12TV041R0
KDL-32EX700, 701, 703, 705, 706, 707, 708, 709
KDL-40EX700, 701, 703, 705, 706, 707, 708, 709, 710, 711, 713, 715, 716, 717, 718, 719
KDL-40LX900, 903, 904, 905
KDL-40NX700, 703, 705, 800, 803, 805
KDL-46EX700, 701, 703, 705, 706, 707, 708, 709, 710, 711, 713, 715, 716, 717, 718, 719
KDL-46NX700, 703, 705
KDL-52EX700, 703, 705
KDL-52LX900, 904, 905
KDL-52NX800, 803, 805
KDL-55EX710, 713, 715
KDL-60LX900, 903, 905
Subject: Caution when replacing LCD Panel or T-CON
SYMPTOM
Power Supply cycling (repeated ON/OFF) may happen after replacing the LCD Panel or T-CON board.
CAUSE
Short circuit on T-CON board.
SOLUTION
Change fuse “PS6150/6151” in the 12V circuit on the Power Supply Board.
When ordering a new fuse, please use the part number below.
Description Part number
Link, IC (7A) 1-533-790-42
Below cross reference table shows the fuse reference number mentioned on the PSU board.
Model PSU board Fuse PS6150 Fuse PS6151
KDL-46/52EX70x, 46/55EX71x, 46NX70x, 52NX80x GE2B (1-474-212-1x) x
KDL-32/40EX70x, 40/46EX71x, 40NX70x, 40NX80x GE3A (1-474-213-1x) x
KDL-40LX90x GE5 (1-474-222-1x) x
KDL-52LX90x GE4B (1-474-221-1x) x
KDL-60LX90x GE4A (1-474-220-1x) x
CAUTION
After replacing the defective component, make sure to add a check mark next to the module label.
Component level repair must only be conducted if the workshop can perform a Hi-pot or insulation test.
If the power board is not fixed even after changing the fuse, do not attempt any other parts replacement. Just
replace the entire PSU board.
If the board shows burn marks or physical damage, do not attempt to repair.
