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Sharp LC-32BD5T Service Manual

32“/37” lcd tv

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CONFIDENTIAL
Issued : 26.Dec.2006
Version :1.0
LCD-TW-006-001
32"/37" LCD TV

SERVICE MANUAL

MODEL: : : : LC-32BD5T/LC-37BD5T
PANEL: : : :
32"
LCD TV (YVLLK315T3LZ4BZ)
37"
LCD TV (YVLLK370T3LZ5BZ)

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Summary of Contents for Sharp LC-32BD5T

  • Page 1: Service Manual

    CONFIDENTIAL Issued : 26.Dec.2006 Version :1.0 LCD-TW-006-001 32“/37” LCD TV SERVICE MANUAL MODEL: : : : LC-32BD5T/LC-37BD5T PANEL: : : : 32” LCD TV (YVLLK315T3LZ4BZ) 37” LCD TV (YVLLK370T3LZ5BZ)
  • Page 2: Table Of Contents

    CONTENTS 1. IMPORTANT SAFETY PRECAUTIONS ………1-2 2. SPECIFICATION ……………………………..….2-7 3. FACTORY & ELECTRONIC ADJUSTMENT …...3-5 4. SCHEMATIC DAIGRAM ….……………………4-21 5. EXPLODED VIEW ………………………………5-2 6. PACKAGING LIST ………………………………6-2 7. RECOMMEND SPARE PARTS LIST……………7-10...
  • Page 3: Important Safety Precautions

    IMPORTANT SAFETY PRECAUTIONS VER 1.0 1. Before returning an instrument to the customer, always make a safety check of the entire instrument, including, but not limited to, the following items. a. Be sure that no built-in protective devices are defective and/or have been defeated during servicing. (1) Protective shields are provided on this chassis to protect both the technician and the customer.
  • Page 4 4. Observe original lead dress. Take extra care to assure correct lead dress in the following areas: a. near sharp edges, b. near thermally hot parts—be sure that leads and components do not touch thermally hot parts, c. the AC supply, d.
  • Page 5: Specification

    SPECIFICATION FOR LC-32BD5T/37BD5T LCD TV VER1.0 PRODUCT 32”/37” INCH LCD TV CUSTOMER 1. Sharp/Taiwan MODEL NO. 1. LC-32BD5T/37BD5T REV. NO. V1.0a 2006/11/8 THE PRODUCT SPECIFICATION IS ISSUED FROM THE ELECTRONICS DEVICE BUSINESS UNIT R&D DIVISION AUTHORIZED SIGNATURE DATE(M/D/Y) ISSUED MARKING...
  • Page 6 SPECIFICATION FOR LC-32BD5T/37BD5T LCD TV VER1.0 1. POWER SOURCE a. Operating voltage 100~240 Vac , 50/60 Hz b. Input current 1.9A Typ. (at 110Vac) for 32” 2.0A Typ. (at 110Vac) for 37” c. Inrush current 65A p-p Typ. (at 240Vac) d.
  • Page 7 SPECIFICATION FOR LC-32BD5T/37BD5T LCD TV VER1.0 Remark: 1. Input1 Component and CVBS Auto: Priority Component 2. Input2 Component and CVBS Auto: Priority Component 3. Input3 S-Video and CVBS Auto: Priority S-Video 4. Input4 HDMI or DVI DVI: Connectable with PC and STB 5.
  • Page 8 SPECIFICATION FOR LC-32BD5T/37BD5T LCD TV VER1.0 Pin 15: SCL Pin 16: SDA Pin 17: DDC/CEC Ground Pin 18: +5V Power Pin 19: Hot Plug Detect 17. HDMI TYPE-A & DVI MODES TIMING Horizontal Vertical Pixel Clock Mode Mode No Resolution...
  • Page 9 SPECIFICATION FOR LC-32BD5T/37BD5T LCD TV VER1.0 18.3. Rejection Ratios 18.3.1. Picture I.F. Rejection 18.3.1_1. Air(CH02 – CH69) 50dB Min 18.3.1_2 .Cable(CH1 – CH125) 50dB Min 18.3.2. Picture Image Rejection 18.3.2_1. Air(CH02 – CH69) 50dB Min 18.3.2_2. Cable(CH1 – CH125) 50dB Min 18.4.
  • Page 10 Cycle Time: Up and down, 60 minutes, right and left, 15 minutes, forward and back, 15 minutes. Total 90 minutes. Vibration Test Data shall be submitted for approval to Sharp prior to Pilot Run. Cycle Time:1.0 hours Per Axis 22.2. Drop...
  • Page 11 SPECIFICATION FOR LC-32BD5T/37BD5T LCD TV VER1.0 24. ESD Operating : >8KV, no hardware error allowed Non operating : <15KV , no hardware error allowed 25. MTBF(Mean Time Between Failure) 35000 hours(exclude back-light & LCD Panel) 50000 hours(back-light) 26. REGULATORY REQUIREMENTS (Safety & EMC & DTV requirement.) The unit shall conform to the following regulatory standards.
  • Page 12: Factory & Electronic Adjustment

