background image

- 10 -

4. Total Assembly line process

4.1. Adjustment Preparation

(1) Above 30 minutes Heat-run in RF no signal 
(2)15 Pin D-Sub Jack is connected to the signal of Pattern

Generator.

4.2. Confirm color coordinate of AV2

(1) Set Input to AV2.
(2) Input signal : CVBS, PAL @ 50Hz

Full White 216/255 gray level (85 IRE, Model : 202 
Patter : 78 at MSPG925L)

(3) Set PSM : Dynamic / CSM : Cool
(4) Confirm whether x=0.276±0.03, y=0.283±0.03, y

0.250 or

not.

4.3. Other quality

(1) Confirm that each items satisfy under standard condition

that was written product spec..

(2) Confirm Video and Sound at each source.

1) AV

(a) Select input AV1 and check whether picture is

displayed or not. - Check whether SCART output
picture is displayed or not.

(b) Select input AV2(S-video) and check whether picture

is displayed or not.

(c) Select input AV2(CVBS) and check whether picture

is displayed or not.

2) TV : Select input TV and check below item.(In Gumi factory)

C05(E05) – Check TELETEXT Function (Applicable

to the model that has Teletext code set-
up item in Product spec)

C07(E07) – Check Nicam DUAL
C52 (E52) – Check Nicam Stereo
* Refer to “6.Preset CH information” 

4.4. Power consumption confirmation

(1) Check if Power LED Color and Power Consumption

operate as standard.

(2) Measurement Condition : 230V~, 50Hz (Analog)
(3) Confirm Stand-by operation.

4.5. Outgoing condition Configuration

(1) After all function test, press IN-STOP Key by Service

Remote control. And make outgoing condition.

(2) When pressing IN-STOP key by service remote control,

LED is power off in a little time and then automatically LED
is changed the stand-by status(RED Color).(Must not AC
power OFF at that time)

4.6. Option data setting (SVC OSD setting)

- Tool Option

20LS5R-ZA

REMARK

8 9 6

Resolution

0

Module

0

TV

1

SCART

1

AV2

1

COMPONENT

0

PC-RGB

0

DVI

0

HDMI

0

- Area Option [ A B ]

(A) 0 : FACTORY MODE OFF

1 : FACTORY MODE ON

[Caution] FACTORY MODE ON only used in factory.

(B) 0: default Option setting.

1~4: The other Area Option setting.(Reserved)

[Caution] Initial Setting of Area Option is [1 0] in production line.

After IN-STOP, Area Option will change [0 0].

If Area Option isn

t 00 after IN-STOP, must change to 00. (Using 

G

key on R/C)

No

Item

Condition

Remark

OPTION 1 [6]

1

200PR

0

0 : 200 PR Off

1 : 200 PR On

2

ACMS

1

0 : ACMS Off

1 : ACMS On

3

TEXT

1

0 : TOP

1 : FLOF

4

CH+AU

0

0 : Except below area

1 : China, Australia

5

BOOSTER

0

OPTION 2 [2]

1

SYS

0

0 : BG/I/DK/L

1 : BG/I/DK/M

2

A2 ST

1

Acting FM-ST after checking Nicam

3

I II SAVE

0

0 : I II SAVE Off

1 : I II SAVE On

4

HDEV

0

0 : Except below area

1 : China

5

V-Curve

0

0 : Turbo Volume Off

1 : Turbo Volume On 

6

MONO

0

OPTION 3 [2]

1

KEY-TYPE

2

2 : 8Key

OPTION 4 [3]

