Panasonic SA-BTT775GA Service Manual page 86

10.15.6. Replacement of Pulley Gear
Refer to "Disassembly of Dust Cover".
Refer to "Disassembly of Tray".
Refer to "Disassembly of Traverse Unit".
Refer to "Disassembly of Slide Cam".
Refer to "Disassembly of Belt".
10.15.6.1. Disassembly of Pulley Gear
Step 1 Use a screwdriver to release the catches and push
down the Pulley Gear.
Caution: Do not use strong force during release catches,
to prevent the root of the catch broken.
Step 2 Remove the Pulley Gear.
10.15.6.2. Assembly of Pulley Gear
Step 1 Fix the Pulley Gear into the boss a "click" sound is
heard.
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