DOWNLOAD Panasonic TH-50VX100U / TH-50VX100E Service Manual ↓ Size: 25.59 MB | Pages: 127 in PDF or view online for FREE

Model
TH-50VX100U TH-50VX100E
Pages
127
Size
25.59 MB
Type
PDF
Document
Service Manual
Brand
Device
Plasma / GPF11D CHASSIS
File
th-50vx100u-th-50vx100e.pdf
Date

Panasonic TH-50VX100U / TH-50VX100E Service Manual ▷ View online

17
TH-50VX100U / TH-50VX100E
7.1.2.
Power LED Blinking timing chart
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.
About blinking LED
18
TH-50VX100U / TH-50VX100E
7.2.
No Power
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.
7.3.
No Picture
19
TH-50VX100U / TH-50VX100E
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
20
TH-50VX100U / TH-50VX100E
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 ( 
×8 , 
×28 , 
×4  ) and then remove
the Rear Cover.
8.2.
Removal of HZ-Board
1. Remove 4 screws (A) and then remove the HZ Terminal
Block.
2. Remove 4 screws (B).
3. Remove 3 screws (C) and then remove HZ-Board.
8.3.
Removal of HHH-Board
1. Remove 4 screws (D) and then remove the HHH Terminal
Block.
2. Remove 4 screws (E).
3. Remove 4 screws (F) and then remove HHH-Board.
8.4.
Removal of Slot Block
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.
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