min 60min default 60min e Push Z F to select the Screen Saver Type item r Rotate MAIN DIAL to select a desired screen saver type Selectable type Bounce Rotation Twist Sleep default Bounce The selected screen saver is displayed while holding down PREVIEW F While the screen saver is activated the MAIN or SUB key indicator blinks whichever one was selected at the time t Pus...

Page 239: ...still OFF w While holding down F INP and MW push POWER to turn ON power The internal CPU is reset The CPU start up takes approximately 5 seconds The transceiver displays its initial VFO frequencies when resetting is complete NOTE When Standby Shutdown is selected in Shutdown Function item p 15 17 hold down POWER for 1 second then select Shutdown to turn OFF the power POWER F INP MW Cleaning If the...

Page 240: ...sceiver The power amplifier temperature can be monitored in the multi function meter TEMP gauge Check the temperature Follow the case opening procedures shown here when you want to replace the clock backup battery or inter nal fuse RWARNING DISCONNECT the AC power cable from the transceiver before performing any work on the transceiver Otherwise there is danger of elec tric shock and or equipment ...

Page 241: ... backup battery replacement The transceiver has a lithium backup battery CR2032 inside for clock and timer functions When the backup battery exhausted the transceiver transmits and receives normally but cannot retain the current time RWARNING DISCONNECT the AC power cable from the AC outlet before removing the transceiv er s cover q Remove the top cover w Replace the clock backup battery located n...

Page 242: ...ed MIC is set too far clockwise The Split frequency function is not activated The selected subaudible tone frequency is in correct Rotate AF clockwise to obtain a suitable lis tening level Turn SQL to 10 o clock position to open the squelch Push TRANSMIT to receive or check the SEND line of an external unit if connected Reconnect to the antenna connector Select an antenna suitable for the operatin...

Page 243: ...nels Set SQL to the threshold point Program different frequencies in scan edge memory channels P1 and P2 Program more than 2 memory channels Designate more than 2 memory channels as Select channels for the scan p 4 4 p 12 5 p 12 5 p 12 7 PROBLEM POSSIBLE CAUSE SOLUTION REF The displayed frequency does not properly change The dial lock function is activated A Set mode screen is selected The interna...

Page 244: ...17 1 UPDATING THE FIRMWARE Section 17 General 17 2 D Checking the firmware version 17 2 Preparation 17 3 D File downloading 17 3 Firmware update using an SD card USB flash drive 17 4 ...

Page 245: ...d and the improvement of performance parameters can be made Ask your dealer or distributor about how to update the firmware if you have no PC DChecking the firmware version While holding down POWER turn ON the power to display the Opening screen On the right bottom of the screen the firmware version is displayed The firmware version 1 00 ...

Page 246: ...refully and then click Agree y Click Save as in the displayed File Download dia log u Select the desired location where you want to save the firmware and then click Save in the displayed File Download dialog File download starts i After the download is completed extract the file The firmware and the firm utility are compressed in zip format When updating the transceiver using with the memory devic...

Page 247: ...o select between a USB flash drive and an SD card u Push F or F to select the firmware updating data Example 7850_7851_300 DAT i Push FIRM UP F The Firmware update confirmation screen is displayed Carefully read the displayed precaution on the screen o After you read all the precautions hold down OK for 1 second to start the firmware update The firmware update starts To cancel the update push CANC...

Page 248: ...main CPU is completed is displayed in the dialog 0 Hold down POWER on the IC 7850 for 1 second to turn OFF the power 1 Push POWER to turn ON the power again Depending on the updating data the sub CPU and DSP firmware may be updated at the same time While updating the firmware one of the dialogs or all di alogs shown to the right are displayed This will take 2 minutes at maximum When the normal ope...

Page 249: ...18 1 Remote control CI V information 18 2 CI V connection D D 18 2 Preparing D D 18 2 Data format D D 18 2 Data content description D D 18 11 CONTROL COMMAND Section 18 ...

