Selecting The Segment Code - Sony KDL-40HX750 Service Training Manual

RESETTING THE LCD PANEL TO UPDATE THE SOFTWARE
NOTE: These steps are only required if the software did not update.
1. Take the TV out of deep Standby mode by pressing
turn on the TV.
POWER
2. Press to turn the TV back off.
3. Access Service Mode by pressing the following buttons on the
Remote Commander within a second of each other:
DISPLAY
Channel
4. The DIGITAL Service Menu displays.
NOTE: There are 3 Service Menus for this model, DIGITAL,
CHASSIS, and VPC.
JUMP OPTIONS
5. Press or
CHASSIS menu displays.
CHASSIS
000
000
2
to move to the next category until the 007 DL category
6. Press
displays.
CHASSIS
007
000
3
7. Press to increase the data value to 1.
CHASSIS
007
000
KDL-40HX750/46HX750/46HX751/55HX750/55HX751
SECTION 5 - UPDATES AND ADJUSTMENTS
POWER
5 + POWER
Volume
on the Remote Commander until the
SERVICE
WYVERN
S2_NOISE_TH 32
SERVICE
DL
PID_DATA_MISMAT 0
SERVICE
DL
PID_DATA_MISMAT 1
MUTING
8. Press
When complete, the screen briefly indicates "WRITE".
to
WRITE
CHASSIS
007
000
9. Exit service mode by turning the TV power off.
10. Return to "Updating the Software" on page 26.

SELECTING THE SEGMENT CODE

Before proceeding, update the software to the latest version. After updating
the software, go into Service Mode to select the correct Segment Code
data value.
Verify before proceeding to the next step:
; Updated the Software
After replacing the Main Board you MUST UPDATE the SOFTWARE to the
latest version before proceeding the service adjustments.
1. Take the TV out of deep Standby mode by pressing
turn on the TV.
POWER
2. Press
3. Access Service Mode by pressing the following buttons on the
Remote Commander within a second of each other:
DISPLAY
4. The DIGITAL Service Menu displays.
NOTE: There are 3 Service Menus for this model, DIGITAL,
CHASSIS, and VPC. If the DIGITAL Service Menu is not displayed,
JUMP
press
0
then press to WRITE (Save) the changes.
SERVICE
DL
PID_DATA_MISMAT 1
to turn the TV back off.
5 +
Channel Volume
OPTIONS
or on the Remote Commander.
POWER
to
POWER
29