Service Manuals, User Guides, Schematic Diagrams or docs for : LG Plasma 42PX5D 42PX5D.part1

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42PX5D.part1


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                                                  website:http://biz.LGservice.com
                                  e-mail:http://www.LGEservice.com/techsup.html




PLASMA TV
SERVICE MANUAL
CHASSIS : DF-054B

MODEL : 42PX5D
                42PX5D-EB

CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
                                              CONTENTS




SAFETY PRECAUTIONS ....................................................................................3

DESCRIPTION OF CONTROLS ..........................................................................4

SPECIFICATIONS ................................................................................................8

ADJUSTMENT INSTRUCTIONS .......................................................................10

TROUBLE SHOOTING GUIDE ..........................................................................15

PRINTED CIRCUIT DIAGRAM ..........................................................................24

BLOCK DIAGRAM .............................................................................................28

EXPLODED VIEW ..............................................................................................30

EXPLODED VIEW PARTS LIST ........................................................................31

REPLACEMENT PARTS LIST...........................................................................32

SCHEMATIC DIAGRAM.........................................................................................

PRINTED CIRCUIT BOARD ..................................................................................




                                                      - 2 -
                                                SAFETY PRECAUTIONS

                                                IMPORTANT SAFETY NOTICE
M                                               a                                                n                                               y
e                      l                        e                      c                         t                         r                      i
c                                                                      a                                                                          l
a                                                                      n                                                                         d
m                                               e                                                c                                               h



General Guidance                                                           f                         r                     o                         m
                                                                           a
A                      n                                 isolation         c
Transformer           should        always             be    used          c
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i                              n                                 g         d                e                     n                t                 s
t                              h                                 e         r            e                 s            u               l             t
s          e                    r                    v            i        i                                      n                                  g
c                                                                          i                                                                         n
i       n             g                                  o        f        p            e                 r            s               o             n
a                                                                          a
r                 e                         c                     e        l
i                 v                         e                     r        i                                                                         n
w           h                  o                     s            e        j                         u                      r                        y
c                                                                 h        f                         r                     o                         m
a                              s                                  s        e                                      l                                  e
i                                                                 s        c                                      t                                   r
i       s                               n                o        t        i
i                              s                                  o        c
l
a                              t                                  e
                                                                                                         AC Volt-meter
d
f                 r                         o                     m
t                              h                                  e
A                                                                                                                              Good Earth Ground
C                                                                                                                              such as WATER PIPE,
p         o                    w                     e            r            To Instrument's                                 CONDUIT etc.
l                                                                                                             0.15uF
                                                                               exposed
i                 n                         e                      .           METALLIC PARTS
U                              s                                  e
a
t     r       a            n        s            f            o   r                                       1.5 Kohm/10W
m       e         r                                          o    f
a                                                                          a
d                                                                 e        l
q                                                                 u        s                                      h                                  o
a                              t                                  e        c
p         o                    w                     e            r        k                                  s                              .
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i                                                                          i                         v                     e                         r
a                                                                 n        a                                                                         n


                                                                  - 3 -
                                   DESCRIPTION OF CONTROLS



                                      D/A TV                                                          POWER
            selects analogue or digital mode.                                                         switches the set on from standby or off to
                                                                                                      standby.
                                      MODE
                      Selects another device.                                                         INPUT
                                                   D/A TV                                 INPUT
                                                                                                      Selects the TV, AV, Component, RGB or
                                     GUIDE                        POWER                               HDMI modes.
              shows a programme schedule.                                                             switches the set on from standby.
                      (In Digital mode only)         TV
                                                                      DVD
                                                                                         VCR
                                                                      MODE

                               VCR BUTTONS         GUIDE
                                                                        ARC
                                                                                                      Brings up the menu to select the Photo or
          Controls a video cassette recorder.                                                         Music mode of Xstudio for memory cards.
        These buttons are used for X-Studio.
For further details, see the `X-Studio' section.
                                                                                                      ARC
                                        INFO                   INFO i     MARK                        Changes the picture format.
    displays information on top of the screen                         TEXT
                                                       U                              EXIT
                      whilst watching the TV.       MEN                                               MARK
                       (In Digital mode only)                                                         Selects the wanted functions.
                                      MENU
     Displays on screen menus one by one.                                                             EXIT
                                                                      OK
                     Exits the current menu.                                                          Clears all on-screen displays and returns
                 Memorizes menu changes.                                                              to TV viewing from any menu.

                                          TEXT                                                        OK
         These buttons are used for teletext.                                                         accepts your selection or displays the
For further details, see the `Teletext' section.                                                      current mode.
COLOURED BUTTONS : These buttons are
 used for teletext (only TELETEXT models)                                                             D / E or F / G
                          or programme edit.       VOL         MUTE           FAV          PR
                                                                                                      Adjusts menu settings.
                                                                                                      Selects menu item.
            VOL D / E (Volume Up/Down)
           Increases/decreases sound level.                                                           FAV
         PR D / E (Programme Up/Down)                                                                 selects a favourite programme.
                      Selects a programme.