Page 250: ... To control the transceiver first set its address data communication speed and transceive function These settings are set in the Set mode pp 15 17 15 18 D DData format The CI V system can be operated using the following data formats Data formats differ according to command numbers A data area or sub command is added for some commands Controller to IC 7850 FE FE 8E E0 Cn Sc Data area FD Preamble co...

Page 251: ...d read 12 5 kHz tuning step 07 Send read 20 kHz tuning step 08 Send read 25 kHz tuning step Cmd Sub Cmd Data Description 11 00 Send read attenuator OFF 03 Send read 3 dB attenuator 06 Send read 6 dB attenuator 09 Send read 9 dB attenuator 12 Send read 12 dB attenuator 15 Send read 15 dB attenuator 18 Send read 18 dB attenuator 21 Send read 21 dB attenuator 12 00 00 or 01 Select read ANT1 selection...

Page 252: ...md Sub Cmd Data Description 16 53 00 ANT RX I O setting OFF 01 ANT RX I O setting A 02 ANT RX I O setting B 55 00 15 kHz roofing filter selection 01 6 kHz roofing filter selection 02 3 kHz roofing filter selection 03 1 2 kHz roofing filter selection 56 00 SHARP selection for DSP filter type 01 SOFT selection for DSP filter type 57 00 WIDE selection for manual notch width 01 MID selection for manua...

Page 253: ...e holding down XFC during split frequency operation 00 Main band 01 Sub band 0052 0000 to 0255 Send read AF output level to USB B 0000 0 to 0255 100 Cmd Sub Cmd Data Description 1A 05 0053 00 or 01 Send read squelch function for the AF signal output to USB B 00 OFF Open 01 ON 0054 00 or 01 Send read voice synthesizer and beep output setting to USB B when audio output is set 00 OFF 01 ON 0055 0000 ...

Page 254: ...unction 00 OFF 01 ON Cmd Sub Cmd Data Description 1A 05 0109 00 to 05 Send read the TX Delay setting HF 00 OFF 01 10 ms 02 15 ms 03 20 ms 04 25 ms 05 30 ms 0110 00 to 05 Send read the TX Delay setting 50 MHz 00 OFF 01 10 ms 02 15 ms 03 20 ms 04 25 ms 05 30 ms 0111 00 to 05 Send read TOT setting for remote or the TRANSMIT key operation 00 OFF 01 3 minutes 02 5 minutes 03 10 minutes 04 20 minutes 05...

Page 255: ...tting fixed setting 0000000000000001 0 0 0 1 to 0255025502550254 255 255 255 254 Usable when the DHCP client setting is OFF Cmd Sub Cmd Data Description 1A 05 0170 Read the IP address set by the DHCP server 0000000000000001 0 0 0 1 to 0255025502550254 255 255 255 254 If the DHCP client setting is OFF sends back the manually set IP address fixed IP address 0171 01 to 30 Send read subnet mask 01 128...

Page 256: ...edge 1 frequencies for 26 00 to 30 00 MHz band 0226 see p 18 12 Send read scope edge 2 frequencies for 26 00 to 30 00 MHz band 0227 see p 18 12 Send read scope edge 3 frequencies for 26 00 to 30 00 MHz band 0228 see p 18 12 Send read scope edge 1 frequencies for 30 00 to 45 00 MHz band Cmd Sub Cmd Data Description 1A 05 0229 see p 18 12 Send read scope edge 2 frequencies for 30 00 to 45 00 MHz ban...

Page 257: ...y 00 OFF 01 ON 0291 see p 18 12 Send read the Audio Oscilloscope scope waveform color 0292 see p 18 13 Send read antenna selection for 0 03 to 1 60 MHz band Cmd Sub Cmd Data Description 1A 05 0293 see p 18 13 Send read antenna selection for 1 60 to 2 00 MHz band 0294 see p 18 13 Send read antenna selection for 2 00 to 6 00 MHz band 0295 see p 18 13 Send read antenna selection for 6 00 to 8 00 MHz ...

