I recently installed a copy of Photoshop Elements (bought as a present for SWMBO ages ago but never installed) and as I'd fitted a bigger Stay Alive capacitor to the Zimo sound chip I tought I'd have a go at doing an "X-ray" cutaway type shot to show just where everything fits.

Thanks to Andy Y for his guidance I managed a half decent image

Need to practice a LOT more with the magnetic lasso tool, I got a bit bored with it towards the rear of the tender. It would have been nice to have done a similar effect on the tender, but as the speaker is black-tacked to the underside of the coal space it would have been a bit of a faff to set-up. Maybe next time