Icom IC-M710 [26/28] 8 troubleshooting

Содержание

• A warning 2
• A warning never 2
• As far away 2
• Carefully 2
• Caution 2
• Compass 2
• Do not 2
• Important explicit definitions 2
• Precautions 2
• Read this instruction manual 2
• Save this instruction manual 2
• Warning never 2
• Word definition 2
• General 3
• In case of emergency for maritime operation 3
• Marine 3
• O using digital selective calling 3
• Using 2182 khz with voice 3
• Version ground type descriptions 3
• Versions 3
• When a potential problem exists 3
• When immediate help is needed 3
• 9 specifications and options 23 4
• Connections and installation 15 21 4
• Operating rules and guidelines 1 4
• Panel description 2 4 4
• Receive and transmit 8 10 4
• Selecting a channel 7 4
• Set mode 12 14 4
• Table of contents 4
• Troubleshooting 4
• User channel programming 11 4
• Call procedures 5
• Operating rules and guidelines 1 5
• Priorities 5
• Privacy 5
• Radio licenses 5
• 2 panel description 6
• Accepts the supplied microphone or an optional handset 6
• Adjusts the audio output level 6
• After pushing activates the secondary functions of these switches 6
• Antenna tune switch 6
• Changes the operating frequency after ce is 6
• Channel group such as itu channels 6
• Channel selector 6
• Channel selector dial while pushing dimmer 6
• Clarity control 6
• Confirm your set condition p 12 6
• Dims the display backlight push func then select intensity level via the 6
• Display intensity switch dimmer 6
• Front panel 6
• Function availability depends on ver sions 6
• Function switch func 6
• Group channel selector 6
• Microphone connector 6
• Mode this tune switch is not necessary 6
• Power switch 6
• Pushed while appears 6
• Selects an operating channel within the selected 6
• Selects groups in 20 channels steps and itu ma rine channel groups 6
• Shifts the receive frequency 150 hz for clear re ception of an off frequency signal 6
• Some versions have no itu channels 6
• Speaker off switch 6
• Tunes the connected tuner to the antenna 6
• Turns power on and off 6
• Turns the speaker on and off 6
• Volume control 6
• When selecting automatic tuning in set 6
• 2182khz selection switch 7
• Agc off switch agc 7
• Alarm switch 7
• Keypad 7
• Mode switch 7
• Noise blanker switch nb 7
• Oven indicator 7
• Squelch switch sql 7
• Transmit frequency switch tx freq 7
• Agc off indicator 8
• Channel name readout 8
• Channel readout 8
• Dsc indicator 8
• Frequency indicators 8
• Function indicator 8
• Mode readout 8
• Noise blanker indicator 8
• O alarm indicator 8
• O transmit indicator 8
• Panel description 8
• Receive indicator 8
• S rf meter 8
• Scan indicator 8
• Simplex duplex indicators 8
• Speaker off indicator 8
• Squelch indicator 8
• Tune indicator 8
• Be sure no indicator appears on the display 9
• Channel indication according to set mode settings p 13 9
• Desired channel 9
• Example 9
• Khz in advance 9
• Lected with the 2182khz switch channel selec tion is not possible in such a case push 9
• O using the channel selector 9
• P note channel name alphanumeric does not appear during 9
• Rotate the channel selector to select the 9
• Rotate the group selector to select the de 9
• Selecting a channel 9
• Selection of the group selector 9
• Selector changes channels in 20 channel increments and selects itu channel groups and the chan nel selector selects each channel 9
• Sired channel group as shown at right and or below 9
• The transceiver has 160 user channels and itu channels however the number of user channels can be optionally restricted and itu channels are not available with some versions 9
• The transceiver has two large controls for group selection and channel selection the group 9
• When channel 0 and or 2182 khz is se 9
• Example 10
• O using scan functions 10
• O using the keypad 10
• Scan operation 10
• Selecting a channel 10
• Caution 11
• Do not hold 11
• Example 11
• O using the channel selector 11
• Selecting a channel 3 11
• Selecting a frequency 11
• Using the keypad 11
• Basic voice receive and transmit 12
• Functions for transmit 12
• Ih 4 receive and transmit 12
• O transmit power selection 12
• Rf pur 12
• Transmit frequency check 12
• Agc off function 13
• Clarity control 13
• Functions for receive 13
• O noise blanker 13
• Receive and transmit 4 13
• Rf gain setting 13
• Squelch function 13
• Cross channel operation 14
• Cross channel operation example 14
• Cw key connection 14
• Europe versions only 14
• Fsk operation 14
• Fsk terminal unit connection 14
• H cw operation 14
• Marine general versions only 14
• Receive and transmit 14
• Channel name 15
• O receive frequency 15
• Programming a frequency 15
• Transmit frequency 15
