Panasonic TH-47LFT30W, Service Manual

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TH-47LFT30W
4. Lift the cabinet back, keeping it horizontal to remove it.
8.13. Removing the main board and
jack board.
1. Remove nine screws which hold the protective cover of
the main board, main board, and metal pin fittings
together. (SCR PAN+SW+W 3X6)
2. Detach the coupler which is connected to the main board,
then gently remove the main board.
Coupler located inside the main board:K8F, K72D, K72E,
KTH2, KTH1, KWIND2, KWIND1, K18A, KFN2, KFN3,
KFN4, KSUB2, KTH3, KTH4, KFN5, KFN6, KFN7, KFN1,
K16C, KSPR, KSPL, KLVP, K16B, K16A
3. Remove six screws which hold the jack board and metal
pin fitting together. (SCR PAN+SW+W 3X6)
4. Detach the coupler which is connected to the jack board,
then gently remove the jack board.
Coupler located inside the jack board: K39G, K19F, K10E,
K10D, K39H, K001R, K001L
8.14. How to replace the main board
1. Remove the screws which hold the metal fitting on the
pin.
a. Hexagonal nut X 4: DVI IN pin, PC IN pin (SPECIAL
SCREW)
b. X 2: HDMI pin (SCR PAN 3X8)
2. Replace the main board with the replacement board.
Precautions for removing and fitting the main board
Aluminium tape is affixed on the main board USB pin and
metal pin fitting. Make sure that this aluminium tape
remains in place while handling them. (25X10mm: 1 sheet)
8.15. How to replace the jack board
1. Remove the screws which hold the metal fitting on the
pin.
a. Hexagonal nut X 2: SERIAL pin (SPECIAL SCREW)
b. X 2: EXT SP pin (SCR TPG BRZ 3X8)
2. Replace the jack board with the replacement board.
8.16. How to replace the power
board
1. Detach the coupler which is connected to the power
board.
Coupler located inside the power board: KIN2, KIN1,
K6C, K6B, K8A, K6A, K600
2. Undo 10 screws which hold the power board. (SCR
BIN+SW+W 3X6)
3. Gently remove the power board and replace it with the
replacement board. (Fuses are fitted on the replacement
board)
8.17. How to replace the fan
1. Detach the coupler KFN1 which is connected to the main
board.
2. Undo three screws which secure the fan holder. (SCR
BIN+SW+W 4X10)