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Dynex DX-LDVD19-10A - 19" LCD TV, Руководство по обслуживанию

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Dynex DX-LDVD19-10A - 19

11 

/63.

/HIW

Audio Output

*1'

Ground

*1'

Ground

563.

5LJKW

Audio Output


5HPRWH%RDUGDQG.H\ERDUG

Connector

˄&1˅

Pin

number

Signal name

Description

,5B,1

,5

&389

9

 Power

/('B%

%OXH,QGLFDWRUOLJKW

*1'

Ground

/('B5

5HG,QGLFDWRUOLJKW

.

        Key

 Connector

32:(5

.

    Key

 Connector

0(18

.

Key

 Connector

3

.

Key

 Connector

3

.

Key

 Connector

9

.

Key

 Connector

9

.

          Key

 Connector

6285&(

DVD Power Connector (CN5) 

Pin

number

Signal name

Description

1 STB 

stand 

by 

2 5V 

5V 

Power 

3 

GND 

                  Ground 

4 GND 

Ground 

5 12V 

12V 

Power 

DVD Video Connector (CN6) 

PIN 1 

PIN 1 

Содержание DX-LDVD19-10A - 19" LCD TV

Страница 1: ...tial dangers in attempting to service a product Products powered b electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product deal with in this service information by anyone else could result in serious injury or death COLOR TV Model No DX LDVD19 10A 2009 Qingdao Electronics limited company All rights reserved Unauthorized c...

Страница 2: ...ble and assemble 16 4 1 Remove the Pedestal 16 4 2 Remove the Front Cabinet 16 4 3 Remove the LCD panel 16 4 4 Remove the Main Board 17 4 5 Remove the Power Board 17 4 6 Remove the DVD Keypad Assembly and DVD 17 4 7 Remove the Speaker 17 4 8 Remove the Keypad Assembly 17 4 9 Remove the Remote Control Board 17 5 INSTALLATION INSTRUCTIONS 18 6 OPERATION INSTRUCTIONS 21 6 1 Front Panel Controls 21 6 ...

Страница 3: ...3 6 3 Setting up Your Remote Control 23 7 MEASUREMENTS AND ADJUSTMENTS 26 8 Electrical parts 30 8 1 Wiring Connection Diagram 30 8 2 Block Diagram 32 8 3 Circuit Diagram 32 9 Trouble Shooting Guide 50 ...

Страница 4: ... operating and maintenance instructions in the literture accompanying the appliance 1 2 2 Be careful to the electrical shock To prevent damage which might result in electric shock or fire do not expose this TV set to rain or excessive moisture This TV must not be exposed to dripping or splashing water and objects Filled with liquid such as vases must not be place on top of or above the TV 1 2 3 El...

Страница 5: ... insulation resistance is less than M ohm the inspection repair should be required If you have not the 500V insulation resistance meter use a Tester External exposure metal Antenna terminal Headphone jack 1 2 8 Ordering Spare Parts Please include the following informations when you order parts Particularly the Version letter 1 Model number and Version letter The model number can be found on the ba...

Страница 6: ... or has to restart part of a procedure Warning A warning is used when there is danger of personal injury Reference A reference guides the reader to other places in this binder or in this manual where he she will find additional information on a specific topic ...

Страница 7: ...oran775 ATSC Tuner with Clear QAM Yes NTSC Tuner air cable Yes Tuner Module Provider part NXP Comb Filter 3d y c digital USB Port for thumb drive side Supports F W Upgrade MP3 JPEG Yes For firmware update back side with cover PC Input VGA back Yes SIDE BACK Shared Audio Inputs Yes COMPOSITE S VIDEO RF Input back Yes SIDE BACK Watts Channel 3W x 2 Sound Leveler Yes Audio only panel off Yes MTS SAP ...

Страница 8: ...n A Board Main Board B Board Power supply Board C DVD D Speaker 3 2 A Board Main Board 3 2 1 Function Description Main Board Process signal which incept from exterior equipmentˈthen translate into signal that panel can display 3 2 2 Connector definition A Board C B Board D ...

Страница 9: ...wer for panel 4 6 GND Ground 7 A0N LVDS EVEN 0 Signal 8 A0P LVDS EVEN 0 Signal 9 A1N LVDS EVEN 1 Signal 10 A1P LVDS EVEN 1 Signal 11 A2N LVDS EVEN 2 Signal 12 A2P LVDS EVEN 2 Signal 13 14 GND Ground 15 CK1N LVDS EVEN Clock Signal 16 CK1P LVDS EVEN Clock Signal 17 A3N LVDS EVEN 3 Signal PIN 1 ...

Страница 10: ...K FRQWURO 1 Ground 1 Ground 19 57 5 LJKWQHVV GMXVW 21 19 57 5 6ZLWFK RQWURO 9 9 Power 9 9 Power Audio Output Connector CN1 Pin number Signal name Description 18 A3P LVDS EVEN 3 Signal 19 NC NC 20 NC NC 21 NC NC 22 NC NC 23 NC NC 24 NC NC 25 26 GND Ground 27 NC NC 28 NC NC 29 NC NC 30 NC NC PIN 1 PIN 1 ...

