Sony KDF-55WF655 / KDF-60WF655 Service Manual ▷ View online
14
KDF-55WF655/60WF655
KDF-55WF655/60WF655
1-3.
CHASSIS ASSEMBLY AND FAN REMOVAL
1-4. SERVICE
POSITION
Pull back on claw, then gently pull out chassis assembly
Chassis assembly
1
Four screws
(+BVTP 3X12)
(+BVTP 3X12)
Disconnect one connector
and one ground wire
and one ground wire
Four screws
(Washer Head +P 4x16)
(Washer Head +P 4x16)
One screw
(+PWH 4x16)
(+PWH 4x16)
2
1
Chassis assembly
6
3
5
4
15
KDF-55WF655/60WF655
KDF-55WF655/60WF655
1-5.
POWER SUPPLY BLOCK REMOVAL (LAMP DRIVE UNIT)
1-6.
RF ANTENNA SWITCH AND P BOARD REMOVAL
CAUTION: When removing the Power Supply Block be careful not to move the Optical Unit Block
Power supply block
2
4
1
5
3
Four screws (+BVTP 3x12)
Pull forward to remove
Unhook the antenna cable
Two screws (+PWH 4x16)
(to detach the cables from the
Optics Unit Block Assembly)
(to detach the cables from the
Optics Unit Block Assembly)
Disconnect two connectors
U bracket
1
2
RF antenna switch
2
Six Screws (+BVTP 3x12)
Disconnect one connector
and the ground wire
and the ground wire
3
4
P board
Two screws
(+BVTP 3x8)
(+BVTP 3x8)
16
KDF-55WF655/60WF655
KDF-55WF655/60WF655
1-7.
U BOARD, H4 BOARD, AND FAN REMOVAL
1-8.
F BOARD AND G1 BOARD BOARD REMOVAL
6
7
G1 board
4
Claw
5
9
Gently pull back on the three clips
on the pin connection slots
while slowly lifting the G1 Board.
on the pin connection slots
while slowly lifting the G1 Board.
Disconnect two connectors
(CN1601 and CN1602)
and one ground wire (CN1607)
(CN1601 and CN1602)
and one ground wire (CN1607)
Remove one screw
(+BVTP 3X12 TYPE2)
(+BVTP 3X12 TYPE2)
Pull F Bracket out
and up to remove
and up to remove
Disconnect two connectors
(CN1908 and CN1909)
and two ground wires
(CN1902 and CN1903)
(CN1908 and CN1909)
and two ground wires
(CN1902 and CN1903)
Disconnect two connectors (CN1603 & CN1604)
8
Unfasten three Circuit Board Supports
Remove wires from purse locks
1
3
2
Disconnect the Power cord
from CN1900 connector.
from CN1900 connector.
U board
Gently pull back on tab to
release U board
release U board
Gently pull back on tabs
to release H4 board
to release H4 board
1
3
Three screws
(Washer Head +P 4x16)
4
One screw
(+BVTP 3X12)
(+BVTP 3X12)
2
Four screws
(+BVTP 3X12)
(+BVTP 3X12)
5
17
KDF-55WF655/60WF655
KDF-55WF655/60WF655
1-9.
A BOARD AND KD BOARD REMOVAL
1-10. Q BOX ASSEMBLY AND B BOARD REMOVAL
1
5
Remove cables from purse locks
Q Box Assembly
4
Gently pull back
on the two clips
on the Pin Connection slots
while slowly lifting the B board
on the two clips
on the Pin Connection slots
while slowly lifting the B board
2
Remove two screws
(3X12), + BVWHTP
(3X12), + BVWHTP
6
Remove two screws
(+BVTP 3X12 TYPE2)
(+BVTP 3X12 TYPE2)
3
Remove two connectors
(CN3501 and CN3502)
(CN3501 and CN3502)
Remove cables from purse
B board
Disconnect six connectors
7
Unplug two coax cables
connected to the antenna switch
connected to the antenna switch
8
Remove four screws
(+BVTP 3X12)
(+BVTP 3X12)
9
1
2
Remove cables
from purse locks
from purse locks
3
Unfasten two Circuit Board Supports
Gently pull back
on the three clips
on the Pin Connection slots
while slowly lifting the A board
on the three clips
on the Pin Connection slots
while slowly lifting the A board
5
Gently pull back
on the two clips
on the Pin Connection slots
while slowly lifting the KD board
on the two clips
on the Pin Connection slots
while slowly lifting the KD board
A board
KD board
Disconnect three connectors
(CN8003, CN8004, and CN8008)
and coax cable from tuner
(CN8003, CN8004, and CN8008)
and coax cable from tuner
Disconnect three connectors
(CN4701, CN4705, and CN4702)
(CN4701, CN4705, and CN4702)
4
6
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