Service Manuals, User Guides, Schematic Diagrams or docs for : HAIER LCD LE42A950P HAIER+LE42A950P

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HAIER+LE42A950P


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         Service Manual




                          




      




 

   



 








                  
                     
            CONTENT

                                                            

   

                                             

                                                         

                                       

   

                                                

   

                                                

                                             

                                                      



                                                   

                                                



      



         

                              

         

   

               

            

      

      

                        

            

            



            
          




    




   110W   HTR-D3C





   H420DFC-YA60
9.7

11.7

18



968*93*579

968*250*635

1135*160*685
   




                  LED




               
   Warning










            










                         



         P101W200X140B
    5                          4                                                                                        3                                                                                    2                                                                1




                                                                                         +12V_amp
                                                       +12V        L32
D                                                                  FB                                                                                                                                                                                                                                    D




                                                                                                                                                                         33V_Normal
                                                                                                                                               33V_Normal
                                                                                                                    0.1uF/50V
                                                                                                   0.1uF/50V                                                    R335     2.2
                                                                                                          C246          C249      R458         10
                                                                                                                                                                 C273 10uF
                                                                                          100uF/16V CA42                               C278 10uF
                                                                                                                                                                         0.1uF
                                                                                                  0.1uF/50V
                                                                                                         C247 C239          0.1uF/50V          0.1uF
                                                                                                                                                                 C237
                                                                                                                                       C238




                                                                                                           44
                                                                                                           45
                                                                                                           40
                                                                                                           41
                                                                                                           34
                                                                                                           35

                                                                                                                                 13
                                                                                                                                 27
                                                                                                           2
                                                                                                           3
                                                                                              U38




                                                                                                            PVCC_A
                                                                                                            PVCC_A
                                                                                                            PVCC_B
                                                                                                            PVCC_C
                                                                                                            PVCC_D
                                                                                                            PVCC_D
                                                                                                              AVCC
                                                                                                              PVCC

                                                                                                                                  AVDD
                                                                                                                                  DVDD
                     2    I2S_MCLK     I2S_MCLK R512          22                         15                                                                      1                   2            1                                 AMP-Lout-
                                       I2S_SCLK R502          22                                  MCLK                                                  OUT_A                C356             L36
                     2    I2S_SCLK                                                       21       SCLK
                                       I2S_LRCLK R498         22                         20                                                                      4           100nF/25V        22uH        C355       C354
                     2    I2S_LRCLK                                                               LRCLK                                                 BST_A
                     2    I2S_SD0      I2S_SD0 R499           22                         22                                                                                  C257                         330NF      330NF          C352
                                                                                                  SDIN                                                                       100nF/25V
                                                                                                                                                        BST_B    43                                                                 NC
                                     2,5,11 M_SCL                        R382    22      24                                                                                                               C276       C353
                                                                         R364    22               SCL                                                                                                                               AMP-Lout+
                                     2,5,11 M_SDA                                        23       SDA                                                   OUT_B    46                 2             1       330NF      330NF
C                                    HP_MUTE_AMP                                         19                          TAS5707                                                                  L38                                                                                                        C
                                                                                                  PDN                                                                                         22uH
                                                                                          8       NC
                                                                                                                                                                 5      C167 1uF/2.2uF/16V
                                                                C275        4700pF                                                             VCLAMP_AB
                                                                                         11       PLL_FLTP
                33V_Normal                    R479          470 C274        47nF                                                                                 32     C282 1uF/2.2uF/16V
                                                                                                                                               VCLAMP_CD
                                                                                         12       VR_ANA
                                                   C364 0.01uF
                                                            C321   4700pF                10                                                                      39                 2             1                                 AMP-Rout-
        R505         R509                     R365      470 C254   47nF                           PLL_FLTM                                              OUT_C                C296             L37
                                                  R717        R457   200R                16                                                                      42                           22uH        C358       C289
         NC                                                                                       OSC_RES                                               BST_C            100nF/25V
                         12K                           18K                                                                                                                C283                            330NF      330NF           C347
                                                                    C252 4.7uF    18                                                                             33       100nF/25V                                                  NC
                                                                    C279 0.1uF                    VR_DIG                                                BST_D                                             C284       C297           AMP-Rout+
                                                                    C266 NC/2200pF 6                                                                             36                 2             1       330NF      330NF
                                                                   R381     22K1                  SSTIMER                                               OUT_D                                 L39
                                                                                   7              OC_ADJ




                                                                                                            PGND_CD
                                                                                                            PGND_CD
                                                                                                                                                                                              22uH




                                                                                                            PGND_AB
                                                                                                            PGND_AB
                                                                                                                                                        VREG     31




