How many volts.....

[simonden]

....is your crappy Hantarex USXXX power supply sending up the 128v line to your monitor?

Here is mine:

 

[silverfox0786]

you sure its not your multimeter

 

[simonden]

yep, another multimeter:

Not unheard of for these crappy supplies, see here: http://www.ukvac.com/forum/hantarex-us300-problem_topic330528.html

EDIT: Had the repair guy round tonight and apparently these particular supplies give DC to the monitor instead of AC! He has taken it off for testing (and to look to see if it has any dry solder joints) but apparently this is normal.
simonden2015-04-21 21:25:21