1

Default Lang

3

2

Lang

0

Chesky  Dansk  Deutsch  English  Español  Français

Italiano  Magyar  Nederlands  Norsk  Polski  Português

ΡУССКИЙ

Romaneste  Suomi  Svenska

3

T- Lang

0

AUSTRIA  NORWAY  BULGARIA  POLAND 

CROATIA  PORTUGAL  CZECH  RUMANIA 

DENMARK  RUSSIA  ENGLAND  SERBIA 

ESTONIA  SLOVAKIA  FINLAND  SLOVENIA 

FRANCE  SPAIN  GERMANY  SWEDEN 

GREECE  SWITZERLAND  HUNGARY

TURKEY  ITALY  ARAB  LATVIA  HEBREW

NETHERLANDS  Others

OPTION 5 [9]

1

2HR-OFF

1

0 : 2 Hour off option -OFF

1 : 2 Hour off option -ON

2

TV-LINK-TUNER

0

3

FACTORY-MODE

0

0 : EEPROM Write Protection On

1 : EEPROM Write Protection Off

4

CHANNEL-MUTE

1

0 : Channel Mute Off

1 : Channel Mute On

Содержание 17LS5R Series

Страница 1: ...LCD TV SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LP68A MODEL 17LS5R 17LS5R ZA website http biz LGservice com ...

Страница 2: ... 2 CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 9 TROUBLE SHOOTING 13 BLOCK DIAGRAM 17 EXPLODED VIEW 20 REPLACEMENT PARTS LIST 22 SVC SHEET ...

Страница 3: ...Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metallic parts such as antenna terminals phone jacks etc If the exposed metallic part has a ...

Страница 4: ...y obtain and wear a commercially available discharging wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge buildup or exposure of the assembly 3 Use only a grounded ...

Страница 5: ...not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replaced component and adjacent components and the circuit boa...

Страница 6: ...VDS Color Depth 6BIT WITH FRC 16 2M colors Size mm 385 5 W x 396 5 H x 15 8 D Max Surface Treatment Hard Coating 3H Anti Glare HAZE 3 Operating Mode Normally Black Back light Unit 4 CCFL 6 lamps R T Typ 5ms Typ 9ms Max No 1 Product Dimension Width W Length D Height H Before Packing 463 3 166 3 353 5 After Packing 527 175 470 2 Product Weight Only SET 3 94 kg CPT With BOX 5 04 kg CPT 3 Container In...

Страница 7: ...4 MTBF Hours Min Lamp Life 50 000 Hours MIN 5 Operating Environment Temp 10 35 deg Humidity 20 80 6 Storage Environment Temp 10 60 deg Non condensing Humidity 5 90 Non condensing 4 Optical Characteristic No Item Specification Remark Min Tpy Max 1 Viewing Angle R L 89 89 CR 10 U D 89 89 2 Luminance Luminance cd m2 320 400 PSM Dynamic CSM Cool White luminance uniformity 75 80 White 100 IRE 3 Contras...

Страница 8: ...annel Fine Search Name Programme Edit To set Favourite Programme Off 7 PICTURE PSM Dynamic Standard Mild Game User Contrast 100 Brightness 50 Colour 60 Sharpness 50 Tint 0 CSM Cool Normal Warm User Red 0 Green 0 Blue 0 Reset To set 8 SOUND SSM Flat Music Movie Sports User AVL Off Balance 0 9 TIME Clock Off time Off On time Pr 1 Vol 30 Off Auto sleep Off 10 SPECIAL Language English 16 Language Coun...

Страница 9: ...oad download file XXXX bin by clicking Read 4 Click Auto tab and set as below and then click Run 5 After downloading check OK message APC After Manual Insert executing APC 3 2 ADC Process 1 PC input ADC 1 Auto RGB Gain Offset Adjustment a Convert to PC in Input source b Signal equipment displays Output Voltage 730 mVp p Impress Resolution XGA 1024x768 60Hz Pattern gray pattern that left right is b...

Страница 10: ...me and then automatically LED is changed the stand by status RED Color Must not AC power OFF at that time 4 6 Option data setting SVC OSD setting Tool Option 20LS5R ZA REMARK 8 9 6 Resolution 0 Module 0 TV 1 SCART 1 AV2 1 COMPONENT 0 PC RGB 0 DVI 0 HDMI 0 Area Option A B A 0 FACTORY MODE OFF 1 FACTORY MODE ON Caution FACTORY MODE ON only used in factory B 0 default Option setting 1 4 The other Are...

