Sony KLV-40Z550A / KLV-46Z550A / KLV-52Z550A Service Manual ▷ View online
– 12 –
KLV-40, 46, 52 Z550A
RM-GA017
3.2 Board Replacement Order
3-2-1 In case of most doubtful part is Power Board
3-2-2 In case of most doubtful part is BA Board
NO
Replace (OK)
Finish
2
blinking
G6NS(40")/
G7NS(46",52")
G7NS(46",52")
Replace BA
Replace BA
Finish
5
or
7
or
10
blinking
Replace (OK)
– 13 –
KLV-40, 46, 52 Z550A
RM-GA017
3-2-3 In case of most doubtful part is Panel module, T-con Board
REPLACE PANEL
Finish
6
or
13
blinking
NO
Replace (OK)
Replace (OK)
D1N (40",46") or
D2N ( 40", 46") or
D3N (52") or
D4N (52")
D2N ( 40", 46") or
D3N (52") or
D4N (52")
BA BOARD
12
or
14
blinking
– 14 –
KLV-40, 46, 52 Z550A
RM-GA017
SECTION 4
DISASSEMBLY
4-1-4. D1N and G6NS Board Removal
4-1-2. Stand Assy Removal
4-1-5. BA and D2N Board Removal
4-1-3. Switch Unit Removal
4-1-1. Rear Cover Removal
4-1-6. Frame Removal
4-1. KLV-40Z550A
Note: 1) The illustrations provided in this section might have slight difference from actual sets.
2) Refer to Removal & Installation of Rear Cover and Switch Unit Procedure in Section 1 Safety Notes.
4
Lift to remove
Rear Cover
1
Eight screws
(+BVTP2 4 X 16)
2
Two screws
(+BVTP 3 X 12)
3
Seven screws
(+PSW M5 X 12)
2
Stand assy
1
Four screws
(+PSW M5 X 16)
3
Switch unit
1
2
Lift tabs to
remove board
4
D1N board
2
Two Claws
1
Two screws
(+PSW M3 X 8)
5
Four screws
(+PSW M3 X 8)
3
Four connectors
8
G6N board
7
Eight connectors
6
Four
Claws
4
D2N board
8
BA board
7
Side Jack Bracket Assy
6
Five connectors
3
Three connectors
5
Eight screws
(+PSW M3 X 8)
1
Two screws
(+PSW M3 X 8)
2
Two Claws
2
Four screws
(+BVTP2 4 X 16)
3
Four screws
(+BVTP2 4 X 16)
5
One screw
(+BVST 3 X 8)
6
Loud Speaker
(1.6cm)
4
One screw
(+BVST 3 X 8)
1
Loud Speaker (4.5 X 12cm)
– 15 –
KLV-40, 46, 52 Z550A
RM-GA017
4-1-8. HL1, HSN Board and Panel Removal
4-2-1. Rear Cover Removal
4-1-7. Frame Removal
4-2-3. Switch Unit Removal
4-2-4. D1N and Power Unit(G7NS) Board Removal
4-2-2. Stand Assy Removal
4-2. KLV-46Z550A
8
Frame Bottom
3
Cover, Under
1
One screw (+PSW M4 X 8)
2
Two screws
(+BVTP2 4 X 16)
4
One screw
(+PSW M5 X 12)
7
One screw
(+PSW M5 X 12)
Frame, Vesa
5
One screw
(+KTT 3 X 10 (S TYPE))
6
AC Inlet
3
LCD panel
5
HL1A board
7
HSN board
6
One connector
4
One connector
8
Guide Light
Front Cabinet Assy
2
Harness with connector
1
Three screws
(+BVTP2 4 X 16)
Stay Top
4
Lift to remove
Rear Cover
1
Eight screws
(+BVTP2 4 X 16)
2
Two screws
(+BVTP 3 X 12)
3
Seven screws
(+PSW M5 X 12)
2
Stand assy
1
Four screws
(+PSW M5 X 16)
3
Switch unit
1
2
Lift tabs to
remove board
4
D1N board
2
Two Claws
1
Two screws
(+PSW M3 X 8)
5
Four screws
(+PSW M3 X 8)
3
Four connectors
8
G7N board
7
Eight connectors
6
Five Claws
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