    FACTORY &ELECTRONIC ADJUSTMENT VER 1.0 F F F F actory actory actory actory A A A Adjustment djustment djustment djustment Use the Remote Control (R/C) to enter the “Factory Adjustment Mode” through the below: To Enter Press the “ INFO“ button for 4 seconds and then Press the “...
  • Page 13 FACTORY &ELECTRONIC ADJUSTMENT VER 1.0 1 1 1 1 - - - - Memory Clear Memory Clear Memory Clear Memory Clear: Select Memory Clear then Press the “Left” button, System will automatically set specific items to the default value Default value will set as followed: Picture Picture Picture...
  • Page 14 FACTORY &ELECTRONIC ADJUSTMENT VER 1.0 5. Dynamic Backlight = +16 , Contrast = +32 , Brightness = 0 Color = 0 , Tint = 0(Center) , Sharpness = 0 Color Temp = Cool , Black = Off Audio Audio Audio Audio AV Mode = Dynamic (Fixed) , (with Dynamic (Fixed) –...
  • Page 15 FACTORY &ELECTRONIC ADJUSTMENT VER 1.0 2 2 2 2 - - - - Burning Burning: Burning Burning Embedded is a cycle of 8 R/G/B color signals(7 color),with signals change every 3 seconds. Remark: 1. If electricity is cut-off during Burning, once electricity is restored, Burning mode will resume.
  • Page 16 FACTORY &ELECTRONIC ADJUSTMENT VER 1.0 5 5 5 5 - - - - SERVICE SERVICE SERVICE SERVICE Remark: This Function Reserved 6 6 6 6 - - - - INITIAL INITIAL COLORTEMP COLORTEMP INITIAL INITIAL COLORTEMP COLORTEMP Select “INITIAL COLORTEMP” then Press the “Left” button every mode will Return to Default 7 7 7 7 - - - - LOAD PRESET CHANNEL LOAD PRESET CHANNEL...
  • Page 17: Schematic Daigram

    SCHEMATIC DIAGRAM VER 1.0 3V3_uP 3V3_SB 3V3_uP 120 /4A 3V3_uP N/1K N/1K 1/16W 1/16W PSENn_uP RST_uP- SRAM_CS- RST_uP- P[2] MCA[0..19] P[2,4] N/10K RP28 EX_CS- 1/16W 4.7K 4.7K ohm P[19] A_DCTL N/2SC2412KBQ 1/16W 3V3_uP RDn_uP 3V3_uP WRn_uP N/2SC2412KBQ P[18] A_CTL0 3V3_uP ALE_uP P[18] A_CTL1...
  • Page 18: Schematic Diagram

