Same thing with a TRS-80 Model 1. You could make the monitor go crazy by poking to 16407. (It would recover with a power cycle, but I don't know if any of the

Same thing with a TRS-80 Model 1. You could make the monitor go crazy by poking to 16407. (It would recover with a power cycle, but I don't know if any of the values would damage the monitor over time.)