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Clarion PU-9536A as Fitted to Peugeot 106)



The Security Code number on this model is determined via a series of soldered links on the underside of the main circuit board, and rather than send us the unit and incur extra courier charges, if you inform us of the sequence of soldered links, we can calculate the Security Code number for you. If for any reason we get the code number wrong, then we will require the unit back here at our workshop to be reset and recoded, which will incur an additional charge on top of what has already been spent. But so far, this method has proved 99% successfull, if you follow our very simple steps below.

You will require a screwdriver and a small pair of pliers for this as a fair amount of disassembly is required, but before you start to panic, if you have managed to get the radio out of the vehicle, you are over the worst and most of the hard work has already been done!!

Start off by removing the following screws. Turn the unit upside down, and remove the four large screws, these hold the cassette deck in place. Next remove the screws holding on the front fascia, you will find one screw on each side holding on the black plastic fascia. Next remove the five screws holding on the top cover. Now prise off the top cover taking care not to bend it.

Gently unclip the fascia and pull it forward over the protruding buttons of the cassette deck. The fascia is held on by a clip on each side, and two clips underneath. Gentle pressure on the fascia will unclip these. Do not force the fascia forwards more than an inch or so, as there are two white ribbon cables connecting the fascia to the main board. The cassette deck should now lift upwards, and you will see three connectors on the main board that can be unplugged. These connectors are all different, so no need to mark then for reassembly! With the cassette deck now removed, using your pliers, gently twist the two metal lugs shown so that they are in alignment with the slots cut into the circuit board. If these are not straight, they will foul the PCB when you lift it out. Now remove the top screw by the display and the small hidden screw in the far corner.



This is now the only tricky bit. You can choose to unplug the fascia ribbon cables if you wish, but personally I find them to be more of a pain to refit than it is worth, so as long as you support the fascia at the same time to prevent the ribbon cables from ripping, lifting out the whole unit from the chassis is possible with a little care. Once out, turn over the circuit board, and look for the set of ten solder joints as shown in the picture. For orientation, the fascia should be facing towards your left.




The pads are made up of an upper and a lower section, and will look roughly like this shown below. Some will have a blob of solder linking the upper and lower pads, and its these blobs and their locations that we need to identify.



If you assume an open, unsoldered link to be a 'Zero 0' and a blob, or soldered link to be a 'One 1', then with the fascia towards you, and reading the links from left to right, you will end up with a ten digit code made up of 0`s and 1`s. For instance this series of links would give a code of 0111001100




By now you should be able to work out your own ten digit number from your own series of links. Write this number down carefully, as we will need this to supply you with a Security Code.

If you go back to the main Decoding page for this radio, you can now order a decode by pressing the 'Add to Cart' button on the appropriate page. Follow the checkout procedure as normal, and when you have paid for the Decode, there will be an order number shown at the top left of your final page. Now send us an E-mail quoting the order number, your radio model number and your ten digit number you have just read, and we will then calculate your four digit Security Code number and E-Mail it back to you.

Once you have reassembled your radio, and put it back into the vehicle, you are ready to reset the penalty timer, and its my guess that when you switch you stereo on, you will see four numbers on the screen and no matter what you press, they still keep showing! This stereo is codelocked!! I`m now going to divulge a little trick of the trade, but do not do this more than once! With the unit switched on, press and hold the 'BND' button for around 10 seconds, and the display should revert back to CODE. If it does, then you are now ready to enter the code, if not, then you will have to leave the unit powered on for at least two and a half hours for the penalty timer to expire, and then try pressing the 'BND' button and see what happens. If it still doesn`t clear, send me an E-Mail!

To enter your code number follow this link and the procedure will be shown on the main decoding page for this stereo.

Clarion PU-9536A (as Fitted to Peugeot 106)