lcd42v68pk final inspection

7/28/2019 LCD42V68PK Final Inspection

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RSAG2.025. 1475 RSAG2.025. 1475-GTS3LCD42V68PK Technical Notes

c o l o r T V r e c e i v e r

final inspection

Technical Notes

1. An burning period of 45 minutes should be performed before any

operation.

2. Parts that fail to meet the technical requirements, even after debugging,

should be sent for repair with the duly completed process flow card.

3. Signal strength for relevant stations, unless otherwise stipulated, should be

653dBuv , digital signal is 553dBuv.

4. Activities of each process may adjust to the actual needs, provided the

requirements on specifications and tact are met.

5. Any analog data which is not specified in this article should comply

standard status.

6The way to enter the factory mode with user remote:

Press Menu and select Balance then enter the number0532.

The way to enter and quit the factory mode with factory remote:

Press M key.

7The way to enter the factory mode after press OK:

Press Menu and select Balance then enter number of 0532;After

getting into the factory mode,select FACTORY OPTION item and change

U to M,then you can use factory remote normally.

8If you need change factory data, after you changed data, must press menu

key, and waiting the menu disappear, make sure the data is correct changed.

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RSAG2.025.1475 RSAG2.025. 1475-GTS3LCD42V68PK Technical Notes

color TV rece iver

final inspection

BURNING MODE QUITTV CHECK

I. Instruments, pallets and tools

Factory Remote HYDFSR-N-WB 1

User Remote EN-31603 1

Signal attenuatorQF3110C 1

Variable power supply(DH1718-4) 1

Antenna lamp(DIY) 1

II. Operation instructions

1 Quit burning mode ,Check the evenness of the color and brightness

Press the factorys AGING key to quit burning mode.Press the factorys

M key into the factory mode , then press the S2 key , Receive the red,

green, blue, white signal and make sure the color and brightness are even.

2. Receive Philips graphic card signal via channel PB08.

1)Make sure the horizontal center and horizontal amplitude:

Horizontal center deviation should remain within 2mm with the screen

center line.

Horizontal amplitude: make sure the boarder of the pattern just

disappears.

2)Make sure the vertical center and vertical amplitude :

Vertical center deviation should remain within 2mm with the screen

center line.

Vertical amplitude: make sure the boarder of the pattern just

disappears.



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3)Make sure the picture and white balance are defect free.

Note : IF the white balance is deviative, enter factory mode and adjust

the RDRV , GDRV and BDRV to make the color normal.

3.AGC confirmation:

1) Reduce the signal to 34dBuv, check vertical, horizontal and color sync,

and check the sound.

2) Set signal density to 95dBuv, make sure the picture does not distort.

4. change the power source within the range required 100V/240V, make sure

picture and sound remain normal.

5.Check the picture

Receive pane signal via channel PC01 ,make it visibility clearby adjustingthe brightnesscontrast ,confirm no bifurcationdithering and drawbench.

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color TV receiver

final inspection

6 Make sure the resolution

1) Receive digital card signal via channel PZ01.

2) Make sure the picture resolution is no less than 300*400 lines

(horizontal*vertical).

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color TV receiver

final inspection

7 teletext mode check

Receive PH signal via channel PB08.Set TV to the teletext mode by the

TEXT key.Make sure the content and the color of page 201 are normal.

Decrease and increase the pages, and make sure the osd is normal and no

interferential phenomenon.Quit the teletxt mode by TEXT key.

8 Receive PH signal via channel PI34. Press I / I I key continuously and

make sure the function of NICAM is normal. Mono Nicam Dual I

Nicam Dual II Mono

9 Receive signal via channel PI49, Press I / I I key continuously and make

sure the function of NICAM is normal. Mono Stereo Mono

10 Receive channel SD11(SECAM D/K PH CARD), and make sure the picture

and the sound are normal

11 Receive channel SB04(SECAM B/G PH CARD), and make sure the picture

and the sound are normal.

12 Receive channel SL51(SECAM L PH CARD), and make sure the picture

and the sound are normal

13 Set TV to channel 12 and SECAM L mode, receive the signal(63.75MHz

SECAM L)from signal generator 54200, and make sure the picture and

the sound are normal.

14 Get into user menu,set Antenna Power to ON in Function item, Connect

the antenna lamp to LNB,and make sure the light normal.

Note:

Graphic inspection confirmed that access to graphic display graphic

information on the state and the normal can be.

