Download
Share
Print this page
akira LCT-19HE02ST Service Manual
  1. Manuals
  2. Brands
  3. akira Manuals
  4. LCD TV
  5. LCT-19HE02ST
  6. Service manual

akira LCT-19HE02ST Service Manual

Hide thumbs

Advertisement

Quick Links

Download this manual
LCD TV
Service Manual

Advertisement

loading
Need help?

Need help?

Do you have a question about the LCT-19HE02ST and is the answer not in the manual?

Questions and answers

Related Manuals for akira LCT-19HE02ST

Summary of Contents for akira LCT-19HE02ST

  • Page 1 LCD TV Service Manual...
  • Page 2 -2 - MODEL: LCT-19HE02ST Model No.: LCT-19HE02ST.doc Version: 1.0...

  • Page 3: Table Of Contents

    CONTENTS SAFETY PRECAUTION ......................4 SPECIFICATION........................6 INSTALLATION .......................... 7 APPEARANCE & FUNCTION CONTROL................. 8 MENU SCREENS ........................12 TROUBLESHOOT ........................14 APPENDIX ........................15 1) SCHEMATIC DIAGRAM OF CHASSIS 2) WIRING DIAGRAM 3) EXPLODED VIEW AND PART LIST Model No.:LCT-19HEO2ST.doc Version:1.0...
  • Page 4 Model No.:LCT-19HEO2ST.doc Version:1.0...
  • Page 5 Model No.:LCT-19HEO2ST.doc Version:1.0...

  • Page 6: Specification

    Model No.:LCT-19HEO2ST.doc Version:1.0...

  • Page 7: Installation

    Model No.:LCT-19HEO2ST.doc Version:1.0...

  • Page 8: Appearance & Function Control

    & & Model No.:LCT-19HEO2ST.doc Version:1.0...
  • Page 9 Model No.:LCT-19HEO2ST.doc Version:1.0...
  • Page 10 Model No.:LCT-19HEO2ST.doc Version:1.0...
  • Page 11 Model No.:LCT-19HEO2ST.doc Version:1.0...

  • Page 12: Menu Screens

    Model No.:LCT-19HEO2ST.doc Version:1.0...
  • Page 13 Model No.:LCT-19HEO2ST.doc Version:1.0...

  • Page 14: Troubleshoot

    Model No.:LCT-19HEO2ST.doc Version:1.0...
  • Page 15 Model No.:LCT-19HEO2ST.doc Version:1.0...

