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4

ON SCREEN FAILURE EXAMPLES:

ALIGNMENTS:

Fast Track Troubleshooting Manual

SPECIAL NOTES:

Inform customer of reset of all
Settings if Main Board or Panel is replaced.

1

.    Check/Set Option Bytes:

Green lines or a green screen 

defective main board , LVDS , or 

T-CON.

Pixelization can be caused by the main board

but is more commonly a source error

If  Picture & Display errors 
Defective Main Board, LVDS, 
or T-CON

2. Check/Perform Firmware Upgrade for 
all repairs.
3. Perform reset in Service Mode & 
Plug and Play if Main board is replaced. 

Vertical or Horizontal Lines :Defective      
Panel likely but also T-CON, LVDS, or Main 
Board. Use Test Patterns in Factory Service 
Mode to determine  error) 

Option

Type

Model

Tuner

Region DDR

Light Effect

Audio 

AMP

Ch Table

Country

Front Color

Local 

Set

Exhibition 

Mode

40A1UF0E

UC6400

SEMCO

-

-

OFF

-

-

USA

T-C-BLK

-

-

40D1UF0E

UC6400

SEMCO

-

-

OFF

-

-

USA

T-C-BLK

-

-

40A1UF1E

UC6400

SEMCO

-

OFF

-

USA

T-C-BLK

40A1UF1E

UC6400

SEMCO

-

OFF

-

USA

T-C-BLK

Summary of Contents for UC6400

Page 1: ... Assy names as appearing in parts and any special labels items i e Plasma voltage label SMPS Speaker T CON below Bracket Main Speaker Woofer Version Parts No Short Description ALL BN44 00356B Power PCB SQ01 BN81 04353A T CON PCB CN02 BN81 04454A T CON PCB SS03 BN81 05079A T CON PCB H305 BN81 05769A T CON PCB HQ04 BN81 05769A T CON PCB SQ01 BN94 03404F Main PCB SQ01 BN94 03404J Main PCB CN02 BN94 0...

Page 2: ...ht Confirmation CN201 18 2 Wiring Diagram Include Connector Numbers References and Locations C N 2 0 1 S I G P I N S I G 1 B12V 10 GND 2 A5V 11 GND 3 B12V 12 H_OUT 4 A5V 13 B13V 5 B5V 14 PWM Dimming 6 B5V 15 B13V 7 B5V 16 B5V 8 GND 17 B13V 9 GND 18 IP_DET UN40C6400QFXZA LVDS Cable To Force Backlight On without Main Board 1 Remove Power Cord 2 Disconnect CN201 3 Plug In Power Cord 4 Backlight shoul...

Page 3: ...Remote Service Remote 2 Power off 2 Power On 3 Mute 182 Power 3 Info Factory Fast Track Troubleshooting Manual 2010 Models 1 Select an active source signal HDMI preferred Test Pattern may rely on signal source to appear 2 Access Service Mode 3 Access SVC 4 Access Test Patterns 5 Access Genoa P 6 Check Test Patterns 7 If OK suspect input Source 8 Access Napoli 9 Check Test Patterns 10 If OK and Gen...

Page 4: ...fective Main Board LVDS or T CON 2 Check Perform Firmware Upgrade for all repairs 3 Perform reset in Service Mode Plug and Play if Main board is replaced Vertical or Horizontal Lines Defective Panel likely but also T CON LVDS or Main Board Use Test Patterns in Factory Service Mode to determine error Option Type Model Tuner Region DDR Light Effect Audio AMP Ch Table Country Front Color Local Set Ex...

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