Viewsonic VX2835wm monitor that powers up with a good screen for a couple of seconds and then goes blank. I replaced the power board and it still does the same thing. Could it be the on/off switch?
FIRST WE DO NORMAL AND LATER TRUE CAUSE.
gee that is normal on all monitors and by Energy Star laws too.
the monitor if the PC is dead or in speed mode, shuts of in 15 to 90 seconds, all do, every one. the monitor has self sleep, all do. everyone ever made did. even back to CRT days.
and the OSD button goes dead after. that. too. fooling the untrained.
here is the first tests, NO PC connected at all
power on see power light glow correct color
then see Viewsonic splash screen push the menu button now. quickly, if button dead hold it for 10 to 15 second to reverse the button lock now, see OSD works.
if you test the monitor on a good PC not in sleep mode the but working PC, your monitor is ok.
this monitor is very very old, 2004?
it has CCFL back lamps not LED<
and all fully used CCFL lamps are now no good, used 8yrs a day at 5years are no good. that is why we use LED back lamps now.
this is what they do: all do , used fully.
1: goEs dead forever, (vast did)
2: INTERMITTANT . (BINGO YOU ) OR INVERTER DEAD.
3: DIM BULBS (like me. lol)
4 TURN YELLOW FOR WHITE screens.
5: STROBEs. (FLASHes)
AND A VERY EXPENSIVE SURE, THAT. AND LABOR.
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