Gday Terry, Interesting points thanks. So is, for instance, say a 1N4004 diode suitable, and should it be put inline with the acc feed to the headunit, or the +12V feed, or both?
Thanks Andrew > Andrew, > > Additionally to what you've said the Accessories feed (heater fan, radio > etc) is Blue, and there is another Acc circuit for the wipers but this is a > much smaller wire and shouldn't be used for a head unit. I've found that you > can only draw up to around 100w through the primary Acc circuit with a > Radio/CD/Cassette etc although the circuit is rated at 20 amps. What I do > for the CD player/Amp etc is use a direct to battery feed via a mini Bosch > relay and use the Acc circuit to switch the relay. Another thing to watch > with wiring in a modern day CD that has a logic circuit in a 1600 is to fit > an inline diode to the power feed. A logic circuit controls features like > allowing power to the unit without the Ign on for a controlled time etc, but > with older cars the logic circuit will try and power other things on the > circuit, like the heater fan in a 1600 and that will destruct the circuit in > the unit unless the flow of power is controlled. A few brands actually have > a diode in the power feed but I've come across some that don't eg Phillips. > The Phillips units have an activation option which shouldn't be used unless > the diode is fitted. Some alarm systems are a bit funny with older cars for > the same reason. > > regards > Terry > > > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED]]On Behalf Of Andrew > Greenbury > Sent: Tuesday, 8 October 2002 12:05 PM > To: [EMAIL PROTECTED] > Subject: wiring confirmation > > > hello all, > > the 1600 wiring diagram is a pretty confusing thing - just wanted to > confirm what wires behind the instrument cluster are recommended for > splicing into when wiring in say a headunit or alarm; white/red for const > 12V, and blue/black for 12V with ignition? > > Thanks everyone > Andrew > > --membersozdat------------------------------------------------------- OZDAT Mailing List Please Note:- Send (un)subscribe requests to [EMAIL PROTECTED] Send submissions to [EMAIL PROTECTED] No unauthorised redistribution of this email http://www.ozdat.com/ozdatonline/index.htm http://www.ozdat.com/ozdatonline/listindex.html http://www.mail-archive.com/[email protected]/ ---------------------------------------------------------------------