• User channel programming 5 15
• 1 fsk itu channels _____________________ 16
• 2 connected antenna tuner 16
• 3 automatic tuning condition 16
• 3 rotate the group selector to select the desired 16
• 5 turn power off and on again to exit set mode 16
• Cation use only 16
• Fsk itu channels appear as a group between the itu 25 mhz band and user channels this fsk channel group can be hidden for voice communi 16
• If manual tuning is required this automatic operation can be deactivated 16
• Is connected tuning can be started automatically without the tune switch for instant operation 16
• Note that internal switch selection may be required 16
• Or conditions for the selected item 16
• Power on to enter set mode 16
• Push power to turn power off while pushing and holding func and 1 turn 16
• Rotate the channel selector to set the values 16
• Set mode 16
• Set mode contents 16
• Set mode is selected and one of its items appears 16
• Set mode operation 16
• Set mode operation is used for programming infre quently changed values or conditions of functions the ic m710 has up to 13 such items 16
• Some of the set mode items described in this section are not available on some transceiver ver sions 16
• The transceiver has several tuner control systems for use with an optional icom antenna tuner select the condition depending on the connected antenna tuner 16
• When the optional at 130 or at 130e 16
• When using a non lcom tuner p 19 16
• 4 scan type selection 17
• 6 channel name and frequency _____________________ 17
• 7 cw fsk narrow filter 17
• Channel resume scan 17
• Channel scan 17
• Channel scan and channel resume scan search 5 channels around a user selected channel or search all itu channels in the band when an itu channel is selected 17
• Filter installation the marine and general versions do not function on these modes the gmdss versions can use on as standard 17
• Mark and space frequency are used for fsk opera tion this item allows you to select a shift frequency for almost any fsk system 17
• Programmed scan 17
• Programmed scan optional searches signals within the frequency range and activates slowly while squelch is open and fast while squelch is closed 17
• Scan speed 17
• Scan type only selects scan speed as follows 17
• Scan type only this item selects one of the following scan functions 17
• Set mode 6 17
• Several shift frequencies the difference between the 17
• The lower half of the display can be set to display a programmable channel name or a receive frequency according to an operator s needs 17
• This item selects the passband width for a1a cw fsk or j2b mode 17
• When on is selected without optional 17
• 10 cw break in 18
• 11 lcd contrast 18
• 12 id number setting for remote control 18
• 13 remote control input terminal 18
• 9 fsk polarity 18
• Allows you to mute receiving until keying stops with some delay time 18
• Cw break in function in a1a mode toggles transmit and receive with cw keying full break in allows you to receive signals between transmitted keying pulses during cw transmission semi break in 18
• Fsk rev off normal 18
• Fsk rev on reverse 18
• Key open mark key close space 18
• Key open space key close mark 18
• Nmea0183 format and uses a proprietary sen tence for remote control 18
• Normal and reverse polarities are available for fsk operation this item allows you to select one of these polarities 18
• Remote control signals can be input via the dsc or remote socket or clone jack 18
• Set mode 18
• The lcd contrast can be adjusted through 10 levels to suit transceiver mounting angle location and ambient lighting 18
• When connecting an external controller such as a personal computer 2 digit id codes are required to access the transceiver the ic m710 adopts 18
• Acc 1 and acc 2 sockets 19
• Caution do not 19
• Clone jack 19
• Connections and installation 19
• Connections on rear panel 19
• Dc power receptacle 19
• Dsc or remote sockets 19
• External speaker jack 19
• Fuse holders 19
• Ground terminal 19
• Mod af socket 19
• O antenna connector 19
• Tuner receptacle 19
• Unpacking 19
• Connections and installation 20
• Connector information 20
• Connections and installation 7 21
• Acceptable ground points 22
• Caution 22
• Connections and installation 22
• Dc power cable connection 22
• Good ground points 22
• Ground connection 22
• Ground system example 22
• Power source 22
• Undesirable ground points 22
• Unusable points 22
• Antenna 23
• Connections and installation 7 23
• O non lcom tuner 23
• Caution keep 24
• Mounting 24
• O mounting location 24
• Transceiver dimensions 24
• Warning never 24
• Connections and installation 7 25
• Fuse replacement 25
• Installing options 25
