Samsung WS28V55VS8XXEC user manual

User manual for the device Samsung WS28V55VS8XXEC

Device: Samsung WS28V55VS8XXEC
Category: CRT Television
Manufacturer: Samsung
Size: 6.44 MB
Added : 12/11/2013
Number of pages: 90
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Abstracts of contents
Summary of the content on the page No. 1

COLOR TELEVISION RECEIVER
Chassis : KS3A(P)_50Hz(REV. 4)
Model : WS28V53NS8XXEC
WS28V55VS8XXEC
WS32V56VS8XXEC
COLOR TELEVISION RECEIVER CONTENTS
1. Precautions
2. Reference Information
3. Specifications
4. Alignment and Adjustments
5. Troubleshooting
6. Exploded Views and Parts List
7. Electrical Parts List
8. Block Diagrams
9. Wiring Diagram
10. Schematic Diagrams

Summary of the content on the page No. 2

Precautions 1. Precautions Follow these safety, servicing and ESD precautions to prevent damage and protect against potential hazards such as electrical shock and X-rays. 1-1 Safety Precautions 1. Be sure that all of the built-in protective devices are replaced. Restore any missing (READING SHOULD NOT BE ABOVE LEAKAGE protective shields. DEVICE 0.5mA) CURRENT UNDER TESTER TEST 2. When reinstalling the chassis and its TEST ALL EXPOSED METAL assemblies, be sure to restore all protective SURFACES

Summary of the content on the page No. 3

Precautions 1-1 Safety Precautions (Continued) 15. Observe the original lead dress, especially 9. High voltage is maintained within specified near the following areas: Antenna wiring, limits by close-tolerance, safety-related sharp edges, and especially the AC and high components and adjustments. If the high voltage power supplies. Always inspect for voltage exceeds the specified limits, check pinched, out-of-place, or frayed wiring. Do each of the special components. not change the spa

Summary of the content on the page No. 4

Precautions 1-2 Servicing Precautions Warning1: First read the “Safety Precautions” section of this manual. If some unforeseen circumstance creates a conflict between the servicing and safety precautions, always follow the safety precautions. Warning2: An electrolytic capacitor installed with the wrong polarity might explode. 5. Check the insulation between the blades of the 1. Servicing precautions are printed on the AC plug and accessible conductive parts cabinet. Follow them. (example

Summary of the content on the page No. 5

Precautions 1-3 Precautions for Electrostatically Sensitive Devices (ESDs) 1. Some semiconductor (“solid state”) devices 5. Use only a grounded-tip soldering iron when are easily damaged by static electricity. Such soldering or unsoldering ESDs. components are called Electrostatically Sensitive Devices (ESDs); examples include 6. Use only an anti-static solder removal device. integrated circuits and some field-effect Many solder removal devices are not rated as transistors. The following techn

Summary of the content on the page No. 6

Reference Information 2. Reference Information 2-1 Tables of Abbreviations and Acronyms Table 2-1 Abbreviations A Ampere MV Megavolt Ah Ampere-hour MW Megawatt Å Angstrom MΩ Megohm dB Decibel m Meter dBm Decibel Referenced to One µA Microampere Milliwatt µF Microfarad °C Degree Celsius µH Microhenry °F Degree Fahrenheit µm Micrometer °K degree Kelvin µs Microsecond F Farad µW Microwatt G Gauss mA Milliampere GHz Gigahertz mg Milligram g Gram mH Millihenry H Henry mI Milliliter Hz Hertz mm Millim

Summary of the content on the page No. 7

Reference Information Table 2-2 Table of Acronyms ABL Automatic Brightness Limiter I/O Input/output AC Alternating Current L Left ACC Automatic Chroma Control L Low AF Audio Frequency LED Light Emitting Diode AFC Automatic Frequency Control LF Low Frequency AFT Automatic Fine Tuning MOSFET Metal-Oxide-Semiconductor-Field-Effect-Tr AGC Automatic Gain Control MTS Multi-channel Television Sound AM Amplitude Modulation NAB National Association of Broadcasters ANSI American National Standards Institu

Summary of the content on the page No. 8

Reference Information 2-2 IC Line Up Table 2 - 3 IC Line - Up NO SPEC DESCRIPTION REMARK BOARD LOC. NO VDP3130Y Video Processor IC201S Refer to Table 2-3-1 IC601 Multistandard Sound Processor MSP3411G Refer to Table 2-3-2 IC901 MICOM, TTX(MTP) SDA555X EEPROM IC902 KS24L161 Audio AMP IC602 Refer to Table 2-3-3 TDA7297 VM Option HIC201 HIC202 DRGB001 RGB Drive AMP Hybrid IC HIC203 HIC204 Vertical IC LA7845 IC301 KSC2073-H2 Q402 Q401 KSD5703 Horizontal Drive IC HC401 D414 FMP-3FU IC401 KA393 1 MA

Summary of the content on the page No. 9

Reference Information Table 2 - 3 IC Line - Up NO BOARD LOC. NO SPEC DESCRIPTION REMARK TU01S Refer to Table 2-3-4 TCL3101PD09A9(S) TU02S TCL3101PD09A9(S) Refer to Table 2-3-5 FLAT IC501 TDA5109 Video Output AMP R.G.B Drive FLAT IC502 TDA6101Q FLAT IC503 2SC2344 QF04 CRT 2 Push-Pull (VM) 2SA1011 QF05 KSA940 QG02 TR-Power (TILT) Option KSD2073-H2 QG03 KA4558 ICG01 OP-AMP (TILT) KA4558 OP-AMP ICH01 DOUBLE Option 3 FOCUS 2SC4636RB QH01 TR-Power TEA6425 Option ICS01 4 V-S/W Video Switching IC with