                                     MUTE                                                             NUMBER buttons
                Switches the sound on or off.
                                                                                                      Q.VIEW
                                      LIST                                                            Returns to the previously viewed
              Displays the programme table.          LIST                             Q.VIEW
                                                                                                      programme.
                                         PIP         SIZE     UPDATE          INDEX      STILL
           Switches the sub picture on or off.                                                        I/II
                  Selects PIP or DW modes.           TIME     REVEAL           MIX        I/II
                                                                                                      selects the sound output or the audio
                                 PIP PR + /-                      ?                         M         mode.
   Selects a programme for the sub picture.         PIP PR-   PIP PR+         SWAP     PIP INPUT

                                      SWAP                                                            SLEEP
   Alternates between main and sub picture.           PIP     M/C EJECT       SLEEP      APM
                                                                                                      Sets the sleep timer.
                                  PIP INPUT
  Selects the input mode for the sub picture.
                                                                                                      APM (Adaptive Picture Mode)
                                                                                                      Concurrently, compare with the Dynamic,
                              M/C EJECT                                                               Standard, Mild and User on the screen.
                  Remove the Memory Card.




                                                                                                             LIGHT
                                                                                      Illuminates the remote control
                                                                                                 buttons of selected
                                                                                                              mode.




                                                              - 4 -
                                                




                                                                                                                            9




                                                                                                     7

                                                                                                     8




                                              INPUT       MENU    OK             VOL                 PR




                     1                2         3          4           5                    6




1. Power Button                                                   6. D / E (Programme Up/Down)
   Switches the set on from standby or off to standby.               Selects a programme or a menu item.
                                                                     Switches the set on from standby.
2. Remote Control Sensor
                                                                     F / G (Volume Up/Down)
3. INPUT Button                                                      Adjusts the volume.
   Selects the TV, AV, Component, RGB or HDMI modes.                 Adjusts menu settings.
   Switches the set on from standby.
                                                                  7. Power Indicator
4. MENU                                                              Illuminates red in standby mode, Illuminates green when the
   Displays on screen menus one by one.                              set is turned on
   Exits the current menu.
                                                                  8. Intelligent Eye
   Memorizes menu changes.
                                                                     Adjusts picture according to the surrounding conditions.
5. OK
                                                                  9. Memory Card Slots 1, 2
   Accepts your selection or displays the current mode.




                                                               - 5 -
                                                       




                                                                                                                         AV5
                                                                                                                        S-VIDEO




                                                                                                         VIDEO
                                                                                                                                  11




                                                                                                         L/MONO AUDIO
                                                                                                         R
                                                                                                                                  AC INPUT




           1                   2       3   4     5            6           7          8          9                                  10



1. PCMCIA (Personal Computer Memory Card                          8. COMPONENT INPUT
   International Association) Card Slot                              Connect DVD video outputs to Y, PB, PR of COMPONENT
                                                                     INPUT and audio outputs to Audio sockets of AUDIO
2. ANTENNA INPUT/OUTPUT                                              INPUT.
3. HDMI(DVI VIDEO) / AUDIO INPUT / RGB INPUT                      9. EURO SCART SOCKET
   Connect the monitor output socket of the PERSONAL                 Connect the euro scart socket of the VCR to these sockets.
   COMPUTER to this socket.
                                                                     Note:
   Note: If you want to use RGB/DVI audio, we strongly               a. If you want to use the EURO scart cable, you have to
   recommend that you use the cable that has a core, or the          use the signal shielded Euro scart cable.
   EMI Filter core along with separate cable.                        b. If the S-VIDEO(Y/C) signal is received through the Euro
4. REMOTE CONTROL                                                    scart socket 2 (AV2), you must change to the SAV2 mode.
5. VARIABLE AUDIO OUT SOCKETS                                     10. POWER CORD SOCKET
                                                                      This set operates on AC power. The voltage is indicated on
6. RS-232C INPUT (CONTROL/SERVICE) PORT                               the Specifications page. Never attempt to operate the
   Connect to the RS-232C port on a PC.                               Monitor on DC power.
7. AUDIO/VIDEO IN SOCKETS (AV4)                                   11. AUDIO/VIDEO IN SOCKETS (AV5)
   Connect the audio/video out sockets of external equipment          S-VIDEO/AUDIO IN SOCKETS
   to these sockets.
   S-VIDEO/AUDIO IN SOCKETS
   Connect the S-VIDEO out socket of an VCR to the S-VIDEO
   socket.
   Connect the audio out sockets of the VCR to the audio
   sockets as in AV4.


                                                              - 6 -
Accessories
                                                                      D/A TV                                   INPUT

                                                                                       POWER

                                                                                           DVD
                                                                        TV                                    VCR
                                                                                           MODE
                                                                                             ARC
                                                                       GUIDE




                                                                                    INFO i     MARK



                                                                               U           TEXT            EXIT
                                                                       MEN




                                                                                           OK




                                                                      VOL           MUTE           FAV          PR




                LG TV
                                                                         LIST                              Q.VIEW


                                                                        SIZE       UPDATE          INDEX      STILL
              AS mark
                                                                        TIME       REVEAL           MIX        I/II
                                                                                       ?                         M

                                                                        PIP PR-    PIP PR+         SWAP     PIP INPUT



                                                                         PIP       M/C EJECT       SLEEP      APM




        Owner's Manual                                 Remote Control handset                                                                    2-Eye Bolts




                   1.5V
                     1.5V


       Alkaline batteries                                           Power Cord                                                                 2-Wall brackets




Joining the set assembly to the wall to prevent the set tumbling
- Secure the set assembly by fixing it to a wall by using the Eye Bolts/Wall brackets.


                                                         



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