Sony WEGA KE-50MR1 User manual

PANEL MODULE SERVICE MANUAL
PDP Module Name
FLAT PANEL COLOR TV
KE-50MR1/50MR1E/MR50M1
NP50C3MF01
NP50C4MF01
KE-50MR1 AEP Model
KE-50MR1 K Model
KE-50MR1E HK Model
KE-50MR1E ME Model
KE-MR50M1 CH Model

Contents
1. Confirmation Common Manual ･･･････････････････････ P1～P20
2. Confirmation Manual ･･････････････････････････････ P21～P44
3. Repair Manual ････････････････････････････････････ P45～P63
4.THE PARTS INFORMATION･････････････････････････････ P64～P65

1
PDP (NP series) Confirmation Common
Manual
Ver.1

2
Malfunction
Phenomenon
No Picture Power-off
Power-on
Alarm protection
No Priming
No Signal
When you turn-on the main power,
the LED light-off after few minutes.
Go to Page 8
due to check more details.
The priming does not appear on
screen.
The LED is lighting, but
not appear pictures.
PDP Malfunction Phenomenon
Go to Page 10
due to check more details.
The priming is on screen, but not
appear pictures.
Go to Page 10
due to check more details.

3
No lighting sell are on screen at
white pattern.
Go to Page 11
due to check more details.
Colorful blocks appear on screen at
color bar pattern.
PDP Malfunction Phenomenon
Go to Page 11
due to check more details.
Abnormal Screen Abnormal Color
Abnormal Block

4
PDP Malfunction Phenomenon
Vertical Vertical Line Single Line
Two Lines
Many Lines
Only one line is always
lighting.
Go to Page 12
due to check more details.
two lines are lighting.
Go to Page 13
due to check more details.
Many lines are lighting.
Go to Page 14
due to check more details.

5
PDP Malfunction Phenomenon
Vertical Vertical Block One Black Block
One Zebra Block
Many Black Blocks
One block is always no-
lighting by one IC.
Go to Page 15
due to check more details.
Zebra block appears
by one IC.
Go to Page 16
due to check more details.
Many block appear by
one data relay board.
Go to Page 16
due to check more details.

6
PDP Malfunction Phenomenon
Horizontal Horizontal Line
Horizontal Block
One Black Block
One black line appears
on screen.
Go to Page 17
due to check more details.
Two Lines
Two lines appear on
screen.
Go to Page 18
due to check more details.
Half block does not go out.
Go to Page 19
due to check more details.

7
Lighting strip
PDP Malfunction Phenomenon
Check our specification .
Screen Defect
Black strip
Check our specification .

8
Alarm
Protection
Panel Alarm FPC Opened
No Picture
Panel alarm line go through the edge
of the FPC.
Vs Protection
Panel Grid Opened
High Voltage Circuit Broken
Panel alarm line go through the edge
of panel.
This case is caused by sulfur issue.
Next parts will be broken, Scan
Board, Common Board, High Voltage
Board, Scan Relay Board.
CHECK POINT
FPC cutting at scan side and TCP
side.
CHECK POINT
Panel Grid condition.
CHECK POINT
Fuse on boards, Power HIC,
Between NEGA and POSI on scan
relay board
REWORK
Change the Scan, Common
board and Scan relay board.
REWORK
We can not rework this.
REWORK
We can not rework this.