• O installing an optional filter and alarm unit 25
• O opening the case 25
• 8 troubleshooting 26
• What appears to be trouble may not be damaging or hard to solve check the following chart before making any adjustments or sending the transceiver to an icom service center 26
• Allows better receiver selec tivity for cw and fsk bandwidth 500 hz 6 db gmdss versions already have an improved narrow fil ter 27
• Channel emergency scan ning receiver that contains the remote control capability of the ic m710 gmdss for distress calls selective calls etc distress switch box at tached 27
• Gm 110dsc 27
• Gmdss versions 27
• Match the transceiver to a long wire antenna without ap plying dc power antenna wire attached to the matchers mn 100 8mx2 mn 100l 15 m x 1 27
• Matches the transceiver to a long wire antenna with a min imum of insertion loss 27
• Mn 100 nm 100l 27
• O general 27
• O receiver 27
• Options 27
• Provides 13 v dc 30 a output from a 10 16 v ps 65 19 32 v ps 66 dc power source 27
• Provides 13 v dc 30 a output from an ac outlet 27
• Provides an alarm transmis sion for emergency use dur ing maritime operation built in to marine and 27
• Provides better audio recep tion during offshore condi tions and comes in handy for listening privacy on board 27
• Specifications 27
• Specifications and options 1 0 mi 27
• Transmitter 27
• 1 32 kamiminami hirano ku osaka 547 0003 japan 28
• Asia icom inc 28
• Count on us 28
• Icom australia pty ltd 28
• Icom canada 28
• Icom europe gmbh 28
• Icom france s a 28
• Icom inc 28
• Icom new zealand 28
• Icom spain s l 28
• Icom uk ltd 28
• Loom america inc 28

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8 TROUBLESHOOTING What appears to be trouble may not be damaging or hard to solve Check the following chart before making any adjustments or sending the transceiver to an Icom Service center POWER PROBLEM POSSIBLE CAUSE Power cable is improperly connected Blown fuse Reconnect the cable securely Check for cause then replace the fuse with a spare one p 15 p 21 No sound comes from the speaker The SPEAKER switch is turned ON Microphone is not connected Turn OFF the SPEAKER switch Connect the microphone to the MICRO PHONE connector Push FUNC then RX to reset the RF gain RF GAIN 9 applies audio Push SQL switch to turn the squelch OFF P 2 P 2 Push TUNE to tune the connected antenna tuner or select automatic tun ing using set mode when an optional AT 130 E is connected Push FUNC then RX to reset the RF gain Set to the proper condition for the con nected tuner p 12 Push MODE to select the proper oper ating mode Push AGO to activate the AGC func tion Push NB to turn the noise blanker OFF Adjust the CLARITY control to receive proper audio output P 8 Push FUNC then TX to reset the transmit power RF PWR 3 is maxi mum power Push TUNE to tune the connected antenna tuner or select automatic tun ing using set mode Push MODE to select J3E mode or H3E R3E etc p 8 Push MODE to select the proper oper ating mode Speak into the microphone naturally and do not hold the microphone too close to your mouth P 8 Sensitivity is low and only strong signals are audi ble Antenna is not properly matched to the operating frequency RF gain is set too deeply Wrong tuner condition is selected in set mode Received audio is unclear or distorted Wrong type of emission is selected AGO is deactivated while receiving a strong signal Noise blanker is turned ON when receiving a strong signal The CLARITY control is rotated too far clockwise or counterclockwise TRANSMIT Your signal does not reach as far away as usu al The transmit power is set low Antenna tuner is improperly matched to the operating frequency when man ual tuning is selected CW or FSK mode is selected for voice transmission Transmit signal is unclear or distorted Wrong type of emission is selected DISPLAY Microphone is too close to your mouth 22 REF Power does not come on when POWER is pushed RF gain is set too deeply and several segments of the S meter appear The squelch is closed UJ UJ o UJ œ SOLUTION p 9 p 9 p 9 p 12 P 9 p 9 p 9 p 8 or p 12 p 8 No contact is possible with another station Wrong transmit frequency is set Push TX FREQ to check and store the correct transmit frequency p 8 Frequency cannot be set via the keypad The CE key is not pushed does not appear before digit entry 2182 kHz is selected with the 2182KHz switch Push CE appears then enter the desired frequency Push 2182KHz then set the fre quency P 7 All indicators appear and the channel number can not be read The highest contrast is selected in set mode Set to the proper display contrast p 14 FSK ITU channels cannot be selected SITOR operation is set to OFF in set mode Set SITOR to ON in set mode p 12 P 5