Sony KLV-40W400A - Skipping Unused Channels; Colour System Selection; Signal Booster; Signal Level Display

KLV-32/40/46/52W400A (GA) 1-28
KLV-52W400A
1-4-7. LCD PANEL, H3E BOARD AND H4 BOARD REMOVAL
4 Light guide
3 One screw
(+BVTP 3X12)
7 Two screws
(+BVTP2 4X16)
8 LCD panel (52INCH FHD TFT)
6 Illumination module
9 Bezel assy
2 H4 board
1 H3E board
Both
5 Clear (M) panel
Both