Panasonic TH-42PR11EH Service Manual ▷ View online
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TH-42PR11EH
7.2.
No Power
First check point
There are following 3 states of No Power indication by power LED.
There are following 3 states of No Power indication by power LED.
1. No lit.
2. Green is lit then turns red blinking a few seconds later.
3. Only red is lit.
2. Green is lit then turns red blinking a few seconds later.
3. Only red is lit.
7.3.
No Picture
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TH-42PR11EH
7.4.
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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TH-42PR11EH
8 Disassembly and Assem-
bly Instructions
• To disassemble P.C.B., wait for 1 minute after power was off
for discharge from electrolysis capacitors.
•
, , ,
, and marks indicate screw positions.
8.1.
Removal of Rear Cover
1. Remove screws (
×4 ,
×6 ,
×8 ,
×15 ) and then
remove the Rear Cover.
8.2.
Removal of Slot Block
1. Remove the flexible cables from the connectors (DS1,
DS3).
2. Disconnect the connectors (DS4, DS6, DS7).
3. Disconnect the Relay Connectors (DS2, DS8, DS15).
4. Remove 5 screws and then remove the Slot Block.
3. Disconnect the Relay Connectors (DS2, DS8, DS15).
4. Remove 5 screws and then remove the Slot Block.
8.3.
Removal of HX-Board
1. Remove the Slot Block.
(Refer to Removal of Slot Block)
2. Remove 6 screws and then remove the Slot Case.
3. Disconnect the connector (HX1).
4. Remove 4 Hexagonal-Head screws and 2 screws of HX-
4. Remove 4 Hexagonal-Head screws and 2 screws of HX-
Board and then remove HX-Board.
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TH-42PR11EH
8.4.
Removal of DS-Board
1. Remove the Slot Block.
(Refer to Removal of Slot Block)
2. Remove 6 screws and then remove the Slot Case.
3. Disconnect the connectors (DS2, DS8, DS14, DS15).
4. Remove 10 screws and then remove the Fixed Plate.
4. Remove 10 screws and then remove the Fixed Plate.
5. Remove the 3 screws and then remove DS-Board.
8.5.
Removal of DN-Board
1. Remove the flexible cables from the connectors (DN1,
DN2).
2. Disconnect the connector (DN5).
3. Remove 4 screws and then remove DN-Board and Fixed
3. Remove 4 screws and then remove DN-Board and Fixed
Plate.
Note:
A re-setup of the destination is performed by MS
mode after DN-Board exchange.
mode after DN-Board exchange.
8.6.
Removal of D-Board
1. Remove the Slot Block.
(Refer to Removal of Slot Block)
2. Disconnect the connectors (D5, D25).
3. Remove the flexible cables from the connectors (D20,
3. Remove the flexible cables from the connectors (D20,
D31, D32).
4. Remove 4 screws and then remove D-Board.
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