Samsung 320PX Manuel de service Page 1

SERVICEManualTFT-LCD Monitor FeatureLCD-MonitorChassis ModelLS32BHP 320PX▶ VMB (Vertical Marketing Business) Model ▶ MFM (Multi Function Monitor) : C

2. Product Specifications2-12 Product specifications2-1 Development Background- Expansion of Wide LCD Product Market (Public facilities like airport,

13 Circuit Descriptions13-1113 Circuit Descriptions13-1 Main board part13-1-1 MST3383- TMDS Receiver- Convert the DVI input to the TMDS signal and sen

13 Circuit Descriptions13-213-1-3 HYB25D256- 256M DDR Memory13-1-4 STV825713-1-5 TPA3004D2- Sound Processor- Supports the SRS Trusurround- Lip Sync. f

14 Reference Infomation14-114 Reference Infomation14-1 Set UP14-1-1 Connecting to a Computer1. Connect the Power cord to 220V or 110V outlet.2. There

14 Reference Infomation14-214-1-2 Connecting to VCR1. AV input devices like VCRs or Camcorders are connected to the AV IN[VIDEO] or AV IN [S-VIDEO] of

14 Reference Infomation14-314-1-3 Connecting to VCR1.Connect a set of audio cables between the COMPONENT AUDIO IN [L-AUDIO-R] on the Monitor and theAU

14 Reference Infomation14-414-1-4 Connecting to DTV Set Top Box1. Connect a set of audio cables between the COMPONENT AUDIO IN [L-AUDIO-R] on the LCD

14 Reference Infomation14-514-1-5 Connecting SpeakersDon't attempt to move the set while grabbing onto the speakers. This may damage the speakerb

14 Reference Infomation14-614-1-6 Connecting to an Audio System1. Connect a set of audio cables between the AUX L,R jacks on the AUDIO SYSTEM and the

14 Reference Infomation14-714-2 TermsDot PitchThe image on a monitor is composed of red, green and blue dots. The closer the dots, the higher the reso

14 Reference Infomation14-8Multiple Display Control (MDC)A Multiple Display Control (MDC) is an application allowing various displays to be easily and

2. Product Specifications2-22-2 SpecificationsItem DescriptionLCD Panel AMLCD 32" ( LTA320WT-L16 )Scanning Horizontal 30~70kHzFrequency Vertical

14 Reference Infomation14-9OriginatorMode NameResolution (HxV)VESA1360/60Hz1360x768HORIZONTALFrequencyTotal timeActive timeBlank timeBorder (L / R)Dat

14 Reference Infomation14-10OriginatorMode NameResolution (HxV)IBMVGA1640x350IBMVGA2720x400IBMVGA3640x480VESA640/72Hz640x480VESA640/75Hz640x480HORIZON

14 Reference Infomation14-11OriginatorMode NameResolution (HxV)VESA640/85Hz640x480MAC640/67Hz640x480VESA800/56Hz800x600VESA800/60Hz800x600VESA800/72Hz

14 Reference Infomation14-12OriginatorMode NameResolution (HxV)VESA800/75Hz800x600VESA800/85Hz800x600MAC832/75Hz832x624VESA1024/60Hz1024x768VESA1024/7

14 Reference Infomation14-13OriginatorMode NameResolution (HxV)VESA1024/75Hz1024x768VESA1024/85Hz1024x768VESA1280/60Hz1280x1024HORIZONTALFrequencyTota

14 Reference Infomation14-1414-4 Preset Timing ModesSync Polarity(H/V)Pixel Clock(MHz)VerticalFrequency(Hz)HorizontalFrequency(kHz)Display ModeMAC, 64

14 Reference Infomation14-15SEC LT140X1-002 BN07-00004A SA BN68-00239H -SEC LT150XS-L01 BN07-00009A SB -SEC LT150XS-L01-B BN07-00022A SC -SEC LTM150XS

14 Reference Infomation14-16Maker VENDOR P/N PANEL_CODE PANEL_ABB STICKER_CODE RemarksSEC LTM220W1-L01 BN07-00114A S6 ZPD Panel for AMLCD 22" TV

