Secret Panels

Himself was thinking ahead and anticipating worst-case scenarios when he designed Minffordd, and he was careful to allow access in the event of a major failure or track relaying being required.That's why there is a six-inch-long section of the narrow gauge lines at the Porthmadog end which can be lifted out to get at the Cambrian fiddle yard points hidden underneath.At the moment he's investigating a curious fault with the route-setting function.At each end of the Cambrian yard control panel is a rotary switch where the operator selects which road they require, press a single button, and a matrix of diodes and relays set the points accordingly.During the Glasgow show we noticed when you had Road 1 selected, and wanted to change to Road 4 the 'king point' - where roads 1-2 and 3-4 d split - would not move.However, if you select Road 3 instead, the point will switch as it should, and you can then make a follow-up request for Road 4.This explains a number of strange head-on collisions in…