Sony KDL-55W805A Service Manual ▷ View online
KDL-55W805A 17
SECTION 3 - REPAIR INFORMATION
REPLACING THE POWER SUPPLY BOARD
1. Disconnect all connectors from Power Supply Board.
2. Remove 5 screws and lift to detach.
3. Install the new Power Supply Board, screws and all connectors.
4. Update the Software.
After ALL repairs UPDATE the SOFTWARE to the latest version.
Instructions are included with the Software package on the Sony
website.
Instructions are included with the Software package on the Sony
website.
a. Insert the USB device with the latest Software into one of the TVs’
USB ports.
b. Connect TV to AC power.
c. Wait at least 20 seconds.
d. Press
POWER
on the remote to turn ON the TV.
e. Wait until the Software update is complete.
REPLACING THE SWITCH UNIT
1. Disconnect the 2 connectors. Remove 2 screws from Switch Unit and lift
to detach.
2. Install the new Switch Unit, screws and connectors.
REMOVING THE SPEAKERS
1. Press down the connector clip and pull to remove, then lift the Speaker to
detach.
KDL-55W805A 18
SECTION 3 - REPAIR INFORMATION
REMOVING THE SMART CORE BLOCK
1. Remove 1 screw, then release the Harness from Smart Core Block
Cover hooks.
2. Firmly lift up the Smart Core Block Cover left side to remove.
NOTE:
To avoid damaging the Smart Core Block Cover, removal MUST
start from the left side as shown
.
3. Disconnect 2 connectors from the Smart Core Block.
4. Grasp Smart Core Block as shown, then twist it downwards to release.
5. Release connector from Lid, SC hook to disconnect.
6. Unclamp 2 side clips from the Lid, SC and lift as shown to detach.
LID, SC
7.
Carefully, using a flat edge object (ex. steel ruler), release the clip
located on the right side corner, and pull as shown to detach the Panel
Ornament.
located on the right side corner, and pull as shown to detach the Panel
Ornament.
8. Remove HIR, Wi-Fi PWB Board and BT Module.
HIR, BOARD
BT, MODULE
WIFI PWB
9. Release 2 hooks from HSC Board and detach.
HSC
BOARD
KDL-55W805A 19
Components not identified by a part number or description
are not stocked because they are seldom required for routine
service.
The component parts of an assembly are indicated by the reference numbers in
the far right column of the parts list and within the dotted lines of the diagram.
NOTE: The components identified by shading and
!
mark are critical for safety.
Replace only with part number specified.
NOTE: The components identified by a red outline and a mark contain confidential
information. Specific instructions must be adhered to whenever these components are
repaired and/or replaced. (See Appendix A)
SECTION 4 - EXPLODED VIEW/PART NUMBER INFORMATION
KDL-55W805A
8
7
6
5
3
1
2
9
4
1
4-297-989-01
AC COVER
! 2
1-846-001-11
POWER SUPPLY CORD
3
4-262-708-04
CLAMPER, CABLE
4
A-1920-736-A
STAND HEAD NECK
5
A-1923-996-A
STAND, BASE PA
6
4-449-086-31
LABEL, UNDER TERMINAL
7
4-449-201-31
LABEL, SIDE TERMINAL
8
A-1935-765-A
REAR COVER
[9]
9
4-297-468-01
BRACKET, VESA
REF. NO.
PART NO.
DESCRIPTION
ASSEMBLY INCLUDES
KDL-55W805A 20
SECTION 4 - EXPLODED VIEW/PART NUMBER INFORMATION
NOTE: The components identified by shading and
!
mark are critical for safety.
Replace only with part number specified.
NOTE: The components identified by a red outline and a mark contain confidential
information. Specific instructions must be adhered to whenever these components are
repaired and/or replaced. (See Appendix A)
KDL-55W805A
60
59
58
57
56
55
53
54
61
62
63
52
Smart
Core
Block
51
REF. NO.
PART NO.
DESCRIPTION
51
A-1927-707-A
GL2E UNIT
52
4-439-644-11
SHEET, INSULATION (GL2)
ORDER THIS PART WHEN REPLACING THE LCD PANEL.
53
1-858-861-21
SPEAKER BOX (RIGHT)
54
4-440-050-02
BRACKET, TNK (RIGHT)
55
4-449-081-01
COVER, SC
56
4-440-051-02
BRACKET, TNK (LEFT)
57
1-858-861-11
SPEAKER BOX (LEFT)
58
A-1919-268-A
BA2S BOARD, COMPLETE
AFTER REPLACING THE MAIN BOARD, YOU MUST
UPDATE THE SOFTWARE TO THE LATEST VERSION.
59
4-449-181-11
BRACKET, UNDER
60
4-449-180-41
BRACKET, SIDE
61
1-492-102-21
SWITCH UNIT
62
4-440-057-01
SHEET, THERMAL (AYU2)
ORDER THIS PART WHEN REPLACING THE LCD PANEL.
63
NA
LCD PANEL
FOR ALL LCD PANEL AND TCON BOARD PART NUMBER
INFORMATION REFER TO THE LCD PANELS SERVICE MANUAL.
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