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Ist meine Blaupunkt kaput?

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Old 07-14-2001, 07:20 PM
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John Struthers
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Red face Ist meine Blaupunkt kaput?

To the 928 Guru's,
Have tightened and, or, cleaned every connection front to rear with the exception of what may live in the Pod, Console, and rear, interior quarter panel covers.
The radio/cassette works/sounds good, albiet, intermittently. Description:
Radio works well until I turn hard left at intersections at speed with no brakes at which point the unit shuts down. This also happens when I hit those overpass expansion joints, you know, the ones like baby, parking curbs. I would like to take the left interior quarter panel cover off and inspect the antenna cable, anyone been there before?
Gremlins to look for? The Unit is going to be replaced but, if possible I'd like to get it up and running before I store it as original equipment. The cassette will only play Euro-Trash Disco tapes/ will not transport ANY other tape. And of course when I lose the radio I loose the cass. player.
I pulled the Pass. seat amp. cover. Removed coil/amp, they looked mint almost waxed.
Took 400 grit to all screw mount holes, wiped with alcohol swabs, tightened all connection and re-installed. eyeballed and cleaned what I have since discovered was the
Tach amp. . Also, pushed in the reset button several times. Installed cover and went for a ride the coil, apparently, ceased suppressing. 2 days latter working fine. Tach, was erratic for awhile but has since stabilized. The radio works for longer periods now but still cuts out about every other day. So, I would like to either pull the console or the radio preferably the latter. Guideance needed here as I probably won't get the manuals till Xmas.
Yeah, I know. Get a multimer! Somewhere in this house I have/had 4 ohm/multimeters until they are accounted for, dead or alive, I REFUSE to buy another. I will make the children suffer till they fess-up.
Thanx, John S>
1982, WEissach, Auto, "Pattiecakes"
Old 07-17-2001, 02:41 PM
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Randy V
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Great title on your post - I got a chuckle out of it John.

It sure sounds like you have a loose power wire inside the Blau unit or where the power feeds off the fuse board (under the front passenger side foot rest).

Not sure how the tach performance can be related, unless you have a short somewhere on the backside of the fuse/relay board and/or have aging fuses that are Tango Uniform.

Try replacing all the fuses with new ones (following your owner's manual for correct fuse ratings), making sure that the fuse holders are clean and properly seated. This is a cheap, proven method to correct many annoying electrical gremlins on the 928.
Old 07-19-2001, 11:55 PM
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John Struthers
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Randy,
I will take your advise and open up the fuse closet. Any Idea why Porsche decided on wood? Other than moisture absorbancy and ease of - read cheap - to build and install.
And now the dreaded follow-up-question:
Is their a supplier out there who packages a complete set of replacement fuses?
And now the Kicker: any experience with yanking a Blaupunkt/pulling the console.
Normally I would begin the assault at the drop of a hat but Pattycakes, being a Weissach has an all original and absolutely beautiful - pristine - leather interior.
So I really don't want to scratch or nick anything if there is an easy way around it.
All for now , thanks for the Fuse angle,
John Struthers
1982 Weissach, Auto. "Pattycakes"
Old 07-20-2001, 01:31 AM
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Jay Wellwood
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John-

I'm not aware of anyone who has a 'set' of fuses available. I'd recommend just going to your corner parts store and purchasing them by the package (5, 7.5, 10, 15, 25, etc.)

In as far as the radio - definitely a electrical power source issue. I'd suggest that you track it down before it 'grows' into something you don't want.

Radio removal can only (SWAG here) accomplished by removing the Center Console. In order to do this, I would HIGHLY recommend removing your front seats first. It will be much easier to do - IMHO. You'll also be less likely to damage any of the leather (as you already fear).

Remove the front seats, remove the side panels, then commence to looking at the wiring to the radio. Be careful in there, you don't want to disconnect to many wires, they can be a real PITA to put back on. Should you decide to replace the radio, you'll need to remove the console. If you need more info, let me know.

HTH-
Old 07-20-2001, 07:06 PM
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Randy V
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With all due respect to Jay, radio removal is quite simple.

On each side of the front of the radio unit you will see either a small hex head screw or a small plastic cover that removes/swings open to reveal the hex head screw. Using the correct size hex wrench, turn these counterclockwise to retract the clips that secure the unit into the dash opening. Once loosened, just pull the unit straight out! Replacement is the opposite sequence.

Alternatively, you can remove the right and left side panels from the center console to allow access to the radio wiring. These are held in place by one or two screws at the bottom of the panels. The top of the panels are fitted into a channel running along the underside of the center console.
Old 07-20-2001, 10:41 PM
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John Struthers
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Jay,
The fuse info was useful and while the console removal was somewhat more depressing than Randy's method for removing the radio it was pre-announced as SWAG and I took it as such. No biggie as I will sooner or later need to remove both the seats and console . Again with a close eye on preserving the beauty of Pattycakes' leather. Randy's view
gives you and I a slicker procedure for removing the radio. WE learn something new everyday - a good thing ! -.
In any case, I thank you for your assistance
because I need to develope a steep learning curve in regards to maintenance on the 928.
Thanx
later - again I hope -.
John Struthers
1982 Weissach, Auto. "Pattycakes"
Old 07-21-2001, 11:24 AM
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Jay Wellwood
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Hey, no problem with the radio removal.

My car came with an Alpine Unit....not the original. As such, I couldn't remove my radio without removing the entire Center Console.

Glad to hear that it easier for you and others with OEM equipment.

Learn something new everyday!

Old 07-21-2001, 12:41 PM
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John Struthers
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Randy V.
Dear Mr. Moderator.
Thanks for the radio removal/inspection info!!! Between you and Jay the Time savings were enormous. I say this because I have a self inflicted habit of approaching the electrical and mechanical unknown like a like a Janitor about to perform brain surgery. After having been beaten up by motorcycle dealerships for years i.e., getting a bike back from a simple service or tune-up with a fried clutch/bald tires/stretched chain/bent levers and scraped-up cases. Or being charged for a service that never happened-nail polish still intact on bolts and nuts- or severe engine damage caused by a wanna be/know nothing wrench. Basically, I was having unsoliceted prison sex and being either forced to pay for it or spending time in the courtroom to address maintenance issues.
Needless to say, I have turned into a fairly good wrench on a varitey of cars/trucks/bikes. And with the 928 Forum and Archives I feel like I stand a good chance of developing not a few skills in the 928 arena. Somewhere down the road I plan on building a Club racer and purchasing a third 928 -86 1/2- 'street sleeper' for tooling around town in search of Mustang/Camaro drivers. Strictly, for informational and education purposes you understand.
Again, ANY information I glean from those who went befor me is a treasure which I copy to disk and hard copy print for easy reference. Thanks for your input, John
John Struther
1982 Weissach, Auto. "Pattycakes"



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