    SCHEMATIC DIAGRAM VER 1.0 MCA[0..19] MCA[0..19] P[1,4] MCAD[0..7] MCAD[0..7] P[1,4] VT_MEM 2006/10/08 預預 W24257AQ-12 Second Second Source 4.7K 4.7K N/39VF040-7 Source 1/16W 1/16W T14L256A-12 39VF1681(2M) FL_A0 FL_D0 FL_A0 FL_D0 1/16W FL_A1 FL_D1 FL_A1 FL_D1 FL_A2 FL_D2 FL_A2 FL_D2 FL_A3 FL_D3 FL_A3 FL_D3 SST39VF088...
  • Page 19 SCHEMATIC DIAGRAM VER 1.0 5V_SB 橘 橘 橘 橘 橘 橘 橘 橘 橘 橘 橘 橘 橘 橘 橘 橘 橘 橘 橘 橘 橘 橘 橘 橘 2SC2412KBQ (LED R112 R156 100-->39 LED_SBn P[1] 2SC2412KBQ 1/16W R157 100-->330 RS232 LED_PWRn P[1]...
  • Page 20 SCHEMATIC DIAGRAM VER 1.0 R521 DQM[0..3] P[6] EX62_SDA 1/16W SDA1 P[1,2,7,8,10] P[6] MA[0..11] DQS[0..3] DQS[0..3] P[6] EX62_SCL R522 SCL1 P[1,2,7,8,10] P[6] MD[0..31] EX62_RAS- P[6] C505 C506 1/16W EX62_CAS- P[6] 68PF 68PF EX62_WE- P[6] EX62_MCLK0 P[6] EX62_MCLK0- P[6] EX62_CLKE P[6] EX62_BA0 P[6] R502 EX62_BA1...
  • Page 21 SCHEMATIC DIAGRAM VER 1.0 3V3_uP 3V3_SB EX_VDDM R523 C507 C508 R524 0.1uF 0.1uF 1/16W 1/16W EX62_Y1 Y_YUV_MP EX62_CVBS2 VIDEO_MP Y_YUV_MP P[14] VIDEO_MP P[14] EX_VD33 C534 R526 C537 R529 EX_VDDM 0.1uF N/75 0.1uF N/75 C509 1/16W 1/16W 33PF IC501B SVP-EX62 EX_VD18 AGND AGND X501...
  • Page 22 SCHEMATIC DIAGRAM VER 1.0 R532 1/16W EX62_BA1 P[4] R533 1/16W EX62_BA0 P[4] EX62_MCLK0 P[4] R534 1/16W EX62_CS0- P[4] R539 R535 1/16W C565 EX62_RAS- P[4] 0.01uF 1/16W R536 1/16W EX62_CAS- P[4] R537 1/16W EX62_WE- P[4] MA[0..11] R540 P[4] MA[0..11] R538 1/16W EX62_CLKE P[4] 1/16W...
  • Page 23 N/10K 1/16W R219 1/16W 1/16W 1/16W R241 VBR_EXT N/1.2K 8-Bit 預 預 預 預 (Pin50 R0) 預 預 預 預 Sharp 8-Bit (Pin51 R0) 1/16W Q205 R207 C221 C204 R218 LVDS_33 N/2SA1235F N/100uF 0.1uF R222 P[4] PWM_EX62 P[4] DPIO[0..23] 1/16W...
  • Page 24 SCHEMATIC DIAGRAM VER 1.0 SCL2 +5V_SB FB704 FB705 5V_SB P[1] SCL2 0.45uH 120 /4A SDA2 5V_SB P[1] SDA2 C726 C727 C728 C729 C730 47uF 0.1uF 220uF 100uF 0.1uF 3V3_SB 3V3_SB D(3) R141 R142 R143 R144 1/16W 1/16W 1/16W 1/16W BSN20 BSN20 G(1) S(2)
  • Page 25 SCHEMATIC DIAGRAM VER 1.0 3V3HDMI 5V_HDMI HDMI INPUT 1 R645 R646 1/16W 1/16W D609 FB606 R618 2006/10/12 ECN RLS4148 120 /2A D1568Y119-- 1HDMI_5VIN 1/16W 1. IC602/IC604 UPA672T廢廢 1HP_DET HP DET 1HDMI_5VIN 1HDMI_5VIN 2. IC609 PI5C3253QE追追 C671 R601 R621 0.1uF 470K 470K 1DDC_SDA R611...
  • Page 26 SCHEMATIC DIAGRAM VER 1.0 5V_SB 5V_HDMI IC605 3V3HDMI AP1117E33LA HDMI_VD33 VOUT FB607 R626 C670 120 /2A N/124 47uF C656 C657 C658 C659 C660 C661 C662 C663 0.1uF 0.1uF 0.1uF 0.1uF 1000PF 1000PF 1000PF 1000PF 1/16W C610 C611 47uF 0.1uF R627 R629 HDMI_VD33 1/10W...
  • Page 27 SCHEMATIC DIAGRAM VER 1.0 5V_P 3V3_EX62 EX_VD33 IC706 AP1084K33LA 5V_SB IC701 3V3_SB LD1117S VOUT FB706 C732 C733 C734 C735 R703 C736 C737 3.3V Power 120 /4A 22uF 0.1uF 22uF 0.1uF 220uF 0.1uF L701 R701 1/10W for EX62 10uH C705 1/16W C701 C702 C703...
