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Exchange of LBE, LBF board
1 2 3
(Photo 1)
(Photo 2) 1. Remove the screws in order of 1-3-2 from heat sink and then get rid of heat sink. (Photo 1) 2. Remove the TPC, FFC and power cable from the connectors. 3. Remove all of the screws from defected board. 4. Remove the defected board. 5. Replace the new board and then screw tightly. 6. Get rid of the foreign material from the connector. 7. Connect the TCP, FFC and power cable to the connector. 8. Reassemble the TCP heat sink. 9. Screw in order of 2-1-3. (Photo 2) If you screw too tightly, it is possible to get damage on the Driver IC of TCP.
Exchange YB and YM board
1. Separate all of the FPC connector of YB. (Photo 1) 2. Loosen all of the screws of YB and YM. 3. Remove the board from chassis. 4. Remove the connector of CN5004, CN5011, CN5012 among YB and YM. 5. Remove the YB from Y-main.
