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WRITING SERIAL NUMBER INTO MAIN BOARD
When the board is broken, service man will go to customers home and change the board. After
change the board service man has to put the serial number same as before. So the service man will
use the PC and write the serial number to USB mass storage device. After that the service man will
plug the USB mass storage device to the TV and write the serial number to the TV.
1. Create the ini file by Text Editor.
File Name: ServiceSerialNumberWriting.ini
File Format: Plain Text
Write two lines, "[serial number]" and a serial number, using the text editor on Windows.
For example, when a serial number is "C37222T00008L1":
[serial number]
C37222T00008L1
2. Use the USB mass storage device formatted with “FAT32”.
3. Copy the "ServiceSerialNumberWriting.ini" file to the root directory of the USB mass
storage device.
4. Enter Service mode.
1. Press
button once on Remote Control.
TV mode changes as follows. Un-Mute => Mute
2. Press
button again and keep pressing.
3. While pressing the
button, press button on TV control panel.
5. Insert the USB mass storage device to the USB slot of the TV set.
Writing starts.
Summary of Contents for 42L7453D
Page 1: ...SERVICE MANUAL LCD Color Television 42L7453D 42L7463D Model Information ...
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Page 6: ...SERVICE MANUAL LCD Color Television 42L7453D 7463D series System Information ...
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Page 188: ...SERVICE MANUAL LCD Color Television 42L7453D 42L7463D Model Information ...
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Page 193: ...SERVICE MANUAL LCD Color Television 42L7453D 7463D series System Information ...
Page 278: ...R6702 47K J 2 1 R6701 47K J 2 1 H_DDCDC_CK 660 108 H_DDCDC_DA 660 108 5V1 7453 6453 Main ...
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