  • Page 28 SCHEMATIC DIAGRAM VER 1.0 TSVN2-P91F3 (VTU-FQ1236FV5--) T_5V 5V_B1 0.1uF 0.1uF 100uF 1/8W TDFS-G432D Ant power RF AGC TV1_CVBS TV1_CVBS P[14] B1(+5V) RT25 N/2.2K TU T/P 1/16W TP54 RT13 1/16W DTU_RST P[15] RESET_OUT /RESET TP55 LOCK_FP RT14 1/16W 10uF 1V8_T 3V3_T RT23 B2(3.3V) TS1START...
  • Page 29 SCHEMATIC DIAGRAM VER 1.0 RV10 1/16W 1/16W 3V3_EX62 3V3_EX62 COMP1_SW P[1,14] COMP2_SW P[1,14] JK1A JK2A P1232Y1093- P1233Y1082- 1/10W 1/10W YUV1_Y YUV2_Y YUV1_Y P[14] YUV2_Y P[14] ZDV1 ZDV4 N/75 N/330PF 100PF UDZ6.8B N/75 N/330PF 100PF UDZ6.8B 1/16W 1/16W JK1D JK2D P1232Y1093- P1233Y1082- YUV1_B YUV2_B...
  • Page 30 SCHEMATIC DIAGRAM VER 1.0 +12V_T ICV2 CVBS3 78M09A P[13] CVBS3 TV1_CVBS TV1_CVBS P[12] VOUT RV57 CV39 RV55 0.47uF CV35 CV36 RV47 RV48 CV56 CV57 CV58 CV59 1/16W 1/16W 0.47uF 270PF 0.1uF 100uF 0.1uF 100uF 1/16W 1/16W RV56 N/10 SVHS1_SW 1/16W CVBS2 P[1,13] SVHS1_SW...
  • Page 31 SCHEMATIC DIAGRAM VER 1.0 RT80 CT32 RT81 20.25MHZ 22PF 1/16W CT35 CT36 CT37 CT38 CT39 CT40 CT41 CT42 CT43 CT44 CT45 CT46 1/16W 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF DTB_SC P[14] DTB_SC DTB_SY P[14] DTB_SY DTB_CVBS CT33...
  • Page 32 SCHEMATIC DIAGRAM VER 1.0 ICT4 3V_SD RAMDAT[0..31] EM638325-6 RAMDAT[0..31] P[15] RAMDAT0 RAMDAT1 RAMDAT2 RAMDAT3 RAMDAT4 VDDQ RAMDAT5 VDDQ RAMDAT6 VDDQ RAMDAT7 VDDQ RAMDAT8 VDDQ RAMDAT9 VDDQ RAMDAT10 VDDQ DQ10 RAMDAT11 VDDQ DQ11 RAMCLK RAMDAT12 P[15] RAMCLK DQ12 RAMDAT13 DQ13 RAMDAT14 DQ14 RAMDAT15 P[15]...
  • Page 33 SCHEMATIC DIAGRAM VER 1.0 RT29 CT29 RT36 RT34 220PF 2.2K 1.2K 1/16W 1/16W 1/16W CT21 RT19 CT25 RT21 CT27 CTA4 10uF 1.2K 2700PF 4.7K 2700PF 10uF 1/16W 1/16W DTB_AL P[18] T_5V RT38 FBT11 DAC_5V ICT9 100K 120 /2A NJM2904M 1/16W CTA2 CTA3 10uF...
  • Page 34 SCHEMATIC DIAGRAM VER 1.0 Audio Noise改改 2006/10/18 T_5V R387 0 R349 R350 R351 R352 R353 R354 R365 R366 C374 R367 R368 R387 R367 NC - 3.9K 100uF 3.9K 2.2K R368 NC - 2.2K 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W...
  • Page 35 SCHEMATIC DIAGRAM VER 1.0 L301 +12V_T P[12,18] 10uH FB305 N/120 /2A FB306 VMTS C332 ZD302 R326 T_5V 10uF N/RLZ8.2B N/470 FB301 Q302 1/8W 2SA1235F 5V_SB R325 R323 FB307 C348 C349 FB302 C351 C316 5.6K IC302 N/120 100uF 0.1uF 0.1uF N/470PF 1/16W 1/16W LD1117S...
  • Page 36 SCHEMATIC DIAGRAM VER 1.0 12V_SND PGM1 CP0044-JJST- 1.2K 100uF RLS4148 0.1uF 1/16W 1/16W 1/16W 0.1uF RLS4148 FROM POWER CN506 22uF CM10 1000uF 2SA1037KQ 1/16W FBM11 ICM3 PGM5 N/120 /2A N/78M09A N/CP0302-EJST- VOUT CM65 CM63 CM64 N/22uF N/100uF N/0.1uF RM35 3.9K 1/16W FBM2 120 /2A...
  • Page 37 SCHEMATIC DIAGRAM VER 1.0 SHARP_KB 3V3_SB 3V3_SB PG401 D401 CP0005RDJST- RLS4148 R401 R402 R403 3V3_SB 4.7K 4.7K 1/16W 1/16W 1.65V 1/16W 2.46V SW_INA 2006/6/9 SW_INB R407 Power Sw改改 ZD401 C401 SW401 SW402 Push Pull Type 1/16W UDZ5.6B 1000PF SW-A1225 SW-A1225 INPUT POWER w/o Lock Type...
  • Page 38: Exploded View

