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TH-50PF11EK

1. Subject

Information of LED Blinking timing chart.

2. Contents

When an abnormality has occurred to the unit, the protection circuit operates and resets to the stand by mode. At this time,
the defective block can be identified by the number of blinks of the Power LED on the front panel of the unit.

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TH-50PF11EK

First check point
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.

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TH-50PF11EK

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-50PF11EK

• To disassemble P.C.B., wait for 1 minute after power was off

for discharge from electrolysis capacitors.

•

,  , 

,   and   marks indicate screw positions.

1. Remove screws ( 

×8 , 

×28 , 

×4  ) and then remove

the Rear Cover.

1. Remove 4 screws (A) and then remove the HA Terminal

Block.

2. Remove 4 screws (B).
3. Remove 3 screws (C) and then remove HA-Board.

1. Remove 4 screws (D) and then remove the HDE Terminal

Block.

2. Remove 4 screws (E).
3. Remove the 2 Hexagonal-Head screws (F) and then

remove HDE-Board.

1. Disconnect the connectors (DS2, DS4, DS6, DS7, DS8,

DS15).

2. Remove the flexible cables from the connectors (DS1,

DS3).

3. Remove 2 screws ( ).
4. Remove 4 screws ( ) and then remove the Slot Block.