Panasonic DVD-A7 Service Manual page 36

Notes
- Adjustment is generally unnecessary after replacing other parts of
the traverse unit. However, adjust if there is a noticeable
degradation in picture quality.
- Optical adjutments cannnot be made inside the optical pickup.
- Adjustment is generally unnecessary after replacing the traverse
unit.
11.13. Disassembling the Intermediate Chassis
1. Push the stopper downward, then rotate it until it contacts the
Vertical cam.
2. Release the 2 tabs.
11.14. Disassembling the Vertical cam and Drive gear
1. Rotate the Vertical cam until it reaches the contact position.
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