cdr500 radio

[printer22]

hi guys i have cdr500 radio and lost code i have read that you cant get the code from the GM serial number, i think, but wondered how some companys say they can? thanks in advance
paul

[deffc0n]

Send more info this radio.

[printer22]

Hi Deffcon, yes its a vdo i think, cdr500 serial no. GM050042376655 took off batt to weld then oops

[Car235]

hi guys i have cdr500 radio and lost code i have read that you cant get the code from the GM serial number, i think, but wondered how some companys say they can? thanks in advance
paul

Can not from serial here, sorry !

Present here:
Introduce Yourself (http://www.digital-kaos.co.uk/forums/f2/)

and upload the dump from 24C16 ...
-= CODEDRADIO =- Base navigation (http://codedradio.info/?i=bn&st=P83CE560EFB055+or+EFB069)

[printer22]

how do i go about reading the "dump", please

[m3mpower]

how do i go about reading the "dump", please

Hi, you need to read eeprom 24C16 SMD and post the dump here, then you'll get your code
Regards

[Car235]

how do i go about reading the "dump", please

You need interface and soft, all here:

PonyProg - Serial device programmer (http://www.lancos.com/prog.html)

[deffc0n]

You want very easy programmer JDM very chep :)

http://hobby-elektronika.eu/programator.html

[printer22]

so the chip is unplugged from the radio, read, and plugged back in? or does it need de-soldering? cheers

[Car235]

so the chip is unplugged from the radio, read, and plugged back in? or does it need de-soldering? cheers
Better work out the chip.

But you can try to read in the board (read several times and compare)
If reading is always the same OK, post dump !

[printer22]

can i use the elvis programmer to read this chip? i`m sure i have one somewhere and it had an ic socket on it that i could make a clip to attach to the chip on the radio... yes?