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7

TROUBLESHOOTING

22

PROBLEM

POSSIBLE CAUSE

SOLUTION

REF.

POWER

Power does not come on
when [POWER] is
pushed.

• Power cable is improperly connected.
• Blown fuse.

• Reconnect the cable securely.
• Check for cause, then replace the fuse

with a spare one.

p. 18
p. 21

RECEIVE

No sound comes from the
speaker.

• The [SPEAKER] switch is turned on.
• Microphone is not connected.

• The squelch is closed.

• Turn off the [SPEAKER] switch.
• Connect the microphone to the

[MICROPHONE] connector.

• Push the [SQL] switch to turn the

squelch off.

p. 2
p. 2

p. 9

Sensitivity is too low and
only strong signals are
audible.

• Antenna is not properly matched to the

operating frequency.

• Wrong tuner condition is selected in set

mode.

• Push [TUNE] to tune the connected

antenna tuner or select “automatic
tuning” using set mode when an
optional AT-130 is connected.

• Set the proper condition for the

connected tuner.

pgs.
2, 11

p. 11

Received audio is unclear
or distorted.

• Wrong type of emission is selected.

• AGC 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.

• Push [MODE] to select the proper

operating mode.

• Push [AGC] to activate the AGC

function.

• Push [NB] to turn the noise blanker off.

• Adjust the [CLARITY] control to receive

proper audio output.

p. 3

p. 9

p. 9

p. 9

TRANSMIT

Your signal does not
reach as far away as
usual.

• Antenna tuner is improperly matched to

the operating frequency when manual
tuning is selected.

• CW or FSK mode is selected for voice

transmission.

• Push [TUNE] to tune the connected

antenna tuner or select “automatic
tuning” using set mode.

• Push [MODE] to select USB mode (or

AM, R3E, etc.).

pgs.
2, 11

p. 3

Transmit signal is unclear
or distorted.

• Wrong type of emission is selected.

• Microphone is too close to your mouth.

• Push [MODE] to select the proper

operating mode.

• Speak into the microphone naturally

and do not hold the microphone too
close to your mouth.

p. 3

DISPLAY

All indicators appear and
the channel number
cannot be read.

• The highest contrast is selected in set

mode.

• Set to the proper display contrast.

p. 13

What appears to be equipment malfunction may not be
damaging or difficult to solve. Check the following chart
before making any adjustments or sending the trans-
ceiver to an Icom Service Center.

Summary of Contents for IC-M700PRO

Page 1: ...INSTRUCTION MANUAL SSB RADIO TELEPHONE iM700PRO...

Page 2: ...y This connection will ruin the transceiver NEVER allow children to play with equipment contain ing a radio transmitter NEVER expose the transceiver to rain snow or any liquids NEVER install the IC M7...

Page 3: ...e available for the IC M700PRO Push 2182kHz to select the emergency fre quency Push ALARM and TX FREQ for 1 sec to trans mit a 2 tone alarm signal for at least 30 sec The transceiver automatically sto...

Page 4: ...s for receive 9 D Squelch function 9 D Noise blanker 9 D AGC off function 9 D Clarity control 9 CW operation 10 FSK operation 10 5 SET MODE 11 14 Set mode operation 11 Set mode contents 11 6 CONNECTIO...

Page 5: ...24 hour time Universal Time UTC is frequently used Adjustments repairs channel frequency changes and authorized modifications affecting electrical op eration of the equipment must be kept in the main...

Page 6: ...TUNE SWITCH TUNE p 8 Tunes the connected tuner to the antenna Activates only when an optional antenna tuner such as Icom s AT 130 is connected NOTE When selecting automatic tuning in set mode pushing...

Page 7: ...y Available modes differ with version USB AM J2B AFSK FSK R3E and CW modes are available The temporary mode is cleared and the previous mode appears when changing a channel 6 TRANSMIT FREQUENCY SWITCH...

Page 8: ...MP TX RX SCAN SQL N B AGC AGC ALM q w e r t y u i o 0 1 2 3 4 i SCAN INDICATOR p 6 Appears when the scan function is in use The scan function is not available on some versions Pushing SCAN starts and...