Summary of the content on the page No. 10

Reference Information Table 2-3-3 SOUND AMP (IC602) FUNCTION REMARK SPEC 15W x 2CH, 10W x 2CH TDA7297 Table 2-3-4 1’st TUNER (TU01S) SPEC FUNCTION REMARK TCLS3101PD09A(S) CS with LNA Function Main(Old) TCPS3000P CS TCPS3001PD09E(S) CS India TCPW3001PD09A(S) CZ, CW TCL3101PD16A CS Main(New) Note TCPS3001PD09A(S) is out-of-date, TCPS3001PD09D(S) which is up-to-date has the same function. Table 2-3-5 2’nd TUNER (TU02S) REMARK SPEC FUNCTION TCPS3000PC09B(S) CS Sub(Old() TCPS3000PC16B CS Sub(New) Sa

Summary of the content on the page No. 11

MEMO 2-6 Samsung Electronics

Summary of the content on the page No. 12

Specifications 3. Specifications Television CS PAL/SECAM-B/G,D/K,L,I, NTSC-M System Antena Input 75ohms, Coaxial Cable Consumption 130W (Applied When 29” Flat) 220V Only Power Requirements Not Present R815 Free Voltage Frequency 50/60Hz 29 Inch 15W x 2CH Output 21 Inch 10W x 2CH 5W x 2CH Sound Virtual Dolby Option Effect Turbo Sound Pseudo Stereo RCA Input Front Option S-VHS (AV2) Head-Phone RCA99(AV2 Input/Out) Jacks AV1 : Scart I/O, RGB Input, RF Out 2Scart Input/Output AV2 : Scart I/O, M

Summary of the content on the page No. 13

MEMO 3-2 Samsung Electronics

Summary of the content on the page No. 14

Alignment and Adjustments 4. Alignment and Adjustments 4-1 General Alignment Instructions 1. Usually, a color TV-VCR needs only slight 5. Avoid overload. Excessive signal from a touch-up adjustment upon installation. Check sweep generator might overload the front-end the basic characteristics such as height, of the TV. When inserting signal markers, do horizontal and vertical sync and focus. not allow the marker generator to distort test results. 2. Observe the picture for good black and

Summary of the content on the page No. 15

Alignment and Adjustments 4-4 Dynamic Focus Adjustment 1. A dynamic focus adjustment should be done after replacing the CRT PCB, FBT or CRT. ❶ 2. Input a crosshatch pattern. 3. Enter “ STANDARD “ in video mode. 4. Turn the Dynamic focus VR fully clockwise (maximum).( ) ❶ ❷ 5. Turn the Static focus VR fully counterclockwise (maximum).( ) ❷ 6. Slowly turn the static focus VR counterclockwise. Adjust until the ❷ STATIC FOCUS VR vertical line in the middle of the screen H has maximum clarity

Summary of the content on the page No. 16

Alignment and Adjustments 5. Turn the SCREEN VR until “MRCR G B” and “MRWDG” are green and those value are about 100. (The incorrect SCREEN Voltage may result that “MRCR G B” and “MRWDG” should be red) Note 1. When you do not have Toshiba Pattern, follow this method. 1. Set the TV on the condition that AV mode no signal(black) 2. Enter the “Menu” and set the mode to blue screen off. 3. Enter the “Service Mode”. 4. Select “ G2-Adjust”. 5. Set the values as example(Refer to page4-24)

Summary of the content on the page No. 17

Alignment and Adjustments 2 4-6 E PROM (IC902) Replacement 1. When IC902 is replaced, all adjustment data revert to the initial values. So, all adjustment values when servicing should be readjusted. 2. After IC902 is replaced, connect the AC power supply cord. 3. Turn the power switch ON. 4. In stand-by, warm up the TV for at least 10 seconds. 5. Power on the TV. 4-7 White Balance Adjustment  Equipment : Color-Analyzer (CA-100)  Input Signal : Pattern signal (Toshiba pattern) 1. Select STAN

Summary of the content on the page No. 18

Alignment and Adjustments Note 2. KS3A 29” Flat 50Hz, CRT Change(Double Focus → → Single Focu)  Background : It is occurred to service confusion  Cause : CRT Socket PCB change as CRT changing from Double Focus to Single Focus  How to service Code : It is different to CRT Socket Code per focus type CRT Socket Code No For Double Focus 3704-001032 For Single Focus 3704-000114 Case : 1. Using CRT Socket PCB for Single Focus at CRT for Double Focus (1) Change the CRT Socket in PCB(Single → Doub

Summary of the content on the page No. 19

Alignment and Adjustments 4-8 Factory Adjustment 4-8-1 Service Mode 1. To enter the “Service Mode”, Press the remote-control keys in this sequence : - If you do not have Factory remote-control DISPLAY() PICTURE OFF PICTURE ON MENU MUTE - If you have Factory remote-control PICTURE ON DISPLAY() FACTORY 2. After the Service Mode is entered, the initial screen is as shown in the figure below. Service Deflection Video Adjust 1 Video Adjust 2 Video Adjust 3 Option(81h 0Ch) * These hexa digits are

Summary of the content on the page No. 20

Alignment and Adjustments 4-8-2 Memory Data 4-8-2(A) DEFLECTION (GEOMETRIC ADJUSTMENT VALUE) No. OSD Function Remark Adjusts Vertical picture size. Adjust 4:4 upper and below picture size in 1 V Amp Adjust lion head pattern at factory. Adjust 2 V Shift Adjusts Vertical picture position 3 V Slope Adjusts Vertical Slope Correction Adjust 4 V SC Adjusts Vertical s-correction Fix Horizontal east west width. Adjust 5:5 left and right picture size in lion 5 H EW Adjust head pattern at factory. H Tra


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