Denon DBP-1610, Service Manual

Page: 26 / 68

26
DBP-1610
FLOW CHART NO.6
Is 5V voltage inputted to the emitter of Q1011?
Replace Q1013.
Yes
No
Is 11V voltage inputted to the base of Q1013? Is 14V voltage inputted to the base of Q1006?
Check D1028, D1041, C1026, L1004 and
their periphery, and service it if defective.
No
FLOW CHART NO.7
FLOW CHART NO.8
P-ON+10.5V is not outputted.
Is 14V voltage inputted to the collector of Q1013?
Yes Yes No
Yes
Check Q1006, D1046,
and their periphery, and
service it if defective. Check Q1008, and
PWSW4 line, and
service it if defective.
Is 5V voltage supplied to Pin(3) of IC1009?
Yes
No
FLOW CHART NO.9
P-ON+1.2V is not outputted.
Is the "L" signal inputted to the base of Q1015?
Yes
Check IC1009, Q1015 and their periphery, and
service it if defective.
Is 4.5V voltage inputted to the base of Q1011?
Is 4.5V voltage inputted to the base of Q1009?
Replace Q1011.
Yes
No
Check D1025, D1030, D1031, C1029, C1034 and
their periphery, and service it if defective.
Is 5V voltage inputted to the emitter of Q1009?
Yes
No
Replace Q1009.
Check Q1007 and PWSW4 line and service it if
defective.
Check Q1007 and PWSW4 line and service it if
defective.
Yes
No
Check PWSW2 line and service it if defective.
No
No
Check D1025, D1030, D1031, C1029, C1034 and
their periphery, and service it if defective.
Check D1025, D1030, D1031, C1029, C1034 and
their periphery, and service it if defective.
Check D1025, D1030, D1031, C1029, C1034 and
their periphery, and service it if defective.
P-ON+5V (2) is not outputted.
FLOW CHART NO.10
P-ON+3.3V is not outputted.
Is 5V voltage supplied to Pin(1) of IC1008?
ls "L" signal outputted to the collector of Q1005?
Check IC1008, D1040 and their periphery circuit,
and service it if defective.
Yes
Yes
No
Check Q1005 and PWSW1 line and service it if
defective.
No
P-ON+5V (1) is not outputted.