Subject DEFECTIVE CPLD IC
Model LC-37GA5T
General There is possibility that a defective CPLD IC (Complex Programmable logic device) causing a
trouble of the following phenomena was used in some above mentioned sets in production.
CPLD IC
Ref. No. Parts Code Location
IC1014 RH-IXB496WJQZQ MAIN Unit (Side-A)
IC1503
RH-IXB497WJQZQ
or
RH-IXB497WJQ1Q
MAIN Unit (Side-B)
Phenomenon When the CPLD ICs are damaged, mainly following phenomena will occur.
• Power is on, but no backlight.
• Can’t power on, only standby mode.
Servicing When any above mentioned sets is called for service, please take the steps following the flowchart
in the next page.
