Panasonic SA-PT470EB Service Manual page 72

Step 3: Slide out the Traverse unit as arrow shown.
Caution: Do not touch the surface of the Traverse unit and
place it so that the OPU is on top.
Assembly of Traverse Unit
9.28.2.
Step 1: Release the guide and slide the traverse slide plate (rib)
as arrows shown.
Step 2: Slot the traverse unit approximately 45° into the mecha
chassis as arrow shown.
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