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- 17 -

1) LED is green.
2) The minute discharged continuously becomes Accomplished from module.

1. Is damage in the LVDS cable?
2. Isn’t the LVDS cable connect well from
Ctrl Board to VSC Board?

Is the VSC Board

normal?

1. Replace cable
2. LVDS Cable connect well from Ctrl Board to VSC Borad

No

Yes

Yes

No

Is the Ctrl Board of Module normal?
1. Check the LED on the Ctrl Board
2. Check the 5V_ON on the Power Board by the DMM.

No

Replace FLI106X0H

IC(IC100)

Operates FLI106X0H(IC100)?

1. Check the Monitor OUT by SCART2 : Connect the another TV set
2. Check the LVDS clock(R240,R243) on the VSC Borad by Oscilloscope?

Replace the

VSC B/D.

Yes

No

Replace the Ctrl B/D

- 18 -

1) The screen does not become the display from specific input mode

(RF, AV, Component, RGB, DVI).

1) Check the all input mode should become normality display.

Is the Tuner normal?

Is the RF Cable connected well?
1. Check the another TV set.

Cable inserts well or Change the RF Cable

Yes

No

No

Operates the FLI106X0H IC(IC100)?
1.Check the Monitor OUT by SCART2 : Connect the another TV SET
2.Check the LVDS clock(R537, R538) on the VSC Board by Oscilloscope?
3.Check the each Input Source. ATV(TV_CVBS : R302), DTV(TU301 Pin23), 

S/AV Mode( SIDE_CVBS_IN : R1160), Component/RGB
(COMP_Y, V/HSYNC : R1122, R1174, R1180)
HMDI(SDA/SCL : IC201 Pin29, Pin30), SCART(SC1/2_CVBS_IN : R977, R521) 
on the VSC Board by Oscilloscope.

Replace the Tuner(TU301)

No

Is normal the Input voltage, IIC Communication?
1.Check the Input Voltage 5V(L303), 3.3V(L1022), 1.8V(TU301 Pin22)
2. Check the Analog/Digital IIC(A:R334,R335 D:R342, R343)

Yes

Replace the FLI106X0H
(IC100).

No

Is Video input of the AV Jack (JK700, 707) normal?
1. Check the CVBS signal in AV jack by Oscilloscope

Yes

Check the input source of Equipment

No

Same as Block A

- 19 -

Is R,G,B input and H,V Sync of the JK701, 703  normal?
1. Check the RGB signal/H(V)SYNC in the RGB Cable

Yes

Check the input source of Equipment

Same as Block A

No

Is Video input of A/V jack normal?

Yes

Check the input source.

Same as Block A

No

No

Is the HDMI(IC201)

normal?

Yes

Same as Block A

Is the TMDS waveform between the

IC and HDMI jacks normal?

Replace the IC201.

No

- 20 -

1) LED is Green.
2) Screen display but sound is not output.

All input(mode) is no

sound?

Only HDMI is No

Sound?

Yes

Download

the EDID data

No

No

YES

Only RF is no sound?

Check the Tuner IN/OUT

TV_L/R_OUT( R356)

No

Yes

IC601(Audio AMP) operates Normal?
1.Check 1.8V, 3.3V, 16V input Voltage (L607, IC601 Pin8, IC601 Pin32)
2.Check the  IIC communication (SDA/SCL : R645, R643)
3.Check the Audio Signal is normal.(SPK_L/R : L603, L604, L606, L610)

Replace the Audio AMP IC

(IC601).

No

No

YES

Replace the VSC Board

Is the speaker On it menu?

1. Menu > Audio > TV Speaker ON/OFF

Set on speaker in menu.
(TV Speaker OFF ? ON)

No

Is the speaker Cable normal?
1. Isn’t  damage in the Speaker Cable?
2. Is the Speaker cable connect well form VSC B/D to Speaker.

Change or Reconnect the

Speaker Cable. 

Yes

Only RF is no sound?

Replace the VSC B/D

Yes

Yes

Check the Input Sound IN/OUT
AV1(SC1_LIN : R1140, SC1_RIN : R1134)
AV1(SC2_LIN : R1146, SC2_RIN : R1145)
AV3(SIDE_LIN : R1306, SIDE_RIN: R1307 )
PC(PC_LIN: R631, PC_RIN : R630)
Component (COMP_LIN : R1178, COMP_RIN: R1179)

No