Страница 11: ...r Save They have different range each mode FOS Adjustment Drive adjustment Offset adjustment Bright adjustment Luminance adjustment Auto COLOR Adjustment 0 COOL 1 NORMAL 2 WARM 3 USER 00 Factory mode Off FF Factory mode On 0 TV 1 AV1 2 AV2 3 Component 4 RGB 5 DVI No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Adjustment Contents EEPROM ALL INIT EEPROM Read EEPROM Write COLOR SAVE R G B cuto...

Страница 12: ...ch RGB WHITE MATRIX C B PHILIPS Crosshatch Crosshatch PHILIPS Colorbar Crosshatch Circle DIGITAL Crosshatch DIGITAL Crosshatch Colorbar DIGITAL DIGITAL DIGITAL DIGITAL Crosshatch 16 9 Monoscope Monoscope SMPTE Colorbar White Raster White Raster Crosshatch Circle Colorbar Philips Color Bar 2 Monoscope Color Bar 2 Color Bar Philips SECAM DK PAL BG PAL BG PAL I SECAM BG PAL BG PAL BG PAL BG PAL I PAL...

Страница 13: ...r off Check short of main B D or Change Lips Change IC903 Change LED Assy Check 15V or 5V of Lips Check Output of IC903 Check LED Assy Check P901 P270 Connector Fail Fail Change Q904 Check Output of Q904 Fail Pass Fail Pass Pass Pass A Process ...

Страница 14: ...C910 Check inverter connector or inverter Check inputting source cable and jack Repeat A PROCESS Fail Change IC900 IC901 IC906 IC908 IC909 IC910 Fail Change IC100 Fail Change inverter connector or inverter Fail Change panel link cable or module Fail Check panel link cable or module Pass Pass Pass Pass Pass B Process ...

Страница 15: ...0 L801 Check the signal of R104 R106 R108 R131 L822 L800 L801 Repeat A Process Check the output of TU500 Check the input output of IC100 Check inputting source cable and jack Fail Fail Fail Fail Re solder or change the defect part Check X101 Check 5V of TU500 Re solder or change the defect part Pass Pass Pass ...

Страница 16: ...input Check the input source Fail Pass Re solder or Change the defect part Check X301 Check the input output of IC100 Fail Pass Re solder or change the defect part Check the input output of IC400 Fail Pass Change the speaker Check the speaker Fail Pass ...

Страница 17: ...S Video Jack Stereo In Option H P Output LED IR Control Power Video Audio Data Address Data CLK DQM W EZ CASZ RASZ EEPROM 24C02 M12L16161A 5TG SDRAM CVBS Tuner CVBS Tuner SCL SDA SCL SDA SCL SDA SIF_OUT CVBS OUT MST96585 Scaler Video Decoder SCART Jack D Sub Option RS 232C Option Rx Tx CS4352 DAC 3 3V 12V Regulator Regulator Regulator Regulator Regulator 5V 1 8V LED IR Board Control MX232A RS 232C...

Страница 18: ...lock Selects input Video signals like CVBS Y C SCART RGB and output LVDS TTL signal through Scaler On decoding We can control signal like Contrast Brightness Sharpness Color tint signals including Adaptive Comb Filter 2 Audio Decoder This block analyzes audio input signal through A V Jack and PC audio and Tuner SIF The analyzed signals transmitted to audio amplifier On decoding We can control sign...

Страница 19: ... 19 MEMO ...

Страница 20: ... 20 300 200 580 520 591 590 120 521 800 400 530 531 431 433 432 100 521 EXPLODED VIEW ...

Страница 21: ......

Страница 22: ......

Страница 23: ...Feb 2007 Printed in Korea P NO MFL37159905 ...

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