Страница 11: ... 9 Power B OXH QGLFDWRU OLJKW 1 Ground B5 5HG QGLFDWRU OLJKW Key Connector 32 5 Key Connector 0 18 Key Connector 3 Key Connector 3 Key Connector 9 Key Connector 9 Key Connector 6285 DVD Power Connector CN5 Pin number Signal name Description 1 STB stand by 2 5V 5V Power 3 GND Ground 4 GND Ground 5 12V 12V Power DVD Video Connector CN6 PIN 1 PIN 1 ...

Страница 12: ...l 6 GND Ground 7 DVD_IR IR control DVD Audio Connector P1 Pin number Signal name Description 1 DVD_L_IN Left track 2 DVD_R_IN Right track 3 GND Ground Update Connector CN4 Pin number Signal name Description 8 5 5HDG 8 7 ULWH 1 Ground 9 9 3RZHU 3 3 B Board Power Board Supply power for Main board and Panel PIN 1 PIN 1 PIN 1 ...

Страница 13: ...10 Pin number Signal name Description 1 1 Ground 1 Ground 867 19 57 5 LJKWQHVV GMXVW 21 2 19 57 5 6ZLWFK RQWURO 9 9 Power 9 9 Power Other Connector AC150V AC240V Input CN13 Power supply for panel CN11 Power supply for panel CN12 3 4 LCD PANEL ...

Страница 14: ...14 Connector definition ...

Страница 15: ...15 ...

Страница 16: ... screw from the pedestal indicated with Then remove the pedestal 4 2Remove the Front Cabinet è é êRemover pin indicated with Remover the six screw indicated with Turn to front cover upwards 4 3Remove the LCD panel èRemover the four screw indicated with éRemover the pin indicated with é ...

Страница 17: ...he four screw indicated with 4 8Remove the Keypad Assembly èRemover the two screw indicated with èRemover the four screw indicated with éThen remove the Shield Shelf 4 6Remove the DVD Keypad Assembly and DVD 4 7Remove the Speaker èRemover the four screw indicated with 4 9Remove the Remote Control Board èRemover the one screw indicated with ...

Страница 18: ...24 5 INSTALLATION INSTRUCTIONS Accessories Remote Control User Manual Battery ...

Страница 19: ...rAVcable connectaudio cables to the corresponding jacks on the back of your TV and on the staellite box 4 Turn on your TV then press INPUTto select VIDEO mode for the type of connection you use 5 Select the channel you want with the remote control for the cable box Connecting a VCR To connect a VCR option 1 1 Make sure that your TV s power cord is unplugged and the VCR is turned off 2 Connect a 75...

Страница 20: ...aldevicehas DVIoutput only use aDVI to HDMI adaptertoconnecttothe HDMIjack thenconnectanaudiocable to the PC AUDIOINjack Connecting a component video device To connect a component video device 1 Make sure that your TV s power cord is unplugged and the component video device is turned off 2 ConnectacomponentvideocabletotheCOMPONENTOUTjacks on the component video device 3 Connect the other end of th...

Страница 21: ...se or decrease the volume 4 CH CH Press to go to the next or previous channel in the channel list VOL VOL CH CH POWER MENU INPUT 5 POWER button Press to turn on your TV Press again to put your TV in standby mode 6 Power indicator Lights blue when your TV is turned on Lights red when your TV is in standby mode Not lit when the power cord is unplugged 7 Remote sensor Receives signals from the remote...

Страница 22: ... page 8 PC AUDIO IN COMPONENT IN AUDIO IN R L VIDEO IN Y Pb Pr S VIDEO IN AUDIO IN L R ANT CABLE IN VGA IN HDMI SERVICE 6 AUDIO IN jacks Connect the audio output L and R from an AV device to these jacks For more information see Connecting a VCR on page 8 7 S VIDEO jack Connect an S Video device to this jack S Video does not carry an audio signal so you will need to connect audio cables from the de...

Страница 23: ... to turn on your TV Press again to put your TV in Standby mode 2 INPUT Press to select the input source 3 CCD Press to turn closed captioning on or off For more information see Using closed captioning on page 20 4 MTS SAP Press to select the audio mode For analog channels you can select STEREO SAP secondary audio program or MONO For digital channels you can select the audio track if more than one ...

Страница 24: ...able 20 AUDIO Press to select the audio track of a DVD 21 PROGRAM Press to program DVD playback 22 OPEN CLOSE Press to eject the DVD 23 DVD Press to go to DVD mode 24 PICTURE Press to select the picture mode You can select Vivid Standard Energy Savings Theater Sports or Custom For more information see Adjusting the picture on page 12 25 SLEEP Press to set the sleep timer For more information see S...

Страница 25: ...k Ifyouruniversalremotecontrolisn t listedonthechart refertoyour universalremotecontrol sinstructions and trycodesforthe brands Orion Emerson Memorex Sansui Sylvania orZenith Youmayneed totryseveralcodesbefore findingamatch 2 Follow your universal remote control s instructions to enter the code you found in Step 1 Tips Ifyouruniversalremotecontrolhasacode searchfeature runacode searchtoidentify ac...

