I am fitting a sony head unit and amp/subs but I need to know what the wire
from head unit is marked ATT is and what it does. The ATT wire is blue.
Many Thanks
I

"I" wrote in message
...
I am fitting a sony head unit and amp/subs but I need to know what the
wire
from head unit is marked ATT is and what it does. The ATT wire is blue.
Many Thanks

Att is attenuator and is connected to a phone kit , when the phone is used
the radio attenuates.