accoustic solution lcd 32761hdf

[sparky]

hi
help if poss when switched backlites flash on then off  sound stays on
24v rail to inverter ok have checked fuses on master and slave ok
measured transformers ok resodered tx pins any ideas ,have changed psu
just in case
dave

[daz]

hi dave
what is the make and model of the inverters?
and a pic might jog mem
daz

[sparky]

hi
faulty inverters boards fitted master and slave cured fault
bit pricey cust ok
dave