Icom IC-7800 Support Question
Icom IC-7800 Support Question
Find answers below for this question about Icom IC-7800.Need a Icom IC-7800 manual? We have 1 online manual for this item!
Question posted by Gadgets57565045 on November 5th, 2021
Everything Works Except …
A and B channel has no audio and RF gain not working. Meters pointers do not work. Button push beep sound comes out of speaker. Spectrum Scope shows signals are there.
Current Answers
Answer #1: Posted by itasklive on November 6th, 2021 5:42 AM
itasklive
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October 21st, 2021 Points: 257,510
Member since:
October 21st, 2021 Points: 257,510
If the IC-7800 is not receiving audio from the A and B channels, it will have no audio. The RF gain also affects the audio so if it is not working, there may be a problem with the meters as well. It would be wise to have a technician look at this issue to determine what might be going on.
Answer #2: Posted by SonuKumar on November 6th, 2021 7:42 AM
SonuKumar
Member since:
May 9th, 2021 Points: 16,620,300
Member since:
May 9th, 2021 Points: 16,620,300
https://www.manualslib.com/manual/359595/Icom-Ic-7800.html?page=178
do reset the product .. as well as wires and cables
Please respond to my effort to provide you with the best possible solution by using the "Acceptable Solution" and/or the "Helpful" buttons when the answer has proven to be helpful.
Regards,
Sonu
Your search handyman for all e-support needs!!
Related Icom IC-7800 Manual Pages
Instruction Manual - Page 2
... Germany,
France, Spain, Russia and/or other countries. The IC-7800 is designed and built with Icom's philosophy of your radio of choice, and hope you with years of personal injury, ...Independent identical receiver circuits for RTTY and PSK31 operation without a PC
❍ Upgraded real-time spectrum scope- i
SAVE THIS INSTRUCTION MANUAL.
We would like to take a few moments of your time ...
Instruction Manual - Page 3
...may be damaged. cohol when cleaning the IC-7800, as output power, idling current, etc.,...overheat the transceiver. R ACHTUNG!
DO NOT push the PTT switch when you will be ...CAUTION! NEVER change the internal set the transceiver's RF output power to prevent erroneous indications.
R NEVER...
R NEVER let metal, wire or other audio accessories at high volume levels.
only
CAUTION:...
Instruction Manual - Page 5
...3 Section 4
D Rear panel-2 2-6 I Linear amplifier connections 2-7
D Connecting the IC-PW1/EURO 2-7 D Connecting a non-Icom linear amplifier 2-7 I Transverter jack information ... warning beep 3-7 I Operating mode selection 3-8 I Volume setting 3-9 I RF gain adjustment 3-9 I Squelch level adjustment 3-9 I Meter indication selection 3-10 D Multi-function digital meter 3-10 D Meter type ...
Instruction Manual - Page 23
...-232C] (p. 2-5) Connects an RS-232C cable, D-sub 9-pin to connect the IC-7800 to a PC through a LAN (Local Area Network).
1-13 No adjustment is required...-232C] interface is also supported.
@5 METER JACK [METER] (p. 2-6) Outputs the receiving signal strength level signal, transmit output power, VSWR, ALC, speech compression, VD or ID level for external meter indication.
@6 DC OUTPUT JACK [DC ...
Instruction Manual - Page 27
...or dealer. I Antenna jumper cable connection
Connect the supplied coaxial cable (terminated with the IC-7800, see 'Supplied accessories' on your operating preference. IN] and [RX ANT A-
I...sides of the front panel and the two screws from TV sets, TV antenna elements, radios and other electromagnetic sources. 2 INSTALLATION AND CONNECTIONS
I Unpacking
After unpacking, immediately report any...
Instruction Manual - Page 28
...solder
Strip the cable as shown at left .
The IC-7800 has an SWR meter to a gas or electric pipe, since the connection ...mm ≈ 3⁄8 in 1-2 mm ≈ 1⁄16 in the button, lo-
I CF (Compact Flash) memory card
Read/write indicator
Insert the supplied...slot. • To remove the CF memory card, push-in
For radio communications, the antenna is tuned for a specified frequency ...
Instruction Manual - Page 38
... an abbreviation of Variable Frequency Oscillator, and is commonly referred to as a main tuning function. The main dial is often called the "VFO knob."
➥ Push [V/M] to VFO. (p. 8-5)
"VFO" indicator
Memory channel number
3-3 I Main/Sub band selection
[MAIN] [SUB]
3 BASIC OPERATIONS
The IC-7800 has 2 identical receivers, main and sub.
Instruction Manual - Page 43
... voice and data mode. • After data mode is selected, push [DATA] to toggle be-
to
select data 1, 2 and 3 in the IC-7800. to toggle between RTTY and RTTY reverse, or, PSK and PSK... mode ➥ Push [SSB] to select USB data, LSB data, AM data or FM data mode, respectively. • After data mode is selected, push [DATA] for 1 sec. Microphone signals are available in sequence...