14 Reference Infomation14-17SEC LTM170EU-L15 BN07-00214A STZ High brightness For AMLCD EU-L15 TV ZPD NEW code derivationSEC LTM170E8-L21 BN07-00218A

14 Reference Infomation14-18TOSHIBA LTM15C423(B) BN07-00006A TB -TOSHIBA LTM18C161 BN07-00008A TC -TOSHIBA LTM15C443 BN07-00031A TD -TOSHIBA LTM15C458

2. Product Specifications2-32-3 Spec Comparison to the Old ModelsModelDesign32"(1366x768),SPVA450cd/m2, 1200 : 1, 178/178, 8msD-Sub, DVI-D, BNC

14 Reference Infomation14-19IBM ITSX94S BN07-00017A IA -UNIPAC UM170E0 BN07-00028A UA Loaded by cisdbaHYUNDAI HT15X13 BN07-00035A DA -HYUNDAI HT17E11-

14 Reference Infomation14-20version: T315XW01 ACER T260XW02 BN07-00254A AMZ AUO 26" VE item apply model ACER M170EU01 BN07-00260A ATZ AUO 17"

2. Product Specifications2-42-4 AccessoriesProduct DescriptionQuick Setup GuideBN68-01021DBH68-00527ABN59-00528DBN39-00244B3903-000067BN96-00452E6003-

2. Product Specifications2-5Remote ControlBN59-00489A4301-000121BN96-00597DBatteries (AAA x 2)Cover-HoleProduct Description Ccde. NoRemark

2. Product Specifications2-62-5 Accessories(Sold Separately)Wall mount KITModel:WMB-4050PBN96-01806ABN96-00428CBN39-00246FSpeaker SetStand KITDVI Cabl

3. Alignment and Adjustments3-13 Alignment and Adjustments3-1 Service Mode3-1-1 Entering the Factory menu on the Main board(using REMOCON)- Power Off

3. Alignment and Adjustments3-23-3 Service Mode Menu

3. Alignment and Adjustments3-3- AutoColor Part PC analog Only ( 1024x768@60 16graypattern)The Color Control properly operates only inthe certain patt

3. Alignment and Adjustments3-4

iiCopyrightⓒ 2006 by Samsung Electronics Co., Ltd.All rights reserved.This manual may not, in whole or in part, be copied,photocopied, reproduced, tra

3. Alignment and Adjustments3-5Service MenuAutoColorWhite BalanceMain Advanced SharpnessEnhancersBack EndPanel InfoAV SizeSpread SpectrumResetOptionCh

3. Alignment and Adjustments3-6 - Panel Info Part Display the panel use time and the number of change.Time Reset : Press the menu bu

3. Alignment and Adjustments3-7 - Spread Spectrum/Reset Part Spread Spectrum Adjustment The application status of Spread spectrumAmplitude and Period

3-4 DDC Input ProcessConnecting D-sub cable between the parallel port(printer port) of computer and Monitor.3. Alignment and Adjustments3-8Connecting

3. Alignment and Adjustments3-9- DDC Input Process(DDC file name : SM320PXA1.DDC / SM320PXD1.DDC)The DDC input is available after entering the Service

3. Alignment and Adjustments3-103-5 MDC(Multi Display Control) Program1. Run the SETUP. EXE file.2. Select I Agree.3. Select NEXT.4. Select Install.