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color TV receiver

final inspection

VGA CHECK


1. PC signal generatorMIK-8256 1

2. Remote EN-31603 1

3. Factory remote (HYDFSR-N-WB) 1

4. Audio signal generator 1


1. Set TV to enter VGA mode , connect audio cable to VGA audio input terminal.2. Receive the follow signals:

640480 \800600\1024768\1280768\12801024(half color bar)

and make sure the picture and the white balance are normal. Receive halfcolor bar, make sure the gray of 16 levels can be distinguished.

3 (1) IF the picture unnormal, Receive full color bar signals(1024*768/60HZ) fro

pc signal generator, Enter to M mode, press TILT key to do col

optimization.Then receive the half color bar signal and confirm the gray of 1levels can be distinguished.

(2) IF the white balance is deviative, enter factory mode to adjust the RDRV

GDRV and BDRV to make the color normal.

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color TV receiver

final inspection

4.Receive FINAL TEST(TIME:13 PATTEN:96)

1)Make sure the horizontal center and horizontal amplitude:


center line.

Horizontal amplitude: make sure the boarder of the pattern just

disappears.

2)Make sure the vertical center and vertical amplitude :

Vertical center deviation should remain within 2mm with the screen

center line.

Vertical amplitude: make sure the boarder of the pattern justdisappears.

FI NAL TEST(TI ME:13 PATTEN:96)

5. Make sure the VGA audio is ok.Note:

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color TV receiver

final inspection

COMPONENT INPUT CHECK


1. PC Signal GeneratorMIK-8256 1


3. Factory Remote (HYDFSR-N-WB) 1


1. Connect RCA cable to Y, Pb, Pr input terminal.Connect sound cable to the

main sound input terminal.Set TV toComponent mode, receive

480I,480P,576I,576P,720P/50,720P/60,1080I/50,1080I/60 half color bar

signals.Make sure the picture and the white balance and sound are normal.

Make sure the gray of 16 levels can be distinguished.

2. (1)IF the picture unnormal, Receive full color bar signals(720P/60HZ) from

pc signal generator; Enter to M mode, press TILT key to do color

optimization.Then receive the half color bar signal and confirm the gray of

16 levels can be distinguished.

(2)IF the white balance is deviative, enter factory mode to adjust the

RDRV , GDRV and BDRV to make the color normal.

3.Receive FINAL TEST(TIME:13 PATTEN:96)

(1)Make sure the horizontal center and horizontal amplitude:


center line.

Horizontal amplitude: make sure the boarder of the pattern just disappears.



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(2)Make sure the vertical center and vertical amplitude :

Vertical center deviation should remain within 2mm with the screen center

line.

Vertical amplitude: make sure the boarder of the pattern just disappears.

FI NAL TEST(TI ME:13 PATTEN: 96)

4PIP FUNCTION TESTset the main state to TV channel ,receive PH card signal, set thesub-channel to component mode,receive half-color bar signal, confirm thecontrol functions normally, the picture detect free. Alternate master channel,to confirm picture, sound are normal.

PIP

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color TV receiver

final inspection

HDMI AND HDCP CHECKI. Instruments, pallets and tools

1. PC signal generatorKIK-8256 1

2. RemoteEN-31603 1

3. Factory remote (HYDFSR-N-WB) 1


Connect HDMI cable to HDMI input terminal.Set TV to HDMI mode, receiv

HDMI signals(time24-30) from PC signal generator, make sure HDMI pictur

and sound is ok. Make sure the gray of 16 levels can be distinguished.Pres

HDCP key, make sure TV HDCP is ok, EDID is ok;

Hal f col or barTI ME26 PATTERN84

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color TV receiver

final inspection

AV CHECK S-Video AND Earphone CHECK


1. PC signal generatorKIK-8256 1

2. RemoteEN-21647 1

3.Oscillograph (VP5520A) 1


1. Set TV to Composite mode, receive half color bar singal(TIME 72 PATTER

84) and make sure the picture and sound are normal.

2. Set TV to S-Video mode, receive half color bar singal(TIME 71 PATTER

84) and make sure the picture and sound are normal.

Hal f col or barTI ME26 PATTERN84

3. Connect earphone and make sure the function of mute is normal. Make sur

the waveform below displayed on the oscilloscope about headphone is norma

and the range change along with the voice .

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RSAG2. 025. 1475 RSAG2.025. 1475-GTS3LCD42V68PK Technical Notes

color TV receiver

final inspection

SCART CHECKI. Instruments, pallets and tools

1. signal generator (FLUKE 54200) 1


3. SCART cable 1


1. Receive color bar signal via channel PZ35, and make sure the picture and

the sound are normal. Set TV to TV mode, and connect SCART cable to

SCART terminal group between two machines, and make sure the picture

and the sound of SCART OUT are normal.

