Remove The D-Board; Remove The C1-Board; Remove The C3-Board; Remove The C2-Board - Panasonic TH-50PY850H Service Manual

7.17. Remove the D-Board

1. Remove the Tuner unit. (See section 7.7.)
2. Disconnect the connectors (D3, D5 and D25).
3. Disconnect the flexible cables (D20, D31, D32 and D33).
4. Remove the screws (×4

7.18. Remove the C1-Board

1. Remove the Tuner unit. (See section 7.7.)
2. Remove the Speaker box (Woofer/R). (See section 7.10.)
3. Remove the Stand bracket R. (See section 7.16.)
4. Remove the DD-Heat-sink fastening screws (×12
5. Remove the DD-Heat-sink (×6).
6. Disconnect the flexible cables (CB1, CB2, CB3, CB4,
CB5 and CB6).
7. Disconnect the flexible cables (C10 and C11).
8. Remove the screws (×5

7.19. Remove the C2-Board

1. Remove the Tuner unit. (See section 7.7.)
2. Remove the Speaker box (Woofer/L). (See section 7.10.)
3. Remove the stand bracket L. (See section 7.16.)
4. Remove the DD-Heat-sink fastening screws (×10
) and remove the D-Board.
).
) and remove the C1-Board.
).
5. Remove the DD-Heat-sink (×5).
6. Disconnect the flexible cables (CB7, CB8, CB9, CB10
and CB11).
7. Disconnect the flexible cables (C20, C21, C22 and C26).
8. Remove the screws (×5

7.20. Remove the C3-Board

1. Remove the Speaker box (Woofer/L). (See section 7.10.)
2. Remove the DD-Heat-sink fastening screws (×8
3. Remove the DD-Heat-sink (×4).
4. Disconnect the flexible cables (CB12, CB13, CB14 and
CB15).
5. Disconnect the flexible cable (C36).
6. Disconnect the connectors (C33 and C35).
7. Remove the screws (×4
23
) and remove the C2-Board.
).
) and remove the C3-Board.