4.Once you have adjusted the Sound Quality to the lowest possible level, press the E key.
Press the RSM key to exit the Sound Quality Adjustment Mode.
*To cancel the adjusted threshold level, press . (Decimal) key.
*The adjusted threshold level for the current frequency can be set back to the default value by pressing and holding the . (Decimal) key.
*When you change the Sound Quality it affects all other APCO
*You cannot enter the “Sound Quality Fine Tuning” mode when the scanner is operating as follows:
1)The receiving frequency is 0 MHz.
2)Air Band Frequency
3)BCi25D card is not inserted
4)BCi25D /
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