Service Manuals, User Guides, Schematic Diagrams or docs for : BEKO LCD TV LC chassis beko_chassis_lc_service_manual

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beko_chassis_lc_service_manual


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         LC CHASSIS

TFT- LCD TV SERVICE MANUAL
               CONTENTS                      PAGES



Safety instructions                            1

Technical specifications                       2

Power rating and Panel Specifications          3

Remote control explanations                    4

Service Menu of the TV                         5

Set appearrances                               9

Block diagram of the VCTI                     10

Block diagram of Microcontroller (Genesis)    11

Block diagram of power supply                 12

Data sheet of important IC's                  14

Service mode items and explanations           12

Replacement part List                         23

Frequency list of channels                    28
                     SAFETY PRECAUTIONS

   GENERAL GUIDELINES


1. Always use the manufacturer's replacement safety
    components. The critical safety components marked          5        High temperature & high humidity
    with     on the schematics diagrams should not be                   reduce the life-time.
    by other substitutes. Other substitute may create the     LCD is not proper to be used at high temperature
    electrical shock , fire or other hazards. Take            and high humidity. Please keep specified
    attention to replace the spacers with the originals.      temperature and humidity condition.
    Furthermore where a short circuit has occurred ,
    replace those components that indicate evidence of          6-      Keep out of Corrosive Gas.
    overheating.
                                                              Corrosive gas effect the polarizer and the circuit
2. After servicing , see that all the protective devices      chemically and cause defects accordingly.
    such as insulation barriers, insulation papers, shields
    and isolation R-C combinations are correctly                7 -     Electrostatic discharge can make
    installed.
                                                                        Damage
3. When the receiver is not being used for a long time
    of period of time , unplug the power cord of the           There are electro-static sensitive components such
    Adaptor from the AC outlet.                                as CMOS in LCD Module. Please earth human
                                                               body when handle the LCD.In addition, please do
                                                               not touch the interface connector pin with bare.
Color TFT LCD Module is very sensitive
both electrically and physically.Users,
therefore, are requested to follow the                         8-      Do not operate for a long time under
                                                                       the same pattern
"Guidance of handling color TFT LCD
Module"on the followings.
                                                              Operating LCD for a long time under the same
                                                              pattern can cause image persistence and can
   1-      Be careful not to make scratch on the              damage it. Please follow following guidance.
           polarizer.                                         1. Turn the power off when do not use.
Surface of polarizer is soft and can be physically            2. Change the pattern periodically.
damaged easily.
Please do not touch, push or rub polarizer surface
with materials over HB hardness.

   2-       Keep clean the surface.
Please wear rubber glove when touch the surface of
LCD screen. Please use soft and anti-static material
as cleaner.

  3-        Keep out of water.
Water on/in the LCD may cause electrical short or
corrosion. Please wipe out dry or water carefully.

  4-        Prevent swift Temperature &
            Humidity change.
Instantaneous temperature and/or humidity change
can make dew or ice which cause nonconformance
such as malfunction.
                                                   SPECIFICATIONS
Receiving System                                                                         PAL B/G+I+D/K SECAM L/L'
Tuning System                                                                                     PLL FST
Comb Filter                                                                                   Adaptive 4H\2H
LTI, CTI Filters                                                                                  Optional
Sync On Green (SOG) support on graphics                                                            YES
Scaling                                                                                      Upto SXGA at 75Hz
Stereo Decoding (German A2, Nicam, BTSC)                                                     German A2, Nicam
Virtual Dolby                                                                                     Optional
Subwoofer                                                                                         Optional
YPbPr In (Progressive)                               Through D-sub 15 conn.                       Optional
Number of speakers                                                                                2 (L+R)
                                                     Level (1.5, 2.5, Teleweb)                  Teletext 1.5
                                                                                             No Text- Optional
                                                     Type                                   Fast Text -Optional
Teletext                                                                                   Top Text&Fast-Default

                                                     List Mode                                    Optional
                                                     Page Memory                                    10p

                                                                                   ENGLISH, DEUTSCH, DUTCH, FRANCAIS,
                                                                                     ESPA



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