3. Alignment and Adjustments3-115. "Yes" Click.6. "OK" Click.

3. Alignment and Adjustments3-123-6 MDC(Multi Display Control) Program_How to use- Connect the serial port of the PC and Beethoven Board with the RS23

3. Alignment and Adjustments3-131. Multiple Display Control is originally set to COM1.2. If the port other than COM 1 is used, any port between COM1 t

3. Alignment and Adjustments3-14- Info Grid shows some basic information necessary to InputSource Control. 1) PCChanges the Input Source of the select

Contents11. Precautions……………………………………………………………………………………………………………………11-11-1 Safety Precautions ……………………………………………………………………………………………………… 1-11-2 Servicin

3. Alignment and Adjustments3-15- Info Grid shows some basic information necessary to Image Size Control.1) Click the Video Source tab to adjust the

3. Alignment and Adjustments3-16- Info Grid shows some basic information necessary to PIP Size Control. 1) PIP SizeShows the current PIP Size of the

3. Alignment and Adjustments3-17- Info grid shows some basic information necessary to PIP Source Control.1) PIP SourceClick the PIP Source tab to dis

3. Alignment and Adjustments3-18- Info Grid shows some basic information necessary to Setting Control. When each function is selected, the set value

3. Alignment and Adjustments3-19- Info Grid shows some basic information necessary to Image Lock.1) Image LockAvailable only the controls for PC and B

3. Alignment and Adjustments3-201) Screen ScrollEliminates the afterimages that can result when the still image is displayed for prolonged periods. Us

3. Alignment and Adjustments3-21-Troubleshooting 1. The display you wish to control does not appear on the Power Control Info Grid- Check the connecti

3. Alignment and Adjustments3-223-7 Updating the program - MAIN-. How to connect1.Connect the serial port of the PC and the input serial port of Beeth

3. Alignment and Adjustments3-231. Flash Download in the File Select menuSet as the figure.Chip Model : Set 2MB_CORTEZ first.2.After the installationC

3. Alignment and Adjustments3-243. 2MB Flash Isp_16_ext. Hex Click Load Config for the auto setting.4. Select the file you want to download on Browse.

Contents77. Block Diagram…………………………………………………………………………………………………………………77-17-1 Main Block …………………………………………………………………………………………………………………7-17-2 SMPS Board ……

4 Troubleshooting4-14 TroubleshootingDoes 12 V appear atPin 12V of CN602? Does DC 12V appear atC653? Check the IP Board.NOCheck the peripheral c

4 Troubleshooting4-2WAVEFORMS12 4 3CN602C653C603C622

4 Troubleshooting4-34-2 No PC(D-SUB) Video Does the waveform as the figure at Pin 6 ( H-sync) and Pin 8 (V-sync) of IC103appear?Does the LED li

4 Troubleshooting4-45566WAVEFORMSCN403C603IC103CN101

4 Troubleshooting4-54-3 No DVI Video Does the LED light up whenturn on the power? Check the power port.YESNODoes 5 V appear at Pin 14 and16 of CN10

4 Troubleshooting4-67 8WAVEFORMSCN403RA102, 105, 107CN101R161R162

4 Troubleshooting4-74-4 No BNC VideoDoes 3.3 V appear atZD109 ~ 113? Press the power button and check the LED.YESNOIs the cable properlyconnected?Reco

4 Troubleshooting4-85-6WAVEFORMS9 10CN403ZD109IC103ZD110~113

4 Troubleshooting4-94-5 No Component VideoDoes 3.3V appear atZD109 ~ 113? Press the power button and check the LED.NOCheck the cable between themain

4 Troubleshooting4-10WAVEFORMS11 1213CN403ZD109R1011~R1013ZD110~113

Samsung Electronics Co.,Ltd.416, Maetan-3Dong, Yeongtong-Gu, Suwon City, Gyeonggi-Do,Korea, 443-742Printed in KoreaP/N : BN82-00135J-00URL : http://it

4 Troubleshooting4-114-6 No Component VideoDoes the LED light up whenturn on the power? Check the power port.NOCheck the cable between themain boar

4 Troubleshooting4-12WAVEFORMS14CN403L101

5 Exploded View & Parts List5-15 Exploded View & Parts ListT0003M0215M0146M0412M0014T0764T0178M0003M00135-1 Exploded View

5 Exploded View & Parts List5-25-2 Parts ListLocation.NoCODE-NO SPECIFICATION & DESCRIPTION Q'TY S.A/SNAT0003 BN96-02512K ASSY COVER P-FR

