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akira LCT-40KX1DSTP Service Manual

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Summary of Contents for akira LCT-40KX1DSTP

  • Page 1 LCD TV Service Manual...
  • Page 2 -2 - MODEL: LCT-40KX1DSTP Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 3 -3 - CONTENTS SAFETY PRECAUTION ......................4 SPECIFICATION ........................5 APPEARANCE OF REMOTE CONTROL................10 EXPLODED VIEW AND PART NAME..................11 CIRCUIT DIAGRAM .........................14 REPLACEMENT PARTS ......................46 INSTALLATION GUIDE ......................59 TROUBLESHOOTING ......................63 Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 4 -4 - IMPORTANT SAFETY PRECAUTION Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 5 HDMI jack (Type A) DVI Audio (stereo audio-in jack L/R In) INPUT (applicable when using DVI to HDMI cable) VGA (RGB) Analog RGB (15 Pin D-Sub) Component 1,2 3 RCA (Y Pb Pr) 2 RCA Stereo (L/R) Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 6 Channel Add / Erase Channel Edit Channel Name Edit Image Setting (Video & Contrast / Brightness / Sharpness / Colour Graphic ) 4 Colour Tone Temperature Modes (Normal / Warm / Cool / User ) Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 7 Digital Noise Reduction of Image (SD Only) Disable all the buttons on TV set Stand-By < 3W Maximum Y/C IN Y:1.0±0.2VP-P C:0.7 VP-P SOURCE IN/OUT Consumption CVBS 1.0±0.2VP-P AUDIO IN 0.2 ~ 2V (Normal 0.5V) RGB IN RGB IN: ≤ 0.7VP-P Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 8 ,the user is suggested to perform the Auto Setup is Windows "Full Screen"pattern. RESOLUTION V.FREQ.(Hz) H.FREQ.(KHz) BAND WIDTH(MHz) 640*350 37.86 31.5 640*400 37.86 31.5 640*480 31.469 25.175 640*480 37.86 31.5 640*480 37.5 31.5 800*600 35.156 800*600 37.88 800*600 800*600 46.875 49.5 1024*768 48.363 1024*768 56.476 Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 9 -9 - 1024*768 78.75 1152*864 67.5 1280*720 1280*960 1280*1024 63.981 1366*768 47.7 85.5 (recommended resolution is 1024*768@60Hz) Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 10 -10 - Appearance Remote Control Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 11 -11 - Exploded View and Part List Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 12 BRACKET SUPPORT FOR PCB 40302KCD42010 SWITCH 4200AC1020010 AC JACK 305T370102030 BRACKET FOR SWITCH AND AC JACK 7506DT3720020P POWER SUB-ASSEMBLY 6020BMW040060 MACHINE SCREW BM6 x 8 (WHITE) 7596T3702002A AV SUB-ASSEMBLY 7566T3001000M VGA SUB-ASSEMBLY 305T37010402A TERMINAL BRACKET (SIDE) Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 13 BASE GLASS 6020BMB050100 MACHINE SCREW BM5 x 10 305T370107020 CONNECTING BRACKET FOR BASE 305T370107010 MAIN BASE BRACKET 101T370102040 DECORATING COVER FOR BACK COVER 6020KMB050200 MACHINE SCREW BM5 x 20 305T370107030 SYRFACE BRACKET FOR BASE GLASS Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 14 -14 - ELECTRICAL DIAGRAMS PRINT LAY-OUT Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 15 LCD702C: SVP-EX52(256) +M16C+ HDMI+SIL9011- Block Diagram LVDS 4Mx32 SVP_EX52 SCART1 SCART2 SAA7117A 8bit SCART3 PIP Decode 24bit KEY_IN M16C MSP3410 RS232 Sil9011 PipTV 5V330 MainTV Y Pb Pr RS232 S/PDIF HDMI PC/RGB Y2/C2 Y1/C1 phone PC_AUDIO INPUT MENU POWER Title Size Number Revision...
  • Page 16 FB31 VCC_ SS6085-ADJ 2.2uH FB28 TO-252 3.3V Powerfor PVDD C257 C258 C260 C250 C249 VDDMQ Power for DDR IO PADS C259 0.1uF HCB3216K-122T10 AMS_1117/2.5V 22uF/16V 0.1uF 22uF/16V 22uF/16V 0.1uF FB30 Linear equation:Vout=1.25v*(1+R105/R106) C255 C256 HCB3216K-122T10 C253 C254 Linear condition: 100ohm < (R105) <200ohm 0.1uF 22uF/16V VD3_3...
