DOWNLOAD Sony KDL-40HX755 / KDL-46HX755 / KDL-55HX755 Service Manual ↓ Size: 9.64 MB | Pages: 55 in PDF or view online for FREE

Model
KDL-40HX755 KDL-46HX755 KDL-55HX755
Pages
55
Size
9.64 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kdl-40hx755-kdl-46hx755-kdl-55hx755.pdf
Date

Sony KDL-40HX755 / KDL-46HX755 / KDL-55HX755 Service Manual ▷ View online

KDL-40HX755/46HX755/55HX755 35
SECTION 5 - UPDATES AND ADJUSTMENTS
DIGITAL
SERVICE
001 OP
000 VERS   
---
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<EXT>
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WF:0A
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DD1.009W00AA
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<PEM>
-------------------
PID:04182040
-------------------
PNL:LTY460HQ0502
TUNER: ENABLE
-------------------
-------------------
Model ID
Software Version
Panel ID
Product ID
MID:0C33A216
24.  Exit service mode by turning the TV power off.
25.  Cycle AC Power. 
(Unplug and Plug AC Cord from the AC Outlet).
26.  Wait a minute while lights flash, and initial setup screen shows.
27.  TV update is complete. 
 
The additional features of the TV, including 3D, are now available. 
CLEARING THE SELF DIAGNOSIS SELF CHECK 
INFORMATION
Since the diagnostic results displayed on the screen are not automatically 
cleared, always check the Self Check screen after you have completed the 
repairs to be sure you reset the result display to “0”.
Verify before proceeding to the next step:
 
;
Updated the Software
 
;
Selected the Segment Code
 
;
Selected the Destination
 
;
Selected the Model Name
 
;
Added the Serial Number
1.  Take the TV out of deep Standby mode by pressing 
POWER
to 
turn on the TV.
2.  Press 
POWER
to turn the TV back off.
3.  Press the following buttons on the Remote Commander within a 
second of each other: 
 
DISPLAY
 
 Channel 
5
 
 Volume 
-
 
 
POWER
* NOTE: This differs from accessing Service Adjustments Mode (Volume +)
SELF CHECK
000 RESERVED
--------------------- --------------------- --------------------- 00
000 RESERVED
--------------------- --------------------- --------------------- 00
002 MAIN_POWE --------------------- --------------------- --------------------- 00
003 DC_ALERT
--------------------- --------------------- --------------------- 00
003 AUD_PROT
--------------------- --------------------- --------------------- 00
003 HDMI_EQ
--------------------- --------------------- --------------------- 00
003 TU_DEMOD --------------------- --------------------- --------------------- 00
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
--------------------- --------------------- --------------------- 00
00345   000333   06789
Error Count 
KDL-40HX755/46HX755/55HX755 36
SECTION 5 - UPDATES AND ADJUSTMENTS
4.  To clear the error history and error count  
press 
8
 
 
0
.
SELF CHECK
000 RESERVED
--------------------- --------------------- --------------------- 00
000 RESERVED
--------------------- --------------------- --------------------- 00
002 MAIN_POWE --------------------- --------------------- --------------------- 00
003 DC_ALERT
--------------------- --------------------- --------------------- 00
003 AUD_PROT
--------------------- --------------------- --------------------- 00
003 HDMI_EQ
--------------------- --------------------- --------------------- 00
003 TU_DEMOD --------------------- --------------------- --------------------- 00
004 VLED
--------------------- --------------------- --------------------- 00
004 LD_ERR
--------------------- --------------------- --------------------- 00
005 HFR_ERR
--------------------- --------------------- --------------------- 00
005 TCON_ERR
--------------------- --------------------- --------------------- 00
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
--------------------- --------------------- --------------------- 00
00345   000333   06789
5.  Exit Self Check by turning the TV power off.
6.  Cycle AC Power. 
(Unplug and Plug AC Cord from the AC Outlet).
RESOLVING AN 8 BLINK ERROR
It’s possible that a customer may report an 8X blink error code even though 
an 8X blink error isn’t an option in the Self Diagnosis Self Check list. An 8X 
blink error is mainly used during TV software development. To verify that 
there is an actual 8X error, view the TV’s Self Diagnosis Self Check list 
history, specifically at the bottom of the list WDT (Watch Dog Timer) error 
codes. 
The 8X error code could be the result of:
 
Software Issue 
 
Network Issue 
 
Skype Login Issue 
 
Incompatible USB Device Plugged Inserted
 
Defective Main Board
Every time 3 errors are registered in the Self Diagnosis Self Check screen 
the TV will shut down and activate an 8X blink pattern on the Standby LED. 
If an error count is indicated, usually as an 103 HOST_WDT error, follow 
these instructions to update the TV.
KDL-40HX755/46HX755/55HX755 37
SECTION 5 - UPDATES AND ADJUSTMENTS
SELF CHECK
000 RESERVED
----------------- ----------------- ----------------- 00
000 RESERVED
----------------- ----------------- ----------------- 00
002 MAIN_POWE ----------------- ----------------- ----------------- 00
003 DC_ALERT
----------------- ----------------- ----------------- 00
003 AUD_PROT
----------------- ----------------- ----------------- 00
003 HDMI_EQ
----------------- ----------------- ----------------- 00
003 TU_DEMOD ----------------- ----------------- ----------------- 00
004 VLED
----------------- ----------------- ----------------- 00
004 LD_ERR
----------------- ----------------- ----------------- 00
005 HFR_ERR
----------------- ----------------- ----------------- 00
005 TCON_ERR
----------------- ----------------- ----------------- 00
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 1201231325 1201231136 ----------------- 02
104 STBY_WDT
----------------- ----------------- ----------------- 00
00345   000333   00345
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 37
.
b.  Clear the Self Check history by following the instructions 
provided in 
“Clearing the Self Diagnosis Self Check 
Information” on page 35
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 43
.
2.  Do one of the following:
a.  If the Standby LED blinks red 8 times, proceed to 
“Updating 
the Software” on page 37
.
b.  Clear the Self Check history by following the instructions 
provided in 
“Clearing the Self Diagnosis Self Check 
Information” on page 35
.
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.
 
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.
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 Diagnosis Self Check 
Information” on page 35
.
KDL-40HX755/46HX755/55HX755 38
SECTION 5 - UPDATES AND ADJUSTMENTS
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 OR TCON BOARD 
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
 
Confirm Model ID and Product ID
 
Reset the Panel Operation Time
 
Clear 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. 
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”.
2.  After the update is complete, proceed to “Confirming the Model ID 
and Product ID.”
CONFIRMING THE MODEL ID AND PRODUCT ID
After completing all of the service adjustment changes, verify that the 
correct Model ID and Product ID displays in the Service menu.
Verify before proceeding to the next step:
 
;
Updated the Software
3.  Press 
JUMP
 or 
OPTIONS
 on the Remote Commander until 
the 
DIGITAL menu displays.
4.  If necessary, press 
4
 to move to the
 001 OP category.
DIGITAL
SERVICE
001 OP
000 VERS   
---
<MAIN>
<EXT>
DM1.027AAA
AA
RF:0000
WF1.002W00AA
WF:9.2.1.12.4
DF3.130W00AA
WF:0A
YM1.409W00AA
FD:0.068
M4.091C
(DM1.027AAA)
DD1.009W00AA
PK1.009W00AA
<PEM>
MID:0C33A216
-------------------
PID:04182040
-------------------
PNL:LTY460HQ0502
TUNER: ENABLE
-------------------
-------------------
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