Disassembly, 1. rear board removal, 2. chassis assy removal – Sony KP 48S75 User Manual
Page 33: 3. service position, 4. ha board and hb board removal (except kp-43t75)
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KP-43T75/48S75/
53N77/53S75/61S75
RM-Y906
SECTION 2
DISASSEMBLY
2-1. REAR BOARD REMOVAL
2-3. SERVICE POSITION
2-2. CHASSIS ASSY REMOVAL
2-4. HA BOARD AND HB BOARD REMOVAL
(EXCEPT KP-43T75)
2 Rear board
1 Nine screws (Except KP-43T75)
Eight screws (KP-43T75)
(Screw(4x20), tapping)
1 Three screws
(Screw(4x20),tapping)
2 Chassis assy
1 Disconnect CN203
on A board.
From CG board CN1304.
(The extension cable is not
supplied because of the
countermeasure for radiation.)
G board
CN203
A board
2 Covers
Cut them off with a plier or the like
from chassis assembly in case of
checking printed circuit boards.
After checking, turn over the covers
and secure them with screws.
Screws
(+BVTP3x12)
Chassis assembly
8 Three screws
(+BVTP 3x12)
6 Four screws
(+BVTP 4x12)
2 Two screws
(+BVTP 4x12)
1 Two screws
(Screws (4x20), tapping)
9 HB board
7 HB bracket
Speaker grille assy
5 HA board
3 HA bracket
4 Multi button