  • Page 17 DIN[0..23] CON2 RN32 33x4 DIN0 CLK_2EX DIN1 DIN2 DIN3 RN33 33x4 DIN4 DIN5 DIN6 DIN7 DIN8 CON10 Digital InputConnector CN 8 LVDS-CON FEMALE Label "LVDS" in silk screen. PVDD PVDD could be 12V,3.3V ,5V. R317 R318 4.7K MOSFET P TXOUT0- TXOUT0- TXOUT0+ TXCLK-...
  • Page 18 AD[0..7] When use W27E040,use R398 andR399;R400 and R404 are Option. TP43 TP32 TP33 TP34 TP35 TP36 TP37 TP38 When use W29C040,use R404 andR400;R398 and R399 are Option. 5V-1_CPU A[0..7] R826 R827 R828 RN26 33x4 4.7K 4.7K 4.7K R829 Detect_VGA RN30 33x4 RN27 33x4...
  • Page 19 MPUGPIO0 MPUGPIO0 VDDMQ VDDMQ MPUGPIO1 MPUGPIO4 MD[0..31] MPUGPIO4 Test pads for DDR P_17 P_17 P_17 FLD/IO MCLK0 SDA_EX 3V_SDA TP_T_C30 SCL_EX 3V_SCL RN24 33x4 DQS2 MD10 MD10 A_D7 TP_T_C30 MD11 MD11 A_D6 68pF 68pF MD12 MD12 A_D5 DQM0 MD13 MD13 A_D4 TP_T_C30 RN25...
  • Page 20 CVBS1 Y_G1 Y_G2 CVBS1 TV_MAIN Y_IN VGA_G VGA_GIN DIN[0..23] 0.1uF 0.1uF 0.1uF 75_DNS 75_DNS DIN23 DIN23 DIN22 DIN22 AGND DIN21 DIN21 0_DNS Place 75 ohmresistors close toSVP-EX DIN20 DIN20 DE_2EX AGND AGND DVS_2EX MLF1 CVBS2 PB_B1 PB_B2 MLF1 MLF1 DHS_2EX CVBS2 CVBS_2 PB_IN...
  • Page 21 C365 22nF R481 AI11 AI11 S1_Y C366 22nF R482 AI21 AI21 S1_R/C C367 22nF R483 AI31 AI31 S1_G R568 R537 C368 22nF R485 AI41 3V_SCL AI41 S1_B 4.7K R538 3V_SDA R487 CVBS_OUTP AI33 CVBS_OUTP INT_A AI33 S1_AV R488 AI34 AI34 S1_FSW C371 22nF...
  • Page 22 4.7K R805 R275 5V_SB R804 + C215 R280 R272 BKLT_CNTL BKLT_CNTL 47uF 4.7K 4.7K CON18A &CON18B MM3904 12V is reserveed for small panel invertor 5V_SB FROM POWER UNIT BRT_CNTL R264 R265 5_PIN_WATER_CONNECTOR BACKLIGHT CONNECTOR 5V_SB SB_PWR MMBT3904 R594 RED LED STANDBY: 0 YELLOW LED 4.7K...
  • Page 23 3V3S C126 C127 C128 C458 C459 C129 C130 C460 C461 C462 C463 C464 C465 5V_SB 10uF/16V 0.1uF 0.1uF 0.1uF 0.1uF 1000pF 1000pF 1000pF 1000pF 1000pF 1000pF 1000pF 1000pF RX_INT# R319 RX_HOTPLUG RX_HOTPLUG IN_5V SCDT 4148 R820 RST# DE_2EX CON3 C118 0.1uF RX3V_DDC_SDA RX3V_DDC_SDA...
  • Page 24 +5V_DAC AUDIO_R IIS_DATA SDIN AOUTR AUDIO_R IIS_SCK DEM/SCLK C356 C357 IIS_WS LRCK AUDIO_L MCLK MCLK AOUTL AUDIO_L 0.1uF 3.3uF/16V FILT+ C359 C360 C358 CS4344 10uF/16V AGND 3.3uF/16V 0.1uF AGND AGND C361 3.3uF/16V R473 +5V_DAC AUDIO_L AUDIO_L AOUT_L FB38 R474 R475 C362 150_Ohm_600mA 2700pF...
  • Page 25 15x4 MD[0..31] Test pads for DDR MCLK0 MCLK0 TP_T_C30 15x4 DDQS DDQS TP_T_C30 DQM0 DQM0 TP_T_C30 15x4 DQ23 TP10 DQ16 DQ23 TP_T_C30 DQ17 DQ10 MD10 /CAS CAS# /CAS CAS# CAS# DQ18 DQ11 MD11 /RAS RAS# /RAS RAS# TP11 DQ19 CAS# CS0# CS0# TP_T_C30...