6 Electrical Parts List-You can search for updated part codes through ITSELF web site.URL : http://itself.sec.samsung.co.kr/6-1 Parts List6 Electrical

6 Electrical Parts List6-2Level Loc. No. Code No. Description & Specification Q'ty SA/SNA...4 D106 0401-001056 DIODE-SWITCHING;MMBD4148SE,10

...4 ZD120 0403-001052 DIODE-ZENER;RD8.2MB,7.7-8.7V,200mW,SOT-2 1 S.A...4 ZD121 0403-001052 DIODE-ZENER;RD8.2MB,7.7-8.7V,200mW,SOT-2 1 S.A...4 ZD12

6 Electrical Parts List6-4Level Loc. No. Code No. Description & Specification Q'ty SA/SNA...4 IC507 1203-001109 IC-VOL. DETECTOR;7045,SOT-89

...4 R461 2007-000071 R-CHIP;22ohm,5%,1/10W,TP,1608 1 S.A...4 R114 2007-000072 R-CHIP;47ohm,5%,1/10W,TP,1608 1 S.A...4 R539 2007-000072 R-CHIP;47oh

6 Electrical Parts List6-6Level Loc. No. Code No. Description & Specification Q'ty SA/SNA...4 R144 2007-000078 R-CHIP;1Kohm,5%,1/10W,TP,1608

1 Precautions1-11-1-1 Warnings1. For continued safety, do not attempt to modify the circuitboard.2. Disconnect the AC power and DC power jack befores

...4 R630 2007-000097 R-CHIP;47Kohm,5%,1/10W,TP,1608 1 S.A...4 R638 2007-000097 R-CHIP;47Kohm,5%,1/10W,TP,1608 1 S.A...4 R501 2007-000100 R-CHIP;68

6 Electrical Parts List6-8Level Loc. No. Code No. Description & Specification Q'ty SA/SNA...4 R168 2007-000869 R-CHIP;4.7Kohm,1%,1/10W,TP,16

...4 RA107 2011-000651 R-NET;10ohm,5%,1/16W,L,CHIP,8P,TP,3216 1 S.A...4 RA108 2011-000651 R-NET;10ohm,5%,1/16W,L,CHIP,8P,TP,3216 1 S.A...4 RA414 20

6 Electrical Parts List6-10Level Loc. No. Code No. Description & Specification Q'ty SA/SNA...4 C425 2203-000189 C-CER,CHIP;100nF,+80-20%,25V

...4 C5027 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 1 S.A...4 C509 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 1 S.A...4 C522 2203-0

6 Electrical Parts List6-12Level Loc. No. Code No. Description & Specification Q'ty SA/SNA...4 C468 2203-000257 C-CER,CHIP;10nF,10%,50V,X7R,

...4 C567 2203-001652 C-CER,CHIP;470nF,+80-20%,16V,Y5V,1608 1 S.A...4 C568 2203-001652 C-CER,CHIP;470nF,+80-20%,16V,Y5V,1608 1 S.A...4 C512 2203-00

6 Electrical Parts List6-14Level Loc. No. Code No. Description & Specification Q'ty SA/SNA...4 C6035 2203-005065 C-CER,CHIP;1000nF,+80-20%,1

...4 C4039 2402-001160 C-AL,SMD;330UF,20%,16V,WT,TP,1008 1 S.A...4 C566 2402-001160 C-AL,SMD;330UF,20%,16V,WT,TP,1008 1 S.A...4 C6018 2402-001160 C

6 Electrical Parts List6-16Level Loc. No. Code No. Description & Specification Q'ty SA/SNA...4 T0052 2703-000398 INDUCTOR-SMD;10uH,10%,3225

1 Precautions1-21-2-1 General Servicing Precautions1. Always unplug the unit’s AC power cord from the ACpower source and disconnect the DC Power Jack

0.1 T0175 BN91-01014L ASSY SHIELD-SPZ;LS32BHPNS/EDC 1 S.N.A..2 M0081 6003-000282 SCREW-TAPTITE;BH,+,-,B,M3,L8,ZPC(BLK),SW 1 S.N.A..2 M0081 6003-000282

