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66
TROUBLESHOOTING
10
PROBLEM
POSSIBLE CAUSE
SOLUTION
REF.
The transceiver does
not turn ON.
• Bad connection to the power supply.
• Check the connection to the transceiver.
p. 58
No sound comes from
speaker.
• Squelch level is too high.
• Volume level is too low.
• Speaker has been exposed to water.
• Set
[SQL]
to the threshold point.
• Set
[VOL]
to a suitable level.
• Drain water from the speaker.
p. 8
p. 8
—
Transmitting is impossi-
ble, or high power cann-
not be selected.
• Some channels are programmed for low
power or receive only in regulations.
• The output power is set to low.
• Change channels.
• Push
[H/L]
to select high power.
pp. 6, 7,
69, 70
p. 8
Scan does not start.
• TAG channel is not programmed.
• Set the desired channels as TAG channels. p. 13
No beeps sound.
• Beep tones are turned OFF.
• The squelch is open.
• Turn the beep tone ON in Set mode.
• Set
[SQL]
to the threshold point.
p. 56
p. 8
Distress call cannot be
transmitted.
• MMSI (DSC self ID) code is not pro-
grammed.
• Program the MMSI (DSC self ID) code.
p. 15
Summary of Contents for IC-M505
Page 1: ...INSTRUCTION MANUAL iM505 VHF MARINE TRANSCEIVER ...
Page 71: ...65 9 CONNECTIONS AND MAINTENANCE 9 Gasket Mounting base Cap Nut 50 d 28 d 29 5 to 1 5 Ú 3 ...
Page 77: ...HM 162E Unit mm 29 5 to 31 5 d 2 165 110 146 92 4 R12 Max MB 75 Cut here 71 13 TEMPLATE ...
Page 78: ......
Page 79: ...MEMO ...