  • Page 26 120 OHM@100MHz CVBS_2_IN CVBS_2 C194 C195 R843 330pF 330pF From SiI9011 CON9 CON7 RCA_Jack C413 R542 AGND AGND SPDIF 120 OHM@100MHz 120 OHM@100MHz C_IN1_IN L_IN1_IN 0.1uF C_IN1 L_IN1 R534 C196 C197 100K R844 C198 C199 R845 330pF 330pF 330pF 330pF AGND C211 0.01uF...
  • Page 27 3.3V_SB CON14 DB15 R547 DL4148 R229 R230 2.2K 2.2K R231 VGA_RIN FB23 R235 VGA_SDA_IN VGA_GIN 150_Ohm_600mA R236 VGA_HS VGA_BIN CVBS S1_Y S2_Y R549 VGA_VS TV_PIP FB26 R548 DL4148 S2_R/C VGA_SCL_IN S1_R/C CVBS_OUT DL4148 S1_FSW 150_Ohm_600mA S1_AV S2_G S1_G R239 R240 VGA_P9 S2_FSW S2_AV...
  • Page 28 C105 330nF Audio4_L Audio4_L C106 330nF Audio4_R Audio4_R YUV1_L C107 330nF YUV1_L YUV1_R C108 330nF YUV1_R Audio2_L C109 330nF Audio2_L C110 330nF Audio2_R Audio2_R C111 330nF 37/40 LCD TV Audio1_L Audio1_L E100 10uF/16V C112 330nF C115 100nF Audio1_R Audio1_R Vout U100 E109 10uf/16V...
  • Page 29 5VAA_2 Audio2 CVBS_M Audio4 R250 SW11 SW10 Audio4 SCART1 S1_Y YPbPr2 SVIDEO1 C200 SCART2 100nF + C248 E200 S2_Y AOUT 10uF/16V SVIDEO2 R258 R254 R256 R255 R257 R252 R253 R251 100uF/16V AV1+SVIDEO1 DIGITAL_TV AV2+SVIDEO2 DIGITAL_TV 100uF C237 TV_MAIN U203 100uF SVIDEO2_Y C238 NONE...
  • Page 30 RB312 22/DNS C305 E305 0.1uF/DNS U300 OFFSET NULL1 OFFSET NULL2 470uF/DNS INVERSE INPUT VCC+ E304 RB309 MAIN TUNER 1K/DNS R300 CVBS_S S1_CVBS_OUT CVBS_S NON-INVERSE INPUT OUTPUT S1_CVBS_OUT RB302 100uF/DNS RB307 75/DNS L305 5VAA_2 VCC- CN308 B300 10K/DNS RB310 DVBT_Y3 TSH31 1K/DNS U301 5VAA_2...
  • Page 31 C404 5VCC R414 B400 BEAD 5VAA_1 330pF C430 100nF E400 10uF/16V 120@100M L400 3.3uH L408 R402 S1_Y S1_FSW S1_Y S1_FSW C400 C401 R400 R401 R412 S1_AV S1_AV CVBS/Y 0.1uF 330pF / DNS 330pF / DNS R416 modify 1 SCART1_L_IN C406 3.9K SCART1_R_IN 5VCC...
  • Page 38 Multistandard video decoder with adaptive SAA7117(A)H/V2 comb filter and component video input SAA7117(A)E/V2...
  • Page 39 Multistandard video decoder with adaptive SAA7117(A)H/V2 comb filter and component video input SAA7117(A)E/V2 Analog Frontend 3.2.1 Analog Frontend of SAA7117A 3.2.1.1 Overview The SAA7117A offers sixteen analog signal inputs, which are fed to four analog main channels with source switches, clamp circuits, analog amplifiers, and 10-bit CMOS ADCs with decimation filters.
  • Page 40 SAA7117(A)H/V2 Multistandard video decoder with adaptive SAA7117(A)E/V2 comb filter and component video input DNC6 DNC12 AI41 DNC11 AGND DNC8 V SSA4 DNC7 AI42 DNC2 AI4D DNC1 AI43 V DDD9 V DDA4 HPD0 V DDA4A HPD1 AI44 HPD2 AI31 HPD3 V SSA3 HPD4 AI32 V SSD8...