Страница 26: ...y mode menu First press menu Second choose the AUDIO Third input 8893 Finished these operations system will be into the factory mode menu Press to select articles and then press the Right or enter button to sub menu Software Upgrade White Balance Color Temp ...

Страница 27: ...31 Picture Mode Setting Audio Mode Setting ...

Страница 28: ...stom You can also press PICTURE on the remote control to select the picture mode o Brightness Adjusts the brightness o Contrast Adjusts the contrast o Color Adjusts the color saturation o Tint Adjusts the image tint o Sharpness Adjusts the sharpness o Advanced Video Lets you set the following o Aspect Ratio Select Normal Zoom Wide Cinema or Auto Zoom o Overscan Turn this On to adjust the picture s...

Страница 29: ... Press MENU The on screen menu opens 2 Press VOL or VOL to highlight AUDIO then press ENTER CH The Audio menu opens 3 Press CH or CH to highlight an option press ENTER VOL to open the sub menu then press CH to adjust ...

Страница 30: ...vent your children from watching inappropriate material on TV When set parental controls read the rating of the program with some exceptions such as news and sports and deny access to programs that exceed the ratings level you select To watch programs that exceed the selected rating you must enter a password 8 Electrical parts 8 1 Wiring Connection Diagram ...

Страница 31: ...G 0 3 D Q H O 3 R Z H U 6 X S S O R D U G 9 6 LUH 6SHDNHU RQQHFWLRQ LUH 6SHDNHU RQQHFWLRQ LUH RU RQWUoO RDUG 0 5HPRWH RQWURO RDUG VVHPEO H SDG VVHPEO 3RZHU RUG 9 H S D G X W R L Q V H U W H G R D U G V V H P E O Workout Auditing Standard ization Approve brand customer export country special technique document number special number D L H U W S H customer type DX LDVD19 10A LX19 T2W DC16K 0E0100 AME...

Страница 32: ...QWURO RDUG UDFNHW LCD panel bracket Base neck reference number name special number standard number 9 VKLHOG PHWDl 9 0090204117 7HUPLQDO RDUG 0DLQERDUG VVHPEO Plastic Front Cabinet 6SHDNHU UDFNHW 2UQDPHQW 7HUPLQDO ODEHO Speaker SDQHO DFN RYHU DQJLQJ MRLQLQJ 0 3RZHU VXSSO ERDUG H SDG VVHPEO 5XEEHU RQWURO RUDG UDFNW 5HPRWH RQWURO RDUG VVHPEO 8VHU V 0DQXDO 6SDLVK LJKW 7UDQVPLVVLRQ 3LOOD Base pannel 5 ...

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Страница 50: ...fy if correct channel is selected Adjust the antenna Make adjustments by Fine Tune and MANUAL Scan No color for some channel program black and white Verify if the same problem exists in other channels check out of picture and sound system Refer to relative instructions in the Manual for color adjusts Spots with some or all pictures Verify if the antennal is correctly connected Verify if the antenn...

Страница 51: ...ailure check State No power First check cables which connect with PSU then check as follows 1 Check PSB input voltage AC input voltage 120V Connector CN13 2 Check PSB output voltage orderly Voltage 12V 12V Connector CN10 ...

Страница 52: ...k the input Source Change Source input Check the input output Of IC U22 of Main B D Re soldering or change IC U22 Check the input output Of IC U53 of Main B D Re soldering or change IC U53 Check the input output Of IC U32 of Main B D Re soldering or change IC U32 Check the Speaker Change the Speaker Check the Sperker wire ...

Страница 53: ...nel Check the backlight B D Change the backlight B D Check the input output of jack CN2 of Main B D Re soldering or change IC U1 and RNA1 17 Check the input output of Jack CNC1 of Main B D Re soldering or change IC U1 Change the panel Change the Panel wire Check the Panel wire ...

Страница 54: ...LCD Mis align between TCP and Panel Panel failure TCP failure Failure Mode Part Name Description Phenomena Failure cause Dot Defect Bright dot dark dot in panel Incoming Inspection Standard Polarizer Bubble Bladder in Polarizer Bladder between Polarizer and top glass Polarizer Scratch Polarizer Scratch Tine or rigidity arose Panel or Polarizer F M inside Polarizer Eye winker inside Polarizer Eye w...

Страница 55: ...lor Only color abnormal 1 Chip lose action 2 IC short or jointion bad 3 Pannel and vsc connect bad Failure Mode Part Name Description Phenomena Failure cause Mechanlcal Nolse When turn panel appear cacophony Caused by Mechanica noise of backlight unit Ripple Connectric circle Causeed by between mechanism and pannel B L off B L lose action Connect badness between wire and electrode B L dark B L bri...

Страница 56: ... power too much F M F M in B L white balck Rotundity or wirelike F M in B L unit Failure Mode Part Name Description Phenomena Failure cause Light leakage Brightness at bottom of LCM brighter than normal B L unit badness Uniformity B L brightness asymmetric Sheet in B L unit is uneven Mechanlcal or B L Mount hole Lack screw or screw damage Lack screw Screw damage ...

Страница 57: ...48 Sincere Forever ...

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