6 Electrical Parts List6-18Level Loc. No. Code No. Description & Specification Q'ty SA/SNA...3 ACCESSORY BH75-00146B UNIT-09,WARRANTY;CHINA,-

7 Block Diagrams7-17 Block Diagram- Document can not be used without Samsung's authorization.7-1 Main Block

7 Block Diagrams7-27-2-1 Main - Power Block

7 Block Diagrams7-37-2 SMPS Board

7 Block Diagrams7-4Memo

8-18 Wiring Diagram8 Wiring Diagram8-1 Main Board Wiring DiagramLVDS Connector (Connect to PANEL)NETWORKBoardPower Connector (Connect to IP Board)Powe

8 Wiring Diagram8-2Memo

9-19 Schematic Diagram9 Schematic Diagram-This Document can not be used without Samsung ’s authorization.9-1 Main board Schematics Diagram(Signal inpu

9 Schematic Diagram9-29-1-2 Main board Schematics Diagram (SOUND)

1 Precautions1-31. For safety reasons, more than two people are required for carrying the product.2. Keep the power cord away from any heat emitting

9-39 Schematic Diagram9-1-3 Main board Schematics Diagram (SCALER)

9 Schematic Diagram9-49-1-4 Main board Schematics Diagram (Power & Tuner Option)

9-59 Schematic Diagram9-1-5 SMPS Schematics Diagram (1)

9 Schematic Diagram9-69-1-6 SMPS Schematics Diagram (2)

10 Operating Instructions and Installation10-110 Operating Instructions and Installation10-1 Front 1. MENU2. Navigate button (Up-Down button)3. Adjust

10-1-1 RearThe monitor's rear configuration may vary slightly depending on the monitor model.-Connection Terminal1. RS232C OUT/IN (RS232C Serial

-Connection Terminal10 Operating Instructions and Installation10-35. COMPONENT AUDIO IN [L-AUDIO-R](Component Audio Connection Terminal (Input))6. BNC

10 Operating Instructions and Installation10-4-Connection Terminal8. AV AUDIO IN [L-AUDIO-R](Monitor Audio Connection Terminal (Input))9. AV OUT [VIDE

10 Operating Instructions and Installation10-5-Connection Terminal15. POWER S/W16. POWER IN17. Kensington LockThe Kensington lock is a device used to

10 Operating Instructions and Installation10-610-1-2 Remote Control 1) ON / OFF Use these buttons to turn the monitor on or off. 2) MAGICNET MagicNet

Memo1 Precautions1-4

10-714) ENTER/PRE-CH This button is used to return to the immediately previous channel. [This fuction does not work for this monitor.] 15) CH/P In T

10 Operating Instructions and Installation10-810-2 Installing Stand Kit1. A 'Cover-Protector' is used to protect the hole at the bottom of t

10 Operating Instructions and Installation10-910-2-1 Installing Stand Kit (sold separately)㏘䈔☐ ㉘㾌ⷸ⬘䖼1. A 'Cover-Protector' is used to protec

10 Operating Instructions and Installation10-10Memo

11 Disassembly and Reassembly11-1Description Picture Description1. Place monitor face down on cushioned table. Remove 8 screws from the rear cover.Lif

11 Disassembly and Reassembly11-2Description Picture Description3. Remove the screws and cables as showed the picture.4. Separate the SMPS board and m

Description Picture Description11 Disassembly and Reassembly11-3Description Picture Description5. Remove the screws between side BRKT and front cabine

11 Disassembly and Reassembly11-411-2 ReassemblyReassembly procedures are in the reverse order of disassembly procedures.

12 PCB layout12-112 PCB layout12-1 Main PCB layout Power Connector ( Connect to the IP Board)LVDS Connector ( Connect to the PANEL)Power Connector ( C

12 PCB layout12-212-2 SMPS Board layoutLamp Connector(Connecting to panel inverter- upper/left side)Connecting to AC socket Power GND Connecting to Me