Panasonic TH-42PV500B - Sound Menu Settings; Basic Audio Adjustments (Bass, Treble); Advanced Sound Options (NICAM, Mode); HDMI Audio Input Source Selection

3. Disconnect the flexible cables (SU1, SU2, SU3) connected
to the SU-Board, and remove the SU-Board.
6.13. Remove the SU-Board
(42inch)
1. Remove the screws (×2 ).
2. Slide the SU-Board to the left to disconnect from a coupler
(SC41 - SU41) on the SC-Board and remove a coupler
(SU45 or SC45).
3. Remove the flexible cables (SU1, SU2, SU3, SU4)
connected to the SU-Board, and remove the SU-Board.
6.14. Remove the SD-Board
(37inch)
1. Remove the screws (×2 )
2. Slide the SD-Board to the left to disconnect from a coupler
(SC42 - SD42) on the SC-Board and disconnect a bridge
connector (SD46 or SC46).
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TH-42PV500E / TH-42PV500B / TH-37PV500E / TH-37PV500B