  • Page 16: Appendix

    APPENDIX Model No.:LCT-19HEO2ST.doc Version:1.0...
  • Page 17 POWER INPUT +12V_PWR J900 F900 POWER+5V 5Vstb DC-JACK-2mm 4A/12V MP1430 10uH 600(4.5X3.2) PWR-IN 10nF COMP CA102 AGND 470uF/16V 0.1uF 3.9K 1N5822 CA86 CA99 10nF 470uF/16V 0.1uF 470uF/16V 0.1uF C286 0.1uF 1.2K 7.5K 5Vstb PWR-IN J907 NC/CON8_2.0 R333 NC/10K 5Vstb R348 STANDBY STANDBY R340...
  • Page 18 0.81*(1+Rup/Rdown)=1.8V---Rup=10K, Rdown=8.2K Vcc3.3for MST9E19A analog AMS1117-3.3 Vcc1.8 for MST9E19A +3.3VA 5Vstb 1N4148 PWM40V CA15 CA16 1N5822 5Vstb 0.1uF 47uF/16V 0.1uF 47uF/16V 4.7uH VDDC MP2359 1N5822 +12V_PWR 10nF +3.3AVDD for +3.3AVDD for CA88 1N5822 AVDD_HDMI AVDD_AU 47uF/16V CA108 0.1uF 2.2uF 0.1uF 470uF/16V +3.3VA +3.3VA...
  • Page 19 +3.3V Location Near IC Pin. Location Near IC Pin. Location Near IC Pin. R160 AMP-Rout AMP-R PH-Rout PH-R1out AUOutR2 AUOut2-R AMP-R PH-R1out AUOut2-R BAV99 CA105 47uF/16V C176 R351 C153 R149 C196 R353 R737 10nF 10nF +3.3V 3906 R159 SYS_RST AUOutL2 AUOut2-L AUOut2-L C149...
  • Page 20 5Vstb BAV99 BAV99 BAV99 BAV99 HDMI_J HDMI-RX2+ R310 R_TX2+ R_TX2+ DATA2+ HDMI-RX2- R311 R_TX2- R_TX2- DATA2 SHIELD HDMI-RX1+ R312 G_TX1+ G_TX1+ DATA2- HDMI-RX1- R313 G_TX1- G_TX1- GND1 DATA1+ GND1 HDMI-RX0+ R314 B_TX0+ B_TX0+ DATA1 SHIELD HDMI-RX0- R315 B_TX0- B_TX0- GND2 DAT1A- GND2 HDMI-RXC+...
  • Page 21 VGA/5V R113 C133 VGA-B+ 47nF BIN+ BIN+ C134 VGA-G+ 47nF GIN+ GIN+ C135 VGA-R+ 47nF RIN+ RIN+ C136 STZ6.2N STZ6.2N STZ6.2N R100 R101 R102 C137 47nF BIN- BIN- R103 C141 47nF GIN- GIN- R111 R104 C142 47nF RIN- RIN- R105 VGA-HS HS_RGB HS_RGB...
  • Page 22 SCART1 Input AV Input(CVBS1) & Audio R/L Input R347 AV_out2 R166 R349 AV_out1 AV3-V AV3-Vin+ AV_out1 AV3-Vin+ R216 0/NC SC_RED C201 47nF SCR+ R358 SCR+ R217 100K AV_SOG 0/NC SC_GREEN C202 47nF SCG+ AV3-L R168 C185 SCG+ R218 STZ6.2N 680pF 0/NC SC_BLUE C203 47nF...
  • Page 23 TUNER_IF Tuner Power L101 L100 Close to MST IC 5Vstb CA470 C476 CA471 C477 IRF7314 47uF/16V 0.1uF 47uF/16V 0.1uF R192 C248 CA74 0.1uF C249 CA31 TV1-Vin+ 47uF/16V 0.1uF 470uF/16V TV1-Vin+ R254 CVBS Output: Vp-p=1V R729 SCL_EXT R193 R253 C190 C191 NC/330pF NC/330pF R195...
  • Page 24 Audio OP(AUOUTL3/AUOUTR3; AUOUTL2/AUOUTR2) +12V R434 6VBuf2 R413 OP_VCC2 CA463 R412 C466 CA469 6VBuf2 0.1uF 47uF/16V OP_VCC2 47uF/16V C470 0.1uF C276 R438 R431 2.2uF Scart1_R Scart1_R C270 Scart2_Rout AUOut2-R Scart2_Rout AUOut2-R PH-R1out 2.2uF U40A PH-R1out U39A TL062 TL062 R436 R428 C465 C467 100pF 100pF...
  • Page 25 +12V 6VBuf1 CA462 TDA1517 47uF/16V R427 R411 OP_VCC1 R410 C199 CA468 C210 C211 0.1uF 47uF/16V AMP-Rin 0.1uF 0.1uF AMP-Lin +12V_PWR +12V_AMP 600(4.5X3.2) R424 Mute/STB C272 CON24 AMP-L 2.2uF CA103 CON4_2.0 AMP-L U38A CA101 C250 CA94 470uF/16V TL062 470uF/16V 0.1uF 47uF/16V C194 CA104 470uF/16V...
  • Page 26 FH12-50S-0.5SH(NC) CON45/FH-12-45S-0.5SH(NC) LVDS Interface VCC-Panel RXE4+/B0 RXE4-/B1 RXE3+/B2 RXE3-/B3 RXE4+/B0 RXEC+/B4 CON13 RXE4-/B1 RXEC-/B5 DF14-30P-1.25H/LVDS RXE3+/B2 RXE2+/B6 CON9 RXO0-/R7 RXE3-/B3 RXE2-/B7 CON36 RXO0+/R6 RXO1-/R5 RXEC+/B4 RXE1+/G0 RXO1+/R4 RXEC-/B5 RXE1-/G1 LVSYNC LHSYNC RXO2-/R3 RXE2+/B6 RXE0+/G2 LVSYNC LHSYNC RXO0-/R7 RXO0+/R6 RXO2+/R2 RXE2-/B7 RXE0-/G3 RXO0-/R7 RXO0+/R6...