2.00.3VPP 1.40.3VPP2. Set TV to TV. Set SCART OUT option to RGB. Make sure TV mode

change to SCART mode, picture and sound is ok when SCART CVBS

signal is plugin .

Set SCART OUT option to YC. Make sure picture and sound is ok.

Set SCART OUT option to CVBS, and Make sure picture and sound is ok.

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Color TV receiver

final inspection

DMP FUNCTION TEST


1. Remote control(EN-31603) 1

2. U DISK (64M) 1


1.Set TV to DMP mode,Selected U disk image make sure picture browsemiusic normal and make sure the functions of them are defect free. Make sure

the Preview mode normal.

2. Set TV to DMP mode ,to play the *.mp3 flie,make sure the sounds normal.

And To confirm the operation of OSD menu functions properly.3.Audio-visual function test : Set TV to DMP mode ,to play *.rmvb flie/ *.mpgflie/ *.avi ,make sure the picture and sounds defect free.

4.After the completion of the above tests, set machine to TV mode and thenunplug the U disk.

NOTE:1image format only supports jpg format

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color TV receiver

final inspection

! Component arrangement


1. Sharp-nosed pliers (160mm) 1

2. Diagonal pliers 1

3. Cross-headed screwdriver 1

4. Tweezers 1


1. Check high raised components, proper position and separation should b

maintained.

2. Check the power cord.

3. Check for installation reliability of the ultor lead cap .The lead wire shoul

remain safe.

4. Make sure all heat rejecters are fastened securely via screws.

5. Check for broken, wrongly bonded, wrongly arranged wires. (Refer t

requirements of the general ass.)

6. Check for metallic and other foreign matters.

7. All process requirements should be applied carefully, thus to guarante

requirements of EMC.

EMC

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color TV receiver

final inspection

Back cover installation

As per "Final Assembly" manual

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color TV receiver

final inspection

! Secure OverallInspectionI. Instruments, pallets and tools

1. Secure overall tester (AN9640) 12. Standard checkout tester 1

II. Preparation

1Set the value according to the table

ID Item voltage current resistance time state

1 Earthresistance

10A 0.2 2s --

2 Voltageresistance

check

2500Vrms 7.5mA 5s Cold

3 Insulationresistance

500VDC 4M 2s --

4 touchcurrent

242VAC 3.5mA 10s Dynamic

2 Boot-strap Inspection

Secure overall tester Boot-strap need self-checkmake sure junction bo

no input press theokkeyand confirm qualified.

3Standard Inspection

Set standard checkout tester connect to junction boxpress thStart key ,confirm the result the same as checkout testerthis step is four times a day.

III. Operation instructions1. Set Secure overall testers cable connect to TVs VGA input terminal ,an

TVs power cable connect to junction box.2. Press the start key or hit the foot switch ,confirm the Earth resistance

Voltage resistance checkInsulation resistance and touch current is

qualified(three color lamp show greenLCD screen show ok)

Note: Ground Resistance Testing value 0.2 ohms depend on connect tseparate power cable

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color TV receiver

final inspection

Overall Inspection

I. Instruments, pallets and tools1. Remote(EN-31603) 1

2. Signal reducer (QF3110C) 1

3. Rubber hammer 1

4. Factory remote HYDFSR-N-WB 1


1. Picture receipt check.1) Receive Philips picture card signal via channel C08, make sure

brightness and tint of the picture is among normal range.

2) Receive half color bar signal via channel Z16, make sure brightness

and tint of the picture is among normal range.

2.Press the buttons and make sure the buttons function properly and All

buttons should operate smoothly.

3. Sound

1) Receive signal via channel PC25, press VL+/-, make sure the volume does

not change sharply, and there should be no distortion. Set volume to 60, make

sure proper sound is maintained, and the TV set does not go vibrating

abnormally.

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RSAG2.025. 1475 RSAG2.025. 1475-GTS3LCD42V68P Technical Notes

color TV receiver

final inspection

4. Knock machine check

1) Receive Philips picture card signal via channel C08, set volume to

medium.

2) Knock the machine with the hammer twice, check picture and sound.5. Factory settings:

Enter the factory mode, base on the market to set language and country, and

then Press ok key, when TV displays OK(green),and TV return to

channel 1. Press menu key, make display user menu, and turn off the power.

If for special country, after press ok key, press user menu, make sure start up

menu is off, and then change osd language, and change Auto Install to special

country.

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lcd42v68pk final inspection

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