Panasonic SA-AK310GC Service Manual page 33

Step 6 Install the tray lock spring to hook temporary.
Step 7 Release the claw, and then remove the tray lock.
Step 8 Release the claw, and then remove the rear lock.
Step 9 Pressing the claw (B) in the direction of arrow (1), force the connection lever in the direction
of arrow (2).
Step 10 Move the slide plate 1 to the end of stock side.
Step 11 Lift up the left end of spindle base unit in the direction of arrow (1), and then remove the
unit in the direction of arrow (2).