                                                                                                            DVSSO
                                                                                         14




                                                                                                                                       STEST
                                                                                                  FAULT




                                                                                                                                       AGND
                                                                                                            DVSS




                                                                                                                                                 EPAD
                                                                                                            AVSS
                                                                                         25




                                                                                                                                       GND
                                                                                                  RESET
                                                  33V_Normal                                                                                                            C253
                                                          R385            10K                                                                                           1uF/2.2uF/16V




                                                                                                           47
                                                                                                           48
                                                                                                           37
                                                                                                           38
                                                                                                           17
                                                                                                            9
                                                                                                           28



                                                                                                                                      30
                                                                                                                                      29
                                                                                                                                      26

                                                                                                                                               49
         R508         R511     2    RST_AMP       RST_AMP R497            100                                                                                                                                             CN28
         NC                                                                                                                                                                                                               Speaker
                         10K                                                     C258                                                                                                                    AMP-Rout+    1
                                                                                 0.1uF                                                                                                                   AMP-Rout-    2
                                                                                                                                                                                                         AMP-Lout-    3
                                                                                                                                                                                                         AMP-Lout+    4
B                                                                                                                                                                                                                                                                                                        B




                                           MUTE Circuit
                                                                                                                                      Q47 3904
                                                                         2 AMP-MUTE           AMP-MUTE       R488        10K 1
                                                                                                                                  B           R492               100
                                                                                                                                      SOT
                                           R501        0                                                                                  C 3
                                   5Vstb                                              0: Normal                                 2 E    23                                                EN=HIGH: OPERATING
                                   +12V    R484        NC                             1 Mute                                                                                             EN=LOW   MUTE
                                                        3




                                                                                                              +5V               R486          10K                                          HP_MUTE_AMP
                                            D18
                                            BAV99
                                                                         R495
                                                                         1M               Q52       3906
                                                                         R489     47K 1                                               Q33           3904
                                                                                              B
                                                   2



                                                              1




                                                                                                  SOT    PWD_MT R494             1K 1
                                                                                                      C 3                             B               R478             100
                                                                                         2 E       23                                         SOT
                                                                                                                                                  C 3
                                                                                                                                        2 E    23
                                                                                                                       R496                                                     C394
                                            R491       R504              C361                                          22K                                                      NC/2.2uF
                                            2.2M       100               2.2uF

A                                                                                                                                                                                                                                                                                                        A

                                                       CA40
                                                       100uF/16V



                                                                                                                                                                                                                                           Title
                                                                                                                                                                                                                                                   MST6I981BTA
                                                                                                                                                                                                                                           Size    Document Number                                 Rev
                                                                                                                                                                                                                                             A3                                                    1.0
                                                                                                                                                                                                                                                   DEMOD&TUNER
                                                                                                                                                                                                                                           Date:     Monday, April 09, 2012   Sheet   1   of   1

    5                          4                                                                                        3                                                                                    2                                                                1
                                                                     5                                                                                                                                     4                                                                                                                                       3                                                                              2                                                                                 1


    POWER INPUT                                                                                                                             5Vstb                                                                                                                       +5V


        +12V           CN16 Power_Main +12V                                                                                                                                                11 BRT_CNTL_IN      BRT_CNTL_IN                   R73       NC/0
                   1                                                                                                                                R11                                                                                                                   R19
                        1     2 2                                                                                                                   1K                                                                                                                    1.2K
                   3    3     4 4
    5Vstb          5    5     6 6     PB-ADJUST                                                  PB-ON/OFF           R12          100                                                                          R74        NC/0 PB-ADJUSTR21                 1K
                   7    7     8 8                                                                                                                                                      11 BRT_CNTL_OUT




                                                                                                                                            3
                   9                  PW-ON/OFF-INV                                                                                                               R14                                                                                                              R23
                        9    10 10      PB-ON/OFF                                                                      C93 R15             Q45                    1K       ON_PBACK ON_PBACK 2                                                        R24           Q46            4.7K           ADJ-PWM2
                  11    11   12 12                                                                                                                        1                                                                                                                                                                ADJ-PWM2 2
                                                                                                                       0.1uF 22K          3904                                                                           2.2uF/NC              C94                 3904
                                                                                                                                                                                                                                                  2.43K/3.3V
                                                                                                                                                                                                                                                      3.3V




                                                                                                                                            2
               Standby:L
               Normal: H                                                                                                                                                                                                  PW-ON/OFF-INV                R2        4.7K                     5Vstb
                                                                                                                                                                                                                                                   R3            200

