Troubleshooting - Icom IC-E90 Instruction Manual

If your transceiver seems to be malfunctioning, please check
the following points before sending it to a service center.
PROBLEM
No power comes on. • The batteries are exhausted.
• The battery polarity is reversed.
No sound comes from the • Volume level is too low.
speaker. • Different tone is selected with tone/DTCS squelch.
Transmitting is impossible. • The batteries are exhausted.
• The frequency outside of the 50/144/430 MHz
amateur band is set.
No contact possible with • Different tone is selected with tone/DTCS squelch.
another station.
Tuning dial or [Y]/[Z] func- • Tuning dial and [Y]/[Z] functions are exchanged.
tion is strange.
Frequency cannot be set. • The lock function is activated.
• Memory or call channel is selected.
No beep sound. • Beep tones are turned OFF or the beep tone level
is too low.
Receive audio is distorted. • The operating mode is not selected correctly.
Desired set mode item • The desired set mode item is in expanded set
cannot be selected. mode 1 or 2.
• Some set mode items can be selected from VFO
or memory mode only.
Attached battery pack can- • The transceiver's power is ON. (The charging indi-
not be charged with the cator blinking orange.)
optional BC-139.
POSSIBLE CAUSE

TROUBLESHOOTING

SOLUTION
• Replace the batteries or charge the battery pack.
• Check the battery polarity.
• Push [Y] to obtain a suitable level.
• Check the tone using tone/DTCS scan.
• Replace the batteries or charge the battery pack.
• Reset the frequency inside the 50/144/430 MHz
amateur bands.
• Check the tone using tone scan.
• Push [1 V↔D] for 1 sec. to cancel the function.
• Push [CALL/TV LOCK] for 1 sec. to cancel the function.
• Push [VFO] to select VFO mode.
• Turn beep tone ON or set the beep tone level to
appropriate level in set mode.
• Select a suitable operating mode in set mode.
• Turn the expanded set mode 1 or 2 ON.
• Enter set mode from appropriate operating mode.
• Detach the battery pack and charge the battery
only.
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REF.
pgs. 1, 14
p. 1
p. 17
p. 70
pgs. 13, 14
p. 19
p. 70
p. 23
p. 74
! ! 0 0
p. 20
! ! 1 1
p. 21
p. 21
p. 55
pgs. 17, 18,
22, 27
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