Panasonic TH-58PZ850U Service Manual page 22

7.15. Remove the D-Board
1. Remove the A-Board unit. (See section 7.6.)
2. Disconnect the connectors (D3, D5 and D25).
3. Disconnect the flexible cables (D20, D31, D32 and D33).
4. Remove the screws (×4
7.16. Remove the C1-Board
1. Remove the A-Board unit. (See section 7.6.)
2. Remove the Speaker box (Woofer/R). (See section 7.8.)
3. Remove the DD-Heat-sink fastening screws (×10
4. Remove the DD-Heat-sink (×5).
5. Disconnect the flexible cables (CB1, CB2, CB3, CB4 and
CB5).
6. Disconnect the flexible cables (C10 and C11).
7. Remove the screws (×5
) and remove the D-Board.
).
) and remove the C1-Board.
7.17. Remove the C2-Board
1. Remove the A-Board unit. (See section 7.6.)
2. Remove the Speaker box (Woofer/L). (See section 7.8.)
3. Remove the DD-Heat-sink fastening screws (×10
4. Remove the DD-Heat-sink (×5).
5. Disconnect the flexible cables (CB6, CB7, CB8, CB9 and
CB10).
6. Disconnect the flexible cables (C20, C21, C22 and C26).
7. Remove the screws (×4
7.18. Remove the C3-Board
1. Remove the Speaker box (Woofer/L). (See section 7.8.)
2. Remove the DD-Heat-sink fastening screws (×10
3. Remove the DD-Heat-sink (×5).
4. Disconnect the flexible cables (CB11, CB12, CB13, CB14
and CB15).
5. Disconnect the flexible cable (C36).
6. Disconnect the connectors (C33 and C35).
22
).
) and remove the C2-Board.
).