D                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      D




                                                                                                                                                                                                                                    3
                                                                                                                                                                                                                               Q17                 1                      PW_CTL
                                                                                                                                                                                                                              NC/3904                                                             PW_CTL         2
                                                                                                                                                                                                                                                   R10      NC/4.7K




                                                                                                                                                                                                                                    2
                                                                                                                                                                                                                                                                                                                                                                                                              +5V_Standby 5Vstb
                                                                                                                                                                                                                                                                                                                                                                                                                                                                              +5V
                                                                                                                                                                                                                                                                                                                                                                                                                                                          Q54
                                                                                                                                                                                                                                                                                                                                                                                                                                                          AO3401A
                                                                                                                                                                                                                                                                                                                MP1482                                                              +5V_USB                                            R168
                                                                                                                                          6I981BTA 1100MA                                                                                     +12V                                                    U17                                          L42       15uH                                                                             C7
    +12V                                                                                                                                                                                                                                                                                          2                         3                      2            1
                                                               U1                                                                                                                                                                                                                                     VCC            OUT                                                                                                                      0.1uF
                                                               MP1482                                               L41           15uH              VDDC1.20V           VDDC                                                                             R13       100K                           7                                     C25                                                                                            100K                         +
                                                                                                                                                                                                                                                                                                      EN                                10nF                            R16                                                                                             CA22      C12
                                                         2       VCC           OUT        3                         2                1                                                                                                                                                            6   COMP
                                                                                                                                                                                                                                    +                                                                                                                                   12K/1%                                                                                          100uF/16V 0.1uF
                        R29       100K                   7                                                                                                                                                                                   CA23      C24                       C28                                        1                                               +
                                                                 EN                                   C96                                                                                                                                    100uF/16V 0.1uF                     3.9nF                               BST                                                          CA21      C27     C182                                                  R248
                                                         6       COMP                                                                                                                                                                                                                             8   SS
    +                                                                                                 10nF                                            +                                                                                                                                                                                                                           100uF/16V 0.1uF   NC/10uF
         CA13           C97                  C98                                          1                                                                   CA14                                                                                                                                                                                                      R18
         100uF/16V      0.1uF             8.2nF                                 BST                                                 R34                       100uF/16V        C110         C165                                                                                            C26                                                                         2.7K/1%
                                                         8       SS                                                                                                            0.1uF        NC/10uF                                                                              R17        0.1uF                                                                                                                                                         47K




                                                                                                                                                                                                                                                                                                                                                                                                                                                          3
                                          R31                                                                                     100R/1%                                                                                                                                        6.8K           9                                                                                                                                                         Q4
                                                    C128                                                                                                                                                                                                                                              shield                                                                                                         PW-ON/OFF-INV    R260    4.7K
                                                                                                                                                                                                                                                                                                4     GND             FB    5                                                                                                                         1
                                          2.2K      0.1uF                                             R32            3K/1%




                                                                                                                                                                                                                                                                                                                                                                                                                                                          2
                                                         4                                5           R33            12K/1%                                                                                                                                                                                                                                                                                                                               3904
                                                                 GND                FB
                                                         9       GND


                                                                                                                                          R48
                                                                                                                                          0R
                                                                                                                                                    VCC_VSENSE
                                                                                                                                                                          VCC_VSENSE           2                                                                                                       USB                       POWER
C                                                      U4 AP1084-ADJ                                                   +1.5V_DDR                                                                                                                                                                                                                                                                                                                                                                                                                       C

                                                            VOUT 2                                                                                                      MAX 380MA
        +5V                                          3 VIN   Vout 4                                         C169 C152
                                                                         GND




                                                                                               R36                                C164
                                        C109                                                   100R                  0.1uF        NC/10uF
                                                    C108                                                    10uF                                                                                                                                         +5V_USB
                                                                     1




                                        10uF        0.1uF                                       R38 22R
                                                                                                                                                                                                                                                                                                  L19                                    panel POWER
                                                         TO252                                                                                                                                                                                                                                    NC/FB/3A


                                                                                                                                                                                                                                                               +12V
                                                                                                                +2.5V_Normal
                                                    U6 AMS1117-2.5V                                                                                                                                                                                                                           L18                                                                    Q48
     +5V_USB                                                                                                                                                                                                                                                                                                                                                         AO3401A
                                                3                                                                                                                                                                                                                                             FB/3A
                                                     VIN VOUT 2                                                                                                         MAX 310MA                                                                                                                                                 R27
                                                                                                                                                                                                                                                                                                                                                                                                VCC-Panel
                                                          Vout 4                                                                                                                                                                                                                                                                               C2
                                                               GND