Page 258: ... Only when Scope ON OFF status Command 27 10 and Scope data output Command 27 20 are set to ON outputs the waveform data to the controller 10 00 or 01 Send read the Scope ON OFF status 00 Scope OFF 01 Scope ON 11 00 or 01 Send read the Scope data output 00 Output OFF 01 Output ON Only when CI V USB Port is set to Unlink from REMOTE and CI V USB Baud Rate is set to 115200 bps Output ON is selectabl...

Page 259: ...Inserts contest number can be used for 1 channel only Band stacking register Command 1A 01 q X X X X w q Frequency band codes Code Freq band Frequency range unit MHz 01 1 8 1 800000 1 999999 02 3 5 3 400000 4 099999 03 7 6 900000 7 499999 04 10 9 900000 10 499999 05 14 13 900000 14 499999 06 18 17 900000 18 499999 07 21 20 900000 21 499999 08 24 24 400000 25 099999 09 28 28 000000 29 999999 10 50 ...

Page 260: ... 01 Data mode 1 D1 02 Data mode 2 D2 03 Data mode 3 D3 When 00 is set set 00 in w Codes for the memory name opening message NTP server address CLOCK2 name network name and network radio name contents Character codes Letters Character ASCII code Character ASCII code A Z 41 5A a z 61 7A Character codes Symbols Character ASCII code Character ASCII code 21 23 24 25 26 5C 3F 22 27 60 5E 2B 2D 2A 2F 2E ...

Page 261: ...9 1 kHz digit 0 9 100 Hz digit 0 9 100 kHz digit 0 9 10 kHz digit 0 9 10 MHz digit 0 6 1 MHz digit 0 9 1000 MHz digit 0 fixed 100 MHz digit 0 fixed 10 Hz digit 0 9 1 Hz digit 0 9 1 kHz digit 0 9 100 Hz digit 0 9 100 kHz digit 0 9 10 kHz digit 0 9 10 MHz digit 0 6 1 MHz digit 0 9 1000 MHz digit 0 fixed 100 MHz digit 0 fixed Separator fixed Lower edge Higher edge Edge number 01 30 Edge number settin...

Page 262: ...eater tone frequency setting 5 7 Tone squelch frequency setting See Repeater tone tone squelch settings 8 7 Memory name settings Up to 10 characters See Codes for the memory name opening message NTP server address CLOCK2 name network name and network radio name contents Main or Sub band s frequency settings Command 25 X X X X X X X X X X 0 0 00 MAIN 01 SUB Operating frequency data See p 18 11 Main...

Page 263: ...cy data and the Scope span settings to the right In the Fixed mode Lower edge and higher edge fre quencies are sent See page 18 16 for Scope Fixed edge frequency set tings e 2 y Out of range information 00 In range 01 Out of range If the scope data is out of range the waveform data u is omitted u Waveform data The transceiver outputs the drawn waveform data The data range or data length of the wav...

Page 264: ...ixed edge frequency settings Command 27 1E q 0 X X X X w e r t y u i o 0 1 2 X X X X X X X 0 0 X X X X X X X X 0 0 10 Hz digit 0 9 1 Hz digit 0 9 1 kHz digit 0 9 100 Hz digit 0 9 100 kHz digit 0 9 10 kHz digit 0 9 10 MHz digit 0 6 1 MHz digit 0 9 1000 MHz digit 0 fixed 100 MHz digit 0 fixed 10 Hz digit 0 9 1 Hz digit 0 9 1 kHz digit 0 9 100 Hz digit 0 9 100 kHz digit 0 9 10 kHz digit 0 9 10 MHz di...

Page 265: ...19 1 SPECIFICATIONS AND OPTIONS Section 19 Specifications 19 2 D General 19 2 D Transmitter 19 2 D Receiver 19 3 D Antenna tuner 19 3 Options 19 4 ...

