16.1.2 Necessity of Adjustment

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16.1.2.1 Necessity of Optical Adjustment

• Before starting optical system adjustment, be sure to wear proper protection gear against static electricity.

• Optical adjustment (optical pickup tilt adjustment) is required after following parts are replaced:

  1. Optical pickup

  2. Spindle motor assembly

  3. Optical pickup peripherals such as a rail, etc.

Note:

Optical adjustment is not necessary after replacement of other parts inside traverse, however, may require when picture deterioration is detected. Optical adjustment cannot be applied to the inside of optical pickup. When a traverse unit is replaced,the adjustment is not necessary.

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