Internal Views, Top view, Bottom view | Icom iC-706MKTMG instruction

11 INTERNAL VIEWS

DTop view

Caution:

The transceiver has been thoroughly tested and adjusted at the factory before being shipped. The transceiver warranty does not cover any problems caused by unauthorized internal adjustment.

430 MHz Tx power adj.

144 MHz Tx power adj.

50 MHz Tx power adj. HF Tx power adj.

AM Tx carrier adj.

ID APC adj.

NB sencitivity adj.

The internal speaker has been removed in this diagram for illustration purposes.

FILTER unit

FM deviation adj.

MAIN unit

DBottom view

144/430 MHz Final amplifier (SRFJ7044)

HF Final amplifier (SRFJ7044 x 2)

PLL unit

PA unit

Optional crystal (CR-282)

Reference freq. check point (60.000 MHz)

Reference freq. adj. (L623)

Reference freq. adj. (R602)

Reference freq. adj. (L601) (when optional crystal

is installed. See p. 60)

Page 66

Image 66

Icom iC-706MKTMG, HF/VHF/UHF ALL MODE TRANSCEIVER manual Internal Views, Top view, Bottom view

Contents

I706MKG Precautions Word Definition Rwarning Table of Contents Panel Description Front panel0MAIN Dial Tension Latch 2LOCK Switch Lock @2PREAMP/ATTENUATOR Switch P.AMP/ATT Function switches BREAK-IN p VOX Function pSpeech Compressor p Function p Rear and side panels When connecting the ACC conversion cable OPC-599 ACC PIN # Name Description Specifications ColorACC Socket 4DSP Indicators 1DOT Matrix Indicators3FUNCTION Indicators Function display Microphone Connector ➊UP/DOWN Switches UP/DN ➋LOCK Switch Lock➌PTT Switch PTT HM-103 Schematic Diagram Unpacking Installation and ConnectionsPL-259 Connector Installation Example Grounding Stand InstallationSingle body mounting Front panel separation Required connections Rtty Terminal Advanced connections Connecting a NON-ICOM DC Power Supply Power supply connectionsConnecting the PS-85 DC Power Supply Connecting a NON-ICOM Connecting the IC-PW1 Connecting the AH-4Connecting the AT-180 External antenna tuners and linear ampliﬁer Initial settings Frequency SettingWhen ﬁrst applying power CPU resetting Power OFF VFO description VFO ModeMemory Mode pgs VFO Hz and 10 Hz tuning steps Frequency settingProgrammable tuning steps Band selection SSB/CW/RTTY modes Any mode FM/WFM/AM modes MHz quick tuning stepTS Switch Flow Chart Sub dial function Quick band change function Mode selectionOperating Mode Selection ➁ Push F-1-F-3 to select a band stacking register If shift function Receive and TransmitFunctions for receive RIT function Preamp and attenuator Noise blankerAGC time constant Peak meter hold RF gain and squelch Simple band scopeRF/SQL control priority Filter ON/OFF Filter PresettingOptional ﬁlter selection SSB Ceiver maintains the ON/OFF condition when pushing F-2NR ANF Automatic Notch Filter functionNR Noise Reduction function Output power and mic gain Functions for transmitDMeter function Speech compressor VOX operation Manual Tuning Optional AT-180 Automatic Antenna Tuner operationTuner Operation AH-4 operation ➂ The Tuner light lights constantly when tuning is completeOptional AH-4AUTOMATIC Antenna Tuner operation PTT tune function ➀ Select VFO a and set the frequency to 7.057 MHz/CW Split frequency operationQuick split function Split lock function Repeater operation ➄ Push and hold PTT to transmit release PTT to receive ➅ Communicate in the usual manner Tone squelch operationTone scan operation ➂ Push F-3SCN to toggle tone scan operation on and OFF This function automatically activates the repeater set One-touch repeater functionAuto repeater function Frequency Duplex Direction CW operation Functions for CWConnections for CW Elec KEY Setting the electronic keyer CW reverse modeDElectronic CW keyer Quick SET Mode CW pitch control Functions for Rtty Connections for Rtty FSKConnections for Afsk Presetting for Rtty Rtty FSK operationRtty Afsk operation Connections for packet Adjusting the transmit signal output from the TNCPacket operation Data socket Measuring SWR Spot measurementPlot measurement Memory channel selection Memory and Scan OperationMemory channels Memory clearing Programming in VFO mode Programming in memory modeMemory/call programming Calling up memory names Frequency transferringMemory names Editing programming memory names Calling up a frequency from a memo pad Memo padsWriting frequencies and operating modes into memo pads ➀ Select the S1 display Scan types Preparation Select memory scan operation Programmed scan operationMemory scan operation Priority watch Remote Jack CI-V Information CI-V connection exampleData format Command Table VFO A=B Initial set mode operation SET ModeQuick set mode operation General Q2 MIC Gain SSB/AM/FM only Quick set mode itemsQ3 VOX Delay SSB/AM/FM only Q4 VOX Gain SSB/AM/FM only Q5 Anti VOX SSB/AM/FM only Initial set mode items RF/SQL SQL/AUTO/RFSQL SPL Offset split offset Quick Split quick split functionSplit Lock split lock DUP HF duplex offset Auto Rptr auto repeater AM NB Noise blanker in AM modePWR on CHK Power on check Scan Resume scan resume PTT Tune PTT tune function 29 9600 Mode Data socket speedTune Strt auto tuner start Vsend SEL ACC socket output CI-V Baud CI-V data rate LVL Spch S-level speechCI-V Addres CI-V address CI-V TRN CI-V transceive Memory backup MaintenanceFuse replacement Cleaning Troubleshooting Power Supply Receive Problem Possible Cause Solution Transmit Display Scan Problem Possible Cause Solution Optional INSTALLATIONS/SETTINGS Opening the transceiver case If ﬁlters Installation DOperation AT-180 internal switch description S2 S1 B aPIN no Description Name Internal Views Top viewBottom view Options SP-20EXTERNAL Speaker SP-7EXTERNAL SpeakerSP-10EXTERNAL Speaker SP-12EXTERNAL Speaker SP-21EXTERNAL Speaker Specifications Menu Guide + power onPower OFF then on to exit initial set mode Indication Description No. Indication For 2 sec SSB/AM/FM mode CW mode Rtty modeMode Display Menu Display Count on us