  • Page 28 “ “ ” ” “ “ ” ” Model No.:LCT-19HEO2ST.doc Version:1.0...
  • Page 29 LAYER MATERIAL CODE SPECFICATION UNIT REMARKS BOM MAIN BOARD QART ASSEMBLY FOR LTV1902 MST (9E19) WITH 02.0600-LTV19020-003R NICAMPAL/BG/DK/I/SECA 01.6003-W3890R02-000R B/G D/K I L/L' WORLD STANDARD F.S TUNER 5V 38.9MHz (ROHS) R11,R21,L27,R45,L64,L65,R213 01.6100-C0000BB0-000R SMD RESISTOR 0 OHM 1/10W +/-5% (0603) TAPE TYPE(ROHS) R227,L66,R85,R116,R243,R349,Q7,Q10,Q1 1,Q12 R186,R39,R61,R62,R63,R64,R95,R96,R97,...
  • Page 30 R5,R6,R7,R13,R15,R16,R19,R29,R30,R38, 01.6100-C4720BB0-000R BOM SMD RESISTOR 4.7K OHM 1/10W +/-5% (0603) TAPE TYPE(ROHS) R65,R79,R80,R108,R109,R110,R726,R728, R730,R 01.6100-C4730BB0-000R SMD RESISTOR 47K OHM 1/10W +/-5% (0603) TAPE TYPE(ROHS) R413,R412 01.6100-C4740BB0-000R SMD RESISTOR 470K OHM 1/10W +/-5% (0603) TAPE TYPE(ROHS) R281,R283 R99,R100,R101,R165,R168,R219,R220,R22 01.6100-C7500BB0-000R SMD RESISTOR 75 OHM 1/10W +/-5% (0603) TAPE TYPE(ROHS) 1,R171,R193,R232,R733,R48,R25,R22,R26, 01.6100-C7520BB0-000R SMD RESISTOR 7.5K OHM 1/10W +/-5% (0603) TAPE TYPE(ROHS)
  • Page 31 01.6300-SB0BAV99-001R SMD SWITCHING DIODE,BAV99 , SOT23,INFINEON (ROHS) D11,D12,D13,D14,D15,D16,D17,D18,D53,D 91 01.6300-SCBAT54C-000R BAT54C,SOT-23, SMD SWITCHING DIODE (ROHS) BOM D23,D19 01.6300-SFFA0000-000R 5.6V,1/2W,SMD ZENER DIODE BZV55C5V6 SOD806, (ROHS) D20,D21 Q1,Q2,Q3,Q4,Q6,Q8,Q30,Q41,Q700,Q704, 01.6400-N3904N00-000R TRANSISTOR PMBT3904 ,NPN, SOT23(ROHS) Q706,Q708,Q710 01.6400-N3906N00-000R TRANSISTOR 2N3906 ,PNP, SOT23(ROHS) Q9,Q705,Q709 01.6500-S0004558-000R I.C. CO4558 DUAL BIPOLAR OPERATIONAL AMPLIFIER SOP8 (ROHS) U38,U40 01.6500-SA111733-000R I.C.
  • Page 32 01.6900-13000101-000R BOM SCART SOCKET 21 PINS RC-2105 (ROHS) 01.6900-15151060-000R VGA JACK 15 PINS BLUE CORE HAVE NUT (ROHS) 01.7500-ABLTV190-004R 230MM*100MM,FOR MSTAR9E19, 1.6MM,ROHS 01.7600-11435218-000R CRYSTAL 14.318180MHz HC-49/S CL: 18PF +/-20PPM(ROHS) 02.0604-LTV19020-002R Key Board Assembly for LTV1902 MST-9E19 (ROHS) 01.6100-A1220BEH-000R R6,R3 (CF）1.2K±5% 1/4W 01.6100-A2720BEH-000R 2.7K ±5% 1/4W （ROHS）...
  • Page 33 04.0501-19020000-001R 19 LCD DVD FOR LTV 1902(ROHS) 01.1100-19CB0200-001R 6*6*5 (ROHS) 01.2701-19020000-001R MONITOR FRONT BASE - BRIGHT SILVER / DULL BLACK W/S PANTONE 424C AKIRA(ABS 01.2702-19CB0200-004R MONITOR FRONT BASE-DARK 11C，84X45mm，DVD，（ABS），ROHS 01.2708-19020000-001R FUNCTION BUTTON (ABS)(ROHS) 01.2708-19020000-002R FUNCTION BUTTON (ABS)(ROHS) 01.2708-19020000-003R FUNCTION BUTTON (ABS)(ROHS) 01.2708-19020000-005R...
  • Page 34 PRINTING PARTS(ROHS) 01.1014-19020000-004R MASTER CARTON（550*280*557）(ROHS) 01.1014-LTV19010-017R MASTER CARTON（230*200*45）(ROHS) 01.1401-P1030000-001R WARAANTY CARD "AKIRA " 128G COPPERPLATE PAPER 11.5 X 20CM 01.1401-P1030000-002R WARAANTY CARD "AKIRA " 128G COPPERPLATE PAPER 28.6 X 20CM 01.1502-08045000-009R SERIAL NO.LABEL (ROHS) 01.1513-LTV19020-001R LCD PLUG WARING LABEL ,ROHS 01.1519-02000005-000R...