Page 266: ...C Remote Standby 20 VA typical at 100 V AC Receive Standby 150 VA typical Maximum audio 150 VA typical Transmit at 200 W 800 VA Dimensions projections not included 425 W 149 H 435 D mm 16 7 W 5 9 H 17 1 D in Weight Approximately 23 5 kg 52 lb ACC 1 connectors 8 pin DIN connector 2 ACC 2 connectors 7 pin DIN connector 2 EXT DISPLAY connector DVI I CI V connector 2 conductor 3 5 d mm 1 8 KEYBOARD co...

Page 267: ... µV FM Less than 1 µV RIT variable range 9 999 kHz Audio output power More than 2 6 W at 10 distortion with an 8 Ω load PHONES connector 3 conductor 6 35 d mm 1 4 EXT SP connectors 2 conductor 3 5 d mm 1 8 8 Ω 2 for Main and Sub DAntenna tuner Matching impedance range 16 7 to 150 Ω unbalanced HF bands VSWR better than 3 1 20 to 125 Ω unbalanced 50 MHz band VSWR better than 2 5 1 Minimum operating ...

Page 268: ...peaker 4 audio filters headphone jack can be connected to 2 trans ceivers Input impedance 8 Ω Max input power 5 W SM 50 desktop microphone Unidirectional dynamic micro phone for base station operation Includes UP DOWN switches a low cut switch and mic gain con trol CT 17 ci v level converter For remote transceiver control using a PC You can change fre quencies operating mode mem ory channels etc s...

Page 269: ... 2 M icrophone connector 20 3 ELEC KEY jack 20 3 KEY jack 20 3 EXT KEYPAD jack 20 4 REF I O connector 20 4 X VERTER connector 20 4 RELAY jack 20 4 METER jack 20 5 REMOTE jack 20 5 DC OUT jack 20 5 EXT SP jack 20 5 S P DIF jack 20 5 RX I O connector 20 5 ...

Page 270: ... 300 mV rms 6 SQLS Squelch output Grounded when the squelch opens SQL open SQL closed Less than 0 3 V 5 mA More than 6 0 V 100 µA 7 15V 15V output when power is ON Connected in parallel with ACC 2 pin 7 Output current Max 1 A 8 ALC ALC voltage input Connected in parallel with ACC 2 pin 5 Input impedance Input level More than 10 kΩ 4 V to 0 V 1 2 3 4 5 6 7 ACC 2 PIN No NAME DESCRIPTION SPECIFICATIO...

Page 271: ...not transmit the CW memory keyer and Voice memory from T5 to T8 the RTTY memory from RT5 to RT8 or the PSK memory from PT5 to PT8 Microphone connector PIN No DESCRIPTION q Microphone input Impedance 600 Ω w 8 V DC output Max 10 mA e Up Ground Down Ground through 470 Ω r Low level when the squelch opens t PTT y PTT ground u Microphone ground i AF output varies with AF q Microphone input w 8 V DC ou...

Page 272: ...AY jack Goes to ground when transmitting to con trol an external non Icom linear amplifier You can select either mechanical relay or semi conductor MOS FET control Specifications Mechanical relay Reed Relay 16 V DC Less than 0 5 A MOS FET Less than 250 V Less than 250 mA You can change the control in the SEND Relay Type item of the ACC set screen SET F 7 ACC F 2 SEND Relay Type When the SEND termi...

Page 273: ...nsmit modulation or AF output Sampling rate 48 kHz 24 bit Stereo output L side Output of the Main band R side Output of the Sub band RX I O connector Connects an external preamp or low pass filter etc for your operation needs RX ANT IN OUT must be acti vated in the ANT screen REMOTE jack Used for computer control and transceive operation The optional CT 17 is required when connecting a PC to REMOT...

