Sony XBR-55X900A Service Manual ▷ View online
XBR-55X900A 17
SECTION 3 - REPAIR INFORMATION
18. Press
1
until
003 SERIAL item displays.
DIGITAL
SERVICE
002 MODEL
003 SERIAL
19. Press
0
to display the
Serial Number Edit option.
DIGITAL (MODEL)
SERVICE
SerialNumberEdit
*1 SerialNumber
20. Press
to display the
Serial Number input screen.
DIGITAL (MODEL)
SERVICE
SerialNumberEdit
*1 SerialNumber
Please Input serial number
(0000000-99999999)
_ _ _ _ _ _ _
CAUTION: The Serial Number can only be selected once. Be sure
to verify the information is correct before saving the changes.
to verify the information is correct before saving the changes.
21. Enter the Serial Number of the TV.
NOTE:
If the incorrect Serial Number is entered, press
RETURN
to go back to the Serial Number input screen and re-enter
the correct number.
the correct number.
22. Press
to save the Serial Number.
DIGITAL (MODEL)
SERVICE
SerialNumberEdit
*1 SerialNumber
1800001
1800001
WRITE
23. Clear the
Self Check screen.
a. Press
POWER
to exit
Service Mode.
b. Press the following buttons on the
Remote Commander within
1 second of each other:
DISPLAY
Channel
5
Volume
-
POWER
SELF CHECK
000 RESERVED
--------------------- --------------------- --------------------- 00
000 RESERVED
--------------------- --------------------- --------------------- 00
002 MAIN_POWE --------------------- --------------------- --------------------- 00
003 DC_ALERT
003 DC_ALERT
--------------------- --------------------- --------------------- 00
003 AUD_PROT
--------------------- --------------------- --------------------- 00
003 HDMI_EQ
--------------------- --------------------- --------------------- 00
003 TU_DEMOD --------------------- --------------------- --------------------- 00
004 VLED
004 VLED
--------------------- --------------------- --------------------- 00
004 LD_ERR
--------------------- --------------------- --------------------- 00
005 HFR_ERR
--------------------- --------------------- --------------------- 00
005 TCON_ERR
120123132522 120123113645 --------------------- 02
005 P_ID-ERR
--------------------- --------------------- --------------------- 00
006 BACKLITE
--------------------- --------------------- -------------------- 00
007 TEMP_ERR
--------------------- --------------------- --------------------- 00
007 FAN_ERR
--------------------- --------------------- --------------------- 00
010 EMITTER
--------------------- --------------------- --------------------- 00
101 VPC_WDT
--------------------- --------------------- --------------------- 00
102 MEPS_WDT --------------------- --------------------- --------------------- 00
103 HOST_WDT --------------------- --------------------- --------------------- 00
104 STBY_WDT
103 HOST_WDT --------------------- --------------------- --------------------- 00
104 STBY_WDT
--------------------- --------------------- --------------------- 00
00345 000333 06789
Error Count
c. To clear the error history and error count press
8
0
.
d. Press
POWER
to exit
Self Check Mode.
24. Cycle AC Power (Unplug and plug AC Cord from the outlet).
XBR-55X900A 18
SECTION 3 - REPAIR INFORMATION
REPLACING THE POWER SUPPLY BOARD
1. Disconnect all connectors from the Power Supply Boards.
2. Remove all screws from the board to be replaced and lift to detach.
3. Install the new Power Supply Board, screws and 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 the TV.
b. Press
POWER
to turn on the TV.
c. Wait until the Software update is complete and TV turns OFF.
REPLACING THE TCON BOARD
The TCON Board used in this model is available for repair. For Part Number
information refer to
information refer to
Section 4 - Exploded View/Part Number Information on
page 28.
1. Remove 3 screws from Bracket, Neck and lift as shown to detach.
Bracket,
Neck
Bracket,
Neck
2. Remove 1 screw from Bracket, Under and lift as shown to detach.
Bracket,
Under
Bracket,
Under
3. Carefuly, remove Al Sheet adhesive tape.
NOTE:
Order this part (4-455-609-01 Al Sheet) when replacing TCON
Board.
XBR-55X900A 19
SECTION 3 - REPAIR INFORMATION
4. Locate and disconnect all connectors from the TCON Board.
5. Lift the black locking bar and pull LVDS cables to release.
6. Remove 6 screws from TCON Shield Case and lift as shown to remove
from Rear Cover, then detach from the TCON Board.
TCON
Shield Case
TCON
Shield Case
TCON Board
TCON Board
7. Install the new TCON Board, screws and connector.
8. Plug in AC Power Cord.
9. Wait for 20 seconds, then press
POWER
to turn ON the TV.
NOTE:
For successful Sotware update, MUST wait 20 seconds.
10. When you turn ON the TV, there will be two cases depending on the
PANEL ID setting:
a.
No Picture.
Smart Core LED blinking amber and green.
b.
Picture appears.
Smart Core LED lit white.
11. 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. Remove all signal connections from the TV.
(antennas, external input, ethernet cable, etc).
b. Insert the USB device with the latest Software into the TV.
NOTE:
If older software package version is used, Smart Core
amber and green LED will remain blinking and Software can not
update.
XBR-55X900A 20
SECTION 3 - REPAIR INFORMATION
c.
If valid file found, below message will appear:
NOTE:
TV will reboot minutes after the USB device is inserted,
then the red LED lits and the amber LED blinks.
12. When the Software update is completed, expect one of the following;
a. The Smart Core LED will change to white blinking and TV goes
to Standby mode. Turn ON TV.
b. TV will reboot itself and message will appear to indicate Software
update is completed.
13. Remove USB device from the TV.
14. Access
Service Mode by pressing the following buttons within 1
second of each other:
DISPLAY
Channel
5
Volume
+
POWER
15. Press
OPTION
until the
VPC Menu appears.
16. Press
2
until
001 DATA_BACKUP displays.
VPC
SERVICE
001
000
DATA_BACKUP
BU_FLASH
0
17. Press
1
until
000 BU_FLASH item displays.
VPC
SERVICE
001
000
DATA_BACKUP
BU_FLASH
0
18. Press
3
to increase the data value from “0” to “1”.
VPC
SERVICE
001
000
DATA_BACKUP
BU_FLASH
1
19. Wait until transfer is completed and the data value changes to “3”.
VPC
SERVICE
001
000
DATA_BACKUP
BU_FLASH
3
DATA TRANSFER SUCCESS
20. Press
2
until
005 PANEL displays.
VPC
SERVICE
005
001
PANEL
BU_NVM
0
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