KDL-32NX655 - Sony TV Service Manual (repair manual). Page 46

Read Sony KDL-32NX655 Service Manual online

KDL-32NX655/40NX655 37
SECTION 5 - UPDATES AND ADJUSTMENTS
5.  Do one of the following:
a.  If the Standby LED blinks red 8 times, proceed to 
“Replacing the Main Board” on page 37
.
b.  Clear the Self Check history by following the instructions 
provided in 
“Clearing the Self Diagnosis Self Check 
Information” on page 34
.
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 
28
.
COMPLETING SERVICE REQUIREMENTS WHEN 
REPLACING THE LCD PANEL
The following must be performed after replacing the LCD Panel or TCON 
Board to ensure that all of the features for the TV will be available. 
 
;
Updating the Software
 
;
Confirming Model ID and Product ID
 
;
Resetting the Panel Operation Time
 
;
Clearing the Self Diagnosis Self Check information
UPDATING THE SOFTWARE
After  replacing  the  LCD  Panel  or TCON  Board  you  MUST  UPDATE  the 
SOFTWARE to the latest version.
Whenever the LCD Panel is replaced, the software must be updated so 
that the new LCD 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  or 
TCON Board. 
1.  After replacing the LCD Panel or TCON Board, 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 update the software. Proceed to 
“Resetting the 
LCD Panel to Update the Software” on page 29.
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 KDL-32NX655 service manuals if exist.