Page 9: ...nnels However the number of channels in each group can be restricted in set mode pgs 13 14 depending on your needs NOTE When channel 0 and or 2182 kHz is se lected with the 2182KHz switch channel sele...

Page 10: ...4 ch 5 ch 50 scan pauses for 10 sec after the squelch opens then resumes Selecting a frequency The transceiver has 0 5 to 30 0 MHz general coverage receive capability with 100 Hz resolution Use VFO m...

Page 11: ...oneous indications on the display If this happens reset the CPU as follows While pushing ENT 0 push POWER to turn power on The CPU is reset and the display at right appears CAUTION Resetting the CPU r...

Page 12: ...ary when automatic tuning is selected in set mode p 11 To transmit on the channel push and hold the PTT switch on the microphone TUNE flashes for 1 to 2 sec for the first transmission on a channel whe...

Page 13: ...NB appears when the noise blanker function is turned on DUP RX N B D AGC off function The receiver gain is automatically adjusted according to received signal strength with the AGC Automatic Gain Cont...

Page 14: ...set mode p 12 when an optional filter is installed CW key connection 2 8 4 5 1 3 6 7 ACC 1 socket pin 1 pin 2 CW key FSK operation The transceiver has FSK and J2B modes for FSK op eration use FSK when...

Page 15: ...the condition depending on the connected antenna tuner NOTE Internal switch selection may be required when using a non Icom tuner p 19 AT 130 default AT 120 AH 3 2 Automatic tuning condition When the...

Page 16: ...ity Normal and reverse polarities are available for FSK operation This item allows you to select one of these polarities FK REV off normal key open mark key close space FK REV on reverse key open spac...

Page 17: ...rmat and uses a proprietary sentence for remote control NMEA ID 1 NMEA ID 99 default 2 11 Remote control input terminal Remote control signals can be input via the RE MOTE socket or CLONE jack REMOTE...

Page 18: ...hannels Minimum number of channels set for Group B 1 Maximum number of channels set for Group B 50 default 15 Group C channel inhibit This item allow you to set the number of usable chan nels in chann...

Page 19: ...or details e ACC 1 and ACC 2 SOCKETS See p 16 for details r CLONE JACK For Dealer use only t REMOTE SOCKET p 17 REMOTE socket for Marine and General versions y EXTERNAL SPEAKER JACK Connects a 4 16 ex...

Page 20: ...2 PIN PIN NAME DESCRIPTION SPECIFICATIONS 2 GND Same as ACC 1 pin 2 3 SEND Same as ACC 1 pin 3 1 8 V Regulated 8 V output Output voltage 8 V 0 3 V Output current Less than 10 mA 4 NC No connection 5...

Page 21: ...F 5 NMI NMEA data input NMEA standard format level 6 NMI Coaxial ground for NMI 7 NMO NMEA data output NMEA standard format level 3 AF AF detector output for an external terminal unit Output impedance...

Page 22: ...mast Through hull Metal water tank Undesirable ground points these points may cause electrolysis Engine block Keel bolt Unusable ground points these connections may cause an explosion or elec trical s...

Page 23: ...A MATCHERS D AT 130 AUTOMATIC ANTENNA TUNER D Non Icom tuner Some non Icom tuners may be used with the IC M700PRO Please consult your dealer or marina if you wish to connect one The following internal...

Page 24: ...od ventilation and is not subject to sea spray The face of the transceiver should be at 90 degrees to your line of sight when op erating it RCAUTION KEEP the transceiver and microphone at least 1 mete...

Page 25: ...lling an optional filter and alarm unit After opening the case as shown above install the desired option to the position as at right These op tions are available or already built in for the following...

Page 26: ...strong signal The CLARITY control is rotated too far clockwise or counterclockwise Push MODE to select the proper operating mode Push AGC to activate the AGC function Push NB to turn the noise blanke...

Page 27: ...0 35 V typical 1 8 29 9999 MHz 1 0 V 1 6 1 7999 MHz 6 3 V 0 5 1 5999 MHz AM for 10 dB S N 2 2 V typical 1 8 29 9999 MHz 6 3 V 1 6 1 7999 MHz 32 V 0 5 1 5999 MHz Spurious response rejection 80 dB typic...

Page 28: ...Count on us 1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan A 5472H 1EX Printed in Japan Copyright 1997 by Icom Inc...

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