Panasonic SA-AK520E Service Manual page 17

Step 3 Repeat Step 2 but rotate the gear tools in anti-clockwise direction.
Step 4 The disc tray will be close.
10.3. Disassembly of CD Mechanism Unit
- Follow the (Step 1) - (Step 2) of Item 10.2 - Disassembly of Top
Cabinet and Rear Panel
- Follow the (Step 1) - (Step 5) of Item 10.2.1 - Disassembly for CD Lid
Step 1 Detach the FFC boards (CN309 & CN310).
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