  • Page 41 SAA7117(A)H/V2 Multistandard video decoder with adaptive SAA7117(A)E/V2 comb filter and component video input ORDERING INFORMATION PACKAGE TYPE NUMBER NAME DESCRIPTION VERSION plastic ball grid array package; 156 balls; body 15 × 15 × 1.15 mm SAA7117E/V2 BGA156 SOT472-3 SAA7117E/V2/G BGA156 leadfree version of SAA7117E/V2 SOT472-3 plastic ball grid array package;...
  • Page 42 SAA7117(A)H/V2 Multistandard video decoder with adaptive SAA7117(A)E/V2 comb filter and component video input SYMBOL TYPE DESCRIPTION QFP160 BGA156 AI11 analog input 11 ground for analog inputs AI1x SSA1 AI12 analog input 12 AI1D differential input for ADC channel 1 (pins AI14 to AI11) AI13 analog input 13 analog supply voltage for analog inputs AI1x (3.3 V)
  • Page 43 SAA7117(A)H/V2 Multistandard video decoder with adaptive SAA7117(A)E/V2 comb filter and component video input SYMBOL TYPE DESCRIPTION QFP160 BGA156 serial clock input (I C-bus) digital ground 4 (core; connects to substrate) SSD4 I/O/od serial data input/output (I C-bus) RTS0 real-time status or sync information, controlled by subaddresses 11h and 12h RTS1 real-time status or sync information, controlled by subaddresses...
  • Page 44 SAA7117(A)H/V2 Multistandard video decoder with adaptive SAA7117(A)E/V2 comb filter and component video input SYMBOL TYPE DESCRIPTION QFP160 BGA156 IPD1 MSB6 of image port data 1 output digital supply voltage 7 (core, 1.8 V) DDD7 IPD0 LSB of image port data 1 output HPD7 MSB0 of host port data I/O, extended C input for expansion port,...
  • Page 45 SAA7117(A)H/V2 Multistandard video decoder with adaptive SAA7117(A)E/V2 comb filter and component video input SYMBOL TYPE DESCRIPTION QFP160 BGA156 XPD4 MSB3 of expansion port data digital supply voltage 10 (core, 1.8 V) DDD10 digital ground 10 (core) SSD10 XPD3 MSB4 of expansion port data XPD2 MSB5 of expansion port data digital supply voltage 11 (peripheral cells, 3.3 V)
  • Page 46 THERMAL RES. NTC 8D-15 5A 8R 412A0471D14A0 PIEZO RES. ENC471D-14A 4130471102M00 EL- CAPA. ENC471D-14A 4136151102M00 CERAMIC CAPA. Y DC1000V-151 4136471251M00 CERAMIC CAPA. Y CAPA.AC250V-471 M C3,4,38 4138104101M00 METAL MYLAR CAPA.. 100V-0.1uF-M 4138184101M01 METAL MYLAR CAPA.. 100V-0.18uF Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 47 PHOTO COUPLE IC PC817B U3,4 41700KA431AZ0 IC KA431AZ TO-92 4170F9222L000P IC F9222L-F219[ROHS] 4222500500041 FUSE T 5A 250V VDE/UL MTV-3201 HEAT SINK （1） 425T320100010 PCB BOARD WJETV3201#390100(AL) MTV-3201 HEAT SINK （2） 425T320100020 U2&D9 WJETV3201#390200(AL) 42902101KT800 INDUCTOR L2006-100Uh, T80-26 Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 48 R303 412706841AJ60 CHIP RES 1/10W-680KΩ 0805 J R33,49,60 R13 412708241AJ60 CHIP RES 1/10W-820KΩ 0805 J R35,36 413582R50RJ40 CHIP CAPA 50V-82P-J 0805 NPO C312 413510250RM40 CHIP CAPA 50V-102 0805 M 413510425RK40 CHIP CAPA 0805, 25V-104-K C104,105,C305 Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 49 41600NTD40N03P MOSFET NTD40N03RT4G TO-252 D303,304 CHIP MOSFET AOD444 TO-252 41600A0D44410 Q2,3, P 12A/60V 41602SK207100P CHIP TRANSISTOR 2SK2071-01S-TB16R(S) 4162SC2412K20 TRANSISTOR 2SC2412K SOT-23 IC AMS1117[SOP]3.3V 41700AMS11170 IC102 SOT-223 IC NCP5425DBR2G 4170NCP5425D0P U301 TSSOP-20[ROHS] IC FA5500AN-TE1 417FA5500AN20 SOP-8 Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 50 4203T32020110 MTV-3202 SOCKET V1-8.4-3B(BLACK) CON9 420A0301A0510 