Panasonic SA-MAX750LMK Service Manual page 34

Step 4 Remove 5 screws.
Step 5 Detach 6P FFC at the connector (CN6112) on Volume
Jog LED P.C.B..
Step 6 Detach 4P Cable at the connector (CN5700) on LED
P.C.B..
Step 7 Detach 2P Cable at the connector (CN6800) on Illumi-
nation Button P.C.B..
Step 8 Detach 8P Cable at the connector (CN6103) on Mic
P.C.B..
Step 9 Release catches in the sequences of 1 to 4.
Caution: During assembling, ensure that the Volume P.C.B.
is properly inserted and fully catched onto the Front Panel
Unit.