Thanks for waiting, 8 times flashing error code indicates following possible failures.
Abnormality of the Sustain drive circuit.
Open or loose connection between the SS board and FPCs from the panel (SS61, SS64, SS21, SS24, and SS58).
Open or loose connection between connectors C10/C20 Open or loose connection between A20 and SC20.
Wrong diagnostic by the A board.
8 Blinks condition is also caused when the connections between the panel’s flex-cables and the sustain board are broken or the connector are not properly seated.
Possible failure is either SS board or display panel or A board or C2 board.
I trust my input will help you out. Please feel free to respond if you have any additional questions.
A positive rating to answer would be greatly appreciated, please click on 5 star on this page then click submit/finish button so I can get credit on website for my work. If you don't see rating option then intimate here.