DP301A S-VIDEO TERMINAL AV-8.4-13S CON7 420DT15011510 SOCKET , DB-15 CON14 CRYSTAL OSCILLATOR〈49S〉-10 ---80 424000006101A 10M(+-20PPM ,20PF) CRYSTAL OSILLATOR 〈49S〉-10 ---80 424003186142A 14.31818M(+-15PPM,20PF) CRYSTAL OSCILLATOR〈49S〉-10 ---80 4240032262820 28.322MHZ 20PF 20PPM Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 51 R473 476 583 R590 R13 146 268 269 272 280 288 289 318 322 323 409 410 414 419 412704721AJ80 CHIP RES.1/10W-4.7KΩ 0603 J R439 528 535 536 568 575 577 594 601 602 801 805 807-815 R826-828 Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 52 C423 424 425 427 428 435 447 469 470 478 480 481 814 413515R50RJ60 CHIP CAPA.50V-15P 0603 J NPO C324 325 413518R50RJ60 CHIP CAPA.50V-18P 0603 J NPO C445 446 413520R50RJ60 CHIP CAPA.50V-20P 0603 J NPO C25 26 Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 53 IC CS4344, TSSOP10, 24bit 192KHz 41700QFP25610P IC SVP-EX52, 256EDHS-QFP(LF) ROHS 417024LC21A00P IC 24LC21A/SN(SO8) ROHS IC HY5DU281622ET-5 8M*16 DDR 41708M0001620 U3 4 SDRAM TSOP-66[2M*4*16bit] 4170SII901110 IC SII9011 417AM29F040B0 IC AM29F040B PLCC32S IC AZ1117H-1.8TRE1 （TO-252） 417AMS1117180P U28 31 44 45 Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 54 414022125RM00 EL-CAPA.25V-220uF M C156 EL-CAPA.16V-4.7uF M or 25V、35V、50V 41404R716RM00 E108 C153 229 230 232 234 240 243 244 414110116RM00 EL-CAPA.16V-100uF M φ6*7 488 489 E200-203 300-303 414110R16RM00P EL-CAPA.16V-10uF-M[ROHS], RB.2.5/5 C138-141 E100-106 E109 306 400 401 Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 55 CHIP RES.1/10W-3.9KΩ 0603 J R120-123 412704721AJ80P CHIP RES.1/10W-4.7KΩ 0603 J[ROHS] R110 134 135 R140-143 201-203 205 R418-421 230 412704731AJ80P CHIP RES.1/10W-47KΩ 0603 J[ROHS] 231 234 235 238-242 244-246 248 4127047R1AJ80 CHIP RES.1/10W-47Ω 0603 J R454 455 R436 Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 56 CHIP INDUCTOR 0805, 120 OHM@100MHz 2A L300 301 400-407 411 412 4290515106010 CHIP INDUCTOR 0805, 150 OHM@600mA B300-303 400 401 7596T3702002A DTV-3702 4041920002010P SOCKET 2PIN/2.0[ROHS] SPEAKER100 SPEAKER101 4041920005010P SOCKET 5PIN/2.0 CON400 4041925404010P SOCKET 4PIN/2.54 JP100 Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 57 412705121AJ80P CHIP RES.1/10W-5.1KΩ 0603 J[ROHS] R416 417 4127068R1AJ80 CHIP RES.1/10W-68Ω 0603 J R425 R217-219 302 400-404 409-411 433 4127075R1AJ80P CHIP RES.1/10W-75Ω 0603 J[ROHS] 405 406 407 408 413510150RJ60P CHIP CAPA.50V-100P 0603 J NPO[ROHS] C100 101 Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 58 CHIP INDUCTOR 0805, 120 OHM@100MHz 4290512106010 400-407 B300 301 302 303 B400 401 L408 409 CHIP INDUCTOR 22uH SM5845-220K(f) 4291022R00040P L100 101 102 103 [ROHS] 1.2A The data are subject to change without prior notice. Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 59 Improper installtion may render the unit unsafe in the event of an earthquake etc. 2. Two or more people are require to hand this TV on wall. 3. The unit must be fixed to a concrete wall. Refer to drawings below :- Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 60 -60 - FRONT BACK Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 61 -61 - Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 62 -62 - ANTENNA Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 63 -63 - TROUBLESHOOTING GUIDE Model No.: LCT-40KX1DSTP.doc Version: 1.0...
  • Page 64 -64 - Model No.: LCT-40KX1DSTP.doc Version: 1.0...