To reduce the risk of image retention:
•Fill the screen by changing [Wide mode] to eliminate the black bars. Select [Wide mode]
other than [Normal].
•Turn off the OSD (On Screen Display) by pressing the DISPLAY button, and turn off the menus
from connected equipment. For details, refer to the instruction manuals for the connected
equipment.
•Avoid displaying static images with bright colours (including white), clocks or logos on any
portion of the screen.
•Set the picture settings based on the ambient conditions. The Standard Picture is recommended
for home use and when viewing content that often displays the station logos, etc.
The TV has following features to help reduce/ prevent image retention. Press the HOME button,
then select [Settings] – [Picture & Display] – [Expert panel settings] – the desired option.
Panel refresh
Panel refresh will automatically run to adjust the uniformity of the TV screen after it has
been in use for long periods of time.
Panel refresh can also be performed manually and should only be used if image retention is
very noticeable or you see the following message: [Panel refresh did not finish...]
Caution:
•The Panel refresh function may affect the panel. As a reference,perform the Panel refresh only
once a year, do not perform it more than once a year as it may affect the usable life of the panel.
•Panel refresh takes about one hour to complete.
•A white line may be displayed on the screen during the Panel refresh, this is not a malfunction
of the TV.
•Panel refresh will only work when the room temperature is between 10
ºC and 40 ºC.
Pixel shift
Automatically moves the image on the screen to prevent image retention.
Other feature
The screen brightness is automatically reduced when displaying still
images, clocks, bright colours or logos etc.
IMPORTANT REMINDER FOR OLED PANEL REPLACEMENT
When carrying out OLED panel replacement, it is mandatory of a service
center to confirm and record Panel ON time & Panel Refresh times.
It is because they are indispensable information in order to clarify
responsibility for image retention after panel replacement.
Please refer to the chapter of SELF DIAGNOSIS FUNCTION in this service
manual to find out how to confirm the Panel ON time & Panel Refresh times
in service mode.
1-3. Caution_for_Board_handling
Symptom : The following problems will occur due to handling of the IC mounted on the board
・Solder crack due to substrate handling (stress)
・IC breakdown due to static electricity (ESD)
When repairing the TV at the customer‘s home or service station or Repair of defect board,
please pay attention to the handling of the board
※Substrate that needs attention for handling
・Main Board（B** - Board）
・Backend Board（D** - Board）
SAFETY NOTES
SAFETY NOTES SELF DIAGNOSTIC FUNCTION TROUBLESHOOTING SERVICE ADJUSTMENT DIAGRAM HANDLING GUIDE
7
SYSSET
2021/02/0423:38:48(GMT+09:00)
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