NAD-T550-cd-mod5000 电路图 维修手册.pdf

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1、PAGE 5-00-03 NAD T550 MODIFICATION PROBLEM: The unit may produce readability problems after several hours of operation. CAUSE: The power supply can become unstable when the ambient temperature rises too high. SOLUTION: Change C626, located on the Power Supply PCB, from a 0.1uF cc to a 1uF CE capacit

2、or. The negative pole of this electrolytic capacitor should face the side panel of the unit. Its advisable to perform this modification whenever a unit comes in for service. PRODUCTION: This modification will be implemented in production, serial number information is not yet available. RadioFans.CN 收音机爱 好者资料库