DOWNLOAD Sony XBR-85X950B Service Manual ↓ Size: 6.75 MB | Pages: 34 in PDF or view online for FREE

XBR-85X950B 13

If the latest Software does not correct the issue, complete the following:

1.  Verify the television has the symptom the customer indicated.

2.  Replace part causing the symptom. 

3.  Install the latest version of Software (Required for ALL repairs).

4.  Perform the required service adjustments and checks.

5.  Verify the repair resolved the issue.

1. 

Place TV in a standing position on a flat surface. Then locate and 
remove 1 screw from the Camera Module to lift as shown and detach 
from TV.

2. 

Place TV face down on a flat and soft surface to locate Stand Right and 
Left.

3.  Locate and remove the screws as shown to detach the Right and  

Left Stand.

1.  Locate the Cover, Terminal Side and lift as shown to detach.

Cover, 

Terminal 

Side

Cover, 

Terminal 

Side

2.  Locate the Cover, Terminal Rear and lift as shown to detach.

Cover, 

Terminal 

Rear

Cover, 

Terminal 

Rear

3.  Locate and remove all screws from the Rear Cover.

XBR-85X950B 14

8.  Remove 1 screw from the AC, Inlet Assembly to detach as shown.

AC, Inlet  Assembly

AC, Inlet  Assembly

CAUTION: Do not hit or press the clips located on the Back Chassis 

while installing and/or replacing new parts. Pressure on the clips may 
detach them from the Back Chassis.  
Please refer to the illustration below for clip location.

Clip

Covered Clip

Covered Clip

9.  Remove 2 screws from the Bracket, AC Inlet to detach the AC Inlet.

Bracket, AC Inlet

Bracket, AC Inlet

 AC, Inlet

AC, Inlet

4.  Release all clips and remove screws from the Rear Cover, Left to lift as 

shown and detach.

Rear Cover, Left

Rear Cover, Left

5.  Release all clips and remove screws from the Rear Cover, Right to lift as 

shown and detach.

Rear Cover, Right

Rear Cover, Right

6.  Remove screws from the Rear Cover, Center to lift as shown 

and detach.

Rear Cover, 

Center

Rear Cover, 

Center

7.  Release all clips and remove screws from the Rear Cover, Bottom to lift 

as shown and detach.

Rear Cover, Bottom

Rear Cover, Bottom

XBR-85X950B 15

The Main Board and Tuner Board used in this model are available for 
repair. For Part Number information refer to

1.  Slide the Side Bracket as shown to detach from the Main Board.

Side 

Bracket

Side 

Bracket

2.  Locate and disconnect all connectors. Then remove all screws from 

the Main Board Plate to detach.

3.  Locate the K0 Board and remove 4 screws, then lift as shown to detach.

K0 Board

K0 Board

4.  Locate and remove 4 screws from the Tuner Board, release the clip and 

lift as shown to detach.

Tuner Board

Tuner Board

5.  Locate and remove all screws from the Main Board, then lift as shown 

to detach.

Main Board

Main Board

6.  Install the new Main Board, K0 Board and/or Tuner Board, screws and 

all connectors.

7.  Update the Software.

After ALL repairs UPDATE the SOFTWARE to the latest version. 
Instructions are included with the Software package on the 

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 

I/0

 on the TV to turn it ON.

e.  Wait until the Software update is completed.

8.  To access 

Service Mode, turn TV ON and OFF again then press 

the following buttons within 1 second of each other:

DISPLAY

 

 

Channel

 

5

 

 

Volume

 

+

 

 

Power 

I/0

 

9.  When the 

DIGITAL Menu appears, press 

2

 until 

002 MODEL category 

displays.

XBR-85X950B 16

10.  Press 

1

 until 

001 DEST item displays.

 

CAUTION: If the incorrect Destination Data Value is selected, it may 
corrupt the Sofware requiring a Main Board replacement.

11.  Select the correct destination of the TV, press 

3

 to increase or 

6

 

to decrease the data value (Use the table below for reference).

XBR-85X950B

US/CND

ATSC_UC_BASE
ATSC-LTN_BASE

XBR-85X950B

LA/MX

12.  Press 

MUTING

 then 

0

 to save the changes.

13.  Press 

1

 until 

002 MODELNAME displays.

14.  Press 

3

 until the model displayed matches the model of the TV.

 

CAUTION: The Model Name can only be selected once. Be sure  
to verify the information is correct before saving the changes.

15.  Press 

MUTING

 then 

0

 to save the changes.

16.  Locate the Serial Number for the TV on the side of the Rear Cover.

17.  Press 

1

 until 

003 SERIAL item displays.

18.  Press 

0

 to display the 

Serial Number Edit option.