XBR-55HX955, XBR-65HX955 - Sony TV Service Manual (repair manual). Page 47

Read Sony XBR-55HX955 / XBR-65HX955 Service Manual online

XBR-55HX955/65HX955 38
SECTION 5 - UPDATES AND ADJUSTMENTS
3.  Display the menu by pressing 
HOME
.
4.  Using         and 
 on the on the Remote Commander, 
select the following:  
Settings 
 
Product Support 
 
Software Update.
 
NOTE: If TV is not connected to a network download the 
latest software for these models and Install using a USB 
Thumb Drive.
5.  Do one of the following:
a.  If the Standby LED blinks red 8 times, proceed to 
“Replacing the Main Board” on page 38
.
b.  Clear the Self Check history by following the instructions 
provided in 
“Clearing the Self Check Diagnosis History” 
on page 35
.
REPLACING THE MAIN BOARD
The Main Board should be replaced only if all other options have not 
resolved the issue.
Verify before proceeding to the next step:
 
;
Verified the error is an 8X error
 
;
Reset the TV to Factory Condition
 
;
Updated the Software
1.  Follow all of the instructions in 
“Completing Service 
Requirements When Replacing the Main Board” on page 
30
.
COMPLETING SERVICE REQUIREMENTS WHEN 
REPLACING THE LCD PANEL 
The following must be performed after replacing the LCD Panel to ensure 
that all of the features for the TV will be available: 
 
;
Update the Software
 
;
Confirm Model ID and Product ID
 
;
Reset the Panel Operation Time
 
;
Clear the Self Check Diagnosis history
UPDATING THE SOFTWARE
After replacing the LCD Panel you MUST UPDATE the SOFTWARE to the
 
latest version. 
Whenever the LCD PANEL is replaced, the software must be updated so that 
the new panel syncs with the Main Board. If a message displays indicating 
the latest software is already installed, proceed to Resetting the LCD Panel 
to Update the Software.
There are 2 situations that can occur after replacing the LCD Panel:
1.  After replacing the LCD Panel, turn the TV ON.
Case 1 - If there is no picture displayed and lights flash on the front 
panel, insert the USB device. The update will start automatically.
NOTE: This update may take up to 5 minutes to complete. Do not 
remove the USB device, turn off the TV or unplug the power cord 
while the update is in progress. 
Case 2 - If the picture displays, you will need to reset the LCD 
Panel ID to force software update. Proceed to 
“Resetting the LCD 
Panel to Update the Software” on page 31
.
2.  After the update is complete, proceed to 
Confirming the 
Model ID and Product ID.
Page of 54
Display

Click on the first or last page to see other XBR-55HX955 / XBR-65HX955 service manuals if exist.