    LC-32BD5T EXPLODED VIEW VER 1.0...
  • Page 39 LC-37BD5T EXPLODED VIEW VER 1.0...
  • Page 40 LC-32BD5T PACKING VER 1.0...
  • Page 41 LC-37BD5T PACKING VER 1.0...
  • Page 42: Recommend Spare Parts List

    LC-32BD5T RECOMMEND SPARE PARTS LIST VER 1.0 LEAD CHECK BOM Q'ty PART NUMBER DESCRIPTION REMARK TIME (DAYS) SPAKC0905Y1---- ACCESSARY BOX FIX BOARD CPCS PACKING MATERIAL SPAKC0895Y1Z--A BOTTOM CASE W/O PALLETE CPCS PACKING MATERIAL SPAKC0895Y1R--- CARTON CSET PACKING MATERIAL SPAKC0895Y1---- CARTON SHEET...
  • Page 43 LC-32BD5T RECOMMEND SPARE PARTS LIST VER 1.0 LEAD CHECK BOM Q'ty PART NUMBER DESCRIPTION REMARK TIME (DAYS) XHISN30P06000-Y INTERFACE HDMI*2 CPCS XHISN30P06000-Y CPCS IMAGE BOARD*6, POWER PWB*6, AC*2 XHISN30P04000-Y GCOV-0059Y1P*1 CPCS XETSN40P12000-Y PANEL ANGLE FIX SCREW*6 CPCS XEBSQ40P16000-Y CAB-B SCREW*12...
  • Page 44 LC-32BD5T RECOMMEND SPARE PARTS LIST VER 1.0 LEAD CHECK BOM Q'ty PART NUMBER DESCRIPTION REMARK TIME (DAYS) LX-NZA013WJFNS- CPCS LX-BZ1034Y1---- CONNECTOR RS-232 SCREWS*2 CPCS LHLDZ2013CEZZS- STAND FIXATION BAND CPCS LHLDWA131WJKZS- CABLE_CLAMP_CAB CPCS LHLDWA120WJKZS- KEY BOARD線線夾 CPCS LHLDWA120WJKZS- HOLD CPCS LHLDW1164CEZZS-...
  • Page 45 CPCS SWITCH ASSY MECHANICAL CCOVAB880WJ01S- CSET CAB-B ASSY MECHANICAL CCABBA929WJ01S- CSET MECHANICAL CCABAB578WJ01S- KS-CAB-A ASSY CSET SHARP 37" LCD PANEL ELECTRONICS YVLLK370T3LZ5BZ CPCS 273W POWER UNIT/CTI 600V ELECTRONICS YUNTP1061-1-L-A CSET KEY BOARD PWB ELECTRONICS YPWB11571-KL--- CSET MAIN BOARD UNIT ELECTRONICS...
  • Page 46 JBTN-A540WJ2AS- CPCS AV IND-P ACCESSORIES HINDP0468Y1P--- CPCS TUNER IND-P ACCESSORIES HINDP0467Y1P--- CPCS ACCESSORIES HDECQA646WJSAS- LED DEC CPCS SHARP BADGE ACCESSORIES HBDGBA080WJSAS- CPCS TENTOU CLAMPSCREW X2 XTBSQ40P16000-Y CPCS TAND BASE SCREW XJBSQ50P30000-Y CPCS STAND KUMITATE XJBS850P30000S- CPCS XHISN30P06000-Y AC PWB + 1140 *2...