Instruction Manual - Page 45
... is ON. to select the desired item. 3 BASIC OPERATIONS
I Meter indication selection
[METER]
Signal strength level readout
5 1
9 +20 +40 +60dB
5
10...meter ON. The IC-7800 can be selected from the following items as you desire.
➥ Push [METER] several times to turn the multi-function digital meter OFF.
3-10
q Push [METER] for 1 sec., or push [EXIT/SET] to activate when the RF...
Instruction Manual - Page 46
...[F-3•DISPLAY]
3 BASIC OPERATIONS
A total of 3 meter types are available in the IC-7800- w Push [F-7•SET], then push [F-3•DISPLAY] to select display set mode.
• Edgewise meter • Bar meter
3-11 e Push [F-1•Y] or [F-2•Z] to normal screen, if necessary.
t Push [EXIT/SET] to select the desired meter type from "Standard," "Edgewise" and "Bar." Follow...
Instruction Manual - Page 51
...IC-7800 displays carrier frequency. Therefore, tune the transceiver to adjust the audio tone.
It's your responsibility to set mode. Select an item with [F-1•Y]/[F-2•Z] then rotate the main dial to 1.5 kHz below the specified FCC channel... transmit) (p. 6-2) ➥ Push [VOX/BK-IN] to turn the monitor function ON and
OFF. • Rotate [MONI GAIN] to turn the VOX function ON...
Instruction Manual - Page 81
...
4 RECEIVE AND TRANSMIT
The tone squelch opens only when receiving a signal containing a matching subaudible tone. You can be heard. • When the received signal's tone does not match, tone
squelch does not open, however, the S-indicator shows signal strength. • To open the squelch manually, push [XFC]. to select the default setting. q Set the desired...
Instruction Manual - Page 84
... band, as well as relative strengths of range.
• The spectrum scope shows the transmit signal wave- In addition, the IC-7800 has a mini scope screen to select main band.
• The spectrum scope with sub band selection is selected.
dently in a different color until the receive fre-
y Push [F-6•MAIN/SUB] to save screen space. ator or turn
the...
Instruction Manual - Page 153
... 1% steps during frequency calibration. (default: 50%)
12-10 NOTE: If the applied reference signal is off-frequency, or no signal is applied with "IN" selection, the IC-7800 will not work properly. 12 SET MODE
I ACC set mode (continued)
Selects the transceiver's reference signal condition from IN, OFF and OUT.
• IN : Use an external reference...
Instruction Manual - Page 175
...; 100 150
3 20
200
15
250 W
A
dB
44 52V VD
I SWR reading
[RF PWR] [TRANSMIT]
[METER]
[TUNER]
[RTTY/PSK][EXIT/SET]
The SWR meter indicates the SWR over the transmission line in the IC-7800.
13 MAINTENANCE
I Screen type and font selections
• Screen image example- q Push [TUNER] to enter display set mode menu screen. t Rotate...
Instruction Manual - Page 176
... to exit set the operating frequency for 1 sec. o Push [EXIT/SET] once to return to set mode menu
screen. !0 Push [F-2•ACC] to enter accessory set mode. !4 Push [EXIT/SET] twice to close a multi- t Push [F-7•SET] to select USB mode. tion marker ON.
CAUTION: The IC-7800 has been thoroughly adjusted and tested at the...
Instruction Manual - Page 177
... damage. e Remove 7 screws from the bottom, and the 6 screws from the AC outlet before performing any work on the front panel as shown above. I Opening the transceiver's case
Follow the case opening procedures shown here ... lift up the bottom cover. 13 MAINTENANCE
I Clock backup battery replacement
The IC-7800 has a lithium backup battery (CR2032) inside for clock and timer functions.
Instruction Manual - Page 184
...=Qubic (1),
11=Qubic (2), 12=Qubic (3),
13=Qubic (4), 14=IC-780 (1),
15=IC-780 (2), 16=IC-780 (3),
17=IC-780 (4))
050048
Send/read switch indicator bright-
quency readout
(0=Normal, 1=Slim)
050049
Send/read meter type
(0=Standard, 1=Edgewise, 2=Bar)
050050
Send/read meter type during wide
screen or mini scope indication
(0=Edgewise, 1=Bar)
050051
Send/read peak hold set...
Instruction Manual - Page 195
Both memory card reader and Ethernet card/board are available; The IC-7800's firmware can be updated if desired. You can turn the transceiver ...
By updating the firmware, new function(s) can be added and the improvement of performance parameters can be made.
2 ways of warranty even if the warranty period is performed.
16-2 16 UPDATING THE FIRMWARE
I General
A memory card reader...
Instruction Manual - Page 203
...field region. Further information can be determined in most cases from the RF power at unity gain (sidelobe suppression is equal to comply with national licensing requirement.
The ..., a relative table shows a guideline for installation considerations. Versions of the IC-7800 which can be found at http://www.arrl.org/.
• Typical amateur radio installation Exposure distance assumes...
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