DOWNLOAD Panasonic TH-42PY85PA / TH-42PZ85BA / TH-42PZ85EA Service Manual ↓ Size: 20.32 MB | Pages: 127 in PDF or view online for FREE

Model
TH-42PY85PA TH-42PZ85BA TH-42PZ85EA
Pages
127
Size
20.32 MB
Type
PDF
Document
Service Manual
Brand
Device
Plasma / GPF11DE CHASSIS
File
th-42py85pa-th-42pz85ba-th-42pz85ea.pdf
Date
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Panasonic TH-42PY85PA / TH-42PZ85BA / TH-42PZ85EA 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
18
7 Disassembly and Assembly Instructions
7.1.
Remove the Rear cover
1. See Service Hint (Section 3)
7.2.
Remove the Bottom panel
1. Remove the screws (
×9 ).
2. Remove the Bottom panel.
7.3.
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.
7.4.
Remove the PB-Board
1. Unlock the cable clampers to free the cable.
2. Remove the screws (
×2 ).
3. Disconnect the connectors (PB8, PB33, PB35, PB36 and
PB37)
4. Remove the PB-Board.
5. Remove the screws (
×2 ).
6. Remove the PB-Board metal frame.
7. Remove the clampers (
×3 ).
19
8. Remove the barrier (PB).
7.5.
Remove the P-Board
Caution:
To remove P.C.B. wait 1 minute after power was off for dis-
charge from electrolysis capacitors.
1. Unlock the cable clampers to free the cable.
2. Disconnect the couplers (P2, P6, P7, P9, P11, P12 and
P25).
3. Remove the screws (
×6 
) and remove the P-Board
unit.
4. Remove the clampers (
×2 ).
5. Remove the barrier (P).
6. Remove the screws (
×20 
) on the back side.
7. Remove the screws (
×7 ).
8. Remove the molding props (
×13 ).
9. Remove the P-Board.
Note:
When assembling the P-Board, the position of each hole of
the insulation sheets (A and B) is set to the position of each
hole of the P-Board, then assemble them. (
 marks indi-
cate setting positions.)
20
7.6.
Remove the Rear Terminal
cover
1. Remove the screws (
×3 , 
×2 ).
2. Remove the Rear Terminal cover.
7.7.
Remove the Tuner unit
1. Unlock the cable clampers to free the cable.
2. Disconnect the connectors (A1, A2, A3 , A5, A6, A7, A8,
A11, A12, A51 and A52).
3. Remove the screws (
×4 
) and remove the Tuner unit.
7.8.
Remove the A-Board
1. Remove the Tuner unit. (See section 7.7.)
2. Remove the 2 tabs and remove the CI cover.
3. Remove the screws (
×8 
) and remove the A-Board.
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