Casio PX-780 - Removing Middle Case and Main PCB

– 76 –
To remove the main PCB
 1. RemoveallconnectorsconnectingtothemainPCB.
 4. Removethe8pinI/F.
1
 Remove the tape and then remove the FFC cable from
theconnector.
2
 Removetwoscrews.
 5. Removetwoscrewsandthenremovethemiddlecase.
 3. RemovetheFFCcableconnectingfromthePWPCBtothe
mainPCBfromtheconnector.
2
2
1