Pioneer GM-X642 - Manual (Page 5)

4
ENGLISH
ESPAÑOL
DEUTSCH
FRANÇAIS
ITALIANO
NEDERLANDS
LPF (Low-Pass Filter)/HPF (High-Pass Filter) Select Switch
Set the LPF/HPF select switch as follows according to the type of
speaker that is connected to the speaker output connector and the car
stereo system:
LPF/HPF Select Audio frequency range Speaker Remarks
Switch to be output Type
LPF (left) Very Low Frequency range Subwoofer Connect a subwoofer.
OFF (center) Full range Full range
HPF (right) Low Frequency range to Full range Use if you want to cut the
High Frequency range very low frequency range
because it is not necessary
for the speakers you are
using.
Power Indicator
The power indicator lights when the
power is switched on.
BFC (Beat Frequency Control) Switch
If you hear a beat while listening to an
MW/LW broadcast with your car stereo,
change the BFC switch using a small
standard tip screwdriver.