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TROUBLESHOOTING
20-4
D
Others (Continued)
PROBLEM
POSSIBLE CAUSE
SOLUTION
REF.
The SUB band audio signal
is muted.
• The combination of operating band and
mode is incorrect.
• Change the settings.
A distorted noise is heard
when the earphone is used.
• The earphone mode is OFF.
• Turn ON the earphone mode.
p. 16-88
Charging is impossible at
power ON.
• “Charging (Power ON)” setting is OFF
(default).
• Set the “Charging (Power ON)” setting
to ON in the Function Menu.*
p. 16-79
*This operation may generate certain spurious signals; the S-meter appears, or noise may be heard.
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