DOWNLOAD Panasonic TH-46PY80PA / TH-46PZ80BA / TH-46PZ80EA Service Manual ↓ Size: 24.94 MB | Pages: 127 in PDF or view online for FREE

Model
TH-46PY80PA TH-46PZ80BA TH-46PZ80EA
Pages
127
Size
24.94 MB
Type
PDF
Document
Service Manual
Brand
Device
Plasma / GPH11DE CHASSIS
File
th-46py80pa-th-46pz80ba-th-46pz80ea.pdf
Date
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Panasonic TH-46PY80PA / TH-46PZ80BA / TH-46PZ80EA 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 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 P(AC)-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 connectors (P9, P51, P53 and P55).
3. Remove the screws (
×6 
) and remove the P(AC)-
Board.
19
7.4.
Remove the P(MAIN)-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, P11, P12, P25, P52,
P54 and P56).
3. Remove the screws (
×6 
) and remove the P(MAIN)-
Board unit.
4. Remove the screws (
×25 
) on the back side.
5. Remove the screws (
×6 ).
6. Remove the molding props (
×9 ).
7. Remove the P(MAIN)-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
7.5.
Remove the Rear Terminal
cover
1. Remove the screws (
×3 , 
×2 , 
×2 ).
2. Remove the Rear Terminal cover.
7.6.
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, A52 and A83).
3. Remove the screws (
×4 
) and remove the tuner unit.
7.7.
Remove the A-Board
1. Remove the tuner unit. (See section 7.6.)
2. Remove the tab and remove the CI cover.
3. Remove the screws (
×8 
) and remove the A-Board.
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