Hello Arberzine Fisher,
Not finding DIRECT resonating numbers here in USA...
but similar MAINBOARDS here are as low as $55
guaranteed (no worries: principles remain the SAME).
I do not think switching your sources
CONVENIENT... I would suggest you FIRST
attempt to follow your manufacturer's manual
(at the bottom of this paragraph).
ProScan PLCD3956A Instruction Manual Troubleshooting
I will further complicate your concerns: HOT SWITCH
of your LIVE
video CABLES is typically rewarded by
associated with that particular
Shut ALL power down... Configure your cable
(d'jour) and restore the POWER
Even COLD CABLE connections OUGHT be
considerate of (ESD
) Electro-Static Discharge
The slightest STATIC spark
(you might not even
feel) is capable of destroying a SEMICONDUCTOR
Simple protection: $6 anti-static WRIST-BAND
owned by every (competent)
INDUSTRIAL Electrons field...
(not meaning your average SEARs home repair)
Amazon com Rosewill Anti Static Wrist Strap Band with Grounding Wire ESD...
Feel free to comment me back if you need REPAIR guidance....
I have written BUNCHES of directions... of assistance: DIY
(do-it-yourself) will save you hundreds against a competent repair person... Much more if YOUR repair person seems to emulate the SAMPSONITE GORILLA
(apologies to our Gorillas).
Hope this inspires
Carnac the Magnificent