Panasonic TH-58PY800P / TH-58PZ800B / TH-58PZ800E Service Manual ▷ View online
17
6.5.
Local screen failure
Plasma display may have local area failure on the screen. Fig-1 is the possible defect P.C.B. for each local area.
Fig-1
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7 Disassembly and Assembly Instructions
7.1.
Remove the Rear cover
1. See Service Hint. (Section 3)
7.2.
Remove the Fan unit
1. Unlock the cable clampers to free the cable.
2. Remove the screws (
×3 ).
3. Remove the relay connectors and remove the Fan unit.
4. Remove the screw (
×1
) on the back side.
5. Remove the Fan.
7.3.
Remove the PA-Board
1. Disconnect the connectors (PA5, PA6, PA8, PA33, PA35,
PA36 and PA37).
2. Remove the screws (
×2 ).
3. Remove the PA-Board.
7.4.
Remove the P-Board
Caution:
To remove P.C.B. wait 1 minute after power was off for dis-
charge from electrolysis capacitors.
charge from electrolysis capacitors.
1. Unlock the cable clampers to free the cable.
2. Disconnect the connectors (P2, P6, P7, P9, P11, P12 and
2. Disconnect the connectors (P2, P6, P7, P9, P11, P12 and
P25).
3. Remove the screws (
×8
) and remove the P-Board
unit.
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4. Remove the screws (
×34
) on the back side.
5. Disconnect the connectors (P51-P52, P53-P54 and P55-
P56).
6. Remove the screws (
×12 ).
7. Remove the molding props (
×6 ).
8. Remove the P(Multi)-Board.
9. Remove the molding props (
×6 ).
10. Remove the P(Sus)-Board.
Note:
When assembling the P(Multi)-Board and the P(Sus)-
Board, the position of each hole of the insulation sheets(A,
B, C, D) is set to the position of each hole of the P(Multi)-
Board and the P(Sus)-Board and then assemble them.
Board, the position of each hole of the insulation sheets(A,
B, C, D) is set to the position of each hole of the P(Multi)-
Board and the P(Sus)-Board and then assemble them.
(
marks indicate setting positions.)
P-Board backside
7.5.
Remove the Rear Terminal
cover
cover
1. Remove the screws (
×3 ,
×3 ,
×2 ).
2. Remove the Rear Terminal cover.
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7.6.
Remove the tuner unit
1. Unlock the cable clampers to free the cable.
2. Disconnect the connectors (A1, A3, A5, A6, A7, A8, A9,
2. Disconnect the connectors (A1, A3, A5, A6, A7, A8, A9,
A11, A51, A53, H11 and H12).
3. Remove the screws (
×4
) and remove the tuner unit.
7.7.
Remove the A-Board
1. Remove the tuner unit. (See section 7.7.)
2. Remove the tab and remove the CI cover.
2. Remove the tab and remove the CI cover.
3. Remove the bridge connector (A12, A13 and A14).
4. Remove the screws (
×8
) and remove the A-Board.
7.8.
Remove the HC-Board
1. Remove the tuner unit. (See section 7.7.)
2. Remove the screws (
×2
) and remove the HC-Board.
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