Sony KE-42MR1, KE-42MR1E, KE-42MR42M1 User manual

PANEL MODULE SERVICE MANUAL

PDP Module Name

FLAT PANEL COLOR TV

KE-42MR1/42MR1E/MR42M1

NP42D2MF01

NP42D3MF01

KE-42MR1 AEP Model

KE-42MR1 K Model

KE-42MR1E HK Model

KE-42MR1E ME Model

KE-MR42M1 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.

9

Alarm

Protection

No Picture

In case of shortage between Vd line

and GND in TCP, Vd protection will

be worked.

Vd Protection

5V Protection

TCP Broken

Data Relay Board Broken

Digital Board Broken

CHECK POINT

Shortage between Vd line and GND,

TCP surface

In case of shortage between Vd line

and GND in data relay board, Vd

protection will be worked.

CHECK POINT

Shortage between Vd line and GND

on data relay board.

In case of no supply from supply

board, 5V protection will be worked.

CHECK POINT

Fuse on digital board

REWORK

We can not rework this.

REWORK

Change the data relay board.

REWORK

Change the digital board.

10

No Priming

No Signal

High Voltage Circuit Broken

No Picture

Digital Board Broken

Digital is not working.

CHECK POINT

Fuse on board, Vp, Vbw and Vsw

line of Power HIC.

CHECK POINT

fuse on digital board, LVDS cable

Next parts will be broken, Vp or Vbw

line on Scan Board, Vsw line on

Common Board, (High Voltage

Board).

REWORK

Change the scan or common

board (High voltage board).

REWORK

Change the digital board.

Vacuum Tube Cracking

With big noise.

CHECK POINT

Vacuum tube

REWORK

We can not rework this.

11

No Picture

Abnormal

screen

High Voltage Circuit Broken

CHECK POINT

fuse on board, Vbw or Vsw line on

board.

Next parts will be broken, Vbw line

on Scan Board, Vsw line on

Common Board, (High Voltage

Board).

REWORK

Change the scan or common

board (High voltage board).

12

Single Line

The output of TCP

Vertical

Data Grid Open

Damaged data grid in panel

EX) Sulfur, scratch

CHECK POINT

One line is no-lighting or lighting at

any pure color signal (red, green

blue and black)

CHECK POINT

The surface condition of panel grid.

The output of TCP is fixed at low

level or high level.

This line is very clear and constant.

REWORK

We can not rework this.

REWORK

We can not rework this.

13

Two Lines

The output of TCP

Vertical

Data Grid Shortage

The grids of panel are shortage due

to foreign material.

CHECK POINT

Two lines are lighting at two colors.

CHECK POINT

The surface condition of panel grid.

The closed outputs of TCP are

Shortage.

REWORK

We can not rework this.

REWORK

We can not rework this.

14

Many Lines

Vertical

Data Grid Open

Damaged data grid in panel

EX) Sulfur, scratch

CHECK POINT

The surface condition of panel grid.

REWORK

We can not rework this.

15

Black Block

TCP Broken

Vertical

Data Relay Board

The buffer IC is not working on signal

lines.

The connector on data relay board is

opened by the cracking of solder.

CHECK POINT

The surface of TCP is damaged.

CHECK POINT

Input signal condition.

TCP is not working.

REWORK

We can not rework this.

REWORK

Change the data relay board.

16

Zebra Block

Vertical

Data Relay Board

The lead of the buffer IC or the

connector on data relay board are

shortage by foreign material.

CHECK POINT

Input signal condition.

REWORK

Change the data relay board.

Many Blocks

Data Relay Board

The lead of the buffer IC or the

connector on data relay board are

shortage by foreign material.

CHECK POINT

Input signal condition.

REWORK

Change the data relay board.

17

Single Line

The output of Scan IC

Horizontal

Scan Relay Board

Mis-contact between FPC and the

connector of scan relay board.

CHECK POINT

One line is no-lighting or lighting at

white signal.

CHECK POINT

The output of scan IC.

Reconnection.

The output of scan IC is fixed at low

level or high level.

This line is very clear and constant.

REWORK

Change the scan relay

board.

REWORK

Reconnect the FPC.

18

Two Lines

Horizontal

Scan Relay Board

CHECK POINT

FPC insert shifting.

Foreign material in connector.

The lead of scan IC.

The output of scan IC are shortage.

This line is not clear and not

constant.

REWORK

Clean in the connector.

Reconnect the FPC.

Change the scan relay

board.

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Sony KE-42MR1, KE-42MR1E, KE-42MR42M1 User manual

Sony KE-42MR1, KE-42MR1E, KE-42MR42M1 User manual

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