hi I have mazatrol m1 in this only one dot appear on screen no other function plz help watz remedy for that thanx

Sounds like your monitor died.
Can you use/remember the correct key stroke to jog or home OK?
Al.

Seem you M1 have problem bout communication between PC card and Panel control unit
If the communication ok the one led on PC card must blink in high rate.
(I'm right?, If the dot on screen is one cursor blinking on top left side of the screen.)

hi you r right dot blinking on top left side of the screen