KDL-32HX757, KDL-40HX757, KDL-46HX757, KDL-55HX757 - Sony TV Service Manual (repair manual). Page 45

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KDL-32HX757/40HX757/46HX757/55HX757 36
SECTION 5 - UPDATES AND ADJUSTMENTS
VERIFYING THERE IS AN 8X ERROR
1.  Disconnect all inputs to the TV
2.  Cycle AC Power  
(Unplug and Plug AC Cord from the AC Outlet). 
3.  Do one of the following:
a.  If the Standby LED blinks red 8 times, proceed to 
“Resetting 
the TV to Factory Condition” on page 36
.
b.  Clear the Self Check history by following the instructions 
provided in 
“Clearing the Self Diagnosis Self Check 
Information” on page 34
RESETTING THE TV TO FACTORY CONDITION
Verify before proceeding to the next step:
 
;
Verified the error is an 8X error 
1.  To reset the TV, follow the instructions for 
“Resetting the TV to 
Factory Condition” on page 41
.
2.  Do one of the following:
a.  If the Standby LED blinks red 8 times, proceed to 
“Updating 
the Software” on page 36
.
b.  Clear the Self Check history by following the instructions 
provided in 
“Clearing the Self Diagnosis Self Check 
Information” on page 34
.
UPDATING THE SOFTWARE
Verify before proceeding to the next step:
 
;
Verified the error is an 8X error 
 
;
Reset the TV to Factory Condition
1.  Check for latest Software Version through Network Connection or 
Reference Library.
2.  Connect and Configure TV Network Connection.
3.  Display the menu by pressing 
HOME
.
4.  Using the         and the 
 on the on the Remote Control, 
select the following: 
Settings 
 
Product Support 
 
Software 
Update.
5.  NOTE: If TV is not connected to a network go to the Sony support 
website for your region and download the latest software for these 
models and install using a USB Thumb Drive.
6.  Do one of the following:
a.  If the Standby LED blinks red 8 times, proceed to 
“Replacing 
the Main Board” on page 36
.
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 27
.
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