JVC TH-P3A Service Manual page 23

3.1.8 Removing the main board
(See Fig.14 and 15)
(1) Remove the four screws L attaching the main board. (See
Fig.14)
(2) Remove the two screws M attaching the main board from
rear panel. (See Fig.15)
1-14 (No.MB512)
L
Fig.14
M
Fig.15