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Westinghouse LTV-27w2, Service Manual

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Westinghouse LTV-27w2 Service Manual Download Page 23

32" COLOR LCD TV DISPLAY

Appendix A. Part Numbers

22

www.westinghousedigital.com

PART NUMBER 

DESCRIPTION 

QUANTITY

Power  

3090107601 

AC POWER CORD L=1800 BLK NA #18x3C 

1

4900211680 

POWER SUPPLY 90-264 VAC TV USE 

1   

PCBA  

5600110347 

PWB ASSY MAIN BD LT32AAN 43AAB 

1

5600110348 

PWB ASSY FRONT BD LT32AAN 43AAB 

1

5600110349 

PWB ASSY FUN. KEY BD LT32AAN 43AAB 

1

5600110350 

PWB ASSY IR BD LT32AAN 43AAB 

1   

Internal Cables 

 

3080325500 

CABLE RCA L1800 RED/WHITE 2P 

1

3080325700 

CABLE RCA L1800 G/B/R 3P 

1

3080521201 

CABLE FFC 30P L280 T2 

1   

Accessory  

5041809000 

REMOTE CONTROL FOR LT30BAN43AAB 

1

3532096300 

MANUAL PACKING ASSY WDE USA 

1

5010016200 

MANUAL QUICK CONNECT GUIDE WDE LT3 

1   

Mechanical Parts 

 

3200667500 

NAME PLATE NI WDE LOGO OD16.5 T.1 

1

3200667601 

LABEL CONNECTOR-L 231.4x43.25 WDE 

1

3200668001 

LABEL CONNECTOR-R 231.4x43.25 WDE 

1

3201993300 

LABEL ID 119.5x59.5 WDE LT32AAN 

1

3211044700 

MYLAR FILM 750x440 T.1 LT32AAN43AA 

1

3360258900 R/C 

ABS 

LT32AAN43AAB 

W2VFA1AT 1

3360738300 

FUNCTION KEY ABS W7VFA1LS 

1

3361215800 

COVER D-SUB ABS W7VRA1LS 

2

3361216000 

COVER EARPHONE ABS W7VRA1LS 

1

3368224900 CABINET 

ASSY 

LT32AAN43AAB 

W2VRA1AT 

1

3368232600 BASE 

ASSY 

LT32AAN43AAB 

W2VFA1AT 

1

3368319300 F/B 

ASSY 

LT32AAN43AAB 

W2VFA1AT 1

3369014600 SPK 

COVER 

ASSY 

LT32AAN43AAB 

W2VFA1 

1

3460205501 

BRACKET PANEL SECC 466x452.5x43 T1 

1

3460205801 

BRACKET D-SUB-R SECC 399.2x47.5x35 

1

3460205901 

BRACKET D-SUB-L SECC 399.2x47.5x35 

1

3460206001 

BRACKET SIDE-R SECC 472.5x67.5x30. 

1

3460206100 

BRACKET ARM-BASE SECC 223.8x49.5x2 

1

Summary of Contents for LTV-27w2

Page 1: ...Model No LTV 27w2 LTV 32w1 Type No SLT27A SLT32A 27 32 Color LCD TV Display ...

Page 2: ... Notices 2 2 Specifications 3 2 1 General 3 3 Testing 5 3 1 Environment 5 3 2 Tests 5 3 3 Factory Settings 9 4 Front Panel Controls 10 4 1 User Control 10 4 2 Internal Function Key 12 4 3 OSD Functions 12 Appendix A Part Numbers 20 Appendix B Exploded Diagram 24 Appendix C Block Schematic Diagram 25 ...

Page 3: ...and continued operation and to protect the display from overheating Do not block ventilation slots and openings with objects or install the display in a place where ventilation may be hindered Do not install this display near a motor or transformer where strong magnetism is gener ated Images on the display will become distorted and the color irregular Do not allow metal pieces or objects of any ki...

Page 4: ...C Audio In 2 RCA Red White Audio L R In Audio Out 3 5mm Stereo Headphone Compatibility Color System NTSC Audio Output Built in Speaker 2 x 9 watt speakers Physical Dimensions 26 8 W x 22 H x 7 3 D w Base 26 8 W x 20 5 H x 4 0 D w o Base Weight 30 lbs w Base 26 lbs w o Base Power Adapter Input AC 90 240VAC 50 60 Hz auto switch 1 6A universal Power Consumption Normal Mode Under 150W Power off Mode U...

Page 5: ...lity Color System NTSC Audio Output Built in Speaker 2 x 9 watt speakers Physical Dimensions 31 3 W x 25 5 H x 8 D w Base 31 3 W x 23 5 H x 3 8 D w o Base Weight 34 lbs w Base 30 lbs w o Base Power Adapter Input AC 90 240VAC 50 60 Hz auto switch 1 6A universal Power Consumption Normal Mode Under 150W Power off Mode Under 3W Operating Temperature 32 F to 95 F 0 C to 35 C Regulation Safety EMC UL C ...

