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AVH-P5050DVD/XN/RC
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5.3 DIAGNOSIS FLOWCHART
Is the image
in error?
Go to FE related
repair process.
Is FE section
normal?
BACK END section flow
Can the
playback
start?
Is the sound
in error?
Repair the
defective part.
Normal?
NO
YES
NO
YES
YES
YES
YES
YES
YES
Go to FE
section check.
YES
YES
NO
NO
NO
NO
NO
NO
NO
FE section check.
Go to FE
section check.
NO
NO
NO
Replace the unit.
YES
YES
Go to FE
section check.
NO
YES
YES
NO
START
END
NO
NO
NO
NO
Replace the unit.
YES
Normal?
YES
NO
END
NO
YES
YES
YES
YES
YES
Does the
operation
take time?
Is the life of flash
memory OK?
Conduct check item 12.
Standby OK?
Execute check 1.
Is VDD5
(VCC33, VCC12)
power supply
voltage OK?
Execute
check 2.
Reset OK?
Execute check 3.
Is VD8, VCC5
power supply
voltage OK?
Execute check 7.
Is SDRAM
IF OK?
Execute check 6.
Is VSENS
OK?
Execute check 4.
Is 27 MHz
OK?
Execute check 5.
Is AVCC5
voltage OK?
Execute check 8.
Is DACCLK
normal?
Execute check 9.
Is the audio
circuit OK?
Execute check 10.
Is the video
circuit OK?
Execute check 11.
Is AVCC5
voltage OK?
Execute check 8.
Summary of Contents for AVH-P5050DVD
Page 8: ...AVH P5050DVD XN RC 8 1 2 3 4 1 2 3 4 C D F A B E 2 SPECIFICATIONS 2 1 SPECIFICATIONS ...
Page 9: ...AVH P5050DVD XN RC 9 5 6 7 8 5 6 7 8 C D F A B E ...
Page 11: ...AVH P5050DVD XN RC 11 5 6 7 8 5 6 7 8 C D F A B E 2 3 PANEL FACILITIES ...
Page 12: ...AVH P5050DVD XN RC 12 1 2 3 4 1 2 3 4 C D F A B E ...
Page 13: ...AVH P5050DVD XN RC 13 5 6 7 8 5 6 7 8 C D F A B E ...
Page 14: ...AVH P5050DVD XN RC 14 1 2 3 4 1 2 3 4 C D F A B E ...
Page 15: ...AVH P5050DVD XN RC 15 5 6 7 8 5 6 7 8 C D F A B E ...
Page 16: ...AVH P5050DVD XN RC 16 1 2 3 4 1 2 3 4 C D F A B E 2 4 CONNECTION DIAGRAM ...
Page 21: ...AVH P5050DVD XN RC 21 5 6 7 8 5 6 7 8 C D F A B E ...
Page 59: ...AVH P5050DVD XN RC 59 5 6 7 8 5 6 7 8 C D F A B E ...
Page 103: ...AVH P5050DVD XN RC 103 5 6 7 8 5 6 7 8 C D F A B E ...
Page 112: ...AVH P5050DVD XN RC 112 1 2 3 4 1 2 3 4 C D F A B E 9 4 EXTERIOR 3 B B C E E F D C G H F D A A ...
Page 114: ...AVH P5050DVD XN RC 114 1 2 3 4 1 2 3 4 C D F A B E 9 5 EXTERIOR 4 C C B A A B I C ...
Page 133: ...AVH P5050DVD XN RC 133 5 6 7 8 5 6 7 8 C D F A B E ...
Page 141: ...AVH P5050DVD XN RC 141 5 6 7 8 5 6 7 8 C D F A B E D b D a D a 1 2 D b1 2 CWW1439 ...
Page 145: ...AVH P5050DVD XN RC 145 5 6 7 8 5 6 7 8 C D F A B E ...
Page 171: ...AVH P5050DVD XN RC 171 5 6 7 8 5 6 7 8 C D F A B E D SIDE A 0 50 60 70 80 90 A CN801 UNIT E ...
Page 172: ...AVH P5050DVD XN RC 172 1 2 3 4 1 2 3 4 C D F A B E D D DVD CORE UNIT 50 60 70 80 90 E ...
Page 175: ...AVH P5050DVD XN RC 175 5 6 7 8 5 6 7 8 C D F A B E ...
Page 181: ...AVH P5050DVD XN RC 181 5 6 7 8 5 6 7 8 C D F A B E ...