Chipping non-DCC ready model railway locos

DCC conversion of a DC model railway loco -
Wiring in a DCC chip to a non-DCC ready model train loco is a tricky job, but as by Dapol B1'is circuit board is fried its something I can't put off any longer. So I thought I'd fix the loco and get a new video on here by soldering in a new DCC chip and showing you how I did it.
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