Page 6: ...midity 10 to 95 no condensation Operating Altitude 0 meters to 3 000 meters Storage Altitude 0 meters to 12 000 meters Test Fixture Equipment Video Generator CHROMA VCD DVD VCR GAME DVHS PLAYER Pattern Generator CHROMA2225 VG828 VG848 VG858 3 2 Tests Component 1 2 AV 1 2 S Video TV Function Function Key test YPbPr Composite AV port S Video Port Toggle Test Connect a YPbPr video signal to the Compo...

Page 7: ...ect an audio source to each audio input VGA DVI AV x 2 and component x 2 and the speakers should output sound Speaker Specifications Line Input Connection 3 5 mm stereo Jack x 1 RCA Jack L R x 5 Line Input Signal 0 5Vrms 1 414Vp p Line Input Impedance 10KΩ Maximum Power Output electric 9W x 2 10 THD at Freq 200Hz 15KHz Frequency response 200Hz 15KHz into 8Ω Load Distortion 10 THD Audio DPMS Speake...

Page 8: ...filter Hue Magenta and Sky Blue color should be the same when seen through a Blue color filter Crosshatch pattern should have no visible noise In low bandwidth pattern there shouldn t be any dots on the transition edges In high bandwidth pattern there shouldn t be any loss of resolution and the scaling should be correct This is a sample with no visible noise There shouldn t be any visible noise at...

Page 9: ...the enter password and rating message After entering the password and the image should display again Power Supply Tests Power Consumption Test Table Audio Test Connect a VGA audio input source to VGA audio input The audio function of Balance Bass and Treble should be working normally Connect AV1 AV2 AV S Video audio input source to AV L R audio input The audio function of Balance Bass and Treble s...

Page 10: ...s 0 0 0 0 0 0 None None Aspect Ratio FILL Backlight 100 Volume 30 Bass 10 Treble 10 Balance 0 MTS Stereo None None None None None None None Mute OFF Speaker Internal Display Mode OFF Main Source TV PIP Source VGA PIP Position H position 100 V position 100 PIP Size SMALL Audio From TV TV CATV CABLE STD Closed Caption OFF Sleep OFF MPAA Rating None TV PG Rating None MENU Position H position 0 V posi...

Page 11: ...e to these jacks Audio R L 3 AV2 Video Input Connect an external video device such as a VCR DVD or video game system 4 Headphone Jack 1 Menu Turn OSD Menu ON OFF 2 Volume Increase Decrease sound volume or adjust a highlighted con trol while in the OSD Menu 3 Channel Channel up down when Input is TV or highlight a control while in the OSD Menu 4 Input Select Active Video Input or choose a selection...

Page 12: ...antenna or cable service 6 VGA Audio IN Using the cable provided connect to the Audio out Green from a computer 7 VGA Using a 15 pin VGA cable connect to a computer or other device with a VGA output 8 DVI Audio Input Left Right Connect an audio source 9 DVI Using the 20 pin DVI connect to a computer or other device with a DVI output 10 YPbPr1 Input Connect an external video device with component o...

Page 13: ...isplay the OSD main menu press the Menu button on the right side of the LCD TV or on the remote control Use arrow keys to highlight the desired OSD sub menu Main Menu To select a sub menu press θΘ on the right side of the LCD TV or the θΘ key on the remote control Function Hot Key Remark Turn on Burn in Mode VOL Input Power Button ISP Mode MENU VOL Power Button Factory Mode While in the Burn in mo...

Page 14: ...stment Contrast Contrast adjustment Saturation Saturation adjustment Hue Hue adjustment Color Temp Color temperature adjustment Color 1 Color 2 Color 3 Sharpness Sharpness adjustment Sharpness cannot be adjusted in PC mode Aspect Ratio Set display to STANDARD FILL ZOOM Backlight Backlight adjustment Reset Reset video settings ...

Page 15: ...s NOTE The GRAPHIC menu is only available when VGA source is selected Function Name Function Auto Adjust Automatically adjust the horizontal phase of the image Clock Clock adjustment Phase Phase adjustment Position Adjust the horizontal and vertical position of the image ...

Page 16: ...unction Volume Volume adjustment Bass Bass adjustment Treble Treble adjustment Balance Balance adjustment MTS MTS Selection NOTE This function depends on the type of broadcast being received Mute Select Audio OFF or ON Speaker Select internal or external speaker Reset Reset audio settings ...

Page 17: ...n in Table 1 Swap Swap main screen and sub screen source PIP Position Sub screen display horizontal vertical position adjustment PIP Size Sub screen display size adjustment Small Medium Large Audio From Select main screen or sub screen audio sources Table 1 Main VGA DVI AV1 AV2 S Video YPbPr1 YPbPr2 TV VGA X O O O O X X O DVI O X O O O O O O AV1 O O X X X O O X AV2 O O X X X O O X S Video O O X X ...