Page 274: ...8 5 30 Auto notch function 7 13 Auto tuning step function 4 8 Averaging 6 10 B Band edge warning beep 4 15 Entering the user band edge 4 16 Register the Band edge 4 16 User band edge 4 15 Band stacking registers 4 6 Band selection Selecting the Main and Sub bands 4 5 BPSK and QPSK modes 5 27 BPSK31 and BPSK63 modes 5 27 Break in function 8 4 Full break in operation 8 4 Semi break in operation 8 4 ...

Page 275: ...an Fine F scan 12 9 Fine Programmed scan 12 6 Firmware update Using an SD card 17 4 Using a USB flash drive 17 4 Formatting an SD card 10 8 Formatting a USB flash drive 10 8 Frequency setting 4 7 Frequency entry with the keypad 4 9 Tuning with DIAL 4 7 Front panel 1 2 Electronic keyer and microphone 3 4 Microphone headphones and SD card 3 5 FSK and AFSK SSTV connections 3 8 Full break in operation...

Page 276: ... 4 5 Memory name 11 6 Editing programming memory names 11 6 Memory scan 12 7 Memory Settings 10 4 Meter METER jack 20 5 Selecting the Meter readout 4 11 Selecting the meter type 4 12 Microphone connector 20 3 Microphone gain 4 13 Microphones optional products 3 9 Mini scope screen 6 6 Monitor function 8 5 My call sign 16 5 N NB Set mode 2 17 7 11 NB Depth 7 11 NB Width 7 11 Network Settings 10 4 N...

Page 277: ...13 Recording function 9 2 REF IN OUT REF Adjust Filter CAL 10 4 REF I O connector 20 4 Reference level 6 8 RELAY jack 20 4 Remote control CI V information 18 2 REMOTE jack 20 5 Removing the SD card 10 2 Repeater operation 5 37 Repeater tone frequency setting 5 38 Repeat Time 9 13 Repeat TX 9 11 Required connections 3 4 Resetting the CPU 16 7 Resetting the CPU initial setup 4 3 Rewind while playing...

Page 278: ... 6 13 Fixed Edges 26 00 30 00 6 13 Fixed Edges 30 00 45 00 6 13 Fixed Edges 45 00 60 00 6 13 Operating 6 3 Scope attenuator 6 7 Scope set screen 2 3 6 10 Sweep speed 6 9 USB mouse operation 6 14 Speech compressor SSB only 8 6 Split frequency operation 8 7 Split lock function 8 8 Squelch level 4 4 Squelch Noise squelch 4 4 S meter squelch 4 4 Squelch status 12 3 Tone squelch operation 5 39 SSB mode...

Page 279: ...function 12 10 Voice synthesizer operation 16 2 VOICE TX Auto Monitor 9 13 Voice TX Memory Load setting 10 4 Recording or playing back a TX message 9 9 Save setting 10 4 Transmitting a recorded message 9 11 VOX 2 17 Adjusting the VOX function 8 2 VOX Delay 8 3 VOX set mode 8 3 VOX Voice Delay 8 3 Turning ON the VOX function 8 2 W Waterfall Display 6 11 Waterfall Marker Auto hide 6 11 Waterfall Pea...

Page 280: ...nward is at unity gain sidelobe suppression is equal to main lobe gain This is true of almost every gain antenna today Exposed persons are assumed to be beneath the antenna array and have a typical height of 1 8 m The figures assume the worst case emission of con stant carrier For the bands 10 MHz and higher the following power density limits have been recommended 10 144 MHz 2 W sq m EIRP clearanc...

Page 281: ...Please record the serial number of your transceiver below for future servicing reference Serial Number Date of purchase Place where purchased ...

Page 282: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan Intended Country of Use AT BE CY CZ DK EE FI FR DE GR HU IE IT LV LT LU MT NL PL PT SK SI ES SE GB IS LI NO CH BG RO TR HR IC 7850 23 Europe 01 ...

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Icom iC-7850, Instruction Manual

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