
AVH-P5150DVD/XN/RC
78
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SKEW adjustment
When one of the following replacements has taken place, SKEW adjustment for the pick up will be required.
(1) Replacement of the pick up unit
(2) Replacement of the spindle motor
(3) Replacement of the carriage chassis
(4) Replacement of the main shaft of the pick up unit
(5) Replacement of the sub shaft of the pick up unit
Measurement equipment and tools/jigs: Oscilloscope
Driver for SKEW adjustment
t
TORX driver (T2) (GGK1095)
Bond for fixing the SKEW (GEM1033)
Bond for locking the screw (Locking agents(1401M : produced by THREE BOND))
Disc used: GGV1025
Measurement reference: AGND2
Measurement point: RF
Connection drawing
DVD core unit
Enlargement
Symptom in case the adjustment is not adequate: Worsening of the error rate 10
(Normally 10 or less.)
Large RF jitter
RF waveform distortion
Tracking drawing/Unstable servo
* Caution: Do not look into the laser light during adjustment.
Oscilloscope
RF
AGND2
-4
-3
Summary of Contents for AVH-P5150DVD
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Page 60: ...AVH P5150DVD XN RC 60 1 2 3 4 1 2 3 4 C D F A B E ...
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Page 114: ...AVH P5150DVD XN RC 114 1 2 3 4 1 2 3 4 C D F A B E 9 4 EXTERIOR 3 C C B A I C B A ...
Page 143: ...AVH P5150DVD XN RC 143 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 CWW1763 ...
Page 147: ...AVH P5150DVD XN RC 147 5 6 7 8 5 6 7 8 C D F A B E ...
Page 165: ...AVH P5150DVD XN RC 165 5 6 7 8 5 6 7 8 C D F A B E L K J K SWITCH PCB UNIT L VOLUME PCB UNIT ...
Page 175: ...AVH P5150DVD XN RC 175 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 176: ...AVH P5150DVD XN RC 176 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 ...