JVC PC-X290 Service Manual page 43

3.2.4 Removing the headphone board/ switch board (See Fig.18 to 21)
• Prior to performing the following procedure, remove the CD as-
sembly section.
(1) Pull out the volume knob on the front side.
(2) Remove the screw L attaching the bracket board on the
headphone board.
(3) Pull out the headphone board backward.
(4) Release the three bands setting the wire to the boss of the
front cabinet.
(5) Remove the eight screws M attaching the switch board.
Volume knob
Switch board
Front assembly
Fig.18
Band
Headphon board
Fig.19
Switch board
Band
Fig.20
Front assembly
M
Switch board
Fig.21
M
M
L
Headphon board
(No.MB200)1-9