Denon DBP-1610 Service Manual

Also see for DBP-1610: Specifications Owner's manual

Contents

27DBP-1610FLOW CHART NO.12Is 15V voltage inputted to the emitter of Q1010?YesNoFLOW CHART NO.11Is 14V voltage inputted to the base of Q1010?Replace Q1010.Check Q1008 and PWSW4 line and service it ifdefective.YesNoCheck D1028, C1026, L1003 and their periphery, andservice it if defective.Is 5V voltage inputted to Pin(3) of IC1010?YesNoNoYesCheck IC1010, Q1016 and their periphery, andservice it if defective.Check D1025, D1030, D1031, C1029, C1034and their periphery, and service it if defective.P-ON+1.8V is not outputted.ls "L" signal outputted to the base of Q1016?P-ON+14.5V is not outputted.Check PWSW2 line and their periphery, and service itif defective.YesNoFLOW CHART NO.14The key operation is not functioning.Are the contact point and the installation state of the keyswitches (SW3001, SW3101, SW3102, SW3104, SW3106,SW3108, SW3110-3113) normal?When pressing each switches (SW3001, SW3101,SW3102, SW3104, SW3106, SW3108, SW3110-3113 ),do the voltage of Pin(1, 62) of IC2000 increase?Check the switches (SW3001, SW3101, SW3102,SW3104, SW3106, SW3108, SW3110-3113 ) and theirperiphery, and service it if detective.No Re-install the switches (SW3001, SW3101, SW3102,SW3104, SW3106, SW3108, SW3110-3113 ) correctly orreplace the poor switch.Replace IC2000.YesYesYesYes NoYes NoYesNoNoNoFLOW CHART NO.13The fluorescent display tube does not light up.Is 3.3V voltage supplied to Pin(24) of FL3001?Is 9V voltage supplied to Pin(1,2) of FL3001?Is 5V voltage supplied to Pin(29,30) of FL3001?Replace FL3001.Check the EV+3.3V line and service it if defective.Is 10V voltage supplied to the emitter of Q2604?Check D1033, C1028, R1032,R1033 and their periphery,and service it if defective.Check Q2603 and FL-SW lineand service it if defective.Replace Q2604.Is 9V voltage inputtedto the base of Q2604?Check the F2 line and service it if defective.