  • Page 47 DESCRIPTION REMARK TIME (DAYS) XBBSN50P12JS0-Y STAND BASE FIXING SCREW CPCS SUS ANG R+L *4 XBBSN40P06000-Y CPCS MODEL LABEL TLABM1609Y1---- CPCS TLABG1504Y1---- SHARP大張貼紙 CPCS SHARP小張貼紙 TLABG1503Y1---- CPCS TLABD2003Y1B--- BAR CODE CPCS BAR CODE LABEL TLABD2001Y1B--- CPCS WARRANTY CARD TGANC1134Y1---- CPCS PSPAZB027WJ2ZS-...
  • Page 48 LC-32BD5T/LC-37BD5T VER 1.0 MAIN BOARD PARTS LIST (PARTS NO: YPWB11570-ML---) CHECK DESCRIPTION REMARK PART NUMBER BOM Q'ty QCNCP1645Y120-- 1 CPCS *CN701*(20P 2.0MM) ELECTRONICS QJAKM1076Y1---B 1 CPCS *JK--3*(RCA W/R 2P) ELECTRONICS QJAKP1203Y1---- 1 CPCS *JK--4*(Mini Din 4P) ELECTRONICS QJAKP1232Y1093- 1 CPCS...
  • Page 49 LC-32BD5T/LC-37BD5T VER 1.0 MAIN BOARD PARTS LIST (PARTS NO: YPWB11570-ML---) CHECK DESCRIPTION REMARK PART NUMBER BOM Q'ty RNWR0028CYM330A 7 CPCS *RP601,602,603,604,605,606,607* ELECTRONICS RNWR0028CYM470A 2 CPCS *RPT-1,T-2* ELECTRONICS RNWR0028CYM472A 4 CPCS *RP--1,-28,-30,-31* ELECTRONICS YL-JN3R3K0000-A 4 CPCS *FBV-1,V-2,V-3,V-4* ELECTRONICS YL-MLF2012A1R8A 2 CPCS...
  • Page 50 LC-32BD5T/LC-37BD5T VER 1.0 MAIN BOARD PARTS LIST (PARTS NO: YPWB11570-ML---) CHECK DESCRIPTION REMARK PART NUMBER BOM Q'ty YSISII9011----D 1 CPCS *IC601* ELECTRONICS YSISST39VF1681A 1 CPCS *IC--5* ELECTRONICS YSISVP-EX62---D 1 CPCS *IC501* ELECTRONICS YSIT14L256A-12A 1 CPCS *IC--7* ELECTRONICS YSITS3DV416DGGA 1 CPCS...
  • Page 51 LC-32BD5T/LC-37BD5T VER 1.0 KEY BOARD PARTS LIST (PARTS NO:YPWB11571-KL--- ) CHECK DESCRIPTION BOM Q'ty REMARK PART NUMBER 6 YCNCP0005RDJST- *PG401* CPCS ELECTRONICS *PG402* 35 YCNCP0316-EJST- CPCS ELECTRONICS *IC401* 60 YSIFM6038LM5NR- CPCS ELECTRONICS *J---1* 17 QSOCP1053Y12V-- CPCS ELECTRONICS 11 QCNCP1552Y1---- *CN--1*...

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Lc-37bd5t