General Illumination
Note: On some machines, GI:7,FF will enable the Flippers.
GI:<CHANNEL>,<INTENSITY><CR>
- <CHANNEL>
- Which GI channel, 0 to 7
- <INTENSITY>
- If GI channel is on/off (relay), intensity 0 = off, else on.
- If Triac Channel, intensity = dim intensity 0xff = full on.