FLOW CHART NO.12
EV+3.3V is not outputted.
No
Is 5V voltage supplied to the collector of Q1159?Check D1108,D1110, D1114, R1176
Yesand their periphery, and service it if defective.
No
Is the voltage of approximately 4V supplied to Check D1153 and their periphery, and service it if
the base of Q1159?defective.
Yes
Replace Q1159.
FLOW CHART NO.13
P-ON+1.8V is not outputted.
No
Is 2.8V voltage supplied to Pin(1) of IC1151?Check D1106, D1107, C1111, C1119
Yesand their periphery, and service it if defective.
Replace IC1151.
FLOW CHART NO.14
P-ON+3.3V is not outputted.
No
Is 5V voltage supplied to Pin(1) of IC1152?Check D1108, D1110, D1114
Yesand their periphery, and service it if defective.
Replace IC1152.
FLOW CHART NO.15
TUNER+12V is not outputted.
(+32V is outputted normally.)
No
Is 14V voltage supplied to the collector of Q1573?Check D1105 and their periphery,
and service it if defective.
Yes
No
Is 13V voltage supplied to the base of Q1573?Check Q1571, Q1572 and their periphery,
Yesand service it if defective.
Replace Q1573.
FLOW CHART NO.16
AL+5V(2) is not outputted.
(AL+9V is outputted normally.)
No
Is 6V voltage supplied to the base of Q1508?Check D1508, C1526
and their periphery, and service it if defective.
Yes
Replace Q1508.
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