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. p. 5-4
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.