Troubleshooting – Icom IC-2800H User Manual
Page 84
80
17
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
SOLUTION
REF.
No power comes on.
• Power connector has a poor contact.
• Polarity of the power connection is reversed.
• Blown fuse.
• Check the connector pins.
• Reconnect the power cable observing the
proper polarity. Replace the fuse, if damaged.
• Check the cause, then replace the fuse.
—
pgs.
15, 74
p. 74
No sound comes from the
speaker.
• Volume level is too low.
• The squelch level is set too tight.
• A selective call or squelch function is activated
such as tone squelch or pocket beep.
• Rotate [VOL] clockwise.
• Open the squelch.
• Turn the appropriate function OFF.
p. 23
p. 23
pgs.
50, 52
Sub band signals are not
audible.
• The sub band mute function is activated.
• Turn the function OFF.
p. 65
No contact possible with an-
other station.
• The transceiver is set to semi-duplex.
• The other station is using tone squelch.
• Set to simplex.
• Turn OFF tone squelch.
p. 26
p. 50
Repeater cannot be ac-
cessed.
• Wrong offset frequency is programmed.
• Wrong subaudible tone frequency is programmed.
• Correct the offset frequency.
• Correct the subaudible tone frequency.
p. 30
p. 29
Frequency cannot be set.
• The frequency lock function is activated.
• Priority watch is paused on the watching fre-
quency.
• Turn the function OFF.
• Push [(PRO) PRIO] or [(MEM) PRIO] to resume
the watch.
p. 19
p. 48
Scan does not operate.
• Squelch is open.
• The selected programmed scan edge memory
channels (e.g. 1A/1B) have the same frequencies.
• Only 1 memory channel is programmed or other
channels are set as skip channels.
• Set the squelch to the threshold point.
• Reset the scan edges.
• Program other memory channels or cancel the
memory skip function in the desired channels.
p. 23
p. 44
pgs.
50, 52
Transmission is automati-
cally cut off.
• Time-out timer is activated.
• Set the timer to OFF.
p. 63
Transmission continues
even when PTT is released.
• One-touch PTT function is activated.
• Turn the function OFF.
p. 25
If your transceiver seems to be malfunctioning, please check
the following points before sending it to a service center.