4-1
4. Troubleshooting
4. Troubleshooting
4-1. Troubleshooting
4-1-1. Previous check
Check the various cable connections rst. 1.
• Check to see if any cables are damaged or burnt.
• Check to see if there is a disconnected or loose cable connection.
• Check to see if the cables are connected according to the connection diagram.
Check the power input to the Main Board.2.
X6 : UD55XX, 57XX(32", 37", 40", 46")
MAIN BOARD
SMPS BOARD
T-CON
X5 : UD50XX(32", 37", 40", 46")
UD40XX(32")
MAIN BOARD
SMPS BOARD
T-CON
X5_Small : UD50XX(22", 27")
UD40XX(19")
MAIN BOARDSMPS BOARD
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