                              C127      C119                                             R44
                              2.2uF     0.1uF                                            NC            C114                C115                                                                                                                                                                                                                0.1uF
                                                                                                R47    10uF                0.1uF                                                                                                                                                                                                  100K
                                        SOT223
                                                             1




                                                                                                0
                                                                                                                                                                                                                                                                                                                                                       R30    100K




                                                                                                                                                                                                                                                                                                                                               3
                        5Vstb                                                                                       3.3Vstb                                                                                                                                                                                                                    Q1
                                                U2 AMS1117-3.3V                                                                                                                                                                                                  33V_Normal        R26               PANEL_ON R25
                                                                                                                                                                                                                                                                                                  4.7K                          4.7K    1
                                              3 VIN VOUT 2                                                                                                                                                                                                                                                                              C4
                                                                                                                                                                        MAX 165MA
                                                     Vout 4




                                                                                                                                                                                                                                                                                                                                               2
                                                                                                                                                                                                                                                                                                                  3
                                                                                                                                                                                                                                                                                                                     Q2                 0.1uF 3904
                                                         GND




                              C111      C112                                             R43                                                                                                                                  2             PANEL_ON/OFF                         R28          4.7K          1
                              2.2uF     0.1uF                                            NC            C117                C120
                                                                                                       10uF                0.1uF
                                          SOT223
                                                         1




                                                                                                                                                                                                                                                                                                                  2
                                                                                          R46                                                                                                                                                                                                                        3904
                                                                                          0R


                                                                                                                             33V_Normal
            +5V
                                                         U5 AMS1117-ADJ                                                                                                 MAX 90MA
                                                     3    VIN VOUT 2
                                      C194       C204          Vout 4
                                                                         GND




B                                     2.2uF      0.1uF                                          R45                                                                                                                                                                                                                                                                                                                                                                                                                                                    B
                                                                                                120/1%      C177                  C193
                                                                                                      R49   2.2uF                 0.1uF
                                                                     1




                                                                                                      200/1%

                                                               SOT223
                                                                                                                8

                                                                                                                      9




                                                                                                                                                    8

                                                                                                                                                              9




                                                                                                                                                                                           8

                                                                                                                                                                                               9




                                                                                                                                                                                                                          8

                                                                                                                                                                                                                              9




                                H5        H10         H8                 H9                                 7                 1                 7                  1                   7              1              7                  1
                                NC
                                1         NC
                                          1           NC
                                                      1                  NC
                                                                         1                                                    2                                    2                                  2                                 2
    HOLE                        H6        H14         H13                H11
                                                                                                            6                 3

                                                                                                                             H1
                                                                                                                                                6                  3

                                                                                                                                                                    H2
                                                                                                                                                                                       6              3

                                                                                                                                                                                                     H12
                                                                                                                                                                                                                     6                  3

                                                                                                                                                                                                                                      H15
                                                                                                                5

                                                                                                                      4




                                                                                                                                                    5

                                                                                                                                                              4




                                                                                                                                                                                           5

                                                                                                                                                                                               4




                                                                                                                                                                                                                          5

                                                                                                                                                                                                                              4




                                NC
                                1         NC
                                          1           NC
                                                      1                  NC
                                                                         1                                                 PAD                                    PAD                              PAD                              PAD



                                H7            H16              H3              H4
                                NC
                                1             NC
                                              1                NC
                                                               1               NC
                                                                               1




A                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      A




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      Title
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              MST6I981BTA
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      Size    Document Number                                  Rev
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        A2                                                       1.0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              SYSTEM POWER
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      Date:     Monday, April 09, 2012   Sheet   1   of   11

                                                                     5                                                                                                                                     4                                                                                                                                       3                                                                              2                                                                                 1
                           5             4   3   2                                       1


    2011-6-10
    1       V1.0 FOR ATV   197X100




D                                                                                                                       D


    2011-10-21
        1    DTV ATV
        2        SLICON TUNER ON BOARD




        2011-11-07
        1      DTMB I2C




C                                                                                                                       C




B                                                                                                                       B




A                                                                                                                       A




                                                     Title
                                                             

                                                     Size    Document Number                                      Rev
                                                        C    <6I78 for haier>                                       

                                                     Date:      Monday, April 09, 2012       Sheet   1   of   1
                           5             4   3   2                                       1
          5                                                                                                4                                                                                                              3                                                                    2                                                                        1




                                                                                                                                                       A_DDR3_MCLK        R315                     10R                 A-DDR3_MCLK
                                                                                                                                                       A_DDR3_MCLKZ       R316                     10R                 A-DDR3_MCLKZ



                                                                                                                                                                                                                                                                         AVDD_DDR0




                                                      



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