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Disassembly; 2-1. Rear Board Removal; 2-2. Chassis Assy Removal; 2-3. Service Position - Sony KP-HR432K90 Service Manual

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2-1. REAR BOARD REMOVAL

2-2. CHASSIS ASSY REMOVAL

2 Chassis assy
KP-HR432K90/HR532K90/HR532N90/HW572K90
SECTION 2

DISASSEMBLY

2 Rear board
1 Nine screws,
tapping, hexagon head
1 Three screws,
tapping, hexagon head
2 Screw,
RM-Y909K
RM-Y909K

2-3. SERVICE POSITION

1 Disconnect CN17, 18, 19
on A board.
From V boards CN9001.
(The extension cable is not
supplied because of the
A board
countermeasure for radiation.)
CN17, 18, 19
D board
Chassis assembly
2-4.

H2 BOARD REMOVAL

tapping,
hexagon
head
1 Cap,
2 Screw,
speaker
tapping,
grille
hexagon
head
1 Cap,
speaker
grille
Except HR432K90
– 8 –
RM-Y908
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)
3 Six screws
(+BVTP4x12(HR432K90))
(+BVTP4x16
(Except HR432K90))
4 H2 board
5 Button, multi
RM-Y909K

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This manual is also suitable for:

Kp-hr532k90Rm-y908Kp-hw572k90Kp-hr532n90Rm-y909k

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