Page 18: ...Cable HRC Cable IRC Auto Scan Automatically detect available TV channels Channel EDIT Add Delete the selected TV channel Close Caption Turn the Close Caption OFF or CC1 CC2 CC3 CC4 TEXT1 TEXT2 TEXT3 TEXT4 Function Name Function Lock Menu Turn parental control OFF or ON MPAA Rating See next page TV PG Rating See next page Password EDIT Change Password see next page ...

Page 19: ...nce only TV PG Rating Password Edit TV PG Rating TV Y All children TV Y7 For older children TV G General audience TV PG Parental guidance suggested TV 14 Parents strongly cautioned TV MA Mature audience only Change Password Function Name Function SEXUAL SITUATIONS SEXUAL SITUATIONS SEXUAL SITUATIONS VIOLENCE VIOLENCE VIOLENCE FANTASY VIOLENCE FOUL LANGUAGE FOUL LANGUAGE FOUL LANGUAGE SUGGESTIVE DI...

Page 20: ...meout Set the time to turn off the OSD automatically Language OSD language selection Sleep Timer Set sleep timer to turn off the power automatically Transparency Set OSD transparency level DPMS Select DPMS On Off LED Turn LED on or off System Info Display Input source type and signal Factory Reset Restore factory default settings General Settings ...

Page 21: ...L FOR LT30BAN43AAB 1 Screws 3100300600 SCREW M M3x0 5x6 PAN C S P S20C ZN 21 3100431600 SCREW M M3x0 5x16 PAN C S20C ZN BL 4 3105051501 SCREW M 4 40x7 HEXH 4 40x3 S18C 6 3105124700 SCREW M M4x0 7x16 FF C S18C ZN BLK 6 3105126600 SCREW M M4x0 7x6 5 FF C S18C NI NL 4 3105221000 SCREW M M3x0 5x6 FF C S18C ZN 10 3105225300 SCREW M M3x0 5x4 FF C S18C ZN 23 3105281900 SCREW M M3x0 5x8 FF C S18C ZN BLK 6...

Page 22: ... BRACKET PANEL SECC 401x400x52 T1 1 3460206800 BRACKET SIDE MOUNT LEFT SECC 385x4 1 3460206901 BRACKET SIDE MOUNT RIGHT SECC 385 1 3460214800 BRACKET IO LEFT SECC 382x49x30 T1 1 3460214901 BRACKET VESA I SECC 225x130x9 1 T2 1 3460215101 BRACKET IO RIGHT SECC 382x49x30 T1 1 3461261800 SHIELD CAN UP SECC 225x172x44 T 3 1 3461261900 SHIELD CAN DOWN SECC 225x172x44 T 1 3461265800 SHIELD CAN INV SECC 3...

Page 23: ... GUIDE WDE LT3 1 Mechanical Parts 3200667500 NAME PLATE NI WDE LOGO OD16 5 T 1 1 3200667601 LABEL CONNECTOR L 231 4x43 25 WDE 1 3200668001 LABEL CONNECTOR R 231 4x43 25 WDE 1 3201993300 LABEL ID 119 5x59 5 WDE LT32AAN 1 3211044700 MYLAR FILM 750x440 T 1 LT32AAN43AA 1 3360258900 R C ABS LT32AAN43AAB W2VFA1AT 1 3360738300 FUNCTION KEY ABS W7VFA1LS 1 3361215800 COVER D SUB ABS W7VRA1LS 2 3361216000 C...

Page 24: ...10 FPH C S20C ZN BL 8 3100300600 SCREW M M3x0 5x6 PAN C S P S20C ZN 9 3105051501 SCREW M 4 40 7 HEXH 4 40x3 S18C 4 3105120100 SCREW M M4x0 7x12 PAN C S P S10C Z 4 3105128700 SCREW M M4x0 7x8 5 FF C S18C ZN BL 12 3105128900 SCREW M M4x0 7x6 FF C S18C NI 26 3109016100 SCREW T 3x1 27x8 FPH C S18C ZN Y 8 3109020500 SCREW T 4x1 6x10 PAN C S18C ZN Y 11 3109028000 SCREW T 4x1 6x26 PAN C S18C BLK 8 310902...

Page 25: ...27 32 COLOR LCD TV DISPLAY Appendix B Exploded Diagram 24 www westinghousedigital com EXPLODED DRAWING ...

Page 26: ...udio I P AV1 audio I P From Front BD Component1 audio I P AV2 audio I P PC DVI audio I P PC D SUB audio I P Component2 audio I P LVDS To Panel To Speaker To Speaker DDRAM IC404 DVI Analog Video Video ADC Port1 Port2 Scaler GM1501 IC401 FLASH ROM IC406 SW IC601 ADG774 SW IC602 ADG774 Video decoder VPC3230 IC701 FLI2300 IC702 SDRAM IC405 IC605 SIL151 V Chip Z86129 IC703 Teletext SDA5550 IC706 SW IC7...

Page 27: ...Westinghouse Digital Electronics City of Industry CA www westinghousedigital com SE SG 2702 0501 Service Manual for 